HP LaserJet 9000 series Manuals

Manuals and User Guides for HP LaserJet 9000 series. We have 4 HP LaserJet 9000 series manuals available for free PDF download: Quick Reference Manual, Service Manual, Service

HP LaserJet 9000 series Quick Reference Manual

HP LaserJet 9000 series Quick Reference Manual (702 pages)

Brand: HP | Category: Printer | Size: 34.36 MB
Table of contents
Table Of Contents5................................................................................................................................................................
List Of Tables13................................................................................................................................................................
List Of Figures19................................................................................................................................................................
Support Urls26................................................................................................................................................................
Model Number Information27................................................................................................................................................................
Accessories/consumables28................................................................................................................................................................
Repetitive Defect Intervals29................................................................................................................................................................
Service Information30................................................................................................................................................................
Service Advisories, Bulletins, And Notices32................................................................................................................................................................
Error Codes33................................................................................................................................................................
Parts And Diagrams35................................................................................................................................................................
Covers36................................................................................................................................................................
Internal Components38................................................................................................................................................................
Tray 2 Pickup Assembly50................................................................................................................................................................
Hard-disk Initialization60................................................................................................................................................................
Restoring The Service Id61................................................................................................................................................................
Convert The Service Id To An Actual Date62................................................................................................................................................................
Top-cover Assembly123................................................................................................................................................................
Scan Unit125................................................................................................................................................................
Glass, Formatter, Cpb, And Cables130................................................................................................................................................................
Adf Unit132................................................................................................................................................................
Engine Controller Board Assembly144................................................................................................................................................................
Delivery Drive Assembly146................................................................................................................................................................
Printer Drive Assembly148................................................................................................................................................................
Tray 2 Paper Pickup Guide Assembly150................................................................................................................................................................
Tray 1 Pickup Assembly152................................................................................................................................................................
Paper Feed Guide Assembly154................................................................................................................................................................
Delivery Assembly156................................................................................................................................................................
Fuser Assembly158................................................................................................................................................................
Internal Components Of Optional 500-sheet Feeder160................................................................................................................................................................
Paper Pickup Guide Assembly Of Optional 500-sheet Feeder162................................................................................................................................................................
Sheet Tray164................................................................................................................................................................
Envelope Feeder166................................................................................................................................................................
Internal Components Of Duplexer168................................................................................................................................................................
Assembly Locations183................................................................................................................................................................
Electrical Components199................................................................................................................................................................
Main Drive Assembly201................................................................................................................................................................
Feed Roller Assembly203................................................................................................................................................................
Pcas207................................................................................................................................................................
Accessories238................................................................................................................................................................
Customer-replaceable Components (print Engine)240................................................................................................................................................................
Customer-replaceable Components (adf And Scanner)242................................................................................................................................................................
Cables And Interfaces244................................................................................................................................................................
Control Panel And Control-panel Overlays246................................................................................................................................................................
Memory248................................................................................................................................................................
Print Cartridge And Maintenance Kits250................................................................................................................................................................
Documentation, Software, And Training Material252................................................................................................................................................................
External Components258................................................................................................................................................................
Print-engine Internal Components260................................................................................................................................................................
Upper-plate Assembly261................................................................................................................................................................
Internal Components (1 Of 5)263................................................................................................................................................................
Internal Components (2 Of 5)265................................................................................................................................................................
Internal Components (3 Of 5)267................................................................................................................................................................
Internal Components (4 Of 5)269................................................................................................................................................................
Internal Components (5 Of 5)271................................................................................................................................................................
Electrical/forward Assembly273................................................................................................................................................................
Paper-pickup-drive Assembly277................................................................................................................................................................
Lifter-drive Assembly279................................................................................................................................................................
Cassette281................................................................................................................................................................
Paper-feed Roller Assembly283................................................................................................................................................................
Registration Assembly285................................................................................................................................................................
Multipurpose Assembly287................................................................................................................................................................
Reverse Assembly289................................................................................................................................................................
Reverse-separation-guide Assembly291................................................................................................................................................................
Fuser295................................................................................................................................................................
Adf Components297................................................................................................................................................................
Adf Assembly298................................................................................................................................................................
Adf Internal Components (1 Of 3)300................................................................................................................................................................
Adf Internal Components (2 Of 3)302................................................................................................................................................................
Adf Internal Components (3 Of 3)304................................................................................................................................................................
Adf Input Tray306................................................................................................................................................................
Adf Separation Pad308................................................................................................................................................................
Adf Separation-pad Case310................................................................................................................................................................
Adf Pickup-roller Assembly312................................................................................................................................................................
Adf Pickup-roller Cover314................................................................................................................................................................
Adf Mylar-holder Assembly316................................................................................................................................................................
Adf Mylar Replacement Kit318................................................................................................................................................................
Scanner Components320................................................................................................................................................................
Scanner-base Components321................................................................................................................................................................
Scanner Flatbed-unit Assembly323................................................................................................................................................................
Scanner Covers325................................................................................................................................................................
Scanner Slide-rail327................................................................................................................................................................
Sheet Feeder Components329................................................................................................................................................................
Sheet Feeder Main Body (1 Of 2)334................................................................................................................................................................
Sheet Feeder Main Body (2 Of 2)336................................................................................................................................................................
Sheet Feeder Lifter-drive Assembly338................................................................................................................................................................
Sheet Feeder Cassette340................................................................................................................................................................
Optional Devices342................................................................................................................................................................
Duplex-printing Accessory343................................................................................................................................................................
Stapler/stacker345................................................................................................................................................................
Bin Mailbox347................................................................................................................................................................
Hp Laserjet 5200 Series Printers349................................................................................................................................................................
Configuration358................................................................................................................................................................
Replacing The Formatter And The Dc Controller359................................................................................................................................................................
Service Menu (service Pin Codes)360................................................................................................................................................................
External Panels And Covers381................................................................................................................................................................
Cartridge Door Unit383................................................................................................................................................................
Paper-feed Assembly392................................................................................................................................................................
Face-up Delivery Assembly394................................................................................................................................................................
Face-down Delivery Assembly396................................................................................................................................................................
Cassette (tray 2)402................................................................................................................................................................
Cassette (tray 2) Paper-pickup Assembly404................................................................................................................................................................
Sheet Feeder Cassette (tray 3)406................................................................................................................................................................
Sheet Feeder, Cassette, External Panels And Covers408................................................................................................................................................................
Sheet Feeder Internal Components410................................................................................................................................................................
Sheet Feeder Paper-pickup Assembly412................................................................................................................................................................
Sheet Feeder Drive Assembly414................................................................................................................................................................
Duplexer418................................................................................................................................................................
Duplexing Pca Assembly422................................................................................................................................................................
Duplexing-feed Drive Assembly424................................................................................................................................................................
Service Information For Hp Laserjet 9000 Model438................................................................................................................................................................
Service Information For Hp Laserjet 9040/9050 Models439................................................................................................................................................................
Left Door And Diverter464................................................................................................................................................................
Right Cover Assembly466................................................................................................................................................................
Drum Feed Drive Assembly476................................................................................................................................................................
Fuser Delivery Drive Assembly478................................................................................................................................................................
Cartridge Lifter Assembly480................................................................................................................................................................
Sheet Trays (tray 2 And Tray 3)482................................................................................................................................................................
Paper Input Unit484................................................................................................................................................................
Transfer Roller Assembly488................................................................................................................................................................
Pca Assembly Location492................................................................................................................................................................
Tray 4 Main Body494................................................................................................................................................................
Tray 4 Drive Assembly498................................................................................................................................................................
Tray 4 Pca Location500................................................................................................................................................................
Tray 1 Assembly502................................................................................................................................................................
Service Information For Hp Laserjet 9000mfp And 9000lmfp Models516................................................................................................................................................................
