HP 4700 Manuals

Manuals and User Guides for HP 4700. We have 3 HP 4700 manuals available for free PDF download: Service Manual

HP 4700 Service Manual

HP 4700 Service Manual (676 pages)

Service Manual  
Brand: HP | Category: Printer | Size: 27.52 MB
Table of contents
Table Of Contents5................................................................................................................................................................
Product Information21................................................................................................................................................................
Printer Configurations22................................................................................................................................................................
Hp Color Laserjet 4700 (q7491a)22................................................................................................................................................................
Hp Color Laserjet 4700n (q7492a)23................................................................................................................................................................
Hp Color Laserjet 4700dn (q7493a)23................................................................................................................................................................
Hp Color Laserjet 4700dtn (q7494a)23................................................................................................................................................................
Hp Color Laserjet 4700ph+ (q7495a)24................................................................................................................................................................
Hp Color Laserjet Cp4005n (cb503a)24................................................................................................................................................................
Hp Color Laserjet Cp4005dn (cb504a)25................................................................................................................................................................
Printer Features26................................................................................................................................................................
Printer Walkaround31................................................................................................................................................................
Hp Color Laserjet 4700 Models31................................................................................................................................................................
Hp Color Laserjet Cp4005 Models32................................................................................................................................................................
Identification, Site Requirements, And Specifications35................................................................................................................................................................
Model And Serial Numbers35................................................................................................................................................................
Power And Regulatory Label35................................................................................................................................................................
Site Requirements36................................................................................................................................................................
Space Requirements37................................................................................................................................................................
Physical Specifications38................................................................................................................................................................
Electrical Specifications38................................................................................................................................................................
Environmental Specifications39................................................................................................................................................................
Acoustic Emissions39................................................................................................................................................................
Supply Storage Requirements40................................................................................................................................................................
Skew Specifications40................................................................................................................................................................
Media Specifications41................................................................................................................................................................
Printing And Paper Storage Environment41................................................................................................................................................................
Envelopes42................................................................................................................................................................
Envelopes That Have Double Side Seams43................................................................................................................................................................
Envelopes That Have Adhesive Strips Or Flaps43................................................................................................................................................................
Envelope Margins43................................................................................................................................................................
Envelope Storage43................................................................................................................................................................
Labels44................................................................................................................................................................
Label Construction44................................................................................................................................................................
Transparencies44................................................................................................................................................................
Supported Types And Sizes Of Print Media45................................................................................................................................................................
Chapter 1 Product Information46................................................................................................................................................................
Media To Avoid49................................................................................................................................................................
Media That Can Damage The Printer49................................................................................................................................................................
Printing On Special Media51................................................................................................................................................................
Glossy Paper51................................................................................................................................................................
Colored Paper52................................................................................................................................................................
Heavy Paper53................................................................................................................................................................
Hp Laserjet Tough Paper53................................................................................................................................................................
Preprinted Forms And Letterhead53................................................................................................................................................................
Recycled Paper54................................................................................................................................................................
Weight Equivalence Table54................................................................................................................................................................
Protecting The Environment56................................................................................................................................................................
Ozone Production56................................................................................................................................................................
Power Consumption56................................................................................................................................................................
Toner Consumption56................................................................................................................................................................
Paper Use56................................................................................................................................................................
Plastics56................................................................................................................................................................
Hp Laserjet Print Supplies56................................................................................................................................................................
Environmental Product Stewardship Program56................................................................................................................................................................
Return And Recycling Instructions57................................................................................................................................................................
United States And Puerto Rico57................................................................................................................................................................
Multiple Returns (two To Eight Cartridges)57................................................................................................................................................................
Single Returns57................................................................................................................................................................
Shipping57................................................................................................................................................................
Non-us Returns57................................................................................................................................................................
Paper57................................................................................................................................................................
Material Restrictions58................................................................................................................................................................
Disposal Of Waste Equipment By Users In Private Households In The European Union58................................................................................................................................................................
Material Safety Data Sheet (msds)59................................................................................................................................................................
For More Information59................................................................................................................................................................
Hewlett-packard Limited Warranty Statement60................................................................................................................................................................
Limited Warranty For Print Cartridges And Image Drums62................................................................................................................................................................
Color Laserjet Image Fuser Kit And Image Transfer Kit Limited Warranty Statement63................................................................................................................................................................
Laser Safety64................................................................................................................................................................
Canadian Doc Regulations64................................................................................................................................................................
Vcci Statement (japan)64................................................................................................................................................................
Power Cord Statement (japan)64................................................................................................................................................................
Emi Statement (korea)64................................................................................................................................................................
Country/region-specific Safety Statements64................................................................................................................................................................
Emi Statement (taiwan)65................................................................................................................................................................
Finnish Laser Statement66................................................................................................................................................................
Australia66................................................................................................................................................................
2 Service Approach69................................................................................................................................................................
Service Approach70................................................................................................................................................................
Ordering Parts, Supplies, And Accessories Over The Internet71................................................................................................................................................................
Ordering Directly Through The Embedded Web Server (for Printers With Network Connections)71................................................................................................................................................................
Exchange Program71................................................................................................................................................................
Supplies71................................................................................................................................................................
World Wide Web71................................................................................................................................................................
Parts And Supplies71................................................................................................................................................................
Hp Service Parts Information72................................................................................................................................................................
Hp Available Services73................................................................................................................................................................
Ordering Related Documentation And Software75................................................................................................................................................................
3 Installation And Configuration77................................................................................................................................................................
What Ships In The Box78................................................................................................................................................................
Unpacking The Printer79................................................................................................................................................................
Loading Detectable Standard-sized Media Into Tray 2 And Optional Trays84................................................................................................................................................................
Connecting Power86................................................................................................................................................................
Installing A New Control Panel Label87................................................................................................................................................................
Testing The Printer Operation88................................................................................................................................................................
Sleep Delay89................................................................................................................................................................
Setting Sleep Delay89................................................................................................................................................................
Disabling/enabling Sleep Mode89................................................................................................................................................................
Connecting To A Computer90................................................................................................................................................................
Parallel Configuration90................................................................................................................................................................
Usb Configuration90................................................................................................................................................................
Auxiliary Connection Configuration91................................................................................................................................................................
Hp Jetdirect Print Servers92................................................................................................................................................................
Available Software Solutions93................................................................................................................................................................
Wireless Printing93................................................................................................................................................................
Ieee 802.11 Standard93................................................................................................................................................................
Bluetooth93................................................................................................................................................................
Printer Software94................................................................................................................................................................
Software94................................................................................................................................................................
Software Features94................................................................................................................................................................
Driver Autoconfiguration94................................................................................................................................................................
Update Now94................................................................................................................................................................
Hp Driver Preconfiguration95................................................................................................................................................................
Installing The Printing System Software95................................................................................................................................................................
Installing Windows Printing System Software For Direct Connections95................................................................................................................................................................
Installing Windows Printing System Software For Networks96................................................................................................................................................................
Sharing97................................................................................................................................................................
Installing The Software After The Parallel Or Usb Cable Has Been Connected97................................................................................................................................................................
Uninstalling The Software98................................................................................................................................................................
Removing Software From Windows Operating Systems98................................................................................................................................................................
Software For Networks98................................................................................................................................................................
Hp Web Jetadmin98................................................................................................................................................................
Unix99................................................................................................................................................................
Utilities99................................................................................................................................................................
Embedded Web Server99................................................................................................................................................................
Features99................................................................................................................................................................
Other Components And Utilities100................................................................................................................................................................
Printer Drivers101................................................................................................................................................................
Supported Printer Drivers101................................................................................................................................................................
Additional Drivers101................................................................................................................................................................
Select The Correct Printer Driver102................................................................................................................................................................
Printer-driver Help (windows)102................................................................................................................................................................
Gaining Access To The Printer Drivers102................................................................................................................................................................
Printer Drivers For Macintosh Computers104................................................................................................................................................................
Software For Macintosh Computers106................................................................................................................................................................
Installing Macintosh Printing System Software For Networks106................................................................................................................................................................
Installing Macintosh Printing System Software For Direct Connections (usb)107................................................................................................................................................................
To Remove Software From Macintosh Operating Systems108................................................................................................................................................................
Network Configuration109................................................................................................................................................................
Configuring Tcp/ip Parameters109................................................................................................................................................................
Manually Configuring Tcp/ip Parameters From The Printer Control Panel109................................................................................................................................................................
Setting An Ip Address109................................................................................................................................................................
Setting The Subnet Mask110................................................................................................................................................................
Setting The Default Gateway111................................................................................................................................................................
Disabling Network Protocols (optional) (hp Color Laserjet 4700 Series Only)111................................................................................................................................................................
Disabling Ipx/spx112................................................................................................................................................................
Disabling Dlc/llc112................................................................................................................................................................
Disabling Appletalk113................................................................................................................................................................
Setting Network Security On The Printer114................................................................................................................................................................
Locking The Control Panel114................................................................................................................................................................
Levels Of Security114................................................................................................................................................................
Using An Ascii Pjl Escape Sequence To Set Network Security114................................................................................................................................................................
