Brother 09055CDN Manuals

Manuals and User Guides for Brother 09055CDN. We have 1 Brother 09055CDN manual available for free PDF download: Service Manual

Brother 09055CDN Service Manual

Brother 09055CDN Service Manual (590 pages)

Color laser MFC  
Brand: Brother | Category: All in One Printer | Size: 29.05 MB
Table of contents
Service Manual1................................................................................................................................................................
Table Of Contents3................................................................................................................................................................
Required After Parts Replacement8................................................................................................................................................................
Internal Laser Radiation13................................................................................................................................................................
Disconnect Device13................................................................................................................................................................
Radio Interference13................................................................................................................................................................
Safety Information17................................................................................................................................................................
Safety Precautions18................................................................................................................................................................
Additional Information21................................................................................................................................................................
Specifications22................................................................................................................................................................
Specifications List24................................................................................................................................................................
Computer Requirements27................................................................................................................................................................
Network Connectivity29................................................................................................................................................................
Service Information30................................................................................................................................................................
Supplies31................................................................................................................................................................
Paper32................................................................................................................................................................
Unprintable Area33................................................................................................................................................................
Copy34................................................................................................................................................................
Scanner35................................................................................................................................................................
Unscannable Area36................................................................................................................................................................
Troubleshooting37................................................................................................................................................................
Introduction40................................................................................................................................................................
Initial Check41................................................................................................................................................................
Overview43................................................................................................................................................................
Cross-section Drawing43................................................................................................................................................................
Paper Feeding46................................................................................................................................................................
Operation Of Each Part49................................................................................................................................................................
Block Diagram51................................................................................................................................................................
Components52................................................................................................................................................................
Life Of Toner Cartridge And Drum Unit53................................................................................................................................................................
Cartridge Life54................................................................................................................................................................
Error Indications56................................................................................................................................................................
Error Codes56................................................................................................................................................................
Error Messages63................................................................................................................................................................
Communications Error Code68................................................................................................................................................................
Error Cause And Remedy71................................................................................................................................................................
Paper Feeding Problems142................................................................................................................................................................
Double Feeding145................................................................................................................................................................
Dirt On Paper149................................................................................................................................................................
Wrinkles On Paper149................................................................................................................................................................
Image Defect Troubleshooting150................................................................................................................................................................
Pitch Indicated In Roller Image151................................................................................................................................................................
One Color Is Light152................................................................................................................................................................
Faulty Registration153................................................................................................................................................................
Poor Fixing154................................................................................................................................................................
Image Distortion155................................................................................................................................................................
All One Color156................................................................................................................................................................
Dirt On Back Side Of Paper156................................................................................................................................................................
Vertical Streaks157................................................................................................................................................................
Horizontal Stripes158................................................................................................................................................................
White Vertical Streaks On One Color Image158................................................................................................................................................................
White Horizontal Stripes On One Color Image159................................................................................................................................................................
Faint Print159................................................................................................................................................................
White Spots On One Color Image160................................................................................................................................................................
One Color Spots Or Dirt161................................................................................................................................................................
One Color Band161................................................................................................................................................................
Horizontal Lines162................................................................................................................................................................
Hollow Print164................................................................................................................................................................
Print Crease165................................................................................................................................................................
Software Setting Problems166................................................................................................................................................................
Cannot Print Data166................................................................................................................................................................
Network Problems166................................................................................................................................................................
Document Feeding Problems167................................................................................................................................................................
Paper Jam168................................................................................................................................................................
Wrinkles169................................................................................................................................................................
Scanning Image Defect Troubleshooting170................................................................................................................................................................
Troubleshooting Of The Control Panel173................................................................................................................................................................
Nothing Is Displayed On The Lcd173................................................................................................................................................................
The Control Panel Does Not Work173................................................................................................................................................................
Lamp Malfunction174................................................................................................................................................................
The Touch Panel Does Not Work (touch Panel Model Only)174................................................................................................................................................................
Troubleshooting Of Fax Functions175................................................................................................................................................................
Fax Can't Send It175................................................................................................................................................................
Speed Dialing And One-touch Dialing Can't Be Used175................................................................................................................................................................
Fax Cannot Be Received176................................................................................................................................................................
No Bell Ring176................................................................................................................................................................
Speaker Is Silent During On-hook Dialing176................................................................................................................................................................
Dialing Function Does Not Switch Between "tone" And "pulse"177................................................................................................................................................................
Dialing Function Does Not Switch Between "tone" And "pulse177................................................................................................................................................................
A Communication Error Occurs177................................................................................................................................................................
Reception Mode Cannot Be Changed177................................................................................................................................................................
Caller Id Are Not Displayed177................................................................................................................................................................
Others Problems178................................................................................................................................................................