Service Information For Hp Laserjet 9040mfp And 9050mfp Models518................................................................................................................................................................
Mfp System Assembly588................................................................................................................................................................
Adf External Covers And Panels590................................................................................................................................................................
Flatbed Scanner Assembly (1 Of 3)594................................................................................................................................................................
Flatbed Scanner Assembly (2 Of 3)596................................................................................................................................................................
Flatbed Scanner Assembly (3 Of 3)598................................................................................................................................................................
Flatbed Optical Assembly600................................................................................................................................................................
Adf Scanner Assembly602................................................................................................................................................................
Adf Paper Pickup Assembly (1 Of 2)604................................................................................................................................................................
Adf Paper Pickup Assembly (2 Of 2)606................................................................................................................................................................
Adf Main Assembly608................................................................................................................................................................
Adf Optical Assembly610................................................................................................................................................................
Adf Pcb Assemblies612................................................................................................................................................................
Separation Pad619................................................................................................................................................................
Pickup Roller Assembly621................................................................................................................................................................
Pickup-roller Cover622................................................................................................................................................................
Adf Mylar Shield623................................................................................................................................................................
Mylar-holder Assembly626................................................................................................................................................................
Control Panel627................................................................................................................................................................
Control-panel Overlays628................................................................................................................................................................
Formatter Assembly629................................................................................................................................................................
Hard Disk630................................................................................................................................................................
Hard-disk Drive Cable632................................................................................................................................................................
Memory Dimm633................................................................................................................................................................
Compact Flash Card634................................................................................................................................................................
Hinge Flaps635................................................................................................................................................................
Paper Input Tray636................................................................................................................................................................
Using The Service-mode Functions637................................................................................................................................................................
Nvram Initialization638................................................................................................................................................................
Using The Service Menu639................................................................................................................................................................
Related Documentation And Software649................................................................................................................................................................
Customer Replaceable Components651................................................................................................................................................................

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HP LaserJet 9000 series Service Manual

HP LaserJet 9000 series Service Manual (362 pages)

Brand: HP | Category: All in One Printer | Size: 15.12 MB
Table of contents
Table Of Contents5................................................................................................................................................................
Product Features18................................................................................................................................................................
Table 1. Features Of The Hp Laserjet 9000 Series Printers18................................................................................................................................................................
Product Specifications20................................................................................................................................................................
Table 2. Configuration Comparison20................................................................................................................................................................
Figure 1. Sample Identification Label20................................................................................................................................................................
Table 3. Physical Specifications21................................................................................................................................................................
Table 4. Electrical Specifications21................................................................................................................................................................
Table 5. Environmental Specifications21................................................................................................................................................................
Table 6. Noise-level Specifications21................................................................................................................................................................
Product Overview22................................................................................................................................................................
External Assembly Locations22................................................................................................................................................................
Figure 2. Front Assembly Locations22................................................................................................................................................................
Figure 3. Back Assembly Locations22................................................................................................................................................................
Interface Connections23................................................................................................................................................................
Figure 4. Interface Connections23................................................................................................................................................................
Optional Accessories24................................................................................................................................................................
Figure 5. Optional Accessories24................................................................................................................................................................
Regulatory Information25................................................................................................................................................................
Regulatory Requirements25................................................................................................................................................................
Fcc Regulations25................................................................................................................................................................
Declaration Of Conformity25................................................................................................................................................................
Environmental Product Stewardship Program25................................................................................................................................................................
Service Approach26................................................................................................................................................................
Parts And Supplies26................................................................................................................................................................
Warranty26................................................................................................................................................................
Limited Warranty For Print Cartridge Life26................................................................................................................................................................
Service And Support27................................................................................................................................................................
Worldwide Service And Support Offices27................................................................................................................................................................
2 Product Requirements29................................................................................................................................................................
Site Requirements30................................................................................................................................................................
Operating Environment30................................................................................................................................................................
Space Requirements31................................................................................................................................................................
Figure 6. Requirements For Base Model31................................................................................................................................................................
Feeder Installed32................................................................................................................................................................
Media Specifications33................................................................................................................................................................
Guidelines For Selecting Paper33................................................................................................................................................................
Special Media Specifications33................................................................................................................................................................
Figure 8. Sample Seams34................................................................................................................................................................
Figure 9. Adhesive Labels35................................................................................................................................................................
Storing Print Media36................................................................................................................................................................
Testing Media Specifications37................................................................................................................................................................
Table 7. Determining Basis Weight Of Paper37................................................................................................................................................................
Table 8. Paper Weight Equivalence38................................................................................................................................................................
Figure 10. Long, Short, And Diagonal Grain Curl39................................................................................................................................................................
Figure 11. Measuring Curl40................................................................................................................................................................
Tools And Suppliers41................................................................................................................................................................
Table 9. Tools And Suppliers41................................................................................................................................................................
Media Input/output Options42................................................................................................................................................................
Trays, Bins, And Paper Handling42................................................................................................................................................................
Figure 12. Media Trays, Bins, And Paper Handling42................................................................................................................................................................
Media Sizes43................................................................................................................................................................
Table 10. Optional Tray 1 Media Sizes43................................................................................................................................................................
Table 11. Tray 2 And Tray 3 Media Sizes43................................................................................................................................................................
Table 12. Optional Tray 4 Paper Sizes44................................................................................................................................................................
Table 13. Duplexer Paper Sizes45................................................................................................................................................................
Table 14. 3000-sheet Stapler/stacker And 3000-sheet Stacker Media Sizes46................................................................................................................................................................
3 Product Configuration47................................................................................................................................................................
Using The Control Panel48................................................................................................................................................................
Control Panel Keys48................................................................................................................................................................
Table 15. Control Panel Key Functions48................................................................................................................................................................
Figure 13. Control Panel Layout48................................................................................................................................................................
Numeric Keypad Commands49................................................................................................................................................................
Table 16. Printer State And Numeric Key Effect49................................................................................................................................................................
Settings And Defaults50................................................................................................................................................................
Setting The Display Language50................................................................................................................................................................
Setting Tray Registration50................................................................................................................................................................
Figure 14. Registration Page (1 Of 2)51................................................................................................................................................................
Figure 15. Registration Page (2 Of 2)52................................................................................................................................................................
Printer Driver Information53................................................................................................................................................................
Factory Default Settings53................................................................................................................................................................
Table 17. Factory Default Settings53................................................................................................................................................................
Control Panel Menus56................................................................................................................................................................
Using A Menu Map56................................................................................................................................................................
Menu Map57................................................................................................................................................................
Figure 16. Menu Map Page 1 (common Functions)57................................................................................................................................................................
Figure 17. Menu Map Page 2 (common Functions)58................................................................................................................................................................
Figure 18. Menu Map Page 3 (administrative Functions)59................................................................................................................................................................
Figure 19. Menu Map Page 4 (administrative Functions)59................................................................................................................................................................
Figure 20. Menu Map Page 5 (administrative Functions)60................................................................................................................................................................
Figure 21. Menu Map Page 6, Control Panel Instructions61................................................................................................................................................................
Retrieve Job Menu62................................................................................................................................................................
Information Menu62................................................................................................................................................................
Paper Handling Menu62................................................................................................................................................................
Table 18. Retrieve Job Menu62................................................................................................................................................................
Table 19. Information Menu62................................................................................................................................................................
Table 20. Paper Handling Menu62................................................................................................................................................................
Configure Device Menu63................................................................................................................................................................
Table 21. Configure Device Menu63................................................................................................................................................................
Network And Mass Storage65................................................................................................................................................................
Figure 22. Eio Slots65................................................................................................................................................................
Remote Firmware Upgrade (rfu)66................................................................................................................................................................
Downloading The New Firmware To The Printer66................................................................................................................................................................
Using Hp Web Jetadmin66................................................................................................................................................................
