Brother DCP-2537DW Service Manual Download Page 228

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3-71

Confidential

9.18 Fuser unit

(1) Release the Fuser unit heater harness from the securing fixtures, and disconnect it from

the LVPS-heater harness.

Fig. 3-64

Harness routing: Refer to

“8. Rear side of the machine”

(2) Disconnect the Center thermistor harness ASSY and the Side thermistor harness ASSY

from the Eject sensor PCB ASSY.

(3) Release the Center thermistor harness ASSY and the Side thermistor harness ASSY from

the securing fixtures.

Fig. 3-65

Harness routing: Refer to

“8. Rear side of the machine”

LVPS-heater harness

Fuser unit heater harness

Side thermistor
harness ASSY

Center thermistor
harness ASSY

Eject sensor PCB ASSY

Summary of Contents for DCP-2537DW

Page 1: ...90DN 7195DW DCP B7500D B7520DW B7530DN B7535DW DCP L2510D L2511D L2512D L2530DW DCP L2531DW L2532DW L2535D L2535DW DCP L2536D L2537DW L2550DN L2550DW DCP L2551DN L2551DW L2552DN HL L2390DW L2395DW MFC 7390 7490D 7890DN 7895DW MFC B7700D B7715DW B7720DN MFC L2690DW L2710DN L2710DW L2712DN MFC L2712DW L2713DW L2715D L2715DW MFC L2716D L2716DW L2717DW MFC L2730DW L2732DW L2750DW L2750DWXL MFC L2751DW...

Page 2: ...egistered trademarks and service marks of Mopria Alliance Inc in the United States and other countries Unauthorized use is strictly prohibited Each company whose software title is mentioned in this manual has a Software License Agreement specific to its proprietary programs Software Trademarks FlashFX is a registered trademark of Datalight Inc FlashFX Pro is a trademark of Datalight Inc FlashFX Te...

Page 3: ...formation Copyright and License 2017 Brother Industries Ltd All rights reserved This product includes software developed by the following vendors 1983 1998 PACIFIC SOFTWORKS INC ALL RIGHTS RESERVED 2008 Devicescape Software Inc All rights reserved This product includes the KASAGO TCP IP software developed by ZUKEN ELMIC Inc Copyright 1989 2014 Datalight Inc All Rights Reserved FlashFX Copyright 19...

Page 4: ...g Troubleshooting 2 3 2 OVERVIEW 2 5 2 1 Cross section Drawing 2 5 2 1 1 Printer part 2 5 2 1 2 Scanner part 2 7 2 2 Paper Feeding 2 9 2 2 1 Printer part 2 9 2 2 2 Scanner part 2 11 2 3 Operation of Each Part and Location of Parts 2 12 2 4 Block Diagram 2 14 2 5 Main Components 2 15 3 ERROR INDICATIONS 2 17 3 1 Error Codes 2 17 3 2 Error Message 2 25 3 2 1 LCD models 2 25 3 2 2 Touch panel models ...

Page 5: ...ooting for Toner Cartridge and Drum Unit Problems 2 101 4 7 1 New toner not detected 2 101 4 7 2 Toner cartridge not detected 2 101 4 7 3 Toner replacement message displayed on LCD is not cleared 2 102 4 7 4 Drum error 2 102 4 7 5 Drum replacement message displayed on LCD is not cleared 2 102 4 8 Troubleshooting for Fuser Unit Problems 2 103 4 8 1 Fuser unit failure 2 103 4 9 Troubleshooting for L...

Page 6: ...MBLY FLOW CHART 3 22 9 DISASSEMBLY PROCEDURE 3 23 9 1 Preparation 3 23 9 2 Cord hook 3 25 9 3 Back cover 3 26 9 4 Outer chute ASSY 3 27 9 5 Front cover ASSY Support flap 3 28 9 6 Side cover R 3 31 9 7 Fuser cover 3 32 9 8 Inner chute ASSY 3 33 9 9 Side cover L Speaker harness ASSY Handset holder ASSY For models with Handset 3 34 9 10 Document scanner unit 3 37 9 11 ADF unit For models with ADF 3 4...

Page 7: ...odels 3 84 9 27 Roller holder ASSY 3 85 9 28 Main PCB ASSY 3 86 9 29 T1 clutch Registration clutch 3 87 9 30 Frame L unit 3 90 9 31 Paper feed motor Paper feed motor flat cable 3 93 9 32 Fuser gear 64R 36R 3 95 9 33 Toner sensor PCB ASSY Only for models with Toner box 3 96 9 34 Front cover sensor 3 97 9 35 Eject sensor PCB ASSY 3 98 9 36 Registration front rear actuator holder ASSY 3 100 9 37 Pape...

Page 8: ...unction code 03 5 5 1 3 3 ADF performance test Function code 08 5 6 1 3 4 Print quality test pattern Function code 09 5 7 1 3 5 Set worker switches WSW and print worker switch setting data Function code 10 11 5 8 1 3 6 Check LCD operation Function code 12 5 11 1 3 7 Check control panel key operation Function code 13 5 13 1 3 8 Display software version Function code 25 5 15 1 3 9 Check sensor opera...

Page 9: ... 55 1 3 28 Display machine error code Function code 82 5 57 1 3 29 Send communication log information to telephone line Function code 87 5 58 1 3 30 Reset irregular power supply detection counter of low voltage power supply PCB Function code 88 5 58 1 3 31 Quit maintenance mode Function code 99 5 58 2 OTHER SERVICE FUNCTIONS 5 59 2 1 Drum Cleaning 5 59 2 2 Print Communication Error List 5 61 2 3 R...

Page 10: ... may result in minor or moderate injuries IMPORTANT IMPORTANT indicates a potentially hazardous situation which if not avoided may result in damage to property or loss of product functionality Prohibition icons indicate actions that must not be performed Electrical Hazard icons alert you to possible electrical Shock Fire hazard icons alert you to the possibility of a fire Hot Surface icons warn yo...

Page 11: ...in the product as they may touch dangerous voltage points or short out parts DO NOT handle the plug with wet hands Doing this might cause an electrical shock DO NOT use this product during a thunderstorm There may be a remote risk of an electrical shock from lightning Always make sure the plug is fully inserted DO NOT use the product or handle the cord if the cord has become worn or frayed DO NOT ...

Page 12: ...ype of extension cord DO NOT put toner cartridges or a toner cartridge and drum unit assembly into a fire or places susceptible to fire It could explode resulting in injuries DO NOT use flammable substances any type of spray or an organic solvent liquid containing alcohol or ammonia to clean the inside or outside of the product Doing so could cause a fire or electrical shock Instead use only a dry...

Page 13: ...DO NOT use this product near water or locations that may become wet for example near a bathtub wash bowl kitchen sink or washing machine in a wet basement or near a swimming pool 2 Avoid using this product during a thunderstorm There may be a remote risk of an electric shock from lightning 3 DO NOT use this product to report a gas leak in the vicinity of the leak 4 Use only the power cord provided...

Page 14: ...er Lasereinheit darf nicht geöffnet werden da sonst Laserstrahlen austreten können Additional Information When servicing the optical system of the machine be careful not to place a screwdriver or other reflective object in the path of the laser beam Be sure to take off any personal accessories such as watches and rings before working on the machine A reflected beam though invisible can permanently...

Page 15: ... approved after July 23 2001 the REN for this product is part of the product identifier that has the format US AAAEQ TXXXX The digits represented by are the REN without a decimal point e g 06 is a REN of 0 6 For earlier products the REN is separately shown on the label If this equipment causes harm to the telephone network the telephone company will notify you in advance that temporary discontinua...

Page 16: ...s equipment may not be used on coin service lines provided by the telephone company or connected to party lines Brother cannot accept any financial or other responsibilities that may be the result of your use of this information including direct special or consequential damages There are no warranties extended or granted by this document A grounded plug should be plugged into a grounded AC power o...

Page 17: ... 2 lines for ASA 10 characters x 2 lines for CHN 16 characters x 2 lines except for CHN 10 characters x 2 lines for CHN 16 characters x 2 lines 16 characters x 2 lines FB Up to A4 LTR Up to A4 LTR Up to A4 LTR Up to A4 LTR Up to A4 LTR Up to A4 LTR FAX N A N A N A N A N A N A NFC N A N A N A N A N A N A USB Host front N A N A N A N A N A N A USB Host rear N A N A N A N A N A N A Emulation N A N A ...

Page 18: ...r CHN 2 7 TFT ColorLCD 6 8 cm 67 5 mm FB Up to A4 LTR Up to A4 LTR Up to A4 LTR Up to A4 LTR Up to A4 LTR Up to A4 LTR Up to A4 LTR FAX N A N A N A N A N A N A N A NFC N A N A N A Yes Link to Solutions Center Print Scan Easy WLAN setting N A N A Yes Link to Solutions Center Print Scan Easy WLAN setting USB Host front N A N A N A N A N A N A N A USB Host rear N A N A N A N A N A N A N A Emulation P...

Page 19: ...es 16characters x 2 lines except for KOR 10characters x 2 lines for KOR FB Up to A4 LTR Up to A4 LTR Up to A4 LTR Up to A4 LTR Up to A4 LTR Up to A4 LTR Up to A4 LTR FAX NFC N A N A N A N A N A N A N A USB Host front N A N A N A N A N A N A N A USB Host rear N A N A N A N A N A N A N A Emulation N A PCL6 BR Script3 PDF Version 1 7 PCL6 BR Script3 PDF Version 1 7 N A N A N A PCL6 BR Script3 PDF Ver...

Page 20: ... to A4 LTR Up to A4 LTR Up to A4 LTR Up to A4 LTR Up to A4 LTR Up to A4 LTR FAX NFC N A N A N A N A Yes Link to Solutions Center Print Scan Easy WLAN setting Yes Link to Solutions Center Print Scan Easy WLAN setting USB Host front N A N A N A N A N A N A USB Host rear N A N A N A N A N A N A Emulation PCL6 BR Script3 PDF Version 1 7 N A PCL6 BR Script3 PDF Version 1 7 PCL6 BR Script3 PDF Version 1...

Page 21: ... MHz Back up Clock N A Carton Dimensions W x D x H 580 x 517 x 434 mm 22 8 x 20 4 x 17 1 MachineDimensions W x D x H 410 x 398 5 x 272 mm 16 1 x 15 7 x 10 7 410 x 398 5 x 272 mm 16 1 x 15 7 x 10 7 DCP B7500D L2535D L2536D B7520DW 410 x 398 5 x 318 5 mm 16 1 x 15 7 x 12 5 DCP B7530DN B7535DW 410 x 398 5 x 272 mm 16 1 x 15 7 x 10 7 Weight w Carton TBD 13 5 kg 29 7 lb DCP B7500D L2535D B7520DW for CH...

Page 22: ...p Clock N A Carton Dimensions W x D x H 580 x 517 x 434 mm 22 8 x 20 4 x 17 1 608 x 517 x 434 mm 23 9 x 20 4 x 17 1 580 x 517 x 434 mm 22 8 x 20 4 x 17 1 MachineDimensions W x D x H 410 x 398 5 x 272 mm 16 1 x 15 7 x 10 7 410 x 398 5 x 318 5 mm 16 1 x 15 7 x 12 5 410 x 426 5 x 318 5 mm 16 1 x 16 8 x 12 5 410 x 398 5 x 272 mm 16 1 x 15 7 x 10 7 Weight w Carton 13 1 kg 28 9 lb HL L2390DW 13 4 kg 29 ...

Page 23: ...m 22 8 x 22 4 x 17 1 580 x 517 x 434 mm 22 8 x 20 4 x 17 1 except for MFC B7720DN 580 x 570 x 434 mm 22 8 x 22 4 x 17 1 MFC B7720DN 580 x 517 x 434 mm 22 8 x 20 4 x 17 1 MachineDimensions W x D x H 481 x 398 5 x 318 5 mm 18 9 x 15 7 x 12 5 410 x 398 5 x 318 5 mm 16 1 x 15 7 x 12 5 except for MFC B7720DN 481 x 398 5 x 318 5 mm 18 9 x 15 7 x 12 5 MFC B7720DN 410 x 398 5 x 318 5 mm 16 1 x 15 7 x 12 5...

Page 24: ...8 x 20 4 x 17 1 608 x 570 x 434 mm 23 9 x 22 4 x 17 1 MachineDimensions W x D x H 410 x 398 5 x 318 5 mm 16 1 x 15 7 x 12 5 481 x 426 5 x 318 5 mm 18 9 x 16 8 x 12 5 481 x 398 5 x 318 5 mm 18 9 x 15 7 x 12 5 410 x 398 5 x 318 5 mm 16 1 x 15 7 x 12 5 410 x 426 5 x 318 5 mm 18 9 x 16 8 x 12 5 Weight w Carton 14 7 kg 32 5 lb MFC L2730DW for US EU OCE 14 9 kg 32 8 lb for MFC L2732DW TBD MFC L2730DW fo...

Page 25: ...P L2550DW DCP L2551DW HL L2395DW MFC 7390 MFC 7490D MFC B7700D MFC L2715D MFC L2716D MFC B7720DN MFC L2710DN MFC L2712DN Wired network Network node type NC 9300h type2 N A NC 9300h type2 Wireless network Network node type NC 8800w type2 N A Model MFC L2690DW MFC B7715DW MFC L2710DW MFC L2712DW MFC L2713DW MFC L2715DW MFC L2716DW MFC L2717DW MFC 7890DN MFC L2730DW MFC L2732DW MFC 7895DW MFC L2750DW...

Page 26: ... L2551DN DCP L2551DW DCP L2552DN DCP 7195DW HL L2395DW Machine life 50 000 pages A4 LTR or 5 years Part life ADF N A 50 000 pages or 5 years N A Part life Document scanner unit 50 000 pages or 5 years MTBF 4 000 hours MTTR 0 5 hours Maximum monthly volume Up to 15 000 pages Maintenance parts life Non Periodical Spare Parts Fuser unit 50 000 pages Laser unit 50 000 pages PF kit 1 50 000 pages PF ki...

Page 27: ...L2771DW MFC L2750DW MFC L2750DWXL MFC L2751DW MFC L2752DW Machine life 50 000 pages A4 LTR or 5 years Part life ADF 50 000 pages or 5 years Part life Document scanner unit 50 000 pages or 5 years MTBF 4 000 hours MTTR 0 5 hours Maximum monthly volume Up to 15 000 pages Maintenance parts life Non Periodical Spare Parts Fuser unit 50 000 pages Laser unit 50 000 pages PF kit 1 50 000 pages PF kit MP ...

Page 28: ...ges in accordance with ISO IEC 19752 N A 3 000 pages in accordance with ISO IEC 19752 Super High Capacity Toner N A 4 500 pages in accordance with ISO IEC 19752 When printing A4 Letter size one sided pages in accordance with ISO IEC 19752 Shelf life 2 years without opening 6 months after opening Drum unit Life expectancy Approximately 12 000 pages 1 page job The life expectancy varies according to...