The Machine Is Not Turned On, Or The Lcd Indication Does Not Appear178................................................................................................................................................................
The Fan Does Not Work (error Code 2b, Ec)178................................................................................................................................................................
The Usb Direct Interface Does Not Work (error Code Ca, Etc)179................................................................................................................................................................
The Room Temperature Is High Or Low179................................................................................................................................................................
Paper Is Not Fed From The Specified Tray179................................................................................................................................................................
Disassembly And Assembly180................................................................................................................................................................
Packing185................................................................................................................................................................
Screw Catalogue186................................................................................................................................................................
Screw Torque List187................................................................................................................................................................
Lubrication190................................................................................................................................................................
Overview Of Gears192................................................................................................................................................................
Harness Routing194................................................................................................................................................................
Paper Eject Assy199................................................................................................................................................................
Disassembly Flow211................................................................................................................................................................
Disassembly Procedure213................................................................................................................................................................
Paper Tray215................................................................................................................................................................
Back Cover/back Cover Stopper Arm L/r216................................................................................................................................................................
Fuser Cover219................................................................................................................................................................
Fuser Unit221................................................................................................................................................................
Side Cover L/access Cover224................................................................................................................................................................
Side Cover R Assy230................................................................................................................................................................
Duplex Feed Assy234................................................................................................................................................................
Mp Cover Assy/mp Paper Guide Assy235................................................................................................................................................................
Mp Link L/r237................................................................................................................................................................
Front Cover Arm L/r238................................................................................................................................................................
Front Cover Release Button/front Cover Release Button Spring242................................................................................................................................................................
Paper Stopper244................................................................................................................................................................
Pull Arm L/pull Arm R/pull Arm Spring (a4 Model Only)245................................................................................................................................................................
Back Cover Upper (legal Model Only)246................................................................................................................................................................
Adf Unit247................................................................................................................................................................
Hinge Assy L259................................................................................................................................................................
Hinge R/hinge R Support/hinge Arm R260................................................................................................................................................................
Document Stopper261................................................................................................................................................................
Document Sub Tray261................................................................................................................................................................
Adf Cover Assy262................................................................................................................................................................
Document Hold Assy/earth Spring263................................................................................................................................................................
Gear Cover266................................................................................................................................................................
Separate Roller Assy267................................................................................................................................................................
Adf Spring/separation Rubber Holder269................................................................................................................................................................
Second Side Scanning Cis/second Side Scanning Cis Flat Cable275................................................................................................................................................................
Upper Document Chute Assy284................................................................................................................................................................
Document Front/adf Open Sensor/document First Side Rear Sensor Document Second Side Rear Sensor285................................................................................................................................................................
Drive Frame Assy/document Feed Roller Assy289................................................................................................................................................................
Adf Motor294................................................................................................................................................................
Document Hold Assy295................................................................................................................................................................
Document Cover Assy/grip Cover296................................................................................................................................................................
Panel Cover Assy297................................................................................................................................................................
Panel Unit298................................................................................................................................................................
Panel Pcb Assy301................................................................................................................................................................
Rubber Key304................................................................................................................................................................
Lcd/back Light Module/touch Panel Pcb Assy/touch Panel Assy307................................................................................................................................................................
Pull Arm Guide/lock Claw (a4 Model Only)311................................................................................................................................................................
Joint Cover Top312................................................................................................................................................................
Ncu Pcb Assy317................................................................................................................................................................
Back Cover Upper (a4 Model Only)319................................................................................................................................................................
Joint Cover Fl Assy320................................................................................................................................................................
Usb Host Relay Pcb Assy322................................................................................................................................................................
Wireless Lan Holder/wireless Lan Pcb323................................................................................................................................................................
Speaker Unit/speaker Hold Spring325................................................................................................................................................................
Joint Cover Base Assy327................................................................................................................................................................
Main Pcb Assy329................................................................................................................................................................
Engine Pcb Assy330................................................................................................................................................................
Laser Unit331................................................................................................................................................................
Develop Release Motor335................................................................................................................................................................
Front Cover Sensor336................................................................................................................................................................
Top Drive Assy337................................................................................................................................................................
Forced Develop Release Link341................................................................................................................................................................
Drum Drive Motor342................................................................................................................................................................
Drum Position Sensor Pcb Assy345................................................................................................................................................................
Registration Solenoid Assy346................................................................................................................................................................
Develop Release Sensor Pcb Assy/mono Solenoid Assy347................................................................................................................................................................
Fuser Develop Motor Assy349................................................................................................................................................................
Pf Plate Assy/t1 Solenoid Assy350................................................................................................................................................................
Toner/new Sensor Pcb Assy352................................................................................................................................................................
Internal Temperature Thermistor353................................................................................................................................................................