4 Product Maintenance69................................................................................................................................................................
Preventative Maintenance70................................................................................................................................................................
Preventive Maintenance Kit Contents70................................................................................................................................................................
Cleaning The Printer And Accessories71................................................................................................................................................................
General Cleaning71................................................................................................................................................................
Internal Cleaning72................................................................................................................................................................
Figure 23. Remove Power Cord72................................................................................................................................................................
Figure 24. Remove Print Cartridge72................................................................................................................................................................
Figure 25. Wipe Residue73................................................................................................................................................................
Figure 26. Replace Print Cartridge73................................................................................................................................................................
Figure 27. Lock Print Cartridge74................................................................................................................................................................
Figure 28. Close Front Cover74................................................................................................................................................................
Fuser Cleaning75................................................................................................................................................................
Figure 29. Sample Cleaning75................................................................................................................................................................
Print Cartridge Information77................................................................................................................................................................
Storage77................................................................................................................................................................
Handling Instructions77................................................................................................................................................................
Table 22. Storing Print Cartridges77................................................................................................................................................................
Refilled Print Cartridges78................................................................................................................................................................
Print Cartridge Weights78................................................................................................................................................................
Print Cartridge Life Expectancy78................................................................................................................................................................
Saving Toner With Economode78................................................................................................................................................................
5 Theory Of Operation79................................................................................................................................................................
Basic Operation81................................................................................................................................................................
Figure 30. Printer Systems81................................................................................................................................................................
Sequence Of Operation82................................................................................................................................................................
Table 23. Normal Sequence Of Operation82................................................................................................................................................................
Figure 31. Sequence Of Operation Block Diagram82................................................................................................................................................................
Power-on Sequence84................................................................................................................................................................
Table 24. Failure Sequence Of Operation84................................................................................................................................................................
Timing Chart85................................................................................................................................................................
Figure 32. Timing Diagram85................................................................................................................................................................
Engine Control System86................................................................................................................................................................
Figure 33. Engine Control System Block Diagram86................................................................................................................................................................
Dc Controller Pcb87................................................................................................................................................................
Figure 34. Dc Controller Circuit Block Diagram87................................................................................................................................................................
Dc Controller Operations88................................................................................................................................................................
High-voltage Power Supply Circuit89................................................................................................................................................................
Figure 35. High-voltage Power Supply Block Diagram89................................................................................................................................................................
Low-voltage Power Supply Unit91................................................................................................................................................................
Figure 36. Power Supply Block Diagram91................................................................................................................................................................
Formatter System92................................................................................................................................................................
Formatter Hardware92................................................................................................................................................................
Formatter Subsystem93................................................................................................................................................................
Laser/scanner System94................................................................................................................................................................
Figure 37. Laser/scanner System94................................................................................................................................................................
Image Formation System95................................................................................................................................................................
The Eight Processes Of Image Formation95................................................................................................................................................................
Figure 38. Image Formation95................................................................................................................................................................
Print Cartridge96................................................................................................................................................................
Figure 39. Cutaway View Of Print Cartridge96................................................................................................................................................................
Pickup And Feed System98................................................................................................................................................................
Media-size Detection98................................................................................................................................................................
Media-level Detection98................................................................................................................................................................
Multifeed Prevention98................................................................................................................................................................
Overhead Transparency Detection98................................................................................................................................................................
Fuser Wrapping Jam Detection98................................................................................................................................................................
Jam Detection99................................................................................................................................................................
Figure 40. Pickup And Feed System Sensors And Switches100................................................................................................................................................................
Table 25. Pickup And Feed System Sensors And Switches101................................................................................................................................................................
Figure 41. Pickup And Feed System Motors And Solenoids102................................................................................................................................................................
Table 26. Pickup And Feed System Motors And Solenoids103................................................................................................................................................................
Optional Tray 1104................................................................................................................................................................
Tray 1 Driver Pcb104................................................................................................................................................................
Power Supply104................................................................................................................................................................
Figure 42. Optional Tray 1 Block Diagram104................................................................................................................................................................
Pickup And Feed105................................................................................................................................................................
Optional Tray 4106................................................................................................................................................................
Tray 4 Driver Pcb106................................................................................................................................................................
Figure 43. Optional Tray 4 Block Diagram106................................................................................................................................................................
Media Level And Size Detection107................................................................................................................................................................
Optional 3000-sheet Stapler/stacker108................................................................................................................................................................
Controller Pcb108................................................................................................................................................................
Main Modules109................................................................................................................................................................
Figure 44. Stapler/stacker Main Modules109................................................................................................................................................................
Paper Path And Jam Detection110................................................................................................................................................................
Figure 45. Stapler/stacker Jam Detection110................................................................................................................................................................
Stapler Bin Full Condition111................................................................................................................................................................
Figure 46. Full Bin Condition111................................................................................................................................................................
Optional 3000-sheet Stacker112................................................................................................................................................................
Figure 47. Stacker Main Modules113................................................................................................................................................................
Figure 48. Stacker Jam Detection114................................................................................................................................................................
Stacker Bin Full Condition115................................................................................................................................................................
Figure 49. Full Bin Condition115................................................................................................................................................................
6 Removal And Replacement117................................................................................................................................................................
Introduction119................................................................................................................................................................
Removal And Replacement Strategy119................................................................................................................................................................
Repair Notices119................................................................................................................................................................
Electrostatic Discharge (esd)119................................................................................................................................................................
Required Tools119................................................................................................................................................................
Orientation Of The Printer (with Tray 4)120................................................................................................................................................................
Figure 50. View Of Front And Right Side120................................................................................................................................................................
Figure 51. View Of Back And Left Side120................................................................................................................................................................
Orientation Of The Printer (with Tray)120................................................................................................................................................................
Covers121................................................................................................................................................................
Right Top Cover121................................................................................................................................................................
Figure 52. Removing The Right Top Cover121................................................................................................................................................................
Left Top Cover122................................................................................................................................................................
Figure 53. Removing The Left Top Cover122................................................................................................................................................................
Front Cover123................................................................................................................................................................
Figure 54. Removing The Front Cover123................................................................................................................................................................
Right Door124................................................................................................................................................................
Figure 55. Removing The Right Door (1 Of 2)124................................................................................................................................................................
Figure 56. Removing The Right Door (2 Of 2)124................................................................................................................................................................
Right Lower Cover125................................................................................................................................................................
Figure 57. Removing The Right Lower Cover125................................................................................................................................................................
Left Door And Diverter126................................................................................................................................................................
Figure 58. Removing The Left Door126................................................................................................................................................................
Left Back Cover127................................................................................................................................................................
Figure 59. Removing The Left Back Cover127................................................................................................................................................................
Back Cover128................................................................................................................................................................
Figure 60. Removing The Back Cover128................................................................................................................................................................
Rail Covers129................................................................................................................................................................
Figure 61. Removing The Rail Covers129................................................................................................................................................................
Top Assemblies130................................................................................................................................................................
Control Panel130................................................................................................................................................................
Figure 62. Removing The Control Panel130................................................................................................................................................................
Laser/scanner Assembly131................................................................................................................................................................
Figure 63. Removing The Laser/scanner Assembly131................................................................................................................................................................
Delivery Assembly132................................................................................................................................................................
Figure 64. Removing The Delivery Assembly132................................................................................................................................................................
Delivery Fan Assembly133................................................................................................................................................................
Figure 65. Removing The Delivery Fan Assembly133................................................................................................................................................................
Delivery Assembly Fans And Face-down Bin Fan (fans #3, #6, And #4)134................................................................................................................................................................
Delivery Motor135................................................................................................................................................................
Figure 68. Removing The Delivery Motor135................................................................................................................................................................
Cartridge Release Lever136................................................................................................................................................................
Figure 69. Removing The Cartridge Release Lever (1 Of 2)136................................................................................................................................................................