Page 29: ...500 pages in accordance with ISO IEC 19752 N A When printing A4 Letter size one sided pages in accordance with ISO IEC 19752 Shelf life 2 years without opening 6 months after opening Drum unit Life expectancy Approximately 12 000 pages 1 page job The life expectancy varies according to the use condition Shelf life 2 years The shelf life of toner cartridge and drum unit is guaranteed under the norm...

Page 30: ...2 N A 3 000 pages in accordance with ISO IEC 19752 Super High Capacity Toner 4 500 pages in accordance with ISO IEC 19752 N A 4 500 pages in accordance with ISO IEC 19752 When printing A4 Letter size one sided pages in accordance with ISO IEC 19752 Shelf life 2 years without opening 6 months after opening Drum unit Life expectancy Approximately 12 000 pages 1 page job The life expectancy varies ac...

Page 31: ...4 500 pages in accordance with ISO IEC 19752 for US N A for OCE N A When printing A4 Letter size one sided pages in accordance with ISO IEC 19752 Shelf life 2 years without opening 6 months after opening Drum unit Life expectancy Approximately 12 000 pages 1 page job The life expectancy varies according to the use condition Shelf life 2 years The shelf life of toner cartridge and drum unit is guar...

Page 32: ...IEC 19752 4 500 pages in accordance with ISO IEC 19752 for EU US LTN N A for OCE N A When printing A4 Letter size one sided pages in accordance with ISO IEC 19752 Shelf life 2 years without opening 6 months after opening Drum unit Life expectancy Approximately 12 000 pages 1 page job The life expectancy varies according to the use condition Shelf life 2 years The shelf life of toner cartridge and ...

Page 33: ...h Capacity Toner 4 500 pages in accordance with ISO IEC 19752 When printing A4 Letter size one sided pages in accordance with ISO IEC 19752 Shelf life 2 years without opening 6 months after opening Drum unit Life expectancy Approximately 12 000 pages 1 page job The life expectancy varies according to the use condition Shelf life 2 years The shelf life of toner cartridge and drum unit is guaranteed...

Page 34: ...IEC 19752 Super High Capacity Toner N A 4 500 pages in accordance with ISO IEC 19752 MFC L2730DW for US LTN EU L2732DW N A MFC L2730DW for OCE 4 500 pages in accordance with ISO IEC 19752 4 500 pages in accordance with ISO IEC 19752 except for MFC L2750DW for OCE N A MFC L2750DW for OCE When printing A4 Letter size one sided pages in accordance with ISO IEC 19752 Shelf life 2 years without opening...

Page 35: ...nce with ISO IEC 19752 Super High Capacity Toner 4 500 pages in accordance with ISO IEC 19752 When printing A4 Letter size one sided pages in accordance with ISO IEC 19752 Shelf life 2 years without opening 6 months after opening Drum unit Life expectancy Approximately 12 000 pages 1 page job The life expectancy varies according to the use condition Shelf life 2 years The shelf life of toner cartr...

Page 36: ... 64 to 105 g m2 17 to 28 lb Media size ADF N A Width 105 to 215 9 mm Length 147 3 to 355 6 mm Model MFC 7390 MFC 7490D MFC B7700D MFC B7715DW MFC B7720DN MFC L2690DW MFC L2710DN MFC L2710DW MFC L2712DN MFC L2712DW MFC L2713DW MFC L2715D MFC L2715DW MFC L2716D MFC L2716DW MFC L2717DW MFC 7890DN MFC L2730DW MFC L2732DW MFC 7895DW MFC L2750DW MFC L2750DWXL MFC L2751DW MFC L2752DW MFC L2770DW MFC L277...

Page 37: ...ode N A Internet FAX ITU T 38 N A Model MFC 7390 MFC 7490D MFC B7700D MFC B7715DW MFC B7720DN MFC L2690DW MFC L2710DN MFC L2710DW MFC L2712DN MFC L2712DW MFC L2713DW MFC L2715D MFC L2715DW MFC L2716D MFC L2716DW MFC L2717DW MFC 7890DN MFC L2730DW MFC L2732DW MFC 7895DW MFC L2750DW MFC L2750DWXL MFC L2751DW MFC L2752DW MFC L2770DW MFC L2771DW Modem speed 33 600 bps FAX Transmission speed Approx 2 5...

Page 38: ...90 7095D L2510D L2511D L2512D L2530DW L2531DW L2532DW L2537DW HL L2390DW Up to 34 36 cpm for DCP B7500D B7520DW L2535D L2535DW L2536D Up to 34 36 cpm First copy out time From Ready mode and Paper tray Less than 10 secs Less than 10 secs except for DCP 7195DW Less than 9 secs for DCP 7195DW Less than 10 secs From Sleep mode and Paper tray Less than 19 secs Less than 19 secs except for DCP 7195DW Le...

Page 39: ...p to 34 36 cpm for MFC B7700D B7715DW B7720DN L2713DW L2715D L2715DW L2716D L2716DW Up to 26 26 cpm for MFC L2690DW Up to 34 34 cpm for MFC L2717DW Up to 34 36 cpm First copy out time From Ready mode and Paper tray Less than 10 secs Less than 10 secs for MFC L2750DW L2750DWXL L2751DW L2752DW Less than 9 secs for MFC 7895DW L2770DW L2771DW From Sleep mode and Paper tray Less than 19 secs Less than ...

Page 40: ...le images minute N A A4 22 5 7 5 LTR 23 6 7 9 N A Duplex images minute N A Model MFC 7390 MFC 7490D MFC B7700D MFC B7715DW MFC B7720DN MFC L2690DW MFC L2710DN MFC L2710DW MFC L2712DN MFC L2712DW MFC L2713DW MFC L2715D MFC L2715DW MFC L2716D MFC L2716DW MFC L2717DW MFC 7890DN MFC L2730DW MFC L2732DW MFC 7895DW MFC L2750DW MFC L2750DWXL MFC L2751DW MFC L2752DW MFC L2770DW MFC L2771DW Resolution Opti...

Page 41: ...g the machine and so on If you need to take voltage measurements with the power switched on take the greatest of care not to receive an electric shock 2 When connecting or disconnecting cable connectors make sure that you hold the connector body and not the cables 3 Static electricity charged in your body may damage electronic parts Before handling the PCBs touch a metal portion of the machine to ...

Page 42: ...s completed A certain interface or function could be set to invalid to serve the needs of customers Ask sales representative if this is the case before performing the check Warning DO NOT use any flammable spray or flammable solvent such as alcohol benzine or thinner in or around the machine Otherwise a fire or electric shock may result ...

Page 43: ...ding the toner cartridge and toner box is installed correctly Others 1 Condensation When the machine is moved from a cold place into a warm room condensation may occur inside the machine causing various problems as listed below Condensation on the surface of optical devices such as the lens reflecting mirror and protection glass etc may cause light print image If the exposure drum is cold the elec...

Page 44: ...fidential Cleaning Use a soft dry lint free cloth Warning DO NOT use any flammable spray or flammable solvent such as alcohol benzine or thinner to clean the machine DO NOT use these articles near the machine ...

Page 45: ...sure drum Laser unit Registration rear actuator Front side Registration front actuator Manual feed slot Paper dust cleaning roller Paper feed actuator Paper pick up roller Plate Duplex paper feed roller Pressure roller Duplex tray Heat roller Back cover Registration roller Separation roller Separation pad Eject actuator Eject roller 1 ...

Page 46: ...oller Paper dust cleaning roller Paper feed actuator Paper pick up roller Paper empty actuator Plate Duplex paper feed roller Pressure roller Duplex tray Heat roller Back cover Registration roller Separation roller Separation pad Eject actuator Eject roller 1 MP paper empty actuator MP paper pick up roller MP separation pad Back side Front side ...

Page 47: ...oller Document separate roller ASSY Document tray Document stopper Scanner glass Document sponge Document eject roller Document eject pinch roller Document pick up roller Document detection actuator First side CIS unit First side document hold Document feed roller 2 Document pinch roller 2 Document scanning position actuator Scanner glass strip First side CIS glass ...

Page 48: ...ment stopper Scanner glass Document sponge Document eject roller Document eject pinch roller Document pick up roller Document detection actuator First side CIS unit First side document hold Document feed roller 2 Document pinch roller 2 Document scanning position actuator Second side document hold Second side CIS unit Scanner glass strip First side CIS glass Scanner glass strip Second side CIS gla...

Page 49: ...2 9 Confidential 2 2 Paper Feeding 2 2 1 Printer part Manual feed slot models Fig 2 5 Eject to output tray Feed from manual feed slot Duplex path Eject to back side Back side Front side ...

Page 50: ...2 10 Confidential MP models Fig 2 6 Feed from MP tray Eject to back side Back side Front side ...

Page 51: ...2 11 Confidential 2 2 2 Scanner part Fig 2 7 Document feed path ...

Page 52: ...e eject roller 2 switching Detects paper jam in the rear section of the machine Detects open fuser cover Eject roller 1 Feeds the paper ejected from the fuser unit to eject roller 2 Eject roller 2 Eject the paper to the face down output tray In the case of the 2 sided printing after the front of the sheet is printed and the paper is fed up to a certain point eject roller 2 rotates conversely and t...

Page 53: ... the activation of the registration roller for the paper alignment adjustment MP solenoid Presses the MP paper pick up roller against the paper when feeding from the MP tray Part name Operation T1 clutch New toner sensor PCB ASSY Toner box relay PCB ASSY 1 MP relay PCB ASSY 2 Registration clutch Registration rear sensor Registration front sensor Paper feed sensor PCB ASSY Toner box solenoid 1 Ejec...

Page 54: ...B ADF motor ADF unit Document scanner unit Duplex scan model only Wireless LAN model only MP relay PCB T1 paper empty paper feed sensor PCB MP solenoid MP paper empty sensor PCB Eject sensor PCB Back cover duplex tray Center thermistor T1 paper empty sensor T1 paper feed sensor T1 paper feed sensor PCB MP model only Manual feed slot model only T1 paper feed sensor Eject sensor Side thermistor sens...

Page 55: ...2 15 Confidential 2 5 Main Components Fig 2 10 Document scanner unit ADF unit Modem shield plate Panel unit Joint cover ASSY ...

Page 56: ...Y Paper tray Side cover L T1 clutch Registration clutch Fan Laser unit Inner chute ASSY Outer chute ASSY Fuser unit Main shield plate Main PCB ASSY Motor drive sub ASSY Duplex tray Side cover L For models with handset Paper feed motor Fuser gear 64R 36R Eject sensor PCB ASSY New toner sensor PCB ASSY High voltage power supply PCB ASSY Fuser cover Toner cartridge Drum unit ...

Page 57: ...polygon motor for the laser unit second time 2 47 050F 0305 Cannot detect the lock signal of the polygon motor for the laser unit first time 2 47 0800 0401 BD sensor failure second time 2 48 0900 Detected irregular power supply for more than 100 times 2 50 0402 0A01 0405 BD sensor failure first time 2 48 0A02 Detected a fan failure 2 50 0501 The center thermistor of the fuser unit has not reached ...

Page 58: ...01 2803 1A01 2804 1B01 2805 1C00 2806 1D01 2901 1D02 2902 1D03 2903 1D04 2904 1E01 2905 1E02 2906 1F00 2A01 1F02 2A02 2000 2A03 2001 2B01 2002 2B02 2003 2C01 2100 2C02 2101 2D01 2102 2E00 Could not communicate with the cartridge sensor on the machine side 2 51 2103 2E01 2200 Cartridge sensor detected that the incompatible toner cartridge was installed 2 51 2E03 2201 2F01 2202 2F03 2203 3001 2400 T...

Page 59: ...nication error occurred between the controller and engine in main PCB 2 51 4D01 Dot count or develop roller counter of the toner cartridge in models without toner box is reaching the upper limit in the continuous printing mode 2 52 4000 Number of the drum unit rotations reaches the upper limit soon 2 52 4E01 Toner cartridge in models without toner box has reached the upper limit in the continuous ...

Page 60: ...ld not detect the new toner box correctly 2 53 6B03 6001 The front cover sensor detected that the front cover was open 2 54 6B04 6002 6B0A 6003 6C01 6004 The eject sensor detected that the fuser cover was open 2 54 6C02 6007 6C03 6101 The new toner sensor detected that no toner cartridge was set 2 55 6C04 6102 6D00 6103 6E00 6104 6F00 Detected that supply power is unstable less than 100 times 2 58...

Page 61: ...0 8503 7400 8504 7401 8505 7402 8506 7500 8507 7501 8508 7502 8601 7601 8602 7602 8603 7701 8604 7702 8701 7800 After the first side is printed in 2 sided printing mode the registration front sensor does not detect paper pass after a set period of time 2 60 8702 7801 8703 7802 8708 7803 8709 7804 870A 7805 870B 7900 870C 7A01 870D 7A02 870E 7B01 870F 7B02 8801 7B03 8802 7B04 8808 7B05 8809 7C00 88...

Page 62: ... 9304 8F01 9305 8F02 9306 8F03 9309 Detected that there was no paper set in all trays when TrayAuto was selected for printing 2 64 9001 The size of paper loaded in the MP tray and the one specified from the driver are not same when paper is fed from the MP tray 2 62 930A Paper ran out during Fax List continuous printing 9002 The size of paper loaded in the paper tray and the one specified from the...

Page 63: ...00 Color parameter in the ROM does not match the first side or second side CIS 2 67 9A02 A800 9A03 A900 A scanning error occurred while processing the scanned image 2 67 9B01 AA00 9B02 AB00 9B03 AC00 When scanning the fax white or black correction data for the second side CIS was not within the correct range first time 2 67 9B04 AD00 Image processing cannot be completed correctly because the numbe...

Page 64: ...ize for secure print data 2 70 FB02 C900 FB03 CA00 FB04 D100 An error occurred while initializing the modem 2 70 FB05 D200 Detected that the modem PCB is not connected 2 70 FB06 D800 An error occurred while initializing the touch panel 2 71 FB07 D900 FB08 DA00 FB09 DB00 FB0A E000 An error occurred in the ROM check sum 2 71 FB0B E001 FB0C E002 FB0D E100 Program error 2 71 FB0E E400 FB0F E500 An err...

Page 65: ...nsor could not detect the new toner box correctly 5E00 2 53 Connect the line cord to LINE socket on the machine and then set line type from Initial Setup in menu Cancel Completed auto detect as line cord remained connected to the external terminal 4 13 3 Connected the line cord Done Later Auto detect ended without detecting the line voltage 4 13 3 Cooling Down Wait for a while The side thermistor ...

Page 66: ...nsor does not detect paper pass after a set period of time 7800 2 60 Jam Inside Open the Front Cover pull out the Drum Unit completely and remove the jammed paper After the registration rear sensor detects paper pass the eject sensor does not detect paper pass 7000 2 58 Jam MP Tray Remove the jammed paper from MP Tray and press Go When the paper is fed from the MP tray after the MP paper empty sen...

Page 67: ...he driver 9202 2 62 No Cartridge Put the Toner Cartridge back in Toner cartridge could not communicate with the cartridge sensor 2500 2 51 No Drum Unit Open the Front Cover then install the Drum Unit Detected that the drum unit was not set by detecting the electrodes current 6200 2 55 No Paper Reload paper in Tray Detected that there was no paper set in all trays when TrayAuto was selected for pri...