Cleaning The Printer And Accessories118................................................................................................................................................................
Cleaning Spilled Toner118................................................................................................................................................................
Vacuum Specifications118................................................................................................................................................................
Performing Preventive Maintenance119................................................................................................................................................................
Managing The Print Cartridge120................................................................................................................................................................
Hp Print Cartridges120................................................................................................................................................................
Non-hp Print Cartridges120................................................................................................................................................................
Print Cartridge Authentication120................................................................................................................................................................
Print Cartridge Storage120................................................................................................................................................................
Print Cartridge Life Expectancy120................................................................................................................................................................
Checking The Supply Level121................................................................................................................................................................
Using The Control Panel121................................................................................................................................................................
Using The Embedded Web Server121................................................................................................................................................................
Using Hp Web Jetadmin121................................................................................................................................................................
Approximate Replacement Intervals For Supplies122................................................................................................................................................................
Etb Life123................................................................................................................................................................
Changing Print Cartridges124................................................................................................................................................................
Replacing A Print Cartridge124................................................................................................................................................................
To Replace The Print Cartridge124................................................................................................................................................................
Replacing Supplies127................................................................................................................................................................
Locating Supplies127................................................................................................................................................................
Supply Replacement Guidelines127................................................................................................................................................................
Making Room Around The Printer For Replacing Supplies128................................................................................................................................................................
Replacing The Stapler Cartridge (hp Color Laserjet 4700 Series)128................................................................................................................................................................
Replacing The Etb131................................................................................................................................................................
Replacing The Fuser131................................................................................................................................................................
Printer Memory And Fonts133................................................................................................................................................................
Installing A Hard Drive, Memory, And Fonts134................................................................................................................................................................
Installing A Hard Drive (hp Color Laserjet 4700 Series)134................................................................................................................................................................
Installing Ddr Memory Dimms137................................................................................................................................................................
Installing A Flash Memory Card (hp Color Laserjet 4700 Series Only)141................................................................................................................................................................
Enabling Memory145................................................................................................................................................................
To Enable Memory For Windows 98 And Me145................................................................................................................................................................
To Enable Memory For Windows 2000 And Xp145................................................................................................................................................................
Installing An Hp Jetdirect Print Server Card (hp Color Laserjet 4700 Series Only)146................................................................................................................................................................
To Install An Hp Jetdirect Print Server Card146................................................................................................................................................................
Setting The Real-time Clock150................................................................................................................................................................
Setting The Date And Time150................................................................................................................................................................
To Set The Date Format150................................................................................................................................................................
To Set The Time Format151................................................................................................................................................................
Setting The Wake Time152................................................................................................................................................................
To Set The Wake Time152................................................................................................................................................................
Setting The Sleep Delay153................................................................................................................................................................
To Set The Sleep Delay153................................................................................................................................................................
5 Theory Of Operation155................................................................................................................................................................
Basic Operation156................................................................................................................................................................
Operation Sequence156................................................................................................................................................................
Power On Sequence157................................................................................................................................................................
Internal Components159................................................................................................................................................................
Formatter System161................................................................................................................................................................
Sleep Mode161................................................................................................................................................................
Image Resolution Enhancement Technology (ret)162................................................................................................................................................................
Input/output162................................................................................................................................................................
Parallel Interface (hp Color Laserjet 4700 Series Only)162................................................................................................................................................................
Usb 2.0 Connector162................................................................................................................................................................
Acc Accessory Port (hp Color Laserjet 4700 Series Only)162................................................................................................................................................................
Flash (hp Color Laserjet 4700 Series Only)163................................................................................................................................................................
Hard Drive Accessory (hp Color Laserjet 4700 Series Only)163................................................................................................................................................................
Printer Memory163................................................................................................................................................................
Read-only Memory163................................................................................................................................................................
Random-access Memory163................................................................................................................................................................
Dimm Slots163................................................................................................................................................................
Flash Memory163................................................................................................................................................................
Nonvolatile Memory163................................................................................................................................................................
Pjl Overview164................................................................................................................................................................
Control Panel164................................................................................................................................................................
Engine Control System165................................................................................................................................................................
Dc Controller Pcb165................................................................................................................................................................
Block Operation167................................................................................................................................................................
Motors, Fans, And Environment Sensor167................................................................................................................................................................
Failure Detection169................................................................................................................................................................
Drum Motor Failure Detection169................................................................................................................................................................
Fuser Motor Failure Detection170................................................................................................................................................................
Etb Motor Failure Detection170................................................................................................................................................................
Upper Exhaust Fan Failure Detection170................................................................................................................................................................
Cartridge Fan Failure Detection170................................................................................................................................................................
Delivery Fan Failure Detection170................................................................................................................................................................
Power Supply Fan Failure Detection170................................................................................................................................................................
Duplexer Fan Failure Detection171................................................................................................................................................................
Low-voltage Power Supply171................................................................................................................................................................
Fuser Control Circuit171................................................................................................................................................................
Low-voltage Power Supply Circuit173................................................................................................................................................................
Protective Functions174................................................................................................................................................................
Safety175................................................................................................................................................................
Power Supply Recognition175................................................................................................................................................................
Heater Temperature Control175................................................................................................................................................................
Initial Rotation Temperature Control176................................................................................................................................................................
Start-up Temperature Control176................................................................................................................................................................
Print Temperature Control177................................................................................................................................................................
Between-sheets Temperature Control177................................................................................................................................................................
Temperature Protective Function177................................................................................................................................................................
Protective Function By The Cpu177................................................................................................................................................................
Protective Function By The Fuser Heater Safety Circuit177................................................................................................................................................................
Protective Function By The Thermoswitch178................................................................................................................................................................
Temperature Failure Detection178................................................................................................................................................................
Start-up Failure (warmup Failure)178................................................................................................................................................................
Abnormal Low Temperature Of Main Thermistor (no Conduction)178................................................................................................................................................................
Abnormal High Temperature Of Main Thermistor178................................................................................................................................................................
Abnormal Low Temperature Of Sub Thermistor (no Conduction)179................................................................................................................................................................
Abnormal High Temperature Of Sub Thermistor179................................................................................................................................................................
Drive Circuit Abnormality179................................................................................................................................................................
High-voltage Power Supply179................................................................................................................................................................
Generation Of Biases180................................................................................................................................................................
Video Interface Control182................................................................................................................................................................
Laser/scanner System183................................................................................................................................................................
Laser Control184................................................................................................................................................................
Scanner Control185................................................................................................................................................................
Image Formation System187................................................................................................................................................................
Image Formation Process189................................................................................................................................................................
Electrostatic Latent Image Formation Block191................................................................................................................................................................
Step 1: Pre-exposure191................................................................................................................................................................
Step 2: Primary Charging192................................................................................................................................................................
Step 3: Laser Beam Exposure192................................................................................................................................................................
Development Block192................................................................................................................................................................
Step 4: Development192................................................................................................................................................................
Transfer Block193................................................................................................................................................................
Step 5: Attraction193................................................................................................................................................................
Step 6: Transfer193................................................................................................................................................................
Step 7: Separation194................................................................................................................................................................
Fusing Block194................................................................................................................................................................
Step 8: Fusing194................................................................................................................................................................
Cleaning Block195................................................................................................................................................................
Step 9: Drum Cleaning195................................................................................................................................................................
Print Cartridges195................................................................................................................................................................
Memory Tag197................................................................................................................................................................
Cartridge Presence Detection197................................................................................................................................................................
Memory Tag Detection197................................................................................................................................................................
Photosensitive Drum Detection197................................................................................................................................................................
Developing Cylinder Disengaging Control198................................................................................................................................................................
Etb (electrostatic Transfer/transport Belt)198................................................................................................................................................................
Transfer Roller (y, C, M) Engagement/disengagement Detection200................................................................................................................................................................
Transfer Roller Engagement/disengagement Control200................................................................................................................................................................
Calibration And Cleaning201................................................................................................................................................................
Etb Cleaning202................................................................................................................................................................
Color Misregistration Corrective Control203................................................................................................................................................................
Color Misregistration Detection204................................................................................................................................................................
Image Stabilization Control205................................................................................................................................................................
Environmental Change Control206................................................................................................................................................................
Conditions Leading Up To Dhalf207................................................................................................................................................................
Image Halftone Calibration Control (dhalf)207................................................................................................................................................................
Image Density Detection207................................................................................................................................................................
Pickup/feed System209................................................................................................................................................................
Pickup/feed Unit214................................................................................................................................................................
Paper Tray Detection And Paper Tray Media Size Detection214................................................................................................................................................................
Paper Tray Pickup Operation215................................................................................................................................................................
Media Lift-up Operation216................................................................................................................................................................
Initial Lift-up216................................................................................................................................................................
Lift-up During Printing216................................................................................................................................................................
Multiple-feed Prevention217................................................................................................................................................................
Skew Correction219................................................................................................................................................................
Media Detection220................................................................................................................................................................
Feed Speed Control221................................................................................................................................................................
Fusing And Delivery Block222................................................................................................................................................................