Figure 70. Removing The Cartridge Release Lever (2 Of 2)136................................................................................................................................................................
Front Assemblies137................................................................................................................................................................
Figure 71. Removing The Print Cartridge137................................................................................................................................................................
Transfer Roller Assembly138................................................................................................................................................................
Tray 2 Or Tray 3 (interchangeable)138................................................................................................................................................................
Figure 72. Removing The Transfer Roller Assembly138................................................................................................................................................................
Figure 73. Removing Tray 2 Or Tray 3138................................................................................................................................................................
Rollers (pickup, Feed, Or Separation)139................................................................................................................................................................
Figure 74. Removing The Rollers139................................................................................................................................................................
Fuser Jam Removal Knob140................................................................................................................................................................
Figure 75. Removing The Fuser Jam Removal Knob140................................................................................................................................................................
Registration Jam Removal Knob141................................................................................................................................................................
Figure 76. Removing The Registration Jam Removal Knob141................................................................................................................................................................
Right Assemblies142................................................................................................................................................................
Tray (142................................................................................................................................................................
Figure 77. Removing Tray 1142................................................................................................................................................................
Paper Input Unit (piu)143................................................................................................................................................................
Figure 78. Removing The Piu (1 Of 5)143................................................................................................................................................................
Figure 79. Removing The Piu (2 Of 5)143................................................................................................................................................................
Figure 80. Removing The Piu (3 Of 5)144................................................................................................................................................................
Figure 81. Removing The Piu (4 Of 5)144................................................................................................................................................................
Figure 82. Removing The Piu (5 Of 5)145................................................................................................................................................................
Registration Assembly146................................................................................................................................................................
Figure 83. Removing The Registration Assembly (1 Of 2)146................................................................................................................................................................
Figure 84. Removing The Registration Assembly (2 Of 2)146................................................................................................................................................................
Transfer Guide Assembly147................................................................................................................................................................
Figure 85. Removing The Transfer Guide Assembly147................................................................................................................................................................
Figure 86. Reinstalling The Transfer Guide Assembly147................................................................................................................................................................
Left Assemblies148................................................................................................................................................................
Duplexer148................................................................................................................................................................
Figure 87. Removing The Duplexer (1 Of 2)148................................................................................................................................................................
Figure 88. Removing The Duplexer (2 Of 2)148................................................................................................................................................................
Fuser Assembly149................................................................................................................................................................
Figure 89. Removing The Fuser Assembly (1 Of 2)149................................................................................................................................................................
Figure 90. Removing The Fuser Assembly (2 Of 2)149................................................................................................................................................................
Back Assemblies150................................................................................................................................................................
Formatter150................................................................................................................................................................
Figure 91. Removing The Formatter150................................................................................................................................................................
Low-voltage Power Supply (lvps)151................................................................................................................................................................
Figure 92. Removing The Lvps (1 Of 2)151................................................................................................................................................................
Figure 93. Removing The Lvps (2 Of 2)151................................................................................................................................................................
High-voltage Power Supply (hvps)152................................................................................................................................................................
Figure 94. Removing The Hvps (1 Of 2)152................................................................................................................................................................
Figure 95. Removing The Hvps (2 Of 2)152................................................................................................................................................................
Dc Controller153................................................................................................................................................................
Figure 96. Removing The Dc Controller (1 Of 2)153................................................................................................................................................................
Figure 97. Removing The Dc Controller (2 Of 2)153................................................................................................................................................................
Toner-sensor Contact Assembly154................................................................................................................................................................
Figure 98. Removing The Toner-sensor Contact Assembly154................................................................................................................................................................
Cartridge Memory Pca155................................................................................................................................................................
Figure 99. Removing The Cartridge Memory Pca155................................................................................................................................................................
Drum Motor156................................................................................................................................................................
Figure 100. Removing The Drum Motor156................................................................................................................................................................
Feed-drive Assembly157................................................................................................................................................................
Figure 101. Removing The Feed-drive Assembly157................................................................................................................................................................
Power Supply Fan (fan #1)158................................................................................................................................................................
Figure 102. Removing The Power Supply Fan158................................................................................................................................................................
Cartridge Fan (fan #5)159................................................................................................................................................................
Figure 103. Removing The Cartridge Fan (1 Of 2)159................................................................................................................................................................
Figure 104. Removing The Cartridge Fan (2 Of 2)159................................................................................................................................................................
Controller Fan (fan #2)160................................................................................................................................................................
Figure 105. Removing The Controller Fan160................................................................................................................................................................
Sheet Feeder (tray 4)161................................................................................................................................................................
Orientation161................................................................................................................................................................
Left Side Cover161................................................................................................................................................................
Figure 106. Removing The Left Side Cover161................................................................................................................................................................
Right Side Cover162................................................................................................................................................................
Figure 107. Removing The Right Side Cover162................................................................................................................................................................
Back Covers163................................................................................................................................................................
Figure 108. Removing The Back Covers163................................................................................................................................................................
Tray164................................................................................................................................................................
Figure 109. Removing Tray 4164................................................................................................................................................................
Rollers (pickup, Feed, And Separation)165................................................................................................................................................................
Figure 110. Removing The Rollers165................................................................................................................................................................
Figure 111. Removing The Registration Assembly (1 Of 2)166................................................................................................................................................................
Figure 112. Removing The Registration Assembly (2 Of 2)166................................................................................................................................................................
Drive Motor167................................................................................................................................................................
Drive Assembly167................................................................................................................................................................
Figure 113. Removing The Drive Motor167................................................................................................................................................................
Figure 114. Removing The Drive Assembly167................................................................................................................................................................
Controller Board168................................................................................................................................................................
Figure 115. Removing The Controller Board (1 Of 2)168................................................................................................................................................................
Figure 116. Removing The Controller Board (2 Of 2)168................................................................................................................................................................
Paper-size Detection Switch Pcb169................................................................................................................................................................
Figure 117. Removing The Paper-size Switch Pcb (1 Of 2)169................................................................................................................................................................
Figure 118. Removing The Paper-size Switch Pcb (2 Of 2)169................................................................................................................................................................
Figure 119. Removing The Power Supply170................................................................................................................................................................
Pickup Assembly171................................................................................................................................................................
Figure 120. Removing The Pickup Assembly (1 Of 2)171................................................................................................................................................................
Figure 121. Removing The Pickup Assembly (2 Of 2)171................................................................................................................................................................
Paper Connecting Unit172................................................................................................................................................................
Figure 122. Removing The Paper Connecting Unit172................................................................................................................................................................
Sheet Stapler/stacker And 3000-sheet Stacker173................................................................................................................................................................
Output Accessory Removal173................................................................................................................................................................
Parts Removal173................................................................................................................................................................
Orientation Of The Stapler/stacker174................................................................................................................................................................
Figure 123. View Of Front And Left Side174................................................................................................................................................................
Figure 124. View Of Back And Right Side174................................................................................................................................................................
Face-up Bin175................................................................................................................................................................
Stapler/stacker Bin (stapler/stacker Only) Or Stacker Bin (stacker Only)175................................................................................................................................................................
Figure 125. Removing The Face-up Bin And The Stapler/stacker Bin175................................................................................................................................................................
Back Inner Cover And Front Inner Cover176................................................................................................................................................................
Figure 126. Removing The Back Inner Cover And Front Inner Cover (1 Of 2)176................................................................................................................................................................
Figure 127. Removing The Back Inner Cover And Front Inner Cover (2 Of 2)176................................................................................................................................................................
Figure 128. Removing The Front Cover177................................................................................................................................................................
Figure 129. Removing The Back Cover (1 Of 2)178................................................................................................................................................................
Figure 130. Removing The Back Cover (2 Of 2)178................................................................................................................................................................
Foot Cover179................................................................................................................................................................