Fuser Fan354................................................................................................................................................................
Filter Assy357................................................................................................................................................................
Paper Eject Motor359................................................................................................................................................................
Back Cover Sensor Assy360................................................................................................................................................................
Power Fan361................................................................................................................................................................
Low-voltage Power Supply Unit363................................................................................................................................................................
Paper Eject Sensor Pcb Assy365................................................................................................................................................................
Low-voltage Power Supply Pcb Assy/inlet Harness Assy366................................................................................................................................................................
Cleaner Pinch Roller Holder369................................................................................................................................................................
Registration Mark Sensor Holder Assy/shutter Solenoid371................................................................................................................................................................
Mp Paper Empty/registration Front Sensor Pcb Assy374................................................................................................................................................................
Pf Assy382................................................................................................................................................................
T1 Registration Front/rear Sensor Pcb Assy385................................................................................................................................................................
Mp Sector Solenoid386................................................................................................................................................................
T1 Paper Edge Sensor Pcb Assy/t1 Paper Edge Actuator T1 Paper Edge Actuator Spring387................................................................................................................................................................
Cleaner Drive Gear 15389................................................................................................................................................................
Cleaner Drive Gear389................................................................................................................................................................
High-voltage Power Supply Pcb Assy390................................................................................................................................................................
Waste Toner Sensor393................................................................................................................................................................
Air Duct Cover/blower395................................................................................................................................................................
Disassembly Procedure (lt-300cl)397................................................................................................................................................................
T2 Paper Tray Unit397................................................................................................................................................................
T2 Separation Roller Assy/feed Roller Assy399................................................................................................................................................................
T2 Cover Rear401................................................................................................................................................................
T2 Cover Left402................................................................................................................................................................
T2 Cover Right403................................................................................................................................................................
T2 Relay Pcb Assy404................................................................................................................................................................
T2 Solenoid Assy405................................................................................................................................................................
Collar 6406................................................................................................................................................................
T2 Paper Feed Frame Unit407................................................................................................................................................................
If You Replace The Main Pcb Assy419................................................................................................................................................................
Rewriting The Firmware (panel Firmware, Sub Firmware, Main Firmware)420................................................................................................................................................................
Checking Firmware Version420................................................................................................................................................................
Rewriting The Firmware Using Computer421................................................................................................................................................................
Rewriting The Firmware Using Usb Flash Memory422................................................................................................................................................................
Initialization Of Eeprom Of Main Pcb Assy (maintenance Mode: Code 01)423................................................................................................................................................................
Sensitivity Adjustment Of Density Sensor (maintenance Mode: Code 72)425................................................................................................................................................................
If You Replace The Registration Mark Sensor Holder Assy426................................................................................................................................................................
If You Replace The High-voltage Power Supply Pcb Assy427................................................................................................................................................................
If You Replace The Laser Unit428................................................................................................................................................................
Pcb Assy429................................................................................................................................................................
If You Replace The Drum Drive Motor430................................................................................................................................................................
If You Replace The Document Scanner Unit433................................................................................................................................................................
If You Replace The Lcd Unit434................................................................................................................................................................
If You Replace The Touch Panel Assy434................................................................................................................................................................
Acquisition Of White Level Data (maintenance Mode: Code 55)435................................................................................................................................................................
Service Functions436................................................................................................................................................................
Maintenance Mode437................................................................................................................................................................
How To Enter The Maintenance Mode439................................................................................................................................................................
How To Enter The End User-accessible Maintenance Mode440................................................................................................................................................................
List Of Maintenance-mode Functions441................................................................................................................................................................
Detailed Description Of Maintenance-mode Functions442................................................................................................................................................................
Eeprom Parameter Initialization (function Code)442................................................................................................................................................................
Printout Of Scanning Compensation Data (function Code 05)443................................................................................................................................................................
Printout Of Scanning Compensation Data (function Code)443................................................................................................................................................................
Adf Performance Test (function Code 08)449................................................................................................................................................................
Adf Performance Test (function Code)449................................................................................................................................................................
Monochrome Image Quality Test Pattern (function Code 09)450................................................................................................................................................................
Monochrome Image Quality Test Pattern (function Code)450................................................................................................................................................................
Worker Switch (wsw) Setting And Printout (function Code 10, 11)451................................................................................................................................................................
Worker Switch (wsw) Setting And Printout (function Code)451................................................................................................................................................................
Operating Procedure453................................................................................................................................................................
Operational Check Of Lcd (function Code 12)455................................................................................................................................................................
Operational Check Of Lcd (function Code)455................................................................................................................................................................
Operational Check Of Control Panel Button (function Code 13)457................................................................................................................................................................
Operational Check Of Control Panel Button (function Code)457................................................................................................................................................................
Software Version Check (function Code 25)459................................................................................................................................................................