Loop Control222................................................................................................................................................................
Fusing Pressure Release Mechanism223................................................................................................................................................................
Jam Detection224................................................................................................................................................................
Pickup Delay Jam225................................................................................................................................................................
Pickup Stationary Jam225................................................................................................................................................................
Delivery Delay Jam225................................................................................................................................................................
Door Open Jam225................................................................................................................................................................
Residual Paper Jam225................................................................................................................................................................
Reversing Unit Jam 1225................................................................................................................................................................
Reversing Unit Jam 2226................................................................................................................................................................
Duplexing Pickup Unit Jam 1226................................................................................................................................................................
Automatic Delivery Function226................................................................................................................................................................
Duplex Feed Unit226................................................................................................................................................................
Reversing/duplexing Feed Operation227................................................................................................................................................................
Duplexing Pickup Unit Jam 1 (duplexing Unit Stationary Jam)230................................................................................................................................................................
Sheet Paper Feeder231................................................................................................................................................................
Pickup And Feed Operations232................................................................................................................................................................
Staple Mode234................................................................................................................................................................
Stacker Mode234................................................................................................................................................................
Offset Mode234................................................................................................................................................................
Stapler/stacker (hp Color Laserjet 4700 Series Only)234................................................................................................................................................................
Messages235................................................................................................................................................................
6 Removal And Replacement237................................................................................................................................................................
Repair Notices238................................................................................................................................................................
Caution Regarding Electrostatic Discharge (esd)238................................................................................................................................................................
Required Tools238................................................................................................................................................................
Types Of Screws239................................................................................................................................................................
Parts-removal Tree240................................................................................................................................................................
User-replaceable Parts241................................................................................................................................................................
Print Cartridges And Etb242................................................................................................................................................................
Fuser242................................................................................................................................................................
Tray 1 Pickup Roller And Separation Pad242................................................................................................................................................................
Tray 2-x Separation Roller245................................................................................................................................................................
Tray 2-x Feed And Pickup Rollers246................................................................................................................................................................
Formatter247................................................................................................................................................................
Compact Flash248................................................................................................................................................................
Hp Jetdirect Print Server Card (4700 Models)248................................................................................................................................................................
Ddr Memory Dimms248................................................................................................................................................................
Hard Drive (4700 Models)248................................................................................................................................................................
Covers And External Components250................................................................................................................................................................
Paper Tray (tray 2)251................................................................................................................................................................
Multipurpose Tray (tray 1)251................................................................................................................................................................
Front Cover255................................................................................................................................................................
Duplex Cover259................................................................................................................................................................
Face Down Tray Assembly259................................................................................................................................................................
Top Cover260................................................................................................................................................................
Right Cover265................................................................................................................................................................
Left Cover267................................................................................................................................................................
Rear Cover269................................................................................................................................................................
Main Assemblies273................................................................................................................................................................
Disengaging Drive Assembly274................................................................................................................................................................
Remove Main Drive Assembly276................................................................................................................................................................
Reinstall Main Drive Assembly283................................................................................................................................................................
Pickup Motor Assembly293................................................................................................................................................................
Lifter Drive Assembly295................................................................................................................................................................
Delivery Assembly298................................................................................................................................................................
Paper Feed Assembly303................................................................................................................................................................
Fuser Drive Assembly306................................................................................................................................................................
Laser/scanner Assembly307................................................................................................................................................................
Motors And Fans317................................................................................................................................................................
Disengaging Drive Motor318................................................................................................................................................................
Drum Drive Motors (y/c/m/k)318................................................................................................................................................................
Power Supply Fan/shroud (fan 4)319................................................................................................................................................................
Delivery Fan/shroud (fan 3)320................................................................................................................................................................
Cartridge Fan/shroud (fan 2)322................................................................................................................................................................
Upper Exhaust Fan (fan 1)325................................................................................................................................................................
Environment Sensor328................................................................................................................................................................
Sensors And Switches328................................................................................................................................................................
Power Switch Assembly329................................................................................................................................................................
Pcbs332................................................................................................................................................................
Low-voltage Power Supply Pcb339................................................................................................................................................................
Memory Controller Pcb341................................................................................................................................................................
E Label Memory Contacts And Cable342................................................................................................................................................................
High-voltage Power Supply Pcb344................................................................................................................................................................
Toner Level Detection Pcb346................................................................................................................................................................
High-voltage Contacts346................................................................................................................................................................
Sheet Paper Feeder Right Cover349................................................................................................................................................................
Sheet Paper Feeder Rear Cover349................................................................................................................................................................
Sheet Paper Feeder Left Cover350................................................................................................................................................................
Sheet Paper Feeder Front Cover351................................................................................................................................................................
Sheet Paper Pickup Drive Assembly353................................................................................................................................................................
Sheet Paper Feeder Lifter Drive Assembly357................................................................................................................................................................
Sheet Paper Feeder Pickup Rollers359................................................................................................................................................................
Remove The Stapler/stacker From The Printer360................................................................................................................................................................
Stapler/stacker (4700 Models)360................................................................................................................................................................
Staple Cartridge Left Cover361................................................................................................................................................................
Output Tray361................................................................................................................................................................
Staple Cartridge366................................................................................................................................................................
Stapler/stacker Pcb367................................................................................................................................................................
Stapler/stacker Unit Assembly 24v 2.5 Amp368................................................................................................................................................................
Top Duplexing Assembly369................................................................................................................................................................
Duplex Tray369................................................................................................................................................................
Duplexer369................................................................................................................................................................
Troubleshooting371................................................................................................................................................................
Introduction372................................................................................................................................................................
Pre-troubleshooting Checklist374................................................................................................................................................................
Troubleshooting Process374................................................................................................................................................................
Troubleshooting Checklist375................................................................................................................................................................
Troubleshooting Flowchart376................................................................................................................................................................
Power-on Checks377................................................................................................................................................................
Power-on Troubleshooting Overview377................................................................................................................................................................
Warning Messages379................................................................................................................................................................
Error Messages379................................................................................................................................................................
Critical Error Messages379................................................................................................................................................................
Control Panel Messages379................................................................................................................................................................
Message Listing379................................................................................................................................................................
Chapter 7 Troubleshooting380................................................................................................................................................................
Formatter Lights415................................................................................................................................................................
Embedded Hp Jetdirect Leds415................................................................................................................................................................
Heartbeat Led416................................................................................................................................................................
Accessory Lights (4700 Models)417................................................................................................................................................................
Interpreting Stapler/stacker Indicator Light Codes417................................................................................................................................................................
Replacement Parts Configuration420................................................................................................................................................................
Formatter And Dc Controller420................................................................................................................................................................
Formatter (new Or Previously Installed In Another Printer)420................................................................................................................................................................
Dc Controller (new Or Previously Installed In Another Printer)421................................................................................................................................................................
Formatter And Firmware Compact Flash421................................................................................................................................................................
Paper Path Troubleshooting422................................................................................................................................................................
Jams422................................................................................................................................................................
Jam Locations422................................................................................................................................................................
Jam Locations By Error Message425................................................................................................................................................................
Jam Recovery426................................................................................................................................................................
To Disable Paper Jam Recovery427................................................................................................................................................................
Avoiding Jams427................................................................................................................................................................
Solving Repeated Jams428................................................................................................................................................................
Persistent Jams428................................................................................................................................................................
Basic Troubleshooting For Jams428................................................................................................................................................................
Data Collection429................................................................................................................................................................
General Paper Path Troubleshooting429................................................................................................................................................................
Paper Path Checklist430................................................................................................................................................................
Jams In Tray431................................................................................................................................................................
Jams In The Paper Path432................................................................................................................................................................
Jams In The Top Cover432................................................................................................................................................................
Jams In The Duplex Path433................................................................................................................................................................
Common Causes Of Paper Jams434................................................................................................................................................................
Paper Jams434................................................................................................................................................................
Clearing Jams435................................................................................................................................................................
Jam In Tray 2 Or Optional Trays436................................................................................................................................................................
Jams In Top Cover Area437................................................................................................................................................................
Clearing A Jam In The Top Cover Area438................................................................................................................................................................
Clearing Other Jams440................................................................................................................................................................
Jams In The Stapler/stacker (4700 Models)443................................................................................................................................................................
Staple Jams449................................................................................................................................................................
Paper Transport Troubleshooting452................................................................................................................................................................
Multiple Pages Are Fed452................................................................................................................................................................
Media Is Wrinkled Or Folded452................................................................................................................................................................
Paper Is Skewed453................................................................................................................................................................
Image Formation Troubleshooting454................................................................................................................................................................
Print Quality Troubleshooting Tools454................................................................................................................................................................
Print Quality Problems Associated With Media454................................................................................................................................................................
Overhead Transparency Defects455................................................................................................................................................................
Print Quality Problems That Are Associated With The Environment456................................................................................................................................................................
Print Quality Problems That Are Associated With Jams456................................................................................................................................................................
Print Quality Troubleshooting456................................................................................................................................................................
Understanding Color Variations456................................................................................................................................................................
Common Causes Of Color Variation457................................................................................................................................................................