Door Assembly179................................................................................................................................................................
Figure 131. Removing The Foot Cover179................................................................................................................................................................
Figure 132. Removing The Stapler/stacker And Stacker Door Assembly179................................................................................................................................................................
Controller Pca Cover180................................................................................................................................................................
Figure 133. Removing The Controller Pca Cover180................................................................................................................................................................
Flipper Assembly181................................................................................................................................................................
Figure 134. Removing The Flipper Assembly181................................................................................................................................................................
Paper Path Assembly182................................................................................................................................................................
Figure 135. Removing The Paper Path Assembly182................................................................................................................................................................
Accumulator Wings (stapler/stacker Only)183................................................................................................................................................................
Figure 136. Removing The Accumulator Wings183................................................................................................................................................................
Paper Stopper Clips184................................................................................................................................................................
Figure 137. Removing The Paper Stopper Clips184................................................................................................................................................................
Accumulator Assembly (stapler/stacker Only)185................................................................................................................................................................
Figure 138. Removing The Accumulator Assembly (1 Of 3)185................................................................................................................................................................
Figure 139. Removing The Accumulator Assembly (2 Of 3)185................................................................................................................................................................
Figure 140. Removing The Accumulator Assembly (3 Of 3)186................................................................................................................................................................
Carriage Assembly (stapler/stacker Only)187................................................................................................................................................................
Figure 141. Removing The Carriage Assembly (1 Of 2)187................................................................................................................................................................
Figure 142. Removing The Carriage Assembly (2 Of 2)187................................................................................................................................................................
Offset Module (stacker Only)188................................................................................................................................................................
Figure 143. Removing The Offset Module (1 Of 2)188................................................................................................................................................................
Figure 144. Removing The Offset Module (2 Of 2)188................................................................................................................................................................
Stapler (stapler/stacker Only)189................................................................................................................................................................
Figure 145. Removing The Stapler (1 Of 2)189................................................................................................................................................................
Figure 146. Removing The Stapler (2 Of 2)189................................................................................................................................................................
Controller Pca190................................................................................................................................................................
Figure 147. Removing The Stapler/stacker Controller Pca190................................................................................................................................................................
Figure 148. Removing The Stacker Controller Pca190................................................................................................................................................................
Figure 149. Removing The Stapler/stacker Power Supply191................................................................................................................................................................
Figure 150. Removing The Stacker Power Supply191................................................................................................................................................................
Figure 151. Removing The Led Pca192................................................................................................................................................................
Led Pca192................................................................................................................................................................
Interlock Switch193................................................................................................................................................................
Figure 152. Removing The Interlock Switch193................................................................................................................................................................
Safety Switch Assembly (stapler/stacker Only)194................................................................................................................................................................
Figure 153. Removing The Safety Switch Assembly194................................................................................................................................................................
Optical Sensors195................................................................................................................................................................
Figure 154. Removing The Optical Sensors (1 Of 3)195................................................................................................................................................................
Figure 155. Removing The Optical Sensors (2 Of 3)195................................................................................................................................................................
Cable Assembly196................................................................................................................................................................
Figure 156. Removing The Optical Sensors (3 Of 3)196................................................................................................................................................................
Figure 157. Removing The Cable Assembly196................................................................................................................................................................
Casters197................................................................................................................................................................
Figure 158. Removing The Stationary Caster197................................................................................................................................................................
Figure 159. Removing The Adjustable Caster197................................................................................................................................................................
Troubleshooting Process201................................................................................................................................................................
Table 27. Primary Steps For Troubleshooting201................................................................................................................................................................
Basic Troubleshooting Process Flow202................................................................................................................................................................
Figure 160. Basic Troubleshooting Process Flow (1 Of 2)202................................................................................................................................................................
Figure 161. Basic Troubleshooting Process Flow (2 Of 2)203................................................................................................................................................................
Preliminary Operating Checks204................................................................................................................................................................
General Troubleshooting Information205................................................................................................................................................................
Miscellaneous Problems And Solutions205................................................................................................................................................................
Power-on208................................................................................................................................................................
Table 28. Power-on Defects Or Blank Display208................................................................................................................................................................
Troubleshooting With Control Panel Messages209................................................................................................................................................................
Control Panel Display209................................................................................................................................................................
Event Log209................................................................................................................................................................
Event Log Page209................................................................................................................................................................
Figure 162. Event Log210................................................................................................................................................................
Figure 163. Example Of Events211................................................................................................................................................................
Control Panel Messages212................................................................................................................................................................
Control Panel And Event Log Message Format213................................................................................................................................................................
Printer Message Tables213................................................................................................................................................................
Alphabetic Error Messages213................................................................................................................................................................
Table 29. Alphabetic Error Messages213................................................................................................................................................................
Numeric Error Messages223................................................................................................................................................................
Table 30. Numeric Error Messages223................................................................................................................................................................
Chapter 7 Troubleshooting226................................................................................................................................................................
User/service Level Diagnostics240................................................................................................................................................................
Paper Path Test240................................................................................................................................................................
Service Test240................................................................................................................................................................
Table 31. Service Test Abnormality Codes240................................................................................................................................................................
Engine Test242................................................................................................................................................................
Figure 164. Test Print Switch Location242................................................................................................................................................................
Figure 165. Sample Test Print242................................................................................................................................................................
Re-initializing A Hard Disk243................................................................................................................................................................
Service Level Diagnostics244................................................................................................................................................................
Service Menu244................................................................................................................................................................
Service Mode244................................................................................................................................................................
Table 32. Service Menu244................................................................................................................................................................
Figure 166. Test Print Switch Location247................................................................................................................................................................
Figure 167. Sample Test Print247................................................................................................................................................................
Accessories Diagnostics248................................................................................................................................................................
Sheet Feeder Diagnostics248................................................................................................................................................................
Figure 168. 2000-sheet Feeder Label248................................................................................................................................................................
Table 33. Dip Switch Settings249................................................................................................................................................................
Table 34. 2000-sheet Feeder Light Pattern Interpretation250................................................................................................................................................................
Sheet Stapler/stacker And Stacker Diagnostics251................................................................................................................................................................
Figure 169. Stapler/stacker Label252................................................................................................................................................................
Figure 170. Stacker Label252................................................................................................................................................................
Table 35. Stapler/stacker And Stacker User Light Pattern Interpretation254................................................................................................................................................................
Jam Troubleshooting256................................................................................................................................................................
Table 36. General Jam Troubleshooting Questions256................................................................................................................................................................
Jams257................................................................................................................................................................
Customer Print Job257................................................................................................................................................................
Clearing Jams257................................................................................................................................................................
Evaluate The Information258................................................................................................................................................................
Configuration258................................................................................................................................................................
Evaluate The Information Pages258................................................................................................................................................................
Configuration Page258................................................................................................................................................................
Figure 171. Sample Configuration259................................................................................................................................................................
Table 37. Printer Devices Troubleshooting260................................................................................................................................................................
Jetdirect261................................................................................................................................................................
Figure 172. Sample Jetdirect Configuration261................................................................................................................................................................
Jetdirect Page261................................................................................................................................................................
Supplies Status262................................................................................................................................................................
Figure 173. Sample Supplies Status262................................................................................................................................................................
Supplies Status Page262................................................................................................................................................................
Usage263................................................................................................................................................................
Figure 174. Sample Usage263................................................................................................................................................................
Usage Page263................................................................................................................................................................
File Directory264................................................................................................................................................................
Figure 175. Sample File Directory264................................................................................................................................................................
File Directory Page264................................................................................................................................................................
Image-formation Troubleshooting265................................................................................................................................................................
Table 38. Image Quality Checks265................................................................................................................................................................
Check The Print Cartridge266................................................................................................................................................................
Image Defect Tables267................................................................................................................................................................
Figure 176. Image Defect Examples267................................................................................................................................................................