Page 68: ...00 2 70 Paper Low T1 Detected that the paper is running out when the paper feed motor drive and T1 paper empty sensor turned ON 4 14 3 Print Data Full Print Data is full Press Cancel and delete the previously stored data The memory used to store secure print data exceeded the memory size for secure print data C800 2 70 Print Unable 01 Turn the power off and then back on again ASIC error or motor d...

Page 69: ...ge power supply PCB ASSY when the machine was in the ready state 0B02 2 51 Print Unable 2E Turn the power off and then back on again Could not communicate with the cartridge sensor on the machine side 2E00 2 51 Print Unable 3A Turn the power off and then back on again A communication error occurred between the controller and engine in main PCB 3A00 2 51 Print Unable A7 Turn the power off and then ...

Page 70: ...n again An error occurred while initializing the NFC E900 2 72 Print Unable ZC Turn the power off and then back on again Detected that supply power is unstable less than 100 times 6F00 2 58 Replace Drum Number of the drum unit rotations has reached the upper limit 4200 2 52 Replace Toner Dot count or develop roller counter of the toner cartridge in models without toner box is reaching the upper li...

Page 71: ...canned when function code 55 was executed BB00 2 69 A black level not within the standard was scanned when function code 55 was executed BD00 2 69 SCANNER ERROR FB Detected that the first side CIS flat cable or second side CIS flat cable was not inserted correctly when function code 55 was executed B000 2 68 SCANNER ERROR ADF Self Diagnostic Turn the power off then on again Leave the machine for 1...

Page 72: ...rom the driver are not same when paper is fed from the MP tray 9001 2 62 Reload correct paper in Tray1 then press Start The size of paper loaded in the paper tray and the one specified from the driver are not same when paper is fed from the paper tray 9002 2 62 Reload correct paper then press Start Detected that the size of paper set in the paper tray was over 10 mm shorter than paper size set in ...

Page 73: ...er used for copy was from the paper tray and the choice of tray was set to Auto 4 14 1 Wrong Toner Open the Front Cover then install Toner Cartridge Cartridge sensor detected that the incompatible toner cartridge was installed 2200 2 51 2 sided Disabled Close the Back Cover of the machine The back cover sensor detected the open state when 2 sided printing is started before the registration of prin...

Page 74: ... that the fuser cover was open 6004 2 54 The ADF cover sensor detected that the ADF cover was open A400 2 66 Document Jam The document scanning position sensor has not detected the document passing even after the document has been fed for the specified time A300 2 65 Document Jam too Long Remove jammed paper The document scanning position sensor detected that the document length was 90 cm or more ...

Page 75: ...on management reports reached 200 4 14 5 Machine Error Detected that the modem PCB is not connected D200 2 70 Machine Error F9 The spec code was not entered correctly F900 2 72 Manual Feed There is no paper set in the manual feed slot on the manual feed slot printing 8C00 2 61 Media Type Mismatch Reload correct paper in MP Tray then press Retry When printing from the MP tray paper type setting in ...

Page 76: ...om the paper tray the T1 paper empty sensor or T1 paper feed sensor detected that no paper was in the paper tray At Fax List printing 4 2 1 No Toner Open the Front Cover then install Toner Cartridge The new toner sensor detected that no toner cartridge was set 6101 2 55 The new toner box sensor detected that no toner box was set 6106 2 55 Out of Fax Memory Delete unwanted fax data The memory becom...

Page 77: ...nt Unable 03 Turn the power off and then back on again Cannot detect the lock signal of the polygon motor for the laser unit second time 0300 2 47 Print Unable 04 Turn the power off and then back on again BD sensor failure second time 0401 2 48 Print Unable 05 Turn the power off and then back on again Detected the fuser unit temperature error 0501 2 49 0502 2 49 0503 2 49 0504 2 49 0505 2 49 0506 ...

Page 78: ...on again An error occurred while initializing the modem D100 2 70 Print Unable E0 Turn the power off and then back on again An error occurred in the ROM check sum E000 2 71 Print Unable E1 Turn the power off and then back on again Program error E100 2 71 Print Unable E5 Turn the power off and then back on again An error occurred during access to the DRAM in the main PCB ASSY E500 2 71 Print Unable...

Page 79: ... insufficient in the scanned first side data AD00 2 67 Scan Unable A9 Turn the power off and then back on again A scanning error occurred while processing the scanned image A900 2 67 Scan Unable AF Turn the power off and then back on again Home position is still being detected even after the first side CIS unit was moved AF00 2 68 Scanner Error BB A white level not within the standard was scanned ...

Page 80: ...was smaller or larger than the specified size in duplex printing mode 8A01 2 61 Sizemismatch Reload correct paper Paper size is not set as A4 Letter Legal Folio when receiving fax or printing a list report 8E01 2 62 Detected that the size of paper set in the paper tray was over 10 mm shorter than paper size set in the machine during faxing or printing a list or report 8E02 2 62 Reload correct pape...

Page 81: ...creen Initialisation Failed Remove any material which is on the touchscreen An error occurred while initializing the touch panel D800 2 71 Tray removed Change the settings Paper tray is open 4 14 5 Wrong Paper Size MP Reload correct paper in MP Tray or press Retry MP tray ran out of paper and the paper tray alternatively chosen has paper in different size when the paper used for copy was from the ...

Page 82: ... 2 sided printing is started before the registration of printing in the engine 8903 2 61 The back cover sensor detected the open state during 2 sided printing after the registration of printing in the engine 8904 2 61 Error message Description Error codes Refer to Upper line Lower line ...

Page 83: ...for the NGN line 33 digits or longer or non numeric characters 4 13 2 17 07 No response from the caller in receiving 4 13 2 1C 01 Detected that access to the NGN line was not authorized T38 403 Forbidden 4 13 3 1C 02 No file or folder directory found as a result of search via the NGN line T38 404 Not Found 4 13 3 1C 03 Remote station does not support the NGN line T38 488 Not Acceptable Here 4 13 3...

Page 84: ...38 4 13 3 32 01 Remote terminal only with V 29 capability in 2 400 or 4 800 bps transmission 4 13 3 32 02 Remote terminal not ready for polling 4 13 3 32 10 Remote terminal not equipped with password function or its password switch is OFF 4 13 3 32 11 Remote terminal not equipped with or not ready for confidential mailbox function 4 13 3 32 12 Remote terminal not equipped with or not ready for rel...

Page 85: ...3 3 50 01 Vertical resolution capability changed after compensation of background color 4 13 3 63 01 Password last 4 digits of telephone number does not match 4 13 1 63 02 Password not correct 4 13 1 63 03 Polling ID not correct 4 13 1 63 04 Specified confidential ID and MailBox ID do not match 4 13 1 63 05 Relay broad casting ID not correct 4 13 1 63 06 Specified Retrieval ID and MailBox Retrieva...

Page 86: ...n around transmission due to call reservation 4 13 2 B0 04 PC interface error 4 13 2 C0 01 No common modulation mode or failed to poll 4 13 3 C0 02 Unable to detect JM 4 13 3 C0 03 Unable to detect CM 4 13 3 C0 04 Unable to detect CJ 4 13 3 C0 10 Cannot finish V 34 negotiation or training 4 13 3 C0 11 Modem error detected during V 34 negotiation or training 4 13 3 C0 20 Modem error detected while ...

Page 87: ...SY Step Cause Remedy 1 Connection failure of the paper feed motor flat cable Reconnect the paper feed motor flat cable 2 Connection failure of the low voltage power supply PCB harness Reconnect the low voltage power supply PCB harness 3 Paper feed motor flat cable failure Replace the paper feed motor flat cable 4 Damaged parts in main drive Replace the frame L unit 5 Damaged fuser unit Replace the...

Page 88: ...nsation Leave the front and back cover open for at least 30 minutes when the power is ON Close those covers and turn the power switch OFF and then back ON again Step Cause Remedy 1 Connection failure of the laser unit flat cable Reconnect the laser unit flat cable 2 Laser unit failure Replace the laser unit 3 Main PCB failure Replace the main PCB ASSY ...

Page 89: ...er thermistor or the side thermistor of the fuser unit Error code 050B When the center thermistor of the fuser unit was lower than the idle temperature the side thermistor detected a temperature higher than the specified temperature Error code 050C When the center thermistor of the fuser unit was higher than the idle temperature the side thermistor detected a temperature lower than the specified t...

Page 90: ... Error code 0900 of the low voltage power supply PCB occurs when there is a large distortion in the power supply voltage supplied to the machine In this case if the same power supply is used the same error might occur again even if the low voltage power supply PCB ASSY is replaced For this reason be sure to ask the user to rearrange the installation environment Step Cause Remedy 1 Connection failu...

Page 91: ...e could not communicate with the cartridge sensor Error code 2E00 Could not communicate with the cartridge sensor on the machine side User Check Replace with a toner cartridge which has a correspondent capacity Error code 3A00 A communication error occurred between the controller and engine in main PCB Step Cause Remedy 1 Dirt on the machine the drum unit the toner cartridge and the toner box term...

Page 92: ...op roller counter of the toner cartridge in models without toner box is reaching the upper limit in the continuous printing mode Error code 4E01 Toner cartridge in models without toner box has reached the upper limit in the continuous printing mode User Check Replace the toner cartridge whose counter reached the upper limit Step Cause Remedy 1 If the error display is not cleared after the drum uni...

Page 93: ...User Check Replace the toner box with a new toner box again If the machine is on the uneven surface place it on a level surface Step Cause Remedy 1 Connection failure of the new toner sensor PCB harness Reconnect the new toner sensor PCB harness 2 New toner actuator coming off or caught in some sections of the machine Reattach the new toner actuator 3 New toner sensor failure Replace the new toner...

Page 94: ...ensor harness 2 Front cover failure Replace the front cover 3 Front cover sensor failure Replace the front cover sensor 4 Main PCB failure Replace the main PCB ASSY Step Cause Remedy 1 Eject actuator coming off or caught in some sections of the machine Reattach the eject actuator 2 Fuser cover attachment failure Reattach the fuser cover 3 Connection failure of the eject sensor PCB harness Reconnec...

Page 95: ...er supply PCB ASSY 3 Main PCB failure Replace the main PCB ASSY Step Cause Remedy 1 New toner box actuator coming off or caught in some sections of the machine Reattach the new toner box actuator 2 New toner box sensor failure Replace the high voltage power supply PCB ASSY 3 Main PCB failure Replace the main PCB ASSY Step Cause Remedy 1 Dirt on the electrodes of the drum unit and those of the mach...

Page 96: ...2 56 Confidential Electrodes location of main body Fig 2 12 Electrodes location of the drum unit and process unit Fig 2 13 ...

Page 97: ...r harness 2 Fuser unit thermistor failure Replace the fuser unit 3 Main PCB failure Replace the main PCB ASSY Step Cause Remedy 1 Connection failure of a fuser unit harness Reconnect the fuser unit harness 2 Connection failure of the eject sensor PCB harness Reconnect the eject sensor PCB harness 3 Fuser unit failure Replace the fuser unit 4 Eject sensor PCB failure Replace the eject sensor PCB AS...

Page 98: ...6 2 Dirt on the high voltage power supply PCB terminal Clean the high voltage power supply PCB terminal 3 High voltage power supply PCB failure Replace the high voltage power supply PCB ASSY 4 Main PCB failure Replace the main PCB ASSY Step Cause Remedy 1 The power supply waveform is incorrect Install a voltage stabilizer in the power supply part Step Cause Remedy 1 Foreign object inside the machi...

Page 99: ...some sections of the machine Reattach the eject actuator 3 Fuser cover attachment failure Reattach the fuser cover 4 Back cover attachment failure Reattach the back cover 5 Eject sensor failure Replace the eject sensor PCB ASSY 6 Back cover failure Replace the back cover 7 Damaged fuser drive gear 64R 36R Replace the fuser drive gear 64R 36R 8 Damaged gears in the paper feed drive system Replace t...

Page 100: ...achine Remove the foreign object 2 Registration front actuator attachment failure Reattach the registration front actuator 3 Connection failure of the registration front rear sensor harness Reconnect the registration front rear sensor harness 4 Registration front rear sensor PCB failure Replace the actuator holder ASSY 5 Damaged gears in the paper feed drive system Replace the frame L unit 6 Main ...

Page 101: ...the duplex tray correctly 2 Back cover sensor attachment failure Reattach the back cover sensor 3 Breakage of boss that presses the back cover sensor Replace the back cover 4 Guide which pushes the back cover sensor of the duplex tray is faulty Replace the duplex tray 5 Back cover sensor failure Replace the eject sensor PCB ASSY 6 Main PCB failure Replace the main PCB ASSY Step Cause Remedy 1 Regi...

Page 102: ...ray Error code 9201 When printing from the MP tray paper type setting in the machine does not match the setting in the driver Error code 9202 When printing from the paper tray paper type setting in the machine does not match the setting in the driver User Check Use the same paper type setting for the machine and driver Step Cause Remedy 1 Registration rear actuator caught in some sections of the m...

Page 103: ...nsor harness paper empty sensor models only Reconnect the T1 paper empty paper feed sensor harness 2 Connection failure of the T1 clutch harness Reconnect the T1 clutch harness 3 Connection failure of the paper feed motor flat cable Reconnect the paper feed motor flat cable 4 T1 paper feed actuator caught in some sections of the machine non paper empty sensor models only Reattach the T1 paper feed...

Page 104: ...or harness 3 Connection failure of the T1 paper empty paper feed sensor harness paper empty sensor models only Reconnect the T1 paper empty paper feed sensor harness 4 Connection failure of the T1 clutch harness Reconnect the T1 clutch harness 5 T1 MP paper empty actuator caught in some sections of the machine paper empty sensor models only Reattach the T1 MP paper empty actuator 6 T1 paper feed a...

Page 105: ...r second side CIS unit Execute Set CIS scan area Function code 55 2 Second side CIS unit failure Replace the second side CIS unit 3 Main PCB failure Replace the main PCB ASSY Step Cause Remedy 1 Document scanning position actuator caught in some sections of the machine Reattach the document scanning position actuator 2 Document scanning position sensor failure Replace the ADF unit 3 Main PCB failu...

Page 106: ...h the ADF cover sensor 3 ADF cover attachment failure Reattach the ADF cover 4 Connection failure of the ADF cover sensor harness Reconnect the ADF cover sensor harness 5 Damaged ADF cover Replace the ADF cover 6 ADF cover sensor failure Replace the ADF unit 7 Main PCB failure Replace the main PCB ASSY Step Cause Remedy 1 Incorrect correction data for first side CIS unit Execute Acquire white leve...

Page 107: ...CIS unit failure Replace the first side CIS unit 5 Second side CIS unit failure Replace the second side CIS unit 6 Main PCB failure Replace the main PCB ASSY Step Cause Remedy 1 Incorrect correction data for second side CIS unit Execute Acquire white level data Function code 55 2 Dirt on the white tape on the second side document hold Clean the white tape on the second side document hold 3 Damaged...