Color Selection Process457................................................................................................................................................................
Matching Colors457................................................................................................................................................................
Pantone* Color Matching457................................................................................................................................................................
Swatch Book Color Matching457................................................................................................................................................................
Using Color458................................................................................................................................................................
Hp Imageret 3600458................................................................................................................................................................
Paper Selection458................................................................................................................................................................
Srgb458................................................................................................................................................................
AdobeĀ® Rgb459................................................................................................................................................................
Cmyk459................................................................................................................................................................
Color Options459................................................................................................................................................................
Print In Grayscale459................................................................................................................................................................
Automatic Or Manual Color Adjustment460................................................................................................................................................................
Manual Color Options460................................................................................................................................................................
Halftone Options460................................................................................................................................................................
Neutral Grays460................................................................................................................................................................
Edge Control460................................................................................................................................................................
Rgb Color461................................................................................................................................................................
Adjusting Color Balance461................................................................................................................................................................
To Adjust Color Density461................................................................................................................................................................
Web-downloadable Color Tables462................................................................................................................................................................
Image Defects463................................................................................................................................................................
Light Image464................................................................................................................................................................
Light Color465................................................................................................................................................................
Dark Image465................................................................................................................................................................
Dark Color466................................................................................................................................................................
Completely Blank Image466................................................................................................................................................................
All Black Or Solid Color467................................................................................................................................................................
Dots In Vertical Lines467................................................................................................................................................................
Dirt On The Front Or Back Of The Paper468................................................................................................................................................................
Vertical Lines468................................................................................................................................................................
White Vertical Lines469................................................................................................................................................................
Horizontal Lines469................................................................................................................................................................
White Horizontal Lines470................................................................................................................................................................
Missing Color470................................................................................................................................................................
Blank Spots471................................................................................................................................................................
Poor Fusing471................................................................................................................................................................
Distortion Or Blurring472................................................................................................................................................................
Smearing473................................................................................................................................................................
Misplaced Image474................................................................................................................................................................
Repetitive Defects Troubleshooting474................................................................................................................................................................
Repetitive Defect Ruler475................................................................................................................................................................
Communications Checks477................................................................................................................................................................
Autoexec.bat Standard Configurations477................................................................................................................................................................
Parallel Ms-dos Commands477................................................................................................................................................................
Printer Job Language (pjl) Commands477................................................................................................................................................................
Pjl [enter]477................................................................................................................................................................
Interface Troubleshooting477................................................................................................................................................................
Pjl Comment478................................................................................................................................................................
Pjl Info Config478................................................................................................................................................................
Pjl Info Id478................................................................................................................................................................
Pjl Info Ustatus478................................................................................................................................................................
Pjl Info Pagecount478................................................................................................................................................................
Pjl Job478................................................................................................................................................................
Pjl Eoj479................................................................................................................................................................
Pjl Echo479................................................................................................................................................................
Pjl Ustatus Job=on/off479................................................................................................................................................................
Pjl Ustatusoff479................................................................................................................................................................
Job Storage Limit (4700 Models)480................................................................................................................................................................
Setting The Job Storage Limit480................................................................................................................................................................
Job Held Timeout (4700 Models)480................................................................................................................................................................
Setting The Job Held Timeout480................................................................................................................................................................
Changing Printer Control Panel Configuration Settings480................................................................................................................................................................
Show Ip Address481................................................................................................................................................................
Showing The Ip Address481................................................................................................................................................................
Color/black Mix481................................................................................................................................................................
Setting The Color/black Mix481................................................................................................................................................................
Tray Behavior Options482................................................................................................................................................................
Setting The Printer To Use The Requested Tray482................................................................................................................................................................
Setting Manually Feed Prompt483................................................................................................................................................................
Setting The Printer Default For Ps Defer Media483................................................................................................................................................................
Setting The Printer To Use Size/type Prompt484................................................................................................................................................................
Setting The Printer To Use Another Tray484................................................................................................................................................................
Setting The Printer To Duplex Blank485................................................................................................................................................................
Setting The Printer To Rotate Images485................................................................................................................................................................
Wake Time486................................................................................................................................................................
Display Brightness487................................................................................................................................................................
Setting The Display Brightness487................................................................................................................................................................
Personality488................................................................................................................................................................
Setting The Personality488................................................................................................................................................................
Clearable Warnings488................................................................................................................................................................
Setting The Clearable Warnings489................................................................................................................................................................
Auto Continue489................................................................................................................................................................
Setting Auto Continue489................................................................................................................................................................
Replace Supplies490................................................................................................................................................................
Setting Replace Supplies Response490................................................................................................................................................................
Order At490................................................................................................................................................................
Setting Order At Response490................................................................................................................................................................
Color Supply Out491................................................................................................................................................................
Setting Color Supply Out Response491................................................................................................................................................................
Setting Jam Recovery Response492................................................................................................................................................................
Ram Disk492................................................................................................................................................................
Changing Ram Disk Behavior492................................................................................................................................................................
Language492................................................................................................................................................................
Selecting The Language493................................................................................................................................................................
Understand493................................................................................................................................................................
Using The Printer Control Panel In Shared Environments493................................................................................................................................................................
Printing A Menu Map494................................................................................................................................................................
Information Menu494................................................................................................................................................................
Control Panel Troubleshooting494................................................................................................................................................................
Paper Handling Menu496................................................................................................................................................................
Configure Device Menu498................................................................................................................................................................
Printing Submenu498................................................................................................................................................................
Pcl Submenu502................................................................................................................................................................
Print Quality Submenu503................................................................................................................................................................
System Setup Submenu508................................................................................................................................................................
Stapler/stacker Submenu (4700 Models)513................................................................................................................................................................
I/o Submenu514................................................................................................................................................................
Embedded Jetdirect Submenu515................................................................................................................................................................
Resets Submenu519................................................................................................................................................................
Diagnostics Menu520................................................................................................................................................................
Service Menu523................................................................................................................................................................
Accessing The Embedded Web Server525................................................................................................................................................................
Tools For Troubleshooting525................................................................................................................................................................
Information Tab526................................................................................................................................................................
Settings Tab526................................................................................................................................................................
Networking Tab527................................................................................................................................................................
Other Links527................................................................................................................................................................
Configuration527................................................................................................................................................................
Hp Embedded Jetdirect529................................................................................................................................................................
Paper Handling Configuration Page (4700 Models)530................................................................................................................................................................
Finding Important Information On The Configuration531................................................................................................................................................................
Print The Supplies Status532................................................................................................................................................................
Print The Usage533................................................................................................................................................................
Print The Demo534................................................................................................................................................................
Print The File Directory535................................................................................................................................................................
Print The Pcl Font List535................................................................................................................................................................
Print The Ps Font List536................................................................................................................................................................
Print The Rgb Samples537................................................................................................................................................................
Print The Cmyk Samples538................................................................................................................................................................
Led Diagnostics540................................................................................................................................................................
Diagnostics540................................................................................................................................................................
Engine Diagnostics541................................................................................................................................................................
Diagnostics Mode541................................................................................................................................................................
Diagnostics That Put The Engine Into The Special Diagnostics Mode541................................................................................................................................................................
Diagnostic Tests541................................................................................................................................................................
Individual Diagnostic Tests542................................................................................................................................................................
Print The Event Log542................................................................................................................................................................
View The Event Log On The Control Panel Display543................................................................................................................................................................
Print The Pq Troubleshooting544................................................................................................................................................................
Disable Cartridge Check (special Mode Test)546................................................................................................................................................................
Paper Path Sensors (special Mode Test)547................................................................................................................................................................
Paper Path Test547................................................................................................................................................................
Finishing Paper Path Test548................................................................................................................................................................
Manual Sensor Test (special Mode Test)548................................................................................................................................................................
Manual Sensor Test 2 (special Mode Test)551................................................................................................................................................................
Component Test (special Mode Test)552................................................................................................................................................................
Print/stop Test555................................................................................................................................................................
Colorband Test555................................................................................................................................................................
Configure Device Menu/printing Menu556................................................................................................................................................................
Configure Device Menu/print Quality Menu556................................................................................................................................................................
Configure Device Menu/resets Menu556................................................................................................................................................................
Engine Test557................................................................................................................................................................
Test Pages557................................................................................................................................................................
Formatter Test557................................................................................................................................................................
To Perform A Cold Reset558................................................................................................................................................................
To Initialize Nvram558................................................................................................................................................................
Cold Reset558................................................................................................................................................................
Nvram Initialization558................................................................................................................................................................
Hard Disk Initialization (4700 Models)559................................................................................................................................................................
To Initialize The Hard Disk559................................................................................................................................................................
Calibration Bypass559................................................................................................................................................................
To Bypass Calibration559................................................................................................................................................................
Quick Calibrate Now559................................................................................................................................................................
Full Calibrate Now559................................................................................................................................................................
Using The Service Menu561................................................................................................................................................................
Clear Event Log561................................................................................................................................................................
Mono Cycle Count/color Cycle Count561................................................................................................................................................................
Serial Number561................................................................................................................................................................
Service Id561................................................................................................................................................................