Table 39. Image Defects268................................................................................................................................................................
Repeating Defect Ruler275................................................................................................................................................................
Figure 177. Repeating Defect Ruler275................................................................................................................................................................
Media Troubleshooting276................................................................................................................................................................
Determine The Problem Source: Print Media Or Printer276................................................................................................................................................................
Isolate A Paper Path276................................................................................................................................................................
Isolate A Media Brand277................................................................................................................................................................
Isolate A Media Type277................................................................................................................................................................
Communication Troubleshooting278................................................................................................................................................................
Communications Check278................................................................................................................................................................
Jetdirect Configuration278................................................................................................................................................................
Verify Network And Server Operation278................................................................................................................................................................
Wiring Diagram279................................................................................................................................................................
Figure 178. Wiring Diagram279................................................................................................................................................................
Ordering Parts282................................................................................................................................................................
Consumables, Supplies, Accessories, Frus, And Documentation283................................................................................................................................................................
Table 40. Consumables, Supplies, Accessories, Frus, And Documentation283................................................................................................................................................................
Common Hardware285................................................................................................................................................................
Table 41. Hardware Table285................................................................................................................................................................
Table 42. Common Torque Values285................................................................................................................................................................
Illustrations And Parts Lists286................................................................................................................................................................
External Covers And Panels286................................................................................................................................................................
Figure 179. Printer External Covers And Panels286................................................................................................................................................................
Table 43. Printer External Covers And Panels287................................................................................................................................................................
Figure 180. Left Door And Diverter288................................................................................................................................................................
Table 44. Left Door And Diverter289................................................................................................................................................................
Right Cover Assembly290................................................................................................................................................................
Figure 181. Right Cover Assembly290................................................................................................................................................................
Table 45. Right Cover Assembly291................................................................................................................................................................
Internal292................................................................................................................................................................
Internal Components292................................................................................................................................................................
Figure 182. Internal Components (1of 4)292................................................................................................................................................................
Table 46. Internal Components (1 Of 4)293................................................................................................................................................................
Figure 183. Internal Components (2 Of 4)294................................................................................................................................................................
Table 47. Internal Components (2 Of 4)295................................................................................................................................................................
Figure 184. Internal Components (3 Of 4)296................................................................................................................................................................
Table 48. Internal Components (3 Of 4)297................................................................................................................................................................
Figure 185. Internal Components (4 Of 4)298................................................................................................................................................................
Table 49. Internal Components (4 Of 4)299................................................................................................................................................................
Drum Feed Drive Assembly300................................................................................................................................................................
Figure 186. Drum Feed Drive Assembly300................................................................................................................................................................
Fuser Delivery Drive Assembly301................................................................................................................................................................
Table 51. Fuser Delivery Drive Assembly301................................................................................................................................................................
Figure 187. Fuser Delivery Drive Assembly301................................................................................................................................................................
Cartridge Lifter Assembly302................................................................................................................................................................
Table 52. Cartridge Lifter Assembly302................................................................................................................................................................
Figure 188. Cartridge Lifter Assembly302................................................................................................................................................................
Sheet Trays (tray 2 And 3)303................................................................................................................................................................
Table 53. 500-sheet Trays (tray 2 And 3)303................................................................................................................................................................
Figure 189. 500-sheet Trays (tray 2 And 3)303................................................................................................................................................................
Sheet Trays (tray 2 And)303................................................................................................................................................................
Table 54. Piu304................................................................................................................................................................
Figure 190. Piu304................................................................................................................................................................
Table 55. Registration Assembly305................................................................................................................................................................
Figure 191. Registration Assembly305................................................................................................................................................................
Figure 192. Transfer Roller Assembly306................................................................................................................................................................
Table 56. Transfer Roller Assembly307................................................................................................................................................................
Figure 193. Delivery Assembly308................................................................................................................................................................
Table 57. Delivery Assembly309................................................................................................................................................................
Pcb Assembly Location310................................................................................................................................................................
Figure 194. Pcb Assembly Location310................................................................................................................................................................
Table 58. Pcb Assembly Location311................................................................................................................................................................
Sheet Feeder (optional Tray 4)312................................................................................................................................................................
Sheet Feeder (optional Tray 4) Main Body312................................................................................................................................................................
Figure 195. 2000-sheet Feeder (optional Tray 4) Main Body (1 Of 2)312................................................................................................................................................................
Sheet Feeder (optional Tray)312................................................................................................................................................................
Table 59. 2000-sheet Feeder (optional Tray 4) Main Body (1 Of 2)313................................................................................................................................................................
Figure 196. 2000-sheet Feeder (optional Tray 4) Main Body (2 Of 2)314................................................................................................................................................................
Table 60. 2000-sheet Feeder (optional Tray 4) Main Body (2 Of 2)315................................................................................................................................................................
Sheet Feeder (optional Tray 4) Drive Assembly316................................................................................................................................................................
Table 61. 2000-sheet Feeder (optional Tray 4) Drive Assembly316................................................................................................................................................................
Figure 197. 2000-sheet Feeder (optional Tray 4) Drive Assembly316................................................................................................................................................................
Sheet Feeder (optional Tray 4) Pcb Location317................................................................................................................................................................
Table 62. 2000-sheet Feeder (optional Tray 4) Pcb Location317................................................................................................................................................................
Figure 198. 2000-sheet Feeder (optional Tray 4) Pcb Location317................................................................................................................................................................
Optional Tray 1 Assembly318................................................................................................................................................................
Figure 199. Optional Tray 1 Assembly318................................................................................................................................................................
Table 63. Optional Tray 1 Assembly319................................................................................................................................................................
Paper Handling Output Device320................................................................................................................................................................
Sheet Stapler/stacker320................................................................................................................................................................
Figure 200. 3000-sheet Stapler/stacker (1 Of 2)320................................................................................................................................................................
Table 64. 3000-sheet Stapler/stacker (1 Of 2)321................................................................................................................................................................
Figure 201. 3000-sheet Stapler/stacker (2 Of 2)322................................................................................................................................................................
Table 65. 3000-sheet Stapler/stacker (2 Of 2)323................................................................................................................................................................
Sheet Stacker324................................................................................................................................................................
Figure 202. 3000-sheet Stacker (1 Of 2)324................................................................................................................................................................
Table 66. 3000-sheet Stacker (1 Of 2)325................................................................................................................................................................
Figure 203. 3000-sheet Stacker (2 Of 2)326................................................................................................................................................................
Table 67. 3000-sheet Stacker (2 Of 2)327................................................................................................................................................................
Alphabetical Parts List328................................................................................................................................................................
Table 68. Alphabetical Parts List328................................................................................................................................................................
Numerical Parts List336................................................................................................................................................................
Table 69. Numerical Parts List336................................................................................................................................................................
Index345................................................................................................................................................................
HP LaserJet 9000 series Service Manual

HP LaserJet 9000 series Service Manual (332 pages)

Service Manual  
Brand: HP | Category: Printer | Size: 12.41 MB
Table of contents
Table Of Contents5................................................................................................................................................................
Product Features Of The Hp Laserjet 9000 Series Printers18................................................................................................................................................................
Product Features Of The Hp Laserjet 9040/9050 Series Printers20................................................................................................................................................................
Product Specifications22................................................................................................................................................................
Product Overview26................................................................................................................................................................
External View Of The Printer And Accessories26................................................................................................................................................................
Interface Connections27................................................................................................................................................................
Optional Accessories28................................................................................................................................................................
Regulatory Information29................................................................................................................................................................
Regulatory Requirements29................................................................................................................................................................
Fcc Regulations29................................................................................................................................................................
Declaration Of Conformity29................................................................................................................................................................
Environmental Product Stewardship Program29................................................................................................................................................................
Service Approach30................................................................................................................................................................
Parts And Supplies30................................................................................................................................................................