Page 108: ...IS flat cable Reconnect the first side CIS flat cable 6 Damaged first side CIS flat cable Replace the first side CIS flat cable 7 First side CIS unit failure Replace the first side CIS unit 8 FB motor failure Replace the document scanner unit 9 Main PCB failure Replace the main PCB ASSY Step Cause Remedy 1 Connection failure of the first side CIS flat cable Reconnect the first side CIS flat cable ...

Page 109: ...unit 7 Main PCB failure Replace the main PCB ASSY Step Cause Remedy 1 Incorrect correction data for second side CIS unit Execute Acquire white level data Function code 55 2 Dirt on the white tape on the second side document hold Clean the white tape on the second side document hold 3 Damaged second side CIS flat cable Replace the second side CIS flat cable 4 Second side CIS unit failure Replace th...

Page 110: ...eparately Error code D100 An error occurred while initializing the modem Error code D200 Detected that the modem PCB is not connected Step Cause Remedy 1 Document scanning position actuator caught in some sections of the machine Reattach the document scanning position actuator 2 Document scanning position sensor failure Replace the ADF unit 3 Main PCB failure Replace the main PCB ASSY Step Cause R...

Page 111: ... the flash ROM Error code E702 Read error in the flash ROM Step Cause Remedy 1 Connection failure of the panel flat cable Reconnect the panel flat cable 2 Connection failure of the key PCB flat cable Reconnect the key PCB flat cable 3 Touch panel ASSY failure Replace the touch panel ASSY 4 Key PCB failure Replace the key PCB ASSY 5 Panel PCB failure Replace the panel PCB ASSY 6 Panel ASSY failure ...

Page 112: ...ause Remedy 1 The power was turned OFF while function code 74 was running Reenter the spec code Refer to 1 3 23 Configure for country region and model Function code 74 in Chapter 5 2 Main PCB failure Replace the main PCB ASSY Memo For non touch panel models simultaneously pressing the and the clears the error display under error code F900 display and then the maintenance mode can be selected again...

Page 113: ... 3 Connection failure of the paper feed motor flat cable Reconnect the paper feed motor flat cable 4 Connection failure of the T1 paper feed sensor harness non paper empty sensor models only Reconnect the T1 paper feed sensor harness 5 Connection failure of the T1 clutch harness Reconnect the T1 clutch harness 6 Connection failure of the T1 paper empty paper feed sensor harness paper empty sensor ...

Page 114: ...whether the paper tray is closed correctly Step Cause Remedy 1 MP roller holder ASSY attachment failure Reattach the MP roller holder ASSY correctly 2 Connection failure of the paper feed motor flat cable Reconnect the paper feed motor flat cable 3 Connection failure of the MP paper empty registration front sensor harness Reconnect the MP paper empty registration front sensor harness 4 Paper feed ...

Page 115: ...0 to 230 g m2 for the MP tray Flip through the paper and reset it in the paper tray Step Cause Remedy 1 T1 roller holder ASSY attachment failure Reattach the T1 roller holder ASSY 2 Connection failure of the paper feed motor flat cable Reconnect the paper feed motor flat cable 3 Connection failure of the registration front rear sensor harness Reconnect the registration front rear sensor harness 4 ...

Page 116: ...t an angle User Check Check that the paper is set in each paper tray correctly Flip over the paper in each paper tray or rotate the paper 180 Adjust each paper guide according to each paper size Check that the thickness of the paper is 60 to 163 g m2 for the paper tray and 60 to 230 g m2 for the MP tray Check that there is not too much paper set in the paper tray Check that the type of paper is ap...

Page 117: ...se the back cover completely Close the paper tray completely Set the driver setting to duplex printing Use A4 or Letter paper specified by the manufacturer Step Cause Remedy 1 Fuser unit failure Replace the fuser unit 2 Main PCB failure Replace the main PCB ASSY Step Cause Remedy 1 Eject actuator coming off Reattach the eject actuator 2 Back cover failure Replace the back cover 3 Eject sensor fail...

Page 118: ...nsor harness Reconnect the registration front rear sensor harness 6 Connection failure of the registration clutch harness Reconnect the registration clutch harness 7 Connection failure of the T1 paper feed sensor harness non paper empty sensor models only Reconnect the T1 paper feed sensor harness 8 Connection failure of the T1 paper empty paper feed sensor harness paper empty sensor models only R...

Page 119: ...ign object around the MP tray Remove the foreign object 2 Connection failure of the MP paper empty registration front sensor harness Reconnect the MP paper empty registration front sensor harness 3 MP registration front actuator coming off Reattach the MP registration front actuator 4 Connection failure of the registration clutch harness Reconnect the registration clutch harness 5 Paper feed motor...

Page 120: ... the registration front rear sensor harness Reconnect the registration front rear sensor harness 3 T1 registration front actuator coming off Reattach the T1 registration front actuator 4 Connection failure of the registration clutch harness Reconnect the registration clutch harness 5 Registration front rear sensor failure Replace the actuator holder ASSY 6 Paper feed motor failure Replace the pape...

Page 121: ...eplace the drum unit Step Cause Remedy 1 Foreign object inside the machine Remove the foreign object 2 Eject actuator coming off Reattach the eject actuator 3 Connection failure of the eject sensor harness Reconnect the eject sensor harness 4 Fuser cover attachment failure Reattach the fuser cover 5 Damaged fuser drive gear Replace the fuser drive gear 6 Eject sensor failure Replace the eject sens...

Page 122: ...urer Check that the paper size is matched to the setting for the duplex printer Step Cause Remedy 1 Foreign object in the rear of the machine Remove the foreign object 2 Eject actuator coming off Reattach the eject actuator 3 Connection failure of the eject sensor harness Reconnect the eject sensor harness 4 Fuser cover attachment failure Reattach the fuser cover 5 Eject sensor failure Replace the...

Page 123: ...etely blank 2 87 Image distortion 2 87 All black 2 88 Dirt on back side of paper 2 88 Vertical streaks 2 89 Horizontal stripes 2 90 White vertical streaks on image 2 90 Faint print 2 91 White spots on image 2 92 Band 2 94 Downward fogging of solid color 2 96 Horizontal lines 2 96 Ghost 2 97 Fogging 2 97 White horizontal stripes on image 2 91 Spots or dirt 2 93 ...

Page 124: ... switch and leave the machine for a while condensation Check if paper is not damp Use specified paper Step Cause Remedy 1 Dirt on the electrodes of the drum unit and those of the machine Clean the electrodes of the drum unit and those of the machine Refer to Fig 2 12 P2 56 and Fig 2 13 P2 56 2 Dirt on the electrodes of the toner cartridge and those of the machine Clean the electrodes of the toner ...

Page 125: ...er Check Check whether appropriate paper type is selected on the driver Install the latest main firmware Step Cause Remedy 1 Registration rear actuator coming off Reattach the registration rear actuator 2 Laser unit failure Replace the laser unit 3 Main PCB failure Replace the main PCB ASSY ...

Page 126: ...ilure Replace the fuser unit 5 High voltage power supply PCB failure Replace the high voltage power supply PCB ASSY 6 Laser unit failure Replace the laser unit 7 Main PCB failure Replace the main PCB ASSY User Check Check the usage environment of the machine Using the machine in hot humid or cold dry conditions can cause this problem Clean the corona wire of the drum unit Replace the drum unit wit...

Page 127: ... Reattach the laser unit 3 Laser unit flat cable failure Replace the laser unit flat cable 4 Dirt on the electrodes of the high voltage power supply PCB and those of the machine Clean the electrodes of the high voltage power supply PCB and those of the machine 5 Laser unit failure Replace the laser unit 6 Main PCB failure Replace the main PCB ASSY Step Cause Remedy 1 Laser unit attachment failure ...

Page 128: ...he high voltage power supply PCB and those of the machine Clean the electrodes of the high voltage power supply PCB and those of the machine 4 High voltage power supply PCB failure Replace the high voltage power supply PCB ASSY 5 Laser unit failure Replace the laser unit 6 Main PCB failure Replace the main PCB ASSY User Check This problem may disappear after printing multiple sheets of paper Repla...

Page 129: ...emedy 1 Dirt in the paper feed system Wipe dirt off 2 A ground wire or ground plate installation failure Grounding is not performed correctly Retighten the screws of each ground wire or ground plate Repair the bend of the tray ground spring of the paper tray Refer to the figure below 3 Dirt on the exposure drum Perform drum cleaning Refer to 2 1 Drum Cleaning in Chapter 5 4 Dirt on the cleaner pin...

Page 130: ... A ground wire or ground plate installation failure Grounding is not performed correctly Retighten the screws of each ground wire or ground plate Repair the bend of the tray ground spring of the paper tray Refer to Fig 2 18 P2 89 4 Scratch or dirt on the fuser unit Replace the fuser unit 5 High voltage power supply PCB failure Replace the high voltage power supply PCB ASSY User Check Check that th...

Page 131: ... and Fig 2 12 P2 56 2 Dirt on the exposure drum Perform drum cleaning Refer to 2 1 Drum Cleaning in Chapter 5 3 Scratch or dirt on the fuser unit Replace the fuser unit 4 High voltage power supply PCB failure Replace the high voltage power supply PCB ASSY User Check Check that the machine is positioned on a level surface Replace the drum unit with a new one Replace the toner cartridge with a new o...

Page 132: ... drum Perform drum cleaning Refer to 2 1 Drum Cleaning in Chapter 5 3 Clogged filter Clean the filter 4 Scratch or dirt on the fuser unit Replace the fuser unit 5 High voltage power supply PCB failure Replace the high voltage power supply PCB ASSY Note Image defects which appear periodically may be caused by failure of rollers Refer to the table below and determine the cause based on the pitch at ...

Page 133: ... to the Fig 2 14 P2 73 to clean the paper dust cleaning roller 2 Dirt on the exposure drum Perform drum cleaning Refer to 2 1 Drum Cleaning in Chapter 5 3 Clogged filter Clean the filter 4 Scratch or dirt on the fuser unit Replace the fuser unit 5 High voltage power supply PCB failure Replace the high voltage power supply PCB ASSY Note Image defects which appear periodically may be caused by failu...

Page 134: ...sappear after printing multiple sheets of paper Refer to How to clean the drum unit to remove the dirt from the exposure drum using a cotton applicator Replace the drum unit with a new one Replace the toner cartridge with a new one Step Cause Remedy 1 A ground wire or ground plate installation failure Grounding is not performed correctly Retighten the screws of each ground wire or ground plate Rep...

Page 135: ...ere is a mark in drum region 2 Fig 2 21 3 Turn the edge of the drum unit towards you while looking at the drum surface to find the mark Fig 2 22 4 Wipe the surface of the drum gently with a dry cotton swab until the mark or foreign material on the surface comes off Fig 2 23 Note Do not clean the exposure drum surface with anything sharp like a ball pointed pen ...

Page 136: ...How to clean the drum unit to remove the dirt from the exposure drum using a cotton applicator Replace the drum unit with a new one Replace the toner cartridge with a new one Step Cause Remedy 1 Dirty charge electrodes Clean the electrodes of the drum unit and those of the machine Refer to Fig 2 13 P2 56 and Fig 2 12 P2 56 2 Dirt on the exposure drum Perform drum cleaning Refer to 2 1 Drum Cleanin...

Page 137: ...ck Check the usage environment of the machine Using the machine in hot humid or cold dry conditions can cause this problem Check if the acid paper is not used This problem may disappear after printing multiple sheets of paper Replace the toner cartridge with a new one Replace the drum unit with a new one Step Cause Remedy 1 Dirt on the electrodes of the toner cartridge and those of the machine Cle...

Page 138: ...4 Select the machine MFC XXXX from USB Device Tree 5 Check Product ID in MFC XXXX Product ID Hexadecimal Step Cause Remedy 1 Machine connection For Macintosh check the Product ID When it is wrong update the firmware 2 Main PCB failure Replace the main PCB ASSY DCP 7090 0417h DCP L2537DW 0422h MFC L2710DW 0434h DCP 7095D 0418h DCP L2550DN 0423h MFC L2712DN 0433h DCP 7190DN 0419h DCP L2550DW 0424h M...

Page 139: ...s not disabled 4 5 2 Cannot connect to access point User Check Check the wireless LAN settings Check the access point settings Change the machine installation location Set the access point manually Step Cause Remedy 1 Connection failure of the wireless LAN PCB connector Reconnect the wireless LAN PCB connector 2 Wireless LAN PCB failure Replace the wireless LAN PCB 3 LAN terminal pin deformation M...

Page 140: ...ure Replace the panel flat cable 6 LCD failure Replace the panel unit 7 Panel PCB ASSY failure Replace the panel PCB ASSY 8 Low voltage power supply PCB failure Replace the low voltage power supply PCB ASSY 9 Main PCB failure Replace the main PCB ASSY Step Cause Remedy 1 Connection failure of the key PCB flat cable Reconnect the key PCB flat cable 2 Panel flat cable failure Replace the panel flat ...

Page 141: ... box Reconnect the new toner box sensor PCB harness 4 Connection failure of the toner box relay PCB harness Models with toner box Reconnect the toner box relay PCB harness 5 New toner sensor PCB failure Models without toner box Replace the new toner sensor PCB ASSY 6 New toner box sensor PCB failure Models with toner box Replace the new toner box sensor PCB ASSY 7 Toner box relay PCB failure Model...

Page 142: ... toner box Reconnect the toner box relay PCB harness 5 New toner sensor PCB failure Models without toner box Replace the new toner sensor PCB ASSY 6 New toner box sensor PCB failure Models with toner box Replace the new toner box sensor PCB ASSY 7 Toner box relay PCB failure Models with toner box Replace the toner box relay PCB ASSY 8 High voltage power supply PCB failure Replace the high voltage ...

Page 143: ...place the eject sensor PCB ASSY 6 Low voltage power supply PCB failure Replace the low voltage power supply PCB ASSY 7 Fuser unit failure Replace the fuser unit 8 Main PCB failure Replace the main PCB ASSY Note Turn the power switch OFF and then ON again Leave the machine for 15 minutes This problem may then be cleared The machine may recover from the error when the test printing of the maintenanc...

Page 144: ...ON again Install the latest main firmware Check the print limit ID Check that the print data is not damaged 4 10 2Full memory User Check Print the accumulated data Reduce the amount or resolution of the data Step Cause Remedy 1 Main PCB failure Replace the main PCB ASSY Step Cause Remedy 1 Main PCB failure Replace the main PCB ASSY ...

Page 145: ... 105 g m2 Check that the number of paper set has not exceeded the upper limit in the document tray Step Cause Remedy 1 Document detection actuator coming off Reattach the document detection actuator 2 Connection failure of the ADF motor harness Reconnect the ADF motor harness 3 Boss to push the ADF cover sensor of the ADF cover Replace the ADF cover ASSY 4 Document separate roller failure Replace ...

Page 146: ...1 coming off Reattach the document pinch roller 1 3 Damaged ADF drive gear Replace the ADF unit 4 Main PCB failure Replace the main PCB ASSY Step Cause Remedy 1 Foreign object inside the ADF Remove the foreign object 2 Document scanning position actuator coming off Reattach the document scanning position actuator 3 Document pinch roller 2 coming off Reattach the document pinch roller 2 4 Connectio...