Restoring The Service Id561................................................................................................................................................................
Converting The Service Id To An Actual Date562................................................................................................................................................................
Cold Reset Paper562................................................................................................................................................................
Main Parts563................................................................................................................................................................
Diagrams563................................................................................................................................................................
Switches565................................................................................................................................................................
Sensors566................................................................................................................................................................
Solenoids567................................................................................................................................................................
Connectors571................................................................................................................................................................
General Timing Chart577................................................................................................................................................................
General Circuit Diagrams578................................................................................................................................................................
8 Parts And Diagrams581................................................................................................................................................................
Ordering Parts And Supplies583................................................................................................................................................................
Parts That Wear583................................................................................................................................................................
Parts583................................................................................................................................................................
Customer Support583................................................................................................................................................................
Supplies And Accessories583................................................................................................................................................................
Common Fasteners586................................................................................................................................................................
Assembly Locations590................................................................................................................................................................
Major Components590................................................................................................................................................................
External Covers And Panels592................................................................................................................................................................
Accessories630................................................................................................................................................................
Alphabetical Parts List648................................................................................................................................................................
Numerical Parts List654................................................................................................................................................................
Index661................................................................................................................................................................

Advertisement

HP 4700 Service Manual

HP 4700 Service Manual (660 pages)

HP Color LaserJet 4700 Series  
Brand: HP | Category: All in One Printer | Size: 29.19 MB
Table of contents
Table Of Contents5................................................................................................................................................................
Product Information21................................................................................................................................................................
Printer Configurations22................................................................................................................................................................
Hp Color Laserjet 4700 (part Number Q7491a)22................................................................................................................................................................
Hp Color Laserjet 4700n (part Number Q7492a)23................................................................................................................................................................
Hp Color Laserjet 4700dn (part Number Q7493a)23................................................................................................................................................................
Hp Color Laserjet 4700dtn (part Number Q7494a)23................................................................................................................................................................
Hp Color Laserjet 4700ph+ (part Number Q7495a)24................................................................................................................................................................
Printer Features25................................................................................................................................................................
Software ............................................................................................................................... 626................................................................................................................................................................
Printer Walkaround28................................................................................................................................................................
Identification, Site Requirements, And Specifications30................................................................................................................................................................
Model And Serial Numbers30................................................................................................................................................................
Power And Regulatory Label30................................................................................................................................................................
Site Requirements31................................................................................................................................................................
Space Requirements32................................................................................................................................................................
Physical Specifications33................................................................................................................................................................
Electrical Specifications33................................................................................................................................................................
Environmental Specifications34................................................................................................................................................................
Acoustic Emissions34................................................................................................................................................................
Supply Storage Requirements34................................................................................................................................................................
Skew Specifications35................................................................................................................................................................
Media Specifications36................................................................................................................................................................
Printing And Paper Storage Environment36................................................................................................................................................................
Envelopes37................................................................................................................................................................
Envelopes That Have Double Side Seams38................................................................................................................................................................
Envelopes That Have Adhesive Strips Or Flaps38................................................................................................................................................................
Envelope Margins38................................................................................................................................................................
Envelope Storage38................................................................................................................................................................
Labels39................................................................................................................................................................
Label Construction39................................................................................................................................................................
Supported Types And Sizes Of Print Media40................................................................................................................................................................
Media To Avoid43................................................................................................................................................................
Media That Can Damage The Printer44................................................................................................................................................................
Printing On Special Media45................................................................................................................................................................
Glossy Paper45................................................................................................................................................................
Colored Paper46................................................................................................................................................................
Heavy Paper46................................................................................................................................................................
Hp Laserjet Tough Paper47................................................................................................................................................................
Preprinted Forms And Letterhead47................................................................................................................................................................
Weight Equivalence Table48................................................................................................................................................................
Recycled Paper48................................................................................................................................................................
Environmental Product Stewardship Program50................................................................................................................................................................
Protecting The Environment50................................................................................................................................................................
Ozone Production50................................................................................................................................................................
Power Consumption50................................................................................................................................................................
Hp Laserjet Printing Supplies50................................................................................................................................................................
Disposal Of Waste Equipment By Users In Private Households In The European Union52................................................................................................................................................................
Material Safety Data Sheet53................................................................................................................................................................
Hewlett-packard Limited Warranty Statement54................................................................................................................................................................
Print Cartridge Limited Warranty Statement55................................................................................................................................................................
Country/region-specific Safety Statements56................................................................................................................................................................
Laser Safety Statement56................................................................................................................................................................
Canadian Doc Statement56................................................................................................................................................................
Japanese Vcci Statement56................................................................................................................................................................
Japanese Cordset Statement56................................................................................................................................................................
Korean Emi Statement57................................................................................................................................................................
Taiwan Safety Statement57................................................................................................................................................................
Finnish Laser Statement58................................................................................................................................................................
Declaration Of Conformity (hp Color Laserjet 4700)59................................................................................................................................................................
Declaration Of Conformity (hp Color Laserjet)59................................................................................................................................................................
Service Approach61................................................................................................................................................................
Ordering Parts, Supplies, And Accessories Over The Internet63................................................................................................................................................................
Parts And Supplies63................................................................................................................................................................
Exchange Program63................................................................................................................................................................
World Wide Web63................................................................................................................................................................
Hp Service Parts Information64................................................................................................................................................................
Hp Available Services65................................................................................................................................................................
Ordering Related Documentation And Software67................................................................................................................................................................
Installation And Configuration69................................................................................................................................................................
What Ships In The Box70................................................................................................................................................................
Unpacking The Printer71................................................................................................................................................................
Loading Detectable Standard-sized Media Into Tray 2 And Optional Trays76................................................................................................................................................................
Connecting Power78................................................................................................................................................................
Installing A New Control Panel Label79................................................................................................................................................................
Testing The Printer Operation80................................................................................................................................................................
Setting Sleep Delay81................................................................................................................................................................
Connecting To A Computer82................................................................................................................................................................
Parallel Configuration82................................................................................................................................................................
Usb Configuration82................................................................................................................................................................
Auxiliary Connection Configuration83................................................................................................................................................................
Hp Jetdirect Print Servers84................................................................................................................................................................
Wireless Printing85................................................................................................................................................................
Available Software Solutions85................................................................................................................................................................
Ieee 802.11 Standard85................................................................................................................................................................
Printer Software86................................................................................................................................................................
Software Features86................................................................................................................................................................
Driver Autoconfiguration86................................................................................................................................................................
Update Now86................................................................................................................................................................
Installing The Printing System Software87................................................................................................................................................................
Hp Driver Preconfiguration87................................................................................................................................................................
Installing Windows Printing System Software For Direct Connections87................................................................................................................................................................
Installing Windows Printing System Software For Networks88................................................................................................................................................................
Uninstalling The Software89................................................................................................................................................................
Setting Up A Windows Computer To Use The Network Printer With Windows89................................................................................................................................................................
Installing The Software After The Parallel Or Usb Cable Has Been Connected89................................................................................................................................................................
Software For Networks90................................................................................................................................................................
Removing Software From Windows Operating Systems90................................................................................................................................................................
Hp Web Jetadmin90................................................................................................................................................................
Utilities91................................................................................................................................................................
Embedded Web Server91................................................................................................................................................................
Other Components And Utilities92................................................................................................................................................................
Printer Drivers93................................................................................................................................................................
Select The Correct Printer Driver94................................................................................................................................................................
Printer-driver Help (windows)94................................................................................................................................................................
Printer Drivers For Macintosh Computers96................................................................................................................................................................
Installing Macintosh Printing System Software For Networks98................................................................................................................................................................
Software For Macintosh Computers98................................................................................................................................................................
Installing Macintosh Printing System Software For Direct Connections (usb)99................................................................................................................................................................
To Remove Software From Macintosh Operating Systems100................................................................................................................................................................
Configuring Tcp/ip Parameters101................................................................................................................................................................
Network Configuration101................................................................................................................................................................
Manually Configuring Tcp/ip Parameters From The Printer Control Panel101................................................................................................................................................................
Setting An Ip Address101................................................................................................................................................................
Setting The Subnet Mask102................................................................................................................................................................
Setting The Default Gateway103................................................................................................................................................................
Disabling Network Protocols (optional)103................................................................................................................................................................
Disabling Ipx/spx104................................................................................................................................................................
Disabling Dlc/llc104................................................................................................................................................................
Disabling Appletalk105................................................................................................................................................................
Setting Network Security On The Printer106................................................................................................................................................................
Locking The Control Panel106................................................................................................................................................................
Levels Of Security106................................................................................................................................................................
Using An Ascii Pjl Escape Sequence To Set Network Security106................................................................................................................................................................
Setting The Real-time Clock ................................................................................. 4109................................................................................................................................................................
Cleaning The Printer And Accessories110................................................................................................................................................................
Cleaning Spilled Toner110................................................................................................................................................................
Vacuum Specifications110................................................................................................................................................................
Performing Preventive Maintenance111................................................................................................................................................................
Managing The Print Cartridge112................................................................................................................................................................