Software Version Check (function Code)459................................................................................................................................................................
Operational Check Of Sensors (function Code 32)460................................................................................................................................................................
Operational Check Of Sensors (function Code)460................................................................................................................................................................
Lan Connection Status Display (function Code 33)464................................................................................................................................................................
Lan Connection Status Display (function Code)464................................................................................................................................................................
Pc Print Function (function Code 43)465................................................................................................................................................................
Pc Print Function (function Code)465................................................................................................................................................................
Not-disclosed-to-users Functions (function Code 45)468................................................................................................................................................................
Not-disclosed-to-users Functions (function Code)468................................................................................................................................................................
Switching Of Timing To Execute Auto Registration470................................................................................................................................................................
Eeprom Customizing (user-accessible) (function Code 52)473................................................................................................................................................................
Eeprom Customizing (user-accessible) (function Code)473................................................................................................................................................................
Received Data Transfer Function (function Code 53) (fax Model Only)474................................................................................................................................................................
Fine Adjustment Of Scan Start/end Positions (function Code 54)476................................................................................................................................................................
Fine Adjustment Of Scan Start/end Positions (function Code)476................................................................................................................................................................
Acquisition Of White Level Data (function Code 55)478................................................................................................................................................................
Acquisition Of White Level Data (function Code)478................................................................................................................................................................
Adjustment Of Touch Panel (function Code 61) (touch Panel Model Only)479................................................................................................................................................................
Adjustment Of Inter-color Position Alignment (function Code 66)480................................................................................................................................................................
Adjustment Of Inter-color Position Alignment (function Code)480................................................................................................................................................................
Continuous Print Test (function Code 67)484................................................................................................................................................................
Continuous Print Test (function Code)484................................................................................................................................................................
Laser Unit Test Pattern Print (function Code 68)487................................................................................................................................................................
Laser Unit Test Pattern Print (function Code)487................................................................................................................................................................
Frame Pattern Print (one-sided) (function Code 69)488................................................................................................................................................................
Frame Pattern Print (one-sided) (function Code)488................................................................................................................................................................
Frame Pattern Print (two-sided) (function Code 70)489................................................................................................................................................................
Frame Pattern Print (two-sided) (function Code)489................................................................................................................................................................
Color Test Pattern (function Code 71)490................................................................................................................................................................
Color Test Pattern (function Code)490................................................................................................................................................................
Sensitivity Adjustment Of Density Sensor (function Code 72)492................................................................................................................................................................
Sensitivity Adjustment Of Density Sensor (function Code)492................................................................................................................................................................
Setting By Country (function Code 74)493................................................................................................................................................................
Setting By Country (function Code)493................................................................................................................................................................
Printout Of Maintenance Information (function Code 77)495................................................................................................................................................................
Printout Of Maintenance Information (function Code)495................................................................................................................................................................
Operational Check Of Fans (function Code 78)496................................................................................................................................................................
Operational Check Of Fans (function Code)496................................................................................................................................................................
Display Of The Machine History (log) (function Code 80)497................................................................................................................................................................
Display Of The Machine History (log) (function Code)497................................................................................................................................................................
Error Code Indication (function Code 82)502................................................................................................................................................................
Error Code Indication (function Code)502................................................................................................................................................................
Developing Bias Voltage Correction (function Code 83)503................................................................................................................................................................
Developing Bias Voltage Correction (function Code)503................................................................................................................................................................
Sending Communication Error List (function Code 87)504................................................................................................................................................................
Sending Communication Error List (function Code)504................................................................................................................................................................
Counter Reset After Replacing The Fuser Unit And Paper Feeding Kit504................................................................................................................................................................
Exit From The Maintenance Mode (function Code 99)505................................................................................................................................................................
Exit From The Maintenance Mode (function Code)505................................................................................................................................................................
Other Service Functions506................................................................................................................................................................
Developer Roller Counter Reset Function506................................................................................................................................................................
Parts Life Reset Function507................................................................................................................................................................
Deletion Of User Setting Information, Etc508................................................................................................................................................................
How To Recover From Errors Of The Fuser Unit509................................................................................................................................................................
Drum Cleaning510................................................................................................................................................................
Deep Sleep Function511................................................................................................................................................................
Circuit Diagrams512................................................................................................................................................................
Wiring Diagram522................................................................................................................................................................
Periodical Maintenance523................................................................................................................................................................
Precautions525................................................................................................................................................................
Periodical Replacement Parts526................................................................................................................................................................
Procedures To Replace Periodical Replacement Parts526................................................................................................................................................................
Paper Feeding Kit1572................................................................................................................................................................
Paper Feeding Kit2575................................................................................................................................................................
Mp Paper Feeding Kit578................................................................................................................................................................

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