Page 147: ...n object in the ADF document eject path Remove the foreign object 2 Document pinch roller coming off Reattach the document pinch roller 3 Abrasion of document eject roller Replace the ADF unit 4 Main PCB failure Replace the main PCB ASSY Step Cause Remedy 1 Abrasion of document separate roller Replace the document separate roller ASSY 2 Abrasion of document feed roller Replace the ADF unit Step Ca...

Page 148: ... side scanner glass strip Clean the document hold Step Cause Remedy 1 Incorrect white level correction data Execute Acquire white level data Function code 55 2 First or second side CIS unit failure Replace the first or second side CIS unit 3 Main PCB failure Replace the main PCB ASSY Light 2 108 Faulty registration 2 109 Dark 2 109 Completely blank 2 110 All black 2 110 Vertical streaks 2 111 Whit...

Page 149: ...e Remedy 1 Deviation of the scanning start position Execute Fine adjustment of scan start position Function code 54 2 Document scanning position actuator caught in some sections of the machine Reattach the document scanning position actuator User Check Check that the contrast setting is not too dark Clean the document hold Step Cause Remedy 1 Incorrect white level correction data Execute Acquire w...

Page 150: ... 3 First or second side CIS unit failure Replace the first or second side CIS unit 4 Main PCB failure Replace the main PCB ASSY User Check Install all the latest firmwares Step Cause Remedy 1 Incorrect white level correction data Execute Acquire white level data Function code 55 2 First or second side CIS flat cable failure Replace the first or second side CIS flat cable 3 First or second side CIS...

Page 151: ... Scratch on scanner glass Replace the document scanner unit 5 Scratch on second side scanner glass strip Replace the ADF unit User Check Clean the scanner glass or first side second side scanner glass strip Clean the document hold Step Cause Remedy 1 Dirt inside of scanner glass Clean the inside of the scanner glass 2 Dirt inside of first side second side scanner glass strip Clean the inside of th...

Page 152: ...formed document sponge Replace the document scanner unit User Check Clean the scanner glass or first side second side scanner glass strip Step Cause Remedy 1 Incorrect white level correction data Execute Acquire white level data Function code 55 2 First or second side CIS unit failure Replace the first or second side CIS unit 3 Main PCB failure Replace the main PCB ASSY ...

Page 153: ...ect the CIS flat cable 3 Connection failure of the panel flat cable Reconnect the panel flat cable 4 Connection failure of the touch panel flat cable Reconnect the touch panel flat cable 5 Connection failure of the key PCB flat cable Reconnect the key PCB flat cable 6 Connection failure of the ADF document detection sensor PCB harness Reconnect the ADF document detection sensor PCB harness 7 Docum...

Page 154: ...k Check whether there is any noise source near the machine Replace the telephone line 4 13 4Receive buffer full during receiving into memory User Check Print the print data stored in the memory Divide the print data and print it Step Cause Remedy 1 Connection failure of the modem flat cable Reconnect the modem flat cable 2 Modem PCB failure Replace the modem PCB ASSY 3 Main PCB failure Replace the...

Page 155: ...2 Connection failure of the MP paper empty sensor PCB harness Reconnect the MP paper empty sensor PCB harness 3 Connection failure of the T1 paper feed sensor harness non paper empty sensor models only Reconnect the T1 paper feed sensor harness 4 Connection failure of the T1 paper empty paper feed sensor harness paper empty sensor models only Reconnect the T1 paper empty paper feed sensor harness ...

Page 156: ... this order 2 In case of update failure by interruption the firmware might not correctly written in the ROM Update the firmware again by the following procedure 1 Turn OFF the machine 2 For touch panel models press and hold the and turn the machine ON For non touch panel with ten key models press and hold the 5 and turn the machine ON For non touch panel without ten key models press and hold the O...

Page 157: ...arness non paper empty sensor models only Reconnect the T1 paper feed sensor harness 2 Connection failure of the T1 paper empty paper feed sensor harness paper empty sensor models only Reconnect the T1 paper empty paper feed sensor harness 3 T1 paper feed sensor PCB failure non paper empty sensor models only Replace the T1 paper feed sensor PCB ASSY 4 T1 paper empty paper feed sensor PCB failure p...

Page 158: ...k that the cables are not at an angle When connecting or disconnecting harnesses hold the connector body not the cables If the connector is locked release it first After a repair check not only the repaired portion but also harness treatment Also check that other related portions are functioning properly Forcefully closing the front cover without mounting the toner cartridge and the drum unit can ...

Page 159: ...3 2 Confidential 2 PACKING Fig 3 1 Option carton Carton Polystyrene pad ASSY Spacer carton Option carton TBOX ...

Page 160: ...nd B M3x10 Taptite bind B M4x12 Screw cup M3x8 Screw cup M3x6 Taptite cup S M3x6 SR Taptite cup S M3x8 SR Taptite cup S Screw cup Taptite cup B Taptite pan B Taptite bind B Taptite pan B M4x14 Screw pan Screw pan S P washer Taptite cup B M3x10 Taptite cup B M3x8 Screw bind Screw bind M3x4 Screw pan M4x8 ...

Page 161: ...SSY For models with ADF Taptite cup B M3x10 1 0 5 0 1 5 1 Upper document chute For models with ADF Taptite cup B M3x10 6 0 5 0 1 5 1 ADF ground harness For models with ADF Screw cup M3x6 black 1 Hinge arm L For models without ADF Taptite cup B M3x10 3 0 5 0 1 5 1 Hinge arm R For models without ADF Taptite cup B M3x10 3 0 5 0 1 5 1 Panel unit Taptite cup B M3x10 4 0 5 0 1 5 1 Shield plate cover Tou...

Page 162: ... 5 1 Taptite bind B M4x12 11c for securing the registration chute 1 0 8 0 1 8 1 Taptite cup S M3x8 SR 11d for securing the laser L FG plate 1 0 8 0 1 8 1 Taptite bind B M4x12 12a 2 0 8 0 1 8 1 Taptite cup S M3x8 SR 12b 2 0 8 0 1 8 1 Flat cable guide Taptite bind B M4x12 1 0 8 0 1 8 1 Laser L FG plate Screw pan S P washer M3x12DB 1 0 5 0 1 5 1 Motor drive sub ASSY Taptite bind B M4x12 3 0 8 0 1 8 1...

Page 163: ... Fig 3 3 Fuser gear 64R 36R Fig 3 4 Lubricating oil type Maker name Lubrication point Quantity of lubrication BDX313 A Kanto Kasei Hinge ASSY L 9 places 2 0 mm dia ball FLOIL BG 10KS Kanto Kasei Fuser gear 64R 36R 3 places 1 5 to 2 0 mm dia ball ...

Page 164: ...ars come off 1 D00AHW Ejector gear 16 15 8 D00HHK Gear 70R DEV 2 LY9006 Ejector gear 33 9 D00HHM Clutch DEV NON toner box 3 LY9005 Ejector gear 40 10 D00HHL Gear 55 DEV 4 D00ALK Gear oneway 35L 22 fuser 11 D00EFZ Gear DEV idle 24 5 D00ALM Clutch fuser 12 D00AKE Gear 115L 30L drum 6 D00ALL Gear oneway 20 fuser 13 D00AH4 Gear 47R DX 7 D00ALH Gear 64R 36R fuser 1 2 3 7 4 5 6 8 9 10 12 13 11 1 2 3 5 4...

Page 165: ...that frame L faces up Otherwise all gears come off 14 D00EGI Gear toner box idle 32 19 D00CXT Gear 23R PF 15 D00CUB Sector gear toner box 20 D00AK9 Gear 38L PF 16 D00AM4 Gear 68R drum idle 21 D00AK8 Gear 28R 18 PF 17 D00AKA Gear 50L PF 22 D00AK7 Gear 34L PF 18 D00CXU Clutch PF 23 LY9088 Feeder gear 34 17 18 19 16 15 14 20 21 22 23 17 16 15 14 18 19 20 21 23 22 ...

Page 166: ... 9 Confidential 7 HARNESS ROUTING 1 Handset holder ASSY Speaker harness ASSY Harness colors are subject to change for some reason Lower handset holder Hook harness WH Speaker harness ASSY RD Side cover L ...

Page 167: ...ect to change for some reason ADF unit FFC holder ASSY Document scanner unit ADF sensor harness WH BL BK ADF motor harness RD ADF ground harness OR Main PCB ASSY ADF sensor harness unit Second side CIS flat cable Second side CIS flat cable ADF FFC holder ...

Page 168: ...some reason Document scanner unit First side CIS flat cable Document scanner motor harness WH Panel flat cable First side CIS flat cable Panel flat cable FB ground harness BK Document scanner motor harness WH Main PCB ASSY ADF FFC holder Panel ground harness BK Panel ground harness BK ...

Page 169: ...3 12 Confidential 4 Lower document chute Harness colors are subject to change for some reason Flat core Second side CIS flat cable Lower document chute ...

Page 170: ...3 13 Confidential 5 Panel unit Harness colors are subject to change for some reason NFC flat cable Key flat cable Panel PCB ASSY ...

Page 171: ...it Panel Harness colors are subject to change for some reason Flat core Flat core First side CIS flat cable Panel flat cable FB ground harness BK Document scanner motor harness WH Document scanner bottom cover ASSY Panel ground harness BK ...

Page 172: ...3 15 Confidential 7 Modem PCB ASSY LVPS side Harness colors are subject to change for some reason Modem flat cable Modem ground harness LVPS GR Modem ground harness main YW Main PCB ASSY ...

Page 173: ... Center thermistor harness ASSY WH LVPS heater harness BK WH Fuser unit heater harness WH Fan harness RD BK WH New toner sensor flat cable HVPS flat cable Polygon motor harness WH High voltage power supply PCB ASSY Eject sensor PCB ASSY Laser unit flat cable Ground harness GR YW Registration front rear sensor harness GR WH BL RD ...

Page 174: ...p side of the machine Harness colors are subject to change for some reason HVPS flat cable Toner box relay flat cable 1 MP relay flat cable 2 Main PCB ASSY Polygon motor harness WH 1 For models with Toner box 2 For MP models ...

Page 175: ...ss YW Back cover duplex tray sensor harness RD BL T1 clutch harness BL Registration clutch harness WH Polygon motor harness WH LVPS harness WH BK Paper feed motor flat cable Registration clutch Paper feed sensor harness RD BL WH Toner box new harness BL 1 Toner box relay PCB ASSY 1 Eject sensor flat cable Main PCB ASSY Cartridge sensor harness WH 2 1 For models with Toner box 2 For models without ...

Page 176: ...plex tray sensor harness RD BL T1 clutch harness BL Registration clutch harness WH Polygon motor harness WH LVPS harness WH BK Paper feed motor flat cable Registration clutch Paper feed sensor harness WH MP relay PCB ASSY Eject sensor flat cable Main PCB ASSY Cartridge sensor harness WH For models without Toner box MP paper empty sensor harness RD MP sensor harness BK MP relay flat cable ...

Page 177: ...he registration chute Harness colors are subject to change for some reason Registration front rear sensor harness GR WH BL RD Paper feed sensor harness RD BL WH LVPS harness WH BK Top side Frame R unit Paper feed sensor harness RD BL WH ...

Page 178: ...3 21 Confidential 13 Frame R unit Harness colors are subject to change for some reason Registration front rear sensor harness GR WH BL RD LVPS harness WH BK ...

Page 179: ... side CIS unit Second side CIS flat cable 6 35 60 9 11 5 ADF separation holder ASSY 5 5 9 35 Eject sensor PCB ASSY 25 30 9 30 Frame L unit 55 70 8 60 80 5 9 36 Registration front rear actuator holder ASSY 50 60 9 37 Paper feed roller ASSY Paper feed sensor PCB ASSY 25 30 9 6 Side cover R 15 15 9 21 HVPS flat cable High voltage power supply PCB ASSY 10 25 9 27 Roller holder ASSY 5 5 9 9 Side cover ...

Page 180: ...nsfer data by themselves using the procedure below Transfer the received FAX data as described in 1 3 14 Transfer received fax data log information fax models only Function code 53 in Chapter 5 Note The number of files that can be transferred at a time is 99 When there are 100 or more files the operation procedure below must be performed several times to transfer all files TIP If there are both co...

Page 181: ...LAN cable if connected Handset curled cord if connected Line cord if connected 2 Remove the following Paper tray Toner cartridge Drum unit or Toner box Process unit Duplex tray LAN port cap EXT cap Handset Fig 3 9 Toner cartridge Drum unit or Toner box Process unit Duplex tray LAN port cap USB cable LAN cable Paper tray EXT cap Handset Handset curled cord Line cord ...

Page 182: ...3 25 Confidential 9 2 Cord hook 1 Rotate the Cord hook by 90 degrees to remove it two locations Fig 3 10 Cord hook Cord hook Cord hook ...

Page 183: ...er outward and remove the Pin on the Outer chute ASSY 3 Pull out the right side of the Back cover in the direction of the arrow A to remove it from the Boss and remove the Back cover in the direction of the arrow B Fig 3 11 Boss Back cover Back cover Pin Rib A Outer chute ASSY Rib B Boss ...

Page 184: ...ute ASSY 1 Pull out the right side of the Outer chute ASSY in the direction of the arrow A to remove the Boss of the Outer chute ASSY and remove the Outer chute ASSY in the direction of the arrow B Fig 3 12 Boss Outer chute ASSY A B ...

Page 185: ...nt cover ASSY 2 Remove the Collar 4 to remove the Develop joint link from the Front cover ASSY 3 Lift the Rib on the Front chute ASSY and slide the Front cover ASSY in the direction of the arrow A to remove it Fig 3 13 Rib Front chute ASSY Develop joint link Front cover ASSY A Collar 4 ...

Page 186: ...nt cover ASSY Open the MP tray and release each Boss and remove the MP paper guide from the MP tray 6 Pull out the Link MP pin to remove the Develop joint link MP from the Front cover ASSY Fig 3 15 Front cover ASSY Collar 5 Link MP pin MP tray Front cover ASSY Develop joint link MP Link MP pin Bosses MP paper guide Bosses ...

Page 187: ...pen the Front cover ASSY Release each Boss and remove the Front cover ASSY Fig 3 16 Common to all models 8 Remove the Support flap from the Front cover ASSY Fig 3 17 Boss Front cover ASSY Boss Front cover ASSY Support flap ...

Page 188: ...er R 1 Remove the Taptite bind B M4x12 screw 2 Release the Hooks A B and the Hook C on the Side cover R in order of the arrow A to C and remove the Side cover R Fig 3 18 Hook C Hooks B Side cover R Hooks A C B A Taptite bind B M4x12 ...

Page 189: ...the Knobs on the Fuser cover and pull the Fuser cover down 2 Pull the Fuser cover in the direction of the arrow to remove it from the Bosses and remove the Fuser cover Fig 3 19 Boss Fuser cover Knob Fuser cover Knob Fuser cover Boss Boss Boss ...

Page 190: ... chute ASSY Fig 3 20 Assembling Note When attaching the Inner chute ASSY engage the Hooks on the Inner chute ASSY with the Positioning holes on the Joint cover ASSY After assembling the Inner chute ASSY pull up the Green envelope levers on both sides of the Fuser unit Fuser unit Hooks Green envelope lever Taptite bind B M4x12 Inner chute ASSY Green envelope lever Fuser unit ...

Page 191: ...Y from the Main PCB ASSY 4 Disconnect the Hook harness from the Main PCB ASSY For models with Handset Fig 3 21 Harness routing Refer to 1 Handset holder ASSY Speaker harness ASSY Note When removing the Side cover L DO NOT pull the Side cover L strongly because it is connected to the Speaker harness ASSY and the Hook harness for models with Handset Hooks A Hooks B Side cover L Hook C C B A Taptite ...

Page 192: ...ess ASSY from the securing fixtures 6 Remove the Speaker spring to remove the Speaker harness ASSY from the Side cover L Fig 3 22 Harness routing Refer to 1 Handset holder ASSY Speaker harness ASSY Speaker spring Speaker harness ASSY Side cover L ...

Page 193: ...A to remove the Upper handset holder from the Lower handset holder 9 Release the Hook harness from the securing fixtures Release the Hook B to remove the Hook switch PCB ASSY from the Lower handset holder 10 Remove the Actuator hook from the Hook switch PCB ASSY Fig 3 24 Harness routing Refer to 1 Handset holder ASSY Speaker harness ASSY Taptite bind B M4x12 Handset holder ASSY Hook Hook Side cove...

Page 194: ...Pull arm R from each Pull arm hinge Remove the Pull arm L and the Pull arm R from each Pull arm guide 3 Remove each Pull arm spring from the Pull arm L and the Pull arm R Fig 3 25 Joint part of Pull arm Pull arm hinge Document scanner unit Pull arm spring Pull arm R Pull arm guide Pull arm L Pull arm spring Pull arm guides ...

Page 195: ...d the Second side CIS flat cable from the Main PCB ASSY Fig 3 26 Harness routing Refer to 2 ADF unit 3 Document scanner unit Note After disconnecting flat cables check that each cable is not damaged at its end or short circuited When connecting flat cables do not insert them at an angle After insertion check that the cables are not at an angle ADF ground harness Screw cup M3x8 black FB ground harn...

Page 196: ...sensor harness unit from each Hole on the Joint cover Fig 3 27 Harness routing Refer to 2 ADF unit 3 Document scanner unit Assembling Note If you replaced the Document scanner unit refer to 5 IF YOU REPLACE THE ADF UNIT FIRST SIDE CIS UNIT SECOND SIDE CIS UNIT OR DOCUMENT SCANNER UNIT in Chapter 4 to configure settings Hook ADF FFC holder 30 Document scanner unit Document scanner unit Document sca...

Page 197: ... black screw from the Hinge ASSY L Fig 3 28 Fig 3 29 Assembling Note Attach the Panel flat cable the First side CIS flat cable and the Second side CIS flat cable to the ADF FFC holder as shown in the figure below Hinge ASSY L Taptite bind B M4x12 black ADF FFC holder First side CIS flat cable Panel flat cable Second side CIS flat cable First side CIS flat cable Second side CIS flat cable ADF FFC h...

Page 198: ...de CIS flat cable Fig 3 30 Harness routing Refer to 2 ADF unit Fig 3 31 Assembling Note If you replaced the ADF unit refer to 5 IF YOU REPLACE THE ADF UNIT FIRST SIDE CIS UNIT SECOND SIDE CIS UNIT OR DOCUMENT SCANNER UNIT in Chapter 4 to configure settings Attach the FFC holder ASSY to the ADF sensor harness unit and the Second side CIS flat cable as shown in the figure below Hinge R FFC holder AS...

Page 199: ...tite cup B M3x10 screw to remove the Hinge R support and the Hinge R from the Hinge arm R 8 Remove the three Taptite cup B M3x10 screws to remove the Hinge arm R from the ADF unit Fig 3 33 Hinge ASSY L Taptite bind B M4x12 ADF unit Hinge R Taptite cup B M3x10 Taptite cup B M3x10 Hinge R support Taptite cup B M3x10 Hinge arm R ADF unit ...

Page 200: ...t stopper 1 Open the ADF cover ASSY Release the two Bosses to remove the ADF cover ASSY from the ADF unit 2 Release the two Bosses to remove the Document stopper from the ADF unit Fig 3 34 Boss Boss Boss Boss ADF cover ASSY Document stopper ADF unit ...

Page 201: ...ch Hook to remove the Gear cover from the ADF unit 2 Remove the two Taptite cup B M3x10 screws Release each Hook to remove the ADF front cover from the ADF unit Fig 3 35 ADF unit Hooks Hooks ADF front cover Gear cover Taptite cup B M3x10 Taptite cup B M3x10 ...

Page 202: ...3 45 Confidential 3 Open the Document sub tray to remove it from the ADF unit by aligning each Boss position Fig 3 36 Boss ADF unit Document sub tray Boss Boss ...

Page 203: ...Document separate roller ASSY 1 Release the Lock of the Conductive bushing to remove the Document separate roller ASSY from the ADF unit Fig 3 37 Document separate roller ASSY ADF unit Conductive bushing Lock Conductive bushing ...

Page 204: ...onfidential 9 11 5 ADF separation holder ASSY 1 Remove the Taptite cup B M3x10 screw to remove the ADF separation holder ASSY from the ADF unit Fig 3 38 ADF separation holder ASSY ADF unit Taptite cup B M3x10 ...

Page 205: ...nit Second side CIS flat cable Only for models with duplex scanning 1 Remove the six Taptite cup B M3x10 screws to remove the Upper document chute from the ADF unit Fig 3 39 Upper document chute ADF unit Taptite cup B M3x10 Taptite cup B M3x10 ...

Page 206: ...ng fixtures and pull it out from the Hole of the Document cover 4 Remove the Lower document chute from the Document cover and pull out the Second side CIS flat cable from the Hole of the Document cover Fig 3 40 Harness routing Refer to 2 ADF unit Lower document chute Document cover Ground spring Screw cup M3x6 black ADF ground harness ADF sensor harness unit Second side CIS flat cable Hole Hole ...

Page 207: ...t the Hook and slide the Second side scanner glass strip in the direction of the arrow 6a Lift the left end of the Second side scanner glass strip to remove it in the direction of the arrow 6b Fig 3 41 Second side scanner glass strip Hook 6a 6b Second side CIS flat cable Lower document chute ...

Page 208: ... the CIS spacer F from the Second side CIS unit Fig 3 42 9 Pull out the Second side CIS flat cable from the Hole and the Flat core and remove it from the Lower document chute Fig 3 43 Harness routing Refer to 4 Lower document chute Lower document chute CIS spacer F CIS spacer R Second side CIS unit Second side CIS flat cable Lower document chute Hole Second side CIS flat cable Flat core ...

Page 209: ...the Second side CIS flat cable at the positions described below 45 35 1 Mountain fold Valley fold 8 The adhesive range on Reinforcing plate Reinforcing plate 45 426 2 Main PCB side Second side CIS side Reinforcing plate 15 Reinforcing plate 4 1 113 1 ...

Page 210: ...fidential 9 12 Document cover ASSY For models without ADF 1 Release the Hooks of the Hinge L and the Hinge R to remove the Document cover ASSY by lifting it up Fig 3 45 Document cover ASSY Hooks Hinge L Hinge R ...

Page 211: ...inge arm L and the Hinge L from the Document cover ASSY 3 Remove the three Taptite cup B M3x10 screws to remove the Hinge arm R and the Hinge R from the Document cover ASSY Fig 3 46 Taptite cup B M3x10 Taptite cup B M3x10 Hinge arm R Hinge arm L Document cover ASSY Hinge L Hinge R ...

Page 212: ...B ASSY Fig 3 47 Harness routing Refer to 3 Document scanner unit Note When removing the Panel unit DO NOT pull the Panel unit strongly because it is connected to the Panel flat cable Assembling Note If you replaced the Panel unit refer to 4 IF YOU REPLACE THE PANEL UNIT OR PANEL CONTROL PCB in Chapter 4 to configure settings Panel PCB ASSY Panel unit Hooks Taptite cup B M3x10 Taptite cup B M3x10 P...

Page 213: ... to disconnect the LCD flat cable from the Panel PCB ASSY Disconnect the NFC flat cable from the Panel PCB ASSY and remove the Panel PCB ASSY from the Panel unit 5 Remove the Shield plate base from the Panel unit 6 Release the Hook B to remove the NFC PCB ASSY from the Panel unit 7 Remove the LCD from the Panel unit Fig 3 48 Harness routing Refer to 5 Panel unit Shield plate cover Taptite cup B M3...

Page 214: ...ouch panel plate from the Boss and slide it in the direction of the arrow to remove it from the Panel unit Remove the LCD frame sheet from the Panel unit 5 Remove the Touch panel ASSY from the Panel unit Fig 3 49 Assembling Note If you replaced the Touch panel ASSY refer to 4 IF YOU REPLACE THE PANEL UNIT OR PANEL CONTROL PCB in Chapter 4 to configure settings Panel unit Taptite cup B M3x10 Panel ...

Page 215: ...to remove the Panel unit Disconnect the Panel flat cable from the Panel PCB ASSY Fig 3 50 Harness routing Refer to 3 Document scanner unit Note When removing the Panel unit DO NOT pull the Panel unit strongly because it is connected to the Panel flat cable Taptite cup B M3x10 Taptite cup B M3x10 Hooks Panel unit Panel PCB ASSY Panel flat cable ...

Page 216: ...Y 1 Release each Hook to remove the Panel PCB ASSY from the Panel unit 2 Reverse the Panel PCB ASSY Release the Lock to disconnect the LCD flat cable from the Panel PCB ASSY Fig 3 51 Panel unit LCD flat cable Hooks Hook Panel PCB ASSY Lock ...

Page 217: ...g 3 52 Assembling Note When assembling the LCD attach the Rubber key R and the Rubber key L in this order Make sure that the Positioning pins are inserted to the holes of the Rubber key L R DO NOT bend the Hooks when removing them If the Hooks are deformed the LCD may not be attached to the Backlight guide or the Backlight guide may not be attached to the Panel unit Hook A Rubber key R Rubber key ...

Page 218: ...the Document scanner bottom cover ASSY 2 Release the Panel flat cable from the securing fixtures and remove it from the Document scanner bottom cover ASSY Fig 3 53 Harness routing Refer to 6 First side CIS unit Panel Note Disassemble in a dust free location Document scanner top cover Taptite bind B M4x12 Taptite bind B M4x12 Document scanner bottom cover ASSY Panel flat cable ...

Page 219: ...ential Fig 3 54 Assembling Note Fold the Panel flat cable at the positions described below 45 127 1 45 45 45 223 1 401 2 413 2 Panel side Mountain fold Valley fold Reinforcing plate Reinforcing plate Main PCB side ...

Page 220: ...st side CIS unit Fig 3 55 Assembling Note If you replaced the First side CIS unit refer to 5 IF YOU REPLACE THE ADF UNIT FIRST SIDE CIS UNIT SECOND SIDE CIS UNIT OR DOCUMENT SCANNER UNIT in Chapter 4 to configure settings Assembling Note Acquire the white level data and set the CIS scanning area Refer to 1 3 16 Acquire white level data and set CIS scan area Function code 55 in Chapter 5 First side...

Page 221: ...cable from the Document scanner bottom cover ASSY Fig 3 56 Harness routing Refer to 6 First side CIS unit Panel Note Be sure to replace the Double sided tape with a new one after taking off the Double sided tape from the CIS carriage First side CIS flat cable CIS carriage Double sided tape Document scanner bottom cover ASSY ...

Page 222: ...ttachment Procedure 1 Fold the First side CIS flat cable as shown the illustration below Fig 3 57 CIS side Main PCB side 478 1 381 1 242 1 30 1 Reinforcing plate Reinforcing plate Flat core 45 45 Mountain fold Valley fold ...

Page 223: ... in the figure below If the old Double sided tape remains attached replace it with a new one 4 Connect the First side CIS flat cable to the First side CIS unit 5 Attach the First side CIS unit to the CIS carriage 6 Peel the release liner of the Double sided tape attached to the CIS carriage and secure the First side CIS flat cable with the tape as shown in the figure below Fig 3 59 Double sided ta...

Page 224: ... Double sided tape attached to the Document scanner bottom cover ASSY and secure the First side CIS flat cable with the tapes as shown in the figure below Fig 3 60 Harness routing Refer to 6 First side CIS unit Panel Flat core First side CIS flat cable Double sided tape Document scanner bottom cover ASSY Double sided tape ...

Page 225: ...g fixtures Fig 3 61 Harness routing Refer to 7 Modem PCB ASSY LVPS side Assembling Note Make sure that the Terminal of Modem ground harness LVPS is located between the Rib A and the Rib B as shown in the figure above Screw cup M3x8 black Modem ground harness LVPS Rib A Rib B Terminal of Modem ground harness LVPS Modem ground harness LVPS Screw cup M3x8 black ...

Page 226: ...3x8 black screw to remove the Modem shield cover from the Modem shield plate 6 Remove the three Screw cup M3x8 black screws to remove the Modem PCB ASSY from the Modem shield plate Fig 3 62 Harness routing Refer to 7 Modem PCB ASSY LVPS side Taptite bind B M4x12 Main PCB ASSY Screw cup M3x8 black Taptite bind B M4x12 Screw cup M3x8 black Screw cup M3x8 black Modem ground harness main Modem flat ca...

Page 227: ...ur Taptite bind B M4x12 screws 2 Release the Hooks in order of the Hook A to D and remove the Joint cover ASSY in the direction of the arrow Fig 3 63 Joint cover ASSY Hook D Hook C Taptite bind B M4x12 Taptite bind B M4x12 Hook A Hook B Taptite bind B M4x12 ...

Page 228: ...t the Center thermistor harness ASSY and the Side thermistor harness ASSY from the Eject sensor PCB ASSY 3 Release the Center thermistor harness ASSY and the Side thermistor harness ASSY from the securing fixtures Fig 3 65 Harness routing Refer to 8 Rear side of the machine LVPS heater harness Fuser unit heater harness Back side Side thermistor harness ASSY Center thermistor harness ASSY Eject sen...

Page 229: ... B M4x14 screws and remove the Fuser unit Fig 3 66 Fig 3 67 Note DO NOT apply a physical impact or vibration to the Fuser unit DO NOT touch the roller and the electrodes to prevent breakage of the Fuser unit Taptite pan B M4x14 Fuser unit Back side ...

Page 230: ...g the Low voltage power supply DO NOT touch it within 3 minutes after disconnecting the AC cord as it may cause an electric shock due to the electric charge accumulated in the capacitor Assembling Note Make sure to attach the LVPS insulation sheet Failure to attach the insulation sheet can result in fire or electrical shock Screw pan M4x8 Screw cup M3x8 black LVPS insulation sheet LVPS shield plat...

Page 231: ...wer supply PCB ASSY Disconnect the LVPS harness from the back of the Low voltage power supply PCB ASSY Fig 3 69 Harness routing Refer to 8 Rear side of the machine Assembling Note After the replacement refer to 2 IF YOU REPLACE THE LOW VOLTAGE POWER SUPPLY PCB ASSY in Chapter 4 to reset irregular power supply detection counter of the Low voltage power supply PCB ASSY LVPS shield plate LVPS harness...

Page 232: ...ease the Hook to remove the New toner sensor PCB ASSY Disconnect the Registration front rear sensor harness from the New toner sensor PCB ASSY Fig 3 70 Harness routing Refer to 8 Rear side of the machine New toner sensor flat cable Hook Registration front rear sensor harness Front side New toner sensor PCB ASSY High voltage power supply PCB ASSY ...

Page 233: ...e High voltage power supply PCB ASSY in the direction of the arrow B to remove it from the Rib Fig 3 71 Harness routing Refer to 8 Rear side of the machine 9 Top side of the machine Note After disconnecting flat cables check that each cable is not damaged at its end or short circuited When connecting flat cables do not insert them at an angle After insertion check that the cables are not at an ang...

Page 234: ...ssembling Note Fold the HVPS flat cable at the positions described below Electrode 20 Mountain fold Valley fold Reinforcing tape 45 20 45 Main PCB side High voltage power supply PCB side 45 38 1 81 1 191 1 536 10 224 1 89 1 116 1 ...

Page 235: ... out the Fan harness from the Hole Fig 3 73 Harness routing Refer to 8 Rear side of the machine Assembling Note When assembling the Fan insert the Fan harness into the hole to make sure that the Fan harness is not caught Attach the Fan so that the surface with the Label faces out Fan harness Label Hook Fan Hole Back side Hook ...

Page 236: ...lay PCB ASSY 4 Remove the Taptite bind B M3x8 screw to remove the Shading film and the Toner box new PCB ASSY Fig 3 74 Harness routing Refer to 9 Top side of the machine 10 Frame L unit Manual feed models Assembling Note Secure each harness in the Hooks in order of the Hook A to D and then secure them in the Hooks from the Hook E to F Be sure to give them enough slack in the G part for adjustment ...

Page 237: ...P relay PCB ASSY Fig 3 75 Harness routing Refer to 9 Top side of the machine 11 Frame L unit MP models Assembling Note Secure each harness in the Hooks in order of the Hook A to E and then secure them in the Hooks from the Hook F to G Be sure to give them enough slack in the H part for adjustment Taptite bind B M4x12 MP relay PCB ASSY MP relay flat cable Main PCB ASSY MP sensor harness MP paper em...

Page 238: ...e cup S M3x8 SR screws to remove the Laser unit Fig 3 76 Harness routing Refer to 9 Top side of the machine 10 Frame L unit Manual feed models Note After disconnecting flat cables check that each cable is not damaged at its end or short circuited When connecting flat cables do not insert them at an angle After insertion check that the cables are not at an angle Taptite cup S M3x8 SR Main PCB ASSY ...

Page 239: ...ling Note After the replacement refer to 3 IF YOU REPLACE THE LASER UNIT in Chapter 4 to enter the adjusted value of the Laser unit Assembling Note Attach the laser serial number label as shown in the figure above on the Scanner plate after replacing the Laser unit 45 Main PCB side 71 1 108 1 234 5 Mountain fold Valley fold Laser unit side Electrode Electrode Laser unit Laser serial number label S...

Page 240: ...3 83 Confidential 9 25 Filter 1 Release the Hook to remove the Filter from the Air duct Fig 3 79 Hook Filter Air duct ...

Page 241: ... LAN PCB to the Hole on the machine and connect the Wireless LAN PCB to the Main PCB ASSY When assembling the Wireless LAN PCB remove all the tapes on the Wireless LAN PCB Also do not attach a tape These tapes are for securing the Wireless LAN PCB during the shipping not required for usage These tapes are special tape and using other tapes may cause short circuit between terminals Main PCB ASSY Ho...

Page 242: ...irection of the arrow A Rotate the Roller holder ASSY and release the Boss 2 Slide the Roller holder ASSY in the direction of the arrow B and remove it from the Shaft Remove the Roller holder ASSY Fig 3 81 Roller holder ASSY Boss Shaft Link arm A B Front side Bottom side ...

Page 243: ...and remove the Main PCB ASSY Fig 3 83 Assembling Note After the replacement refer to 1 IF YOU REPLACE THE MAIN PCB ASSY in Chapter 4 to enter the adjusted value of the Main PCB ASSY Front cover sensor harness Main PCB ASSY Paper feed motor flat cable Paper feed sensor harness LVPS harness Eject sensor flat cable T1 clutch harness Registration clutch harness Cartridge sensor harness Only for models...

Page 244: ...rame L unit Manual feed models Fig 3 85 Assembling Note When securing the T1 clutch harness and the Registration clutch harness check that there is no harness slack Attach the Rotation stoppers of the T1 clutch and the Registration clutch by engaging them with the Pins of the machine as shown in the figure below Registration clutch harness Hook T1 clutch Upper side of Frame L Front side Hook Regis...

Page 245: ...2 screws and the Taptite pan B M4x14 screw to remove the MP frame parts Pull out the Paper feed sensor harness and the MP paper empty sensor harness from the hole of the MP frame parts 5 Release the Hook and remove the T1 clutch Fig 3 87 Harness routing Refer to 11 Frame L unit MP models Registration clutch Collar 4 Registration clutch harness T1 clutch Taptite pan B M4x14 Hook MP frame parts Tapt...

Page 246: ... slack Attach the Rotation stopper of the T1 clutch by engaging it with the Pin of the machine as shown in the figure below Attach the Rotation stopper of the Registration clutch by engaging it with the Protruding part of the machine as shown in the figure below Registration clutch T1 clutch Rotation stopper Pin Rotation stopper Protruding part ...

Page 247: ...and the Conductive bushing 5 4 Use a flat blade screwdriver or similar tool to release the Hook from the Hole and remove the Conductive bushing 5 5 Release the Hook and remove the Feeder gear 34 Fig 3 89 Harness routing Refer to 10 Frame L unit Manual feed models Taptite bind B M4x12 Front chute ASSY Hook Regist FG spring Conductive bushing 5 Conductive bushing 5 Feeder gear 34 Front side Hook Scr...

Page 248: ...nd the Conductive bushing 5 9 Use a flat blade screwdriver or similar tool to release the Hook from the Hole and remove the Conductive bushing 5 10 Release the Hook and remove the Feeder gear 34 Fig 3 90 Harness routing Refer to 11 Frame L unit MP models Taptite bind B M4x12 Front chute ASSY Hook Regist FG spring Conductive bushing 5 Conductive bushing 5 Feeder gear 34 Front side Hook Motor drive ...

Page 249: ...nly for models without Toner box and the LVPS harness from the Holes Fig 3 91 Harness routing Refer to 10 Frame L unit Manual feed models Assembling Note When assembling the Frame L unit make sure that the Chute ground plate is above the Main PCB FG plate 2 Taptite cup S M3x8 SR 11d Taptite cup S M3x8 SR 12b Taptite bind B M4x12 12a Frame L unit Taptite bind B M4x12 11c Registration chute Taptite ...

Page 250: ...ew and remove the Motor drive sub ASSY from the Frame L unit Fig 3 92 Harness routing Refer to 10 Frame L unit Manual feed models Assembling Note Be careful not to bend the Laser L FG plate Attach the Motor drive sub ASSY to the Frame L unit while the Develop joint link is pushed Pull the Develop joint link back before tightening the screws for the Motor drive sub ASSY Failure to follow the proced...

Page 251: ...r feed motor Fig 3 94 Assembling Note If you removed the Motor drive sub ASSY while the Fuser unit was attached on the machine remove the Fuser unit once refer to 9 18 Fuser unit and reattach it after attaching the Motor drive sub ASSY The Conductive leaf spring of the Fuser unit may be deformed by the Calking shaft If they are not in contact properly a ghost may occur in the printed image Fuser u...

Page 252: ...3 95 Confidential 9 32 Fuser gear 64R 36R 1 Remove the Fuser gear 64R 36R from the Frame L unit Fig 3 95 Fuser gear 64R 36R Frame L unit ...

Page 253: ...ove the Develop joint disk from the Develop joint lift cover Release the Hook of the Develop joint link to remove the Develop joint lift cover 4 Remove the Develop joint link from the Frame L unit 5 Remove the Taptite bind B M3x8 screw to remove the Film and the Toner sensor PCB ASSY Fig 3 96 Harness routing Refer to 10 Frame L unit Manual feed models Taptite bind B M3x8 Taptite bind B M4x12 Hole ...

Page 254: ...remove the Holder toner box and the Lift cam guide from the Frame L unit For models with Toner box Remove the two Taptite bind B M4x12 screws and remove the Lift cam guide from the Frame L unit For models without Toner box 4 Release each Hook to remove the Front cover sensor from the Frame L unit Fig 3 97 Gear toner box idle 32 Spring sector gear toner box Sector gear toner box Hook of Holder tone...

Page 255: ...ectly as shown in the figure above If you removed the Main shield plate while the Fuser unit was attached on the machine release the Side thermistor harness ASSY and the Center thermistor harness ASSY from the securing fixture of the Frame L unit Then tighten the screw for the Main shield plate and secure each harness in the securing fixture If the Main shield plate is assembled while the Fuser un...

Page 256: ...se each Hook C and remove the Back cover duplex tray sensor from the Frame L unit Fig 3 99 Harness routing Refer to 10 Frame L unit Manual feed models Assembling Note When assembling the Back cover duplex tray sensor attach it by engaging the Hooks C of the Back cover duplex tray sensor properly Pin Back cover duplex tray sensor Frame L unit Hook A Back cover duplex tray sensor Eject sensor PCB AS...

Page 257: ... bind B M4x12 screw pull out the right side of the LVPS shield plate in the direction of the arrow A to remove it from the Pin And then pull it out in the direction of the arrow B to remove it from the machine Fig 3 100 Note As the Under bar is easy to bend be careful to handle it Under R FG wire Taptite cup S M3x8 SR LVPS shield plate Taptite bind B M4x12 Laser R FG plate Hook part Back side Rear...

Page 258: ...gistration front rear sensor harness from the Hole Fig 3 101 Harness routing Refer to 12 Top side of the registration chute 13 Frame R unit Assembling Note When attaching the Frame R unit check that the LVPS FG plate is set to the Frame R unit Taptite cup S M3x6 SR Overhead view of Frame R LVPS FG plate Hole Registration front rear sensor harness Frame R unit Taptite bind B M4x12 Hole Taptite bind...

Page 259: ...op side of the registration chute Fig 3 103 Assembling Note After assembling the Registration front rear actuator holder ASSY to the Registration chute push the Actuators by fingers and check if they are pushed back by their springs if the springs are not caught at assembling Registration front rear actuator holder ASSY Taptite bind B M3x10 Hooks Hook Registration front rear sensor harness Hook Ho...

Page 260: ...oller ASSY from the Paper feed frame ASSY in the direction of the arrow Remove the two Feed roller bushings from the Paper feed roller ASSY 5 Release the Hook A to remove the Paper feed sensor PCB ASSY Release the Paper feed sensor harness from the securing fixtures Fig 3 104 Paper feed actuator spring Hook A Paper feed sensor PCB ASSY Separation R shaft Feed roller bushing Paper feed roller ASSY ...

Page 261: ...ice setting tool SvSettingTool exe Copy this file into the temporary folder created on the C drive NET Framework 4 5 2 or later of Microsoft is needed to use SvSettingTool 4 Download utility FILEDG32 EXE Copy this file into the temporary folder created on the C drive 5 Maintenance printer driver MaintenanceDriver zip When the maintenance printer driver is not installed on the computer copy this fi...

Page 262: ...y MAINTENANCE 25 on the LCD and press the OK For keypad models press the 2 and 5 in this order The main firmware version information is displayed on the LCD 3 Press the Start to display the version information of the sub firmware on the LCD and then check the version information For models with touch panel 1 Press and hold the for approximately five seconds while the machine is in the ready state ...

Page 263: ...n installing is completed the machine restarts and returns to the ready state automatically 6 Turn OFF the power switch of the machine and then repeat the procedures 1 to 5 to install required firmwares However when the supply PCB is replaced with a new one the machine automatically enters maintenance mode by turning it ON so the procedure 1 to enter the maintenance mode is not necessary 7 Turn OF...

Page 264: ... the box A 7 Enter all or part of the model name in the box B and press the Find a model Series name and model name are displayed in the box C Non touch panel models 1 Press the Menu and then the Start while the machine is in the ready state Then press the four times to enter the maintenance mode Touch panel models 1 Press and hold the for approximately five seconds while the machine is in the rea...

Page 265: ... the machine in the box J and click the Set shown as K Set and entered value appears on the Serial No line in the box F indicates the Serial No entered 12 Check the laser serial number label attached to the location shown in the illustration below Ex SN011406058461734753 Fig 4 1 13 Click the Adjusted Value Laser in the box F The Laser Adjusted Value screen appears 14 Enter the last five digits of ...

Page 266: ...nd computer 1 4 Adjusting Touch Panel Function code 61 Touch panel models only Adjust the touch panel as described in 1 3 18 Adjust touch panel Function code 61 in Chapter 5 1 5 Acquiring White Level Data Function code 55 Acquire white level data as described in 1 3 16 Acquire white level data and set CIS scan area Function code 55 in Chapter 5 Note The serial number can be set by referring to 1 3...

Page 267: ...ow voltage Power Supply PCB Function code 88 What you need to prepare None 2 1 Reset Irregular Power Supply Detection Counter of the Low voltage Power Supply PCB Function code 88 Refer to 1 3 30 Reset irregular power supply detection counter of low voltage power supply PCB Function code 88 in Chapter 5 to reset the irregular power supply detection counter ...

Page 268: ...r Windows XP or later 3 Service setting tool SvSettingTool exe Copy this file into the temporary folder created on the C drive 4 Maintenance printer driver MaintenanceDriver zip When the maintenance printer driver is not installed copy this file into the temporary folder created on the C drive and extract the copied file Refer to APPENDIX 3 INSTALLING THE MAINTENANCE PRINTER DRIVER for the install...

Page 269: ...06058461734753 Fig 4 2 7 Click the Adjusted Value Laser in the box F The Laser Adjusted Value screen appears 8 Enter the last five digits of the laser serial number in the box G and click the Set shown as H Set and entered value appears on the Adjusted Value Laser line in the box F indicates the laser adjusted value entered Non touch panel models 1 Press the Menu and then the Start while the machi...

Page 270: ...formation screen 12 Click the Get information shown as D The machine maintenance information appears 13 In the maintenance information check that the value in the Laser Adjusted value Video field and the value in the Laser Adjusted value Position field are same as the value entered in procedure 8 14 Click the Cancel shown as M and close the Get information screen 15 Turn OFF the power switch of th...

Page 271: ...ion Function code 12 What you need to prepare Touch panel models only 1 Touch pen 4 1 Adjusting Touch Panel Function code 61 Touch panel models only Adjust the touch panel as described in 1 3 18 Adjust touch panel Function code 61 in Chapter 5 4 2 Checking LCD Operation Function code 12 Check the LCD operation as described in 1 3 6 Check LCD operation Function code 12 in Chapter 5 ...

Page 272: ...ta Function code 55 Acquire white level data as described in 1 3 16 Acquire white level data and set CIS scan area Function code 55 in Chapter 5 5 2 Scanning and Printing Check Print a copy of any document with ADF and check if there is any problem on the printed image Check if there is any problem on the ADF and the performance of recording part Check if there is any problem on the document scann...

Page 273: ...on the right appears on the LCD 3 Press the 2 8 6 and 4 in this order The display shown on the right appears on the LCD and the machine enters into maintenance mode 4 To select any of the maintenance mode functions shown in the 1 2 List of Maintenance Mode Functions use the keypad to enter the maintenance mode function code to be executed For models without touch panel 1 Press the Menu and then th...

Page 274: ...and on the LCD in this order and 0 is displayed on the LCD The machine enters into ready state to accept function code entry so press the function code you want to execute 4 Each time the selected maintenance mode function is completed the machine returns to the ready state automatically For models without touch panel 1 Press the Menu Start and Menu in this order while the machine is in the ready ...

Page 275: ...r fixation strength improvement 1 3 12 5 23 46 Adjust printable range for each speed level 1 3 13 5 27 53 Transfer received fax data log information fax models only 1 3 14 5 29 54 Fine tune scanning position 1 3 15 5 31 55 Acquire white level data and set CIS scan area 1 3 16 5 32 57 Check toner cartridge 1 3 17 5 33 61 Adjust touch panel 1 3 18 5 35 67 Continuous print test 1 3 19 5 36 69 Print f...

Page 276: ... as needed on the LCD and press the OK PARAMETER INIT is displayed on the LCD 2 When initializing parameters is completed the machine returns to the initial state of maintenance mode Data item 01 91 Printer switch Counter information Areas not to be initialized Areas not to be initialized Error history Mac Address Ethernet Address Continuity counter Password for control panel operation lock Areas ...

Page 277: ...t start up Function By the special function at start up is set to an invalid state FUNC DISABLE Transfer to the shipping state in the next item can be used Be careful it is unable to transfer the machine to the shipping state a valid state FUNC ENABLE Operating Procedure 1 Press the 0 and then the 3 in the initial state of maintenance mode For models without keypad press the or to display MAINTENA...

Page 278: ...X or Stop to return to the initial state of the maintenance mode When OFF Change OK is displayed on the LCD press the SET or OK The machine will transfer to the shipping state and returns to the initial state of the maintenance mode 1 3 3 ADF performance test Function code 08 Function This function is used to test the performance of the automatic document feeder ADF The scanned pages of the docume...

Page 279: ...re 1 Press the 0 and then the 9 in the initial state of maintenance mode For models without keypad press the or to display MAINTENANCE 09 on the LCD and press the OK PRINTING is displayed on the LCD and the machine starts printing the print quality test pattern refer to the figure below 2 When printing is completed the machine returns to the initial state of maintenance mode Fig 5 1 ...

Page 280: ...ting WSW48 USB setup latency WSW13 Modem setting WSW49 End of copying beep WSW14 AUTO ANS facility setting WSW50 SDAA setting WSW15 Redial facility setting WSW51 Function setting 17 WSW16 Function setting 1 WSW52 Function setting 18 WSW17 Function setting 2 WSW53 Function setting 19 WSW18 Function setting 3 WSW54 Function setting 20 WSW19 Transmission speed setting WSW55 Interval for regular devel...

Page 281: ...ting is prohibited WSW87 Change of the setting is prohibited WSW74 ADF stop control WSW88 Detection of the threshold of remaining T1 amount WSW75 Switch back ejection distance WSW76 Set the limit for the number of documents to be ejected in reverse order for single side scanning from ADF WSW89 Change of the setting is prohibited WSW90 Detection of the threshold of remaining T2 amount WSW91 Change ...

Page 282: ...Procedure 1 Press the 1 twice in the initial state of maintenance mode For models without keypad press the or to display MAINTENANCE 11 on the LCD and press the OK 2 PRINTING is displayed on the LCD and printing the CONFIGURATION LIST refer to the figure below starts 3 When printing is completed the machine returns to the initial state of maintenance mode Fig 5 2 ...

Page 283: ... press the at the Display B 7 LCD returns to display B 1 Press the to return to the last LCD display 3 When you press the X at the Display A 7 or B 1 to 7 the machine returns to the initial state of the maintenance mode Fig 5 3 Note At Display A 7 you cannot switch the display to column B even press the Display A 1 all white Display B 1 bright point down point Display A 2 all black Display B 2 bri...

Page 284: ...as shown in the figure below 3 Press the Stop and the machine returns to the initial state of maintenance mode Fig 5 4 U S A Canada models Other models China Taiwan Korea models Back light ON Displays C Display 5 Display 4 Displays all dots Displays 16 frames in a line Displays no dots Displays Lattice Display 1 Back light ON Displays Display 6 Displays no dots Display 2 Display 3 Back light ON Ba...

Page 285: ...imal notation Check that the number displayed on the LCD matches the number assigned to the key that has been pressed If the keys are pressed in the incorrect order INVALID OPERATE is displayed on the LCD Press the X or Stop and try again with the correct key 3 When the key operation is normal the machine returns to the initial state of maintenance mode when the last key is pressed To cancel opera...

Page 286: ...715DW Fig 5 7 MFC 7390 7490D B7700D B7720DN 7890DN Fig 5 8 MFC L2730DW L2730DWR L2732DW L2750DW L2750DWR L2751DW L2770DW MFC L2771DW 7895DW HL L2395DW Fig 5 9 1 2 3 4 5 6 7 8 9 0 A B C D E F G H I J K L M N O P Q R S T U V W X Y Z 1 2 3 4 5 6 7 8 9 0 A B C D E F G H I J K L M N O P Q R S T U V W X Y Z 1 2 3 4 5 6 7 8 9 0 A B C D E F ...

Page 287: ...that can be checked with this function This function checks if the two types of check sum information match each other When the SET or OK is pressed while ROM Check Sum is displayed check is automatically conducted for each ROM of each software part When the check sum matches OK is displayed on the LCD When all ROMs result in OK ROM Check Sum OK is displayed at the end and the operation is finishe...

Page 288: ... the LCD sensor names and detection status 1 Available on models without toner box 2 Available on models with toner box 3 Available on models with handset Note Press the SET or OK to stop the buzzing sound from the speaker LCD Sensor name Detection status With display No display CV Front cover sensor Front cover closed Front cover open RC Back cover duplex tray sensor Back cover closed and Duplex ...

Page 289: ...SY Toner box relay PCB ASSY 1 MP relay PCB ASSY 2 Registration clutch Registration rear sensor Registration front sensor Paper feed sensor PCB ASSY Toner box solenoid 1 Eject sensor PCB ASSY Back cover duplex tray sensor Front cover sensor Toner box new PCB ASSY 1 Toner sensor PCB ASSY 1 Hook switch 1 For models with Toner box 2 For models without Toner box ...

Page 290: ...or models without keypad press the or to display MAINTENANCE 33 on the LCD and press the OK 2 One of the items in the following table is displayed on the LCD depending on the wired LAN connection of the machine 3 Press the X or Stop and the machine returns to the initial state of maintenance mode LCD LAN connection status Active 100B FD 100B FD Active 100B HD 100B HD Active 10B FD 10B FD Active 10...

Page 291: ...intenance mode Setting functions The available functions change depending on the corresponding emulation For the emulation specifications refer to 1 GENERAL in Chapter 1 For models with emulation LCD Description Set value Default Common functions Manual Feed Manual feed setting On Off Off Resolution Print resolution 300 600 1 200 dpi 600 dpi Toner Save Toner save mode setting On Off Off Density Pr...

Page 292: ... 0 to 145 columns 0 column Right Margin Right margin setting 10 to 155 columns 80 columns Top Margin Top margin setting 0 to 2 00 inches 0 5 inches Bottom Margin Bottom margin setting 0 to 2 00 inches 0 5 inches Lines Text lines per page 5 to 128 lines 60 lines Additional functions For models with BR Script3 Error Print Error Print setting in the event of PostScript error On Off On LCD Description...

Page 293: ... is a setting in the PCL Core this does not affect the memory management of the machine Emulation Changes the print language The Function Menu setting becomes valid For data with ENTERLANGUAGE this setting supersedes the setting on the LCD Auto I F Time Change the interface open time This setting becomes valid when PC print is instructed and becomes invalid when PC Scan or Remote SetUp is instruct...

Page 294: ...rinting from the computer only On or Off setting of the blank data for copying or faxing cannot be changed in this setting Auto LF Sets the auto linefeed Auto CR Sets the auto carriage return Adds CR to the LF code Auto WRAP Sets the auto CRLF by the print width Auto Skip Sets whether to skip at the back end tip of paper Adds a blank space Left Margin Sets the column space at the left side Right M...

Page 295: ...o the computer To avoid this problem set this function to USBNo ON and fix the USB No return value to 0 The setting currently selected is marked at the end of the display Operating Procedure 1 Press the 4 and then the 5 in the initial state of maintenance mode For models without keypad press the or to display MAINTENANCE 45 on the LCD and press the OK USBNo is displayed on the LCD 2 Press the SET ...

Page 296: ...the to decrease the value To shift the position to the right press the to increase the value 5 Press the SET or OK after adjusting the value Accepted is displayed on the LCD 6 Press the X or Stop and the machine returns to the initial state of maintenance mode Adjustment option table 1 Adjusts first side print start position of all tray paper tray and MP tray Value of X Adjust DX is added to each ...

Page 297: ...table 1 Adjusts first side print start position of all tray paper tray and MP tray Value of Y Adjust TRAY and Y Adjust DX is added to each tray adjustment value For example when printing from paper tray it adjusts as Y Adjust T1 value Y Adjust TRAY value or Y Adjust DXT1 value Y Adjust DX value and print Besides when the added value is over than the adjustable range 50 to 50 adjusted value will be...

Page 298: ...e of maintenance mode Change ON OFF setting for fixation strength improvement Function When the fuser unit does not reach the target temperature and the fixation strength can not be secured due to an external factor such as the power source environment is poor this function provides a mode which can secure the fixation strength by checking the fuser temperature before feeding Operating Procedure 1...

Page 299: ...RINT TEST PTN on the LCD and press the SET or OK PRINTING is displayed on the LCD and the print adjustment test pattern refer to the next page is printed on a sheet of paper 3 Adjust the line so that the width is 10 mm in horizontal vertical direction Press the or to display desired direction on the LCD Horizontal direction MAIN SIZE SET Vertical direction SUB SIZE SET Press the SET or OK SET 0 0 ...

Page 300: ...5 28 Confidential Print adjustment test pattern Fig 5 11 ...

Page 301: ...er the communication list information for the past three errors press the 5 5 COM LIST ERR3 is displayed on the LCD To transfer the maintenance information list printed by function code 77 press the 6 6 MNT77LIST is displayed on the LCD 2 Press the SET or OK while either 2 ACTIVITY 3 DOCUMENTS 4 COM LIST NEW 5 COM LIST ERR3 or 6 MNT77LIST is displayed on the LCD ENTER NO SET is displayed on the LC...

Page 302: ...e sender machine Fax number of the sender machine Telephone number of the sender machine Transfer date and time Model code Boot ROM information ROM information Serial number Job number to identify the transmission Total number of pages to be transferred Station ID registered in the sender machine Fax number of the sender machine Telephone number of the sender machine Error codes ...

Page 303: ...without ADF proceed to the procedure 2 2 0 MAIN 1 TP 2 HP is displayed on the LCD Press the 0 to adjust the main scanning Press the 1 to adjust the vertical scanning Press the 2 to adjust the rear end side of the vertical scanning For duplex scanning models 0 FRONT 1 BACK is displayed on the LCD Press the 0 to adjust the first side Press the 1 to adjust the second side Proceed to the procedure 4 F...

Page 304: ... 5 twice in the initial state of maintenance mode For models without keypad press the or to display MAINTENANCE 55 on the LCD and press the OK Press START is displayed on the LCD 2 Press the Start or Mono Start SCANNER AREA SET is displayed on the LCD and the white level data is obtained 3 After several seconds the compensation value for the white level data scanning width is stored in the EEPROM ...

Page 305: ...e 7 in the initial state of maintenance mode For models without keypad press the or to display MAINTENANCE 57 on the LCD and press the OK IC_ACT ALL is displayed on the LCD 2 Press the 2 For models without keypad press the or to display 2 on the LCD and press the OK IC_COL ALL is displayed on the LCD 3 Press the or and select the desired item from Black Main or ALL to display Black Checks the cart...

Page 306: ... it is not compatible an error in the Error display table on the previous page is displayed on the LCD Version information check 1 Press the 5 and then the 7 in the initial state of maintenance mode For models without keypad press the or to display MAINTENANCE 57 on the LCD and press the OK IC_ACT ALL is displayed on the LCD 2 Press the 5 For models without keypad press the or to display 5 on the ...

Page 307: ...This adjustment requires a touch pen with a thin tip A commercially available touch pen designed for electronic dictionaries or personal digital assistance PDA can be used If one is not available at hand order a Touch pen from Brother s parts list Note Do not use any tools other than a touch pen In particular never use a pointed tool e g screwdriver Using such a tool will damage the touch panel Do...

Page 308: ...displayed on the LCD 6 Refer to the Print page table press the or to select the pages printing and press the SET or OK For intermittent pattern printing SELECT 1P JOB is displayed on the LCD For other printings or move on to the procedure 8 7 Refer to the Number of pages per job Only for intermittent pattern printing table press the or to select the number of pages for 1 job and press the SET or O...

Page 309: ...aper thin SELECT THICK Plain paper thick SELECT THICKER Plain paper thicker SELECT RECYCLED Recycled paper SELECT BOND Bond paper SELECT LABEL Label SELECT ENVELOPE Envelope SELECT ENVTHIN Envelope thin SELECT ENVTHICK Envelope thick SELECT GLOSSY Glossy paper SELECT HAGAKI Postcard LCD Description SELECT TRAY1 SX Single side printing from paper tray SELECT MP SX Single side printing from MP tray ...

Page 310: ...electable only when DX is selected as print type 3 One sided printing for the 5th page LCD Description SELECT 1PAGE 1 page printing SELECT CONTINUE Continuous printing SELECT JOB Intermittent printing per job LCD Description SELECT 1P JOB Prints 1 page per job 1 SELECT 2P JOB Prints 2 pages per job 1 SELECT 5P JOB Prints 5 pages per job 1 SELECT 2I JOB Prints 2 images per job 2 SELECT 5I JOB Print...

Page 311: ...5 39 Confidential Print pattern Fig 5 16 W 100 K 1 K 100 Total Lattice K 5 ...

Page 312: ...s displayed on the LCD 4 Press the X or Stop and the machine returns to the initial state of maintenance mode Frame pattern Fig 5 17 Note If printing fails printing is stopped with displaying any of the errors shown in the table below To retry printing refer to the Remedy in the table below and eliminate the error cause and press the Start or Mono Start PRINTING is displayed on the LCD and the fra...

Page 313: ... initial state