Hp Print Cartridges112................................................................................................................................................................
Non-hp Print Cartridges112................................................................................................................................................................
Print Cartridge Authentication112................................................................................................................................................................
Print Cartridge Storage112................................................................................................................................................................
Print Cartridge Life Expectancy112................................................................................................................................................................
Checking The Supply Level113................................................................................................................................................................
Using The Control Panel113................................................................................................................................................................
Using Hp Web Jetadmin113................................................................................................................................................................
Approximate Replacement Intervals For Supplies114................................................................................................................................................................
Etb Life115................................................................................................................................................................
Changing Print Cartridges116................................................................................................................................................................
Replacing A Print Cartridge116................................................................................................................................................................
To Replace The Print Cartridge116................................................................................................................................................................
Replacing Supplies119................................................................................................................................................................
Locating Supplies119................................................................................................................................................................
Supply Replacement Guidelines119................................................................................................................................................................
Making Room Around The Printer For Replacing Supplies120................................................................................................................................................................
Replacing The Stapler Cartridge120................................................................................................................................................................
Replacing The Etb123................................................................................................................................................................
Replacing The Fuser123................................................................................................................................................................
Printer Memory And Fonts125................................................................................................................................................................
Installing A Hard Drive, Memory, And Fonts126................................................................................................................................................................
Installing A Hard Drive126................................................................................................................................................................
Installing Ddr Memory Dimms129................................................................................................................................................................
Installing A Flash Memory Card133................................................................................................................................................................
To Enable Memory For Windows 98 And Me137................................................................................................................................................................
Enabling Memory137................................................................................................................................................................
To Enable Memory For Windows 2000 And Xp137................................................................................................................................................................
Installing An Hp Jetdirect Print Server Card138................................................................................................................................................................
To Install An Hp Jetdirect Print Server Card138................................................................................................................................................................
Setting The Real-time Clock142................................................................................................................................................................
Setting The Date And Time142................................................................................................................................................................
To Set The Date Format142................................................................................................................................................................
To Set The Date142................................................................................................................................................................
To Set The Time Format143................................................................................................................................................................
To Set The Time143................................................................................................................................................................
Setting The Wake Time144................................................................................................................................................................
To Set The Wake Time144................................................................................................................................................................
Setting The Sleep Delay145................................................................................................................................................................
To Set The Sleep Delay145................................................................................................................................................................
5 Theory Of Operation147................................................................................................................................................................
Theory Of Operation147................................................................................................................................................................
Operation Sequence148................................................................................................................................................................
Basic Operation148................................................................................................................................................................
Power On Sequence149................................................................................................................................................................
Internal Components151................................................................................................................................................................
Formatter System153................................................................................................................................................................
Sleep Mode153................................................................................................................................................................
Image Resolution Enhancement Technology (ret)154................................................................................................................................................................
Parallel Interface154................................................................................................................................................................
Usb 2.0 Connector154................................................................................................................................................................
Acc Accessory Port154................................................................................................................................................................
Flash155................................................................................................................................................................
Hard Drive Accessory155................................................................................................................................................................
Printer Memory155................................................................................................................................................................
Read-only Memory155................................................................................................................................................................
Random-access Memory155................................................................................................................................................................
Dimm Slots155................................................................................................................................................................
Flash Memory155................................................................................................................................................................
Nonvolatile Memory155................................................................................................................................................................
Pjl Overview156................................................................................................................................................................
Engine Control System157................................................................................................................................................................
Block Operation159................................................................................................................................................................
Motors, Fans, And Environment Sensor159................................................................................................................................................................
Failure Detection161................................................................................................................................................................
Drum Motor Failure Detection161................................................................................................................................................................
Fuser Motor Failure Detection162................................................................................................................................................................
Etb Motor Failure Detection162................................................................................................................................................................
Upper Exhaust Fan Failure Detection162................................................................................................................................................................
Cartridge Fan Failure Detection162................................................................................................................................................................
Delivery Fan Failure Detection162................................................................................................................................................................
Power Supply Fan Failure Detection162................................................................................................................................................................
Duplexer Fan Failure Detection163................................................................................................................................................................
Low-voltage Power Supply163................................................................................................................................................................
Fuser Control Circuit163................................................................................................................................................................
Low-voltage Power Supply Circuit165................................................................................................................................................................
Protective Functions166................................................................................................................................................................
Safety167................................................................................................................................................................
Heater Temperature Control167................................................................................................................................................................
Initial Rotation Temperature Control168................................................................................................................................................................
Start-up Temperature Control168................................................................................................................................................................
Print Temperature Control169................................................................................................................................................................
Between-sheets Temperature Control169................................................................................................................................................................
Temperature Protective Function169................................................................................................................................................................
Protective Function By The Cpu169................................................................................................................................................................
Protective Function By The Fuser Heater Safety Circuit169................................................................................................................................................................
Protective Function By The Thermoswitch170................................................................................................................................................................
Temperature Failure Detection170................................................................................................................................................................
Start-up Failure (warmup Failure)170................................................................................................................................................................
Abnormal Low Temperature Of Main Thermistor (no Conduction)170................................................................................................................................................................
Abnormal High Temperature Of Main Thermistor170................................................................................................................................................................
Abnormal Low Temperature Of Sub Thermistor (no Conduction)171................................................................................................................................................................
Abnormal High Temperature Of Sub Thermistor171................................................................................................................................................................
Drive Circuit Abnormality171................................................................................................................................................................
High-voltage Power Supply171................................................................................................................................................................
Generation Of Biases172................................................................................................................................................................
Video Interface Control174................................................................................................................................................................
Laser/scanner System175................................................................................................................................................................
Laser Control176................................................................................................................................................................
Scanner Control177................................................................................................................................................................
Image Formation System179................................................................................................................................................................
Image Formation Process181................................................................................................................................................................
Electrostatic Latent Image Formation Block183................................................................................................................................................................
Step 1: Pre-exposure183................................................................................................................................................................
Step 2: Primary Charging184................................................................................................................................................................
Step 3: Laser Beam Exposure184................................................................................................................................................................
Development Block184................................................................................................................................................................
Step 4: Development184................................................................................................................................................................
Transfer Block185................................................................................................................................................................
Step 5: Attraction185................................................................................................................................................................
Step 6: Transfer185................................................................................................................................................................
Step 7: Separation186................................................................................................................................................................
Fusing Block186................................................................................................................................................................
Step 8: Fusing186................................................................................................................................................................
Cleaning Block187................................................................................................................................................................
Step 9: Drum Cleaning187................................................................................................................................................................
Print Cartridges187................................................................................................................................................................
Memory Tag189................................................................................................................................................................
Cartridge Presence Detection189................................................................................................................................................................
Memory Tag Detection189................................................................................................................................................................
Photosensitive Drum Detection189................................................................................................................................................................
Developing Cylinder Disengaging Control190................................................................................................................................................................
Etb (electrostatic Transfer/transport Belt)190................................................................................................................................................................
Transfer Roller (y, C, M) Engagement/disengagement Detection192................................................................................................................................................................
Transfer Roller Engagement/disengagement Control192................................................................................................................................................................
Calibration And Cleaning193................................................................................................................................................................
Etb Cleaning194................................................................................................................................................................
Color Misregistration Corrective Control195................................................................................................................................................................
Color Misregistration Detection196................................................................................................................................................................
Image Stabilization Control197................................................................................................................................................................
Environmental Change Control198................................................................................................................................................................
Conditions Leading Up To Dhalf199................................................................................................................................................................
Image Halftone Calibration Control (dhalf)199................................................................................................................................................................
Image Density Detection199................................................................................................................................................................
Pickup/feed System201................................................................................................................................................................
Pickup/feed Unit206................................................................................................................................................................
Paper Tray Detection And Paper Tray Media Size Detection206................................................................................................................................................................
Paper Tray Pickup Operation207................................................................................................................................................................
Media Lift-up Operation208................................................................................................................................................................
Initial Lift-up208................................................................................................................................................................
Lift-up During Printing208................................................................................................................................................................
Multiple-feed Prevention209................................................................................................................................................................
Skew Correction211................................................................................................................................................................
Media Detection212................................................................................................................................................................
Feed Speed Control213................................................................................................................................................................
Fusing And Delivery Block214................................................................................................................................................................
Loop Control214................................................................................................................................................................
Fusing Pressure Release Mechanism215................................................................................................................................................................
Jam Detection216................................................................................................................................................................
Pickup Delay Jam217................................................................................................................................................................
Duplexing Pickup Unit Jam 1218................................................................................................................................................................
Automatic Delivery Function218................................................................................................................................................................
Duplex Feed Unit218................................................................................................................................................................
Reversing/duplexing Feed Operation219................................................................................................................................................................
Duplexing Pickup Unit Jam 1 (duplexing Unit Stationary Jam)222................................................................................................................................................................
Sheet Paper Feeder223................................................................................................................................................................
Pickup And Feed Operations224................................................................................................................................................................
Stapler/stacker226................................................................................................................................................................
Staple Mode226................................................................................................................................................................
Stacker Mode226................................................................................................................................................................
Offset Mode226................................................................................................................................................................
Messages227................................................................................................................................................................
6 Removal And Replacement229................................................................................................................................................................
Removal And Replacement229................................................................................................................................................................
Removal And Replacement Strategy230................................................................................................................................................................
Repair Notices230................................................................................................................................................................
Caution Regarding Electrostatic Discharge (esd)230................................................................................................................................................................
Required Tools230................................................................................................................................................................
Types Of Screws231................................................................................................................................................................
Parts-removal Tree232................................................................................................................................................................
User-replaceable Parts233................................................................................................................................................................
Print Cartridges And Etb234................................................................................................................................................................
Tray 1 Pickup Roller And Separation Pad234................................................................................................................................................................
Tray 2-x Separation Roller237................................................................................................................................................................
Tray 2-x Feed And Pickup Rollers238................................................................................................................................................................
Formatter239................................................................................................................................................................
Hp Jetdirect Print Server Card240................................................................................................................................................................
Compact Flash240................................................................................................................................................................
Ddr Memory Dimms240................................................................................................................................................................
Hard Drive240................................................................................................................................................................
Covers And External Components242................................................................................................................................................................
Paper Tray (tray 2)243................................................................................................................................................................
Paper Tray (tray)243................................................................................................................................................................
Multipurpose Tray (tray)243................................................................................................................................................................
Front Cover247................................................................................................................................................................
Face Down Tray Assembly251................................................................................................................................................................
Duplex Cover251................................................................................................................................................................
Top Cover252................................................................................................................................................................
Right Cover257................................................................................................................................................................
Left Cover259................................................................................................................................................................
Rear Cover261................................................................................................................................................................
Control Panel262................................................................................................................................................................
Main Assemblies265................................................................................................................................................................
Disengaging Drive Assembly266................................................................................................................................................................
Main Drive Assembly268................................................................................................................................................................
Pickup Motor Assembly279................................................................................................................................................................
Lifter Drive Assembly280................................................................................................................................................................
Delivery Assembly283................................................................................................................................................................
Paper Feed Assembly288................................................................................................................................................................
Fuser Drive Assembly291................................................................................................................................................................
Laser/scanner Assembly292................................................................................................................................................................
Motors And Fans302................................................................................................................................................................
Drum Drive Motors (y/c/m/k)303................................................................................................................................................................
Disengaging Drive Motor303................................................................................................................................................................
Power Supply Fan/shroud (fan 4)304................................................................................................................................................................
Power Supply Fan/shroud (fan)304................................................................................................................................................................
Delivery Fan/shroud (fan 3)305................................................................................................................................................................
Delivery Fan/shroud (fan)305................................................................................................................................................................
Cartridge Fan/shroud (fan 2)307................................................................................................................................................................
Cartridge Fan/shroud (fan)307................................................................................................................................................................
Upper Exhaust Fan (fan)310................................................................................................................................................................
Sensors And Switches313................................................................................................................................................................
Environment Sensor313................................................................................................................................................................
Power Switch Assembly314................................................................................................................................................................
Pcbs317................................................................................................................................................................
Low-voltage Power Supply Pcb324................................................................................................................................................................
Memory Controller Pcb326................................................................................................................................................................
E Label Memory Contacts And Cable327................................................................................................................................................................
High-voltage Power Supply Pcb329................................................................................................................................................................
Toner Level Detection Pcb331................................................................................................................................................................
High-voltage Contacts331................................................................................................................................................................
Sheet Paper Feeder Right Cover334................................................................................................................................................................
Sheet Paper Feeder Rear Cover334................................................................................................................................................................
Sheet Paper Feeder Left Cover335................................................................................................................................................................
Sheet Paper Feeder Front Cover336................................................................................................................................................................
Sheet Paper Pickup Drive Assembly338................................................................................................................................................................
Sheet Paper Feeder Lifter Drive Assembly342................................................................................................................................................................
Sheet Paper Feeder Pickup Rollers344................................................................................................................................................................
Remove The Stapler/stacker From The Printer345................................................................................................................................................................
Staple Cartridge Left Cover346................................................................................................................................................................
Output Tray346................................................................................................................................................................
Staple Cartridge351................................................................................................................................................................
Stapler/stacker Pcb352................................................................................................................................................................
Stapler/stacker Unit Assembly 24v 2.5 Amp353................................................................................................................................................................
Duplexer354................................................................................................................................................................
Top Duplexing Assembly354................................................................................................................................................................
Duplex Tray354................................................................................................................................................................
Troubleshooting357................................................................................................................................................................
Troubleshooting Process360................................................................................................................................................................
Pre-troubleshooting Checklist360................................................................................................................................................................
Troubleshooting Checklist361................................................................................................................................................................
Troubleshooting Flowchart362................................................................................................................................................................
Power-on Checks363................................................................................................................................................................
Power-on Troubleshooting Overview363................................................................................................................................................................
Control Panel Messages365................................................................................................................................................................
Warning Messages365................................................................................................................................................................
Error Messages365................................................................................................................................................................
Critical Error Messages365................................................................................................................................................................
Message Listing365................................................................................................................................................................
Chapter 7 Troubleshooting366................................................................................................................................................................
Formatter Lights401................................................................................................................................................................
Embedded Hp Jetdirect Leds401................................................................................................................................................................
Heartbeat Led402................................................................................................................................................................
Accessory Lights403................................................................................................................................................................
Interpreting Stapler/stacker Indicator Light Codes403................................................................................................................................................................
Replacement Parts Configuration406................................................................................................................................................................
Formatter And Dc Controller406................................................................................................................................................................
Formatter (new Or Previously Installed In Another Printer)406................................................................................................................................................................
Dc Controller (new Or Previously Installed In Another Printer)407................................................................................................................................................................
Formatter And Firmware Compact Flash407................................................................................................................................................................
Paper Path Troubleshooting408................................................................................................................................................................
Jam Locations408................................................................................................................................................................
Jam Locations By Error Message410................................................................................................................................................................
Jam Recovery411................................................................................................................................................................
Avoiding Jams412................................................................................................................................................................
To Disable Paper Jam Recovery412................................................................................................................................................................
Solving Repeated Jams413................................................................................................................................................................
Persistent Jams413................................................................................................................................................................
Basic Troubleshooting For Jams413................................................................................................................................................................
Data Collection414................................................................................................................................................................
General Paper Path Troubleshooting414................................................................................................................................................................
Paper Path Checklist415................................................................................................................................................................
Jams In The Paper Path417................................................................................................................................................................
Jams In The Top Cover417................................................................................................................................................................
Jams In The Duplex Path418................................................................................................................................................................
Common Causes Of Paper Jams419................................................................................................................................................................
Paper Jams419................................................................................................................................................................
Clearing Jams420................................................................................................................................................................
Jam In Tray420................................................................................................................................................................
Jam In Tray 2 Or Optional Trays421................................................................................................................................................................
Jams In Top Cover Area422................................................................................................................................................................
Clearing A Jam In The Top Cover Area423................................................................................................................................................................
Clearing Other Jams425................................................................................................................................................................
Jams In The Stapler/stacker428................................................................................................................................................................
Staple Jams434................................................................................................................................................................
Paper Transport Troubleshooting437................................................................................................................................................................
Multiple Pages Are Fed437................................................................................................................................................................
Media Is Wrinkled Or Folded437................................................................................................................................................................
Paper Is Skewed438................................................................................................................................................................
Print Quality Troubleshooting Tools439................................................................................................................................................................
Image Formation Troubleshooting439................................................................................................................................................................
Print Quality Problems Associated With Media439................................................................................................................................................................
Overhead Transparency Defects440................................................................................................................................................................
Print Quality Problems That Are Associated With The Environment441................................................................................................................................................................
Print Quality Problems That Are Associated With Jams441................................................................................................................................................................
Print Quality Troubleshooting Pages441................................................................................................................................................................
Understanding Color Variations441................................................................................................................................................................
Common Causes Of Color Variation442................................................................................................................................................................
Color Selection Process442................................................................................................................................................................
Matching Colors442................................................................................................................................................................
Swatch Book Color Matching442................................................................................................................................................................
Hp Imageret 3600443................................................................................................................................................................
Using Color443................................................................................................................................................................
Hp Imageret443................................................................................................................................................................
Paper Selection443................................................................................................................................................................
Print In Grayscale444................................................................................................................................................................
Color Options444................................................................................................................................................................
Automatic Or Manual Color Adjustment445................................................................................................................................................................
Manual Color Options445................................................................................................................................................................
Halftone Options445................................................................................................................................................................
Neutral Grays445................................................................................................................................................................
Edge Control445................................................................................................................................................................
Adjusting Color Balance446................................................................................................................................................................
Rgb Color446................................................................................................................................................................
To Adjust Color Density446................................................................................................................................................................
Web-downloadable Color Tables447................................................................................................................................................................
Image Defects448................................................................................................................................................................
Light Image449................................................................................................................................................................
Light Color450................................................................................................................................................................
Dark Image450................................................................................................................................................................
Dark Color451................................................................................................................................................................
Completely Blank Image451................................................................................................................................................................
All Black Or Solid Color452................................................................................................................................................................
Dirt On The Front Or Back Of The Paper453................................................................................................................................................................
Dots In Vertical Lines453................................................................................................................................................................
Vertical Lines454................................................................................................................................................................
White Vertical Lines454................................................................................................................................................................
Horizontal Lines455................................................................................................................................................................
White Horizontal Lines455................................................................................................................................................................
Missing Color455................................................................................................................................................................
Blank Spots456................................................................................................................................................................
Poor Fusing457................................................................................................................................................................
Distortion Or Blurring458................................................................................................................................................................
Smearing459................................................................................................................................................................
Misplaced Image459................................................................................................................................................................
Repetitive Defects Troubleshooting460................................................................................................................................................................
Repetitive Defect Ruler460................................................................................................................................................................
Autoexec.bat Standard Configurations463................................................................................................................................................................
Interface Troubleshooting463................................................................................................................................................................
Communications Checks463................................................................................................................................................................
Parallel Ms-dos Commands463................................................................................................................................................................
Printer Job Language (pjl) Commands463................................................................................................................................................................
Pjl [enter463................................................................................................................................................................
Pjl Info Ustatus464................................................................................................................................................................
Pjl Comment464................................................................................................................................................................
Pjl Info Config464................................................................................................................................................................
Pjl Info Id464................................................................................................................................................................
Pjl Info Pagecount464................................................................................................................................................................
Pjl Job464................................................................................................................................................................
Pjl Echo465................................................................................................................................................................
Pjl Eoj465................................................................................................................................................................
Pjl Ustatus Job=on/off465................................................................................................................................................................
Pjl Ustatusoff465................................................................................................................................................................
Changing Printer Control Panel Configuration Settings466................................................................................................................................................................
Job Storage Limit466................................................................................................................................................................
Setting The Job Storage Limit466................................................................................................................................................................
Job Held Timeout466................................................................................................................................................................
Setting The Job Held Timeout466................................................................................................................................................................
Show Ip Address467................................................................................................................................................................
Showing The Ip Address467................................................................................................................................................................
Color/black Mix467................................................................................................................................................................
Setting The Color/black Mix467................................................................................................................................................................
Tray Behavior Options468................................................................................................................................................................
Setting The Printer To Use The Requested Tray468................................................................................................................................................................
Setting Manually Feed Prompt469................................................................................................................................................................
Setting The Printer Default For Ps Defer Media469................................................................................................................................................................
Setting The Printer To Use Size/type Prompt470................................................................................................................................................................
Setting The Printer To Use Another Tray470................................................................................................................................................................
Setting The Printer To Duplex Blank Pages471................................................................................................................................................................
Setting The Printer To Rotate Images471................................................................................................................................................................
Disabling/enabling Sleep Mode472................................................................................................................................................................
Wake Time472................................................................................................................................................................
Display Brightness473................................................................................................................................................................
Setting The Display Brightness473................................................................................................................................................................
Personality474................................................................................................................................................................
Setting The Personality474................................................................................................................................................................
Clearable Warnings474................................................................................................................................................................
Setting The Clearable Warnings475................................................................................................................................................................
Auto Continue475................................................................................................................................................................
Setting Auto Continue475................................................................................................................................................................
Replace Supplies476................................................................................................................................................................
Setting Replace Supplies Response476................................................................................................................................................................
Order At476................................................................................................................................................................
Setting Order At Response476................................................................................................................................................................
Setting Color Supply Out Response477................................................................................................................................................................
Color Supply Out477................................................................................................................................................................
Setting Jam Recovery Response478................................................................................................................................................................
Ram Disk478................................................................................................................................................................
Changing Ram Disk Behavior478................................................................................................................................................................
Selecting The Language479................................................................................................................................................................
Using The Printer Control Panel In Shared Environments479................................................................................................................................................................
Control Panel Troubleshooting480................................................................................................................................................................
Printing A Menu Map480................................................................................................................................................................
Paper Handling Menu482................................................................................................................................................................
Printing Submenu484................................................................................................................................................................
Configure Device Menu484................................................................................................................................................................
Pcl Submenu488................................................................................................................................................................
Print Quality Submenu489................................................................................................................................................................
System Setup Submenu492................................................................................................................................................................
Stapler/stacker Submenu496................................................................................................................................................................
I/o Submenu497................................................................................................................................................................
Embedded Jetdirect Submenu498................................................................................................................................................................
Resets Submenu502................................................................................................................................................................
Diagnostics Menu503................................................................................................................................................................
Service Menu506................................................................................................................................................................
Using The Embedded Web Server507................................................................................................................................................................
Information Tab508................................................................................................................................................................
Settings Tab508................................................................................................................................................................
Networking Tab509................................................................................................................................................................
Other Links509................................................................................................................................................................
Configuration Pages509................................................................................................................................................................
Configuration Page509................................................................................................................................................................
Hp Embedded Jetdirect Page511................................................................................................................................................................
Paper Handling Configuration Page512................................................................................................................................................................
Finding Important Information On The Configuration Pages513................................................................................................................................................................
Print The Supplies Status Page514................................................................................................................................................................
Print The Usage Page515................................................................................................................................................................
Print The Demo Page516................................................................................................................................................................
Print The File Directory Page517................................................................................................................................................................
Print The Pcl Font List Page517................................................................................................................................................................
Print The Ps Font List Page518................................................................................................................................................................
Print The Rgb Samples Page519................................................................................................................................................................
Print The Cmyk Samples Page520................................................................................................................................................................
Diagnostics522................................................................................................................................................................
Led Diagnostics522................................................................................................................................................................
Engine Diagnostics523................................................................................................................................................................
Diagnostics Mode523................................................................................................................................................................
Diagnostics That Put The Engine Into The Special Diagnostics Mode523................................................................................................................................................................
Diagnostic Tests523................................................................................................................................................................
Print The Event Log Page524................................................................................................................................................................
Individual Diagnostic Tests524................................................................................................................................................................
View The Event Log On The Control Panel Display525................................................................................................................................................................
Print The Pq Troubleshooting Pages526................................................................................................................................................................
Diagnostics Page527................................................................................................................................................................
Disable Cartridge Check (special Mode Test)528................................................................................................................................................................
Paper Path Sensors (special Mode Test)529................................................................................................................................................................
Paper Path Test529................................................................................................................................................................
Manual Sensor Test (special Mode Test)530................................................................................................................................................................
Finishing Paper Path Test530................................................................................................................................................................
Manual Sensor Test 2 (special Mode Test)533................................................................................................................................................................
Component Test (special Mode Test)534................................................................................................................................................................
Print/stop Test537................................................................................................................................................................
Colorband Test537................................................................................................................................................................
Configure Device Menu/printing Menu538................................................................................................................................................................
Configure Device Menu/print Quality Menu538................................................................................................................................................................
Configure Device Menu/resets Menu538................................................................................................................................................................
Formatter Test Page539................................................................................................................................................................
Test Pages539................................................................................................................................................................
Engine Test Page539................................................................................................................................................................
Engine Resets540................................................................................................................................................................
Cold Reset540................................................................................................................................................................
To Perform A Cold Reset540................................................................................................................................................................
Nvram Initialization540................................................................................................................................................................
To Initialize Nvram540................................................................................................................................................................
Hard Disk Initialization541................................................................................................................................................................
To Initialize The Hard Disk541................................................................................................................................................................
Calibration Bypass541................................................................................................................................................................
To Bypass Calibration541................................................................................................................................................................
Quick Calibrate Now541................................................................................................................................................................
Full Calibrate Now541................................................................................................................................................................
Using The Service Menu543................................................................................................................................................................
Clear Event Log543................................................................................................................................................................
Mono Cycle Count/color Cycle Count543................................................................................................................................................................
Serial Number543................................................................................................................................................................
Service Id543................................................................................................................................................................
Restoring The Service Id543................................................................................................................................................................
Converting The Service Id To An Actual Date544................................................................................................................................................................
Cold Reset Paper544................................................................................................................................................................
Diagrams545................................................................................................................................................................
Switches547................................................................................................................................................................
Solenoids549................................................................................................................................................................
Dc Controller Pcb552................................................................................................................................................................
Connectors553................................................................................................................................................................
General Timing Chart559................................................................................................................................................................
General Circuit Diagrams560................................................................................................................................................................
Parts And Diagrams563................................................................................................................................................................
Ordering Parts And Supplies565................................................................................................................................................................
Parts That Wear565................................................................................................................................................................
Customer Support565................................................................................................................................................................
Supplies And Accessories565................................................................................................................................................................
Common Fasteners568................................................................................................................................................................
Major Components572................................................................................................................................................................
Assembly Locations572................................................................................................................................................................
External Covers And Panels574................................................................................................................................................................
Accessories614................................................................................................................................................................
Alphabetical Parts List632................................................................................................................................................................
Numerical Parts List638................................................................................................................................................................
HP 4700 Service Manual

HP 4700 Service Manual (19 pages)

Brand: HP | Category: Printer | Size: 0.09 MB

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