Warranty30................................................................................................................................................................
Limited Warranty For Print-cartridge Life30................................................................................................................................................................
2 Product Requirements31................................................................................................................................................................
Site Requirements32................................................................................................................................................................
Operating Environment32................................................................................................................................................................
Space Requirements33................................................................................................................................................................
Media Specifications35................................................................................................................................................................
Guidelines For Selecting Print Media35................................................................................................................................................................
Special Media Specifications35................................................................................................................................................................
Storing Print Media38................................................................................................................................................................
Media Input/output Options41................................................................................................................................................................
Trays, Bins, And Paper Handling41................................................................................................................................................................
Supported Sizes Of Paper For Input And Output42................................................................................................................................................................
3 Product Configuration45................................................................................................................................................................
Using The Control Panel46................................................................................................................................................................
Control-panel Buttons47................................................................................................................................................................
Numeric Keypad Commands48................................................................................................................................................................
Settings And Defaults49................................................................................................................................................................
Setting The Display Language49................................................................................................................................................................
Setting The Tray Registration49................................................................................................................................................................
Printer Driver Information52................................................................................................................................................................
Control-panel Menus53................................................................................................................................................................
Using A Menu Map53................................................................................................................................................................
Retrieve Job Menu54................................................................................................................................................................
Information Menu54................................................................................................................................................................
Paper-handling Menu55................................................................................................................................................................
Configure Device Menu57................................................................................................................................................................
Printing Submenu57................................................................................................................................................................
Pcl Submenu58................................................................................................................................................................
Print-quality Submenu60................................................................................................................................................................
System Setup Submenu62................................................................................................................................................................
I/o Submenu64................................................................................................................................................................
Resets Submenu69................................................................................................................................................................
Diagnostics Menu70................................................................................................................................................................
Service Menu70................................................................................................................................................................
Remote Firmware Upgrade (rfu)71................................................................................................................................................................
Upgrading Firmware To A Single Printer71................................................................................................................................................................
Hp Web Jetadmin 6.1 For A Single Printer73................................................................................................................................................................
4 Product Maintenance75................................................................................................................................................................
Preventative Maintenance76................................................................................................................................................................
Preventive Maintenance Kit Contents76................................................................................................................................................................
Cleaning The Printer And Accessories77................................................................................................................................................................
General Cleaning77................................................................................................................................................................
Internal Cleaning78................................................................................................................................................................
Fuser Cleaning81................................................................................................................................................................
Print Cartridge Information83................................................................................................................................................................
Storage83................................................................................................................................................................
Handling Instructions83................................................................................................................................................................
Refilled Print Cartridges84................................................................................................................................................................
Print-cartridge Weights84................................................................................................................................................................
Print-cartridge Life Expectancy84................................................................................................................................................................
Saving Toner By Using Economode84................................................................................................................................................................
5 Theory Of Operation85................................................................................................................................................................
Basic Operation86................................................................................................................................................................
Sequence Of Operation87................................................................................................................................................................
Power-on Sequence89................................................................................................................................................................
Timing Chart90................................................................................................................................................................
Engine Control System91................................................................................................................................................................
Dc Controller Pca92................................................................................................................................................................
Dc Controller Operations93................................................................................................................................................................
High-voltage Power Supply Circuit94................................................................................................................................................................
Low-voltage Power Supply Unit96................................................................................................................................................................
Formatter System97................................................................................................................................................................
Formatter Hardware97................................................................................................................................................................
Laser/scanner System99................................................................................................................................................................
Image Formation System100................................................................................................................................................................
The Eight Processes Of Image Formation100................................................................................................................................................................
Print Cartridge101................................................................................................................................................................
Pickup And Feed System103................................................................................................................................................................
Media-size Detection103................................................................................................................................................................
Media-level Detection103................................................................................................................................................................
Multifeed Prevention103................................................................................................................................................................
Overhead-transparency Detection103................................................................................................................................................................
Fuser-wrapping-jam Detection103................................................................................................................................................................
Jam Detection104................................................................................................................................................................
Tray109................................................................................................................................................................
Tray 1 Driver Pca109................................................................................................................................................................
Power Supply109................................................................................................................................................................
Pickup And Feed110................................................................................................................................................................
Tray 4 Driver Pca111................................................................................................................................................................
Media-level And Media-size Detection112................................................................................................................................................................
6 Removal And Replacement113................................................................................................................................................................
Introduction115................................................................................................................................................................
Removal And Replacement Strategy115................................................................................................................................................................
Repair Notices115................................................................................................................................................................
Electrostatic Discharge (esd)115................................................................................................................................................................
Required Tools115................................................................................................................................................................
Orientation Of The Printer (with Tray 4)116................................................................................................................................................................
Orientation Of The Printer (with Tray)116................................................................................................................................................................
Covers117................................................................................................................................................................
Right Top Cover117................................................................................................................................................................
Left Top Cover119................................................................................................................................................................
Front Cover120................................................................................................................................................................
Right Door121................................................................................................................................................................
Right Lower Cover122................................................................................................................................................................
Left Door And Diverter123................................................................................................................................................................
Left Back Cover124................................................................................................................................................................
Back Cover125................................................................................................................................................................
Right And Left Rail Covers126................................................................................................................................................................
Top Assemblies127................................................................................................................................................................
Control Panel127................................................................................................................................................................
Laser/scanner Assembly128................................................................................................................................................................
Delivery Assembly129................................................................................................................................................................
Delivery-fan Assembly130................................................................................................................................................................
Delivery-assembly Fans And Face-down-bin Fan (fans 3, 6, And 4)131................................................................................................................................................................
Delivery-assembly Fans And Face-down-bin Fan (fans 3, 6, And)131................................................................................................................................................................
Delivery Motor132................................................................................................................................................................
Cartridge Release Lever133................................................................................................................................................................
Front Assemblies135................................................................................................................................................................
Transfer-roller Assembly136................................................................................................................................................................
Tray 2 And Tray 3 (interchangeable)137................................................................................................................................................................
Rollers (pickup, Feed, Or Separation)138................................................................................................................................................................
Fuser-jam-removal Knob139................................................................................................................................................................
Registration-jam-removal Knob140................................................................................................................................................................
Right Assemblies141................................................................................................................................................................
Tray (141................................................................................................................................................................
Paper-input Unit (piu)142................................................................................................................................................................
Registration Assembly145................................................................................................................................................................
Transfer-guide Assembly147................................................................................................................................................................
Left Assemblies149................................................................................................................................................................
Duplexer149................................................................................................................................................................
Fuser Assembly150................................................................................................................................................................
Back Assemblies151................................................................................................................................................................
Formatter151................................................................................................................................................................
Low-voltage Power Supply152................................................................................................................................................................
High-voltage Power Supply153................................................................................................................................................................
Dc Controller154................................................................................................................................................................
Toner-sensor Contact Assembly156................................................................................................................................................................
Drum Motor157................................................................................................................................................................
Feed-drive Assembly158................................................................................................................................................................
Power-supply Fan (fan 1)159................................................................................................................................................................
Power-supply Fan (fan)159................................................................................................................................................................
Cartridge Fan (fan 5)160................................................................................................................................................................
Cartridge Fan (fan)160................................................................................................................................................................
Controller Fan (fan 2)161................................................................................................................................................................
Controller Fan (fan)161................................................................................................................................................................
Jetlink Connector162................................................................................................................................................................
Fuser-connector Holder Assembly163................................................................................................................................................................
Fuser Delivery-drive Assembly165................................................................................................................................................................
Orientation167................................................................................................................................................................
Left Side Cover167................................................................................................................................................................
Right Side Cover168................................................................................................................................................................
Back Covers169................................................................................................................................................................
Rollers (pickup, Feed, And Separation)171................................................................................................................................................................
Drive Motor173................................................................................................................................................................
Drive Assembly174................................................................................................................................................................
Controller Board175................................................................................................................................................................
Paper-size Detection Switch Pca176................................................................................................................................................................
Pickup Assembly178................................................................................................................................................................
Paper-connecting Unit179................................................................................................................................................................
7 Troubleshooting181................................................................................................................................................................
Troubleshooting Process183................................................................................................................................................................
Basic Troubleshooting Process Flow184................................................................................................................................................................
Preliminary Operating Checks186................................................................................................................................................................
General Troubleshooting Information187................................................................................................................................................................
Chattering When The Main Motor Is Turned On187................................................................................................................................................................
Program; The Paper-path Test Is Successful187................................................................................................................................................................
Media Does Not Print From Tray 4187................................................................................................................................................................
The Printer Stops Printing And Hangs On Certain Jobs187................................................................................................................................................................
Envelopes Are Wrinkling188................................................................................................................................................................
Fusing Is Poor188................................................................................................................................................................
Is Selected For The First Page Of The Job188................................................................................................................................................................
Power-on190................................................................................................................................................................
Troubleshooting By Using Control-panel Messages191................................................................................................................................................................
Event Log191................................................................................................................................................................
Event Log Page191................................................................................................................................................................
Control-panel Messages194................................................................................................................................................................
Control-panel And Event-log Message Format195................................................................................................................................................................
Printer-message Tables195................................................................................................................................................................
Alphabetical Error Messages196................................................................................................................................................................
Numerical Error Messages204................................................................................................................................................................
User- And Service-level Diagnostics229................................................................................................................................................................
Paper-path Test229................................................................................................................................................................
Service Test229................................................................................................................................................................
Service-level Diagnostics231................................................................................................................................................................
Engine Test231................................................................................................................................................................
Diagnostics Flowchart232................................................................................................................................................................
Other Diagnostics For The Hp Laserjet 9000, 9000mfp, And 9000lmfp233................................................................................................................................................................
Cold Reset233................................................................................................................................................................
Other Diagnostics For The Hp Laserjet 9040/9050, 9040mfp, And 9050mfp235................................................................................................................................................................
Tray 4 Diagnostics237................................................................................................................................................................
Diagnostics Label237................................................................................................................................................................
Motor Test237................................................................................................................................................................
Standalone Running Test238................................................................................................................................................................
Sensor Test238................................................................................................................................................................
Light-pattern Interpretation239................................................................................................................................................................
Jam Troubleshooting240................................................................................................................................................................
Jams241................................................................................................................................................................
Customer Print Job241................................................................................................................................................................
Clearing Jams241................................................................................................................................................................
Evaluate The Information242................................................................................................................................................................
Configuration242................................................................................................................................................................
Evaluate The Information Pages242................................................................................................................................................................
Configuration Page242................................................................................................................................................................
Verify Installed Options244................................................................................................................................................................
Jetdirect245................................................................................................................................................................
Jetdirect Page245................................................................................................................................................................
Supplies Status246................................................................................................................................................................
Supplies Status Page246................................................................................................................................................................
Usage247................................................................................................................................................................
Usage Page247................................................................................................................................................................
File Directory248................................................................................................................................................................
File Directory Page248................................................................................................................................................................
Image-formation Troubleshooting249................................................................................................................................................................
Check The Print Cartridge250................................................................................................................................................................
Economode250................................................................................................................................................................
Skew250................................................................................................................................................................
Image-defect Tables251................................................................................................................................................................
Repeating Defect Ruler259................................................................................................................................................................
Media Troubleshooting260................................................................................................................................................................
Determine The Problem Source: Media Or Printer260................................................................................................................................................................
Isolate A Paper Path260................................................................................................................................................................
Isolate A Media Brand261................................................................................................................................................................
Isolate A Media Type261................................................................................................................................................................
Communication Troubleshooting262................................................................................................................................................................
Communications Check262................................................................................................................................................................
Jetdirect Configuration262................................................................................................................................................................
Wiring Diagrams267................................................................................................................................................................
8 Parts And Diagrams271................................................................................................................................................................
Ordering Parts272................................................................................................................................................................
Consumables, Supplies, Accessories, Frus, And Documentation273................................................................................................................................................................
Common Hardware277................................................................................................................................................................
Illustrations And Parts Lists278................................................................................................................................................................
External Covers And Panels278................................................................................................................................................................
Right Cover Assembly281................................................................................................................................................................
Internal282................................................................................................................................................................
Internal Components282................................................................................................................................................................
Drum Feed Drive Assembly290................................................................................................................................................................
Fuser Delivery Drive Assembly291................................................................................................................................................................
Cartridge Lifter Assembly292................................................................................................................................................................
Sheet Trays (tray 2 And Tray 3)293................................................................................................................................................................
Sheet Trays (tray 2 And Tray)293................................................................................................................................................................
Paper Input Unit294................................................................................................................................................................
Transfer Roller Assembly296................................................................................................................................................................
Pca Assembly Location299................................................................................................................................................................
Tray 4 Main Body300................................................................................................................................................................
Tray 4 Drive Assembly304................................................................................................................................................................
Tray 4 Pca Location305................................................................................................................................................................
Alphabetical Parts List307................................................................................................................................................................
Numerical Parts List312................................................................................................................................................................

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HP LaserJet 9000 series Service

HP LaserJet 9000 series Service (48 pages)

Brand: HP | Category: Printer | Size: 13.91 MB
Table of contents
Table Of Contents4................................................................................................................................................................
List Of Tables10................................................................................................................................................................
List Of Figures15................................................................................................................................................................
Product Information16................................................................................................................................................................
Product Features Of The Hp Laserjet 9000 Series Printers17................................................................................................................................................................
Product Features Of The Hp Laserjet 9050 Series Printers19................................................................................................................................................................
Product Specifications21................................................................................................................................................................
Product Overview24................................................................................................................................................................
External View Of The Printer And Accessories24................................................................................................................................................................
Interface Connections25................................................................................................................................................................
Optional Accessories26................................................................................................................................................................
Regulatory Information27................................................................................................................................................................
Regulatory Requirements27................................................................................................................................................................
Fcc Regulations27................................................................................................................................................................
Declaration Of Conformity27................................................................................................................................................................
Environmental Product Stewardship Program27................................................................................................................................................................
Service Approach28................................................................................................................................................................
Parts And Supplies28................................................................................................................................................................
Warranty28................................................................................................................................................................
Limited Warranty For Print-cartridge Life28................................................................................................................................................................
Product Requirements30................................................................................................................................................................
Site Requirements31................................................................................................................................................................
Operating Environment31................................................................................................................................................................
Space Requirements32................................................................................................................................................................
Media Specifications34................................................................................................................................................................
Guidelines For Selecting Print Media34................................................................................................................................................................
Special Media Specifications34................................................................................................................................................................
Retrieve Job Menu35................................................................................................................................................................
Diagnostics Menu36................................................................................................................................................................
Storing Print Media37................................................................................................................................................................
Storage37................................................................................................................................................................
Sequence Of Operation39................................................................................................................................................................
Media Input/output Options40................................................................................................................................................................
Trays, Bins, And Paper Handling40................................................................................................................................................................
Supported Sizes Of Paper For Input And Output41................................................................................................................................................................
Engine Control System41................................................................................................................................................................
Print Cartridge42................................................................................................................................................................
Jam Detection43................................................................................................................................................................
Using The Control Panel45................................................................................................................................................................
Power Supply45................................................................................................................................................................
Control-panel Buttons46................................................................................................................................................................
Pickup And Feed46................................................................................................................................................................
Numeric Keypad Commands47................................................................................................................................................................
Settings And Defaults48................................................................................................................................................................
Setting The Display Language48................................................................................................................................................................
Setting The Tray Registration48................................................................................................................................................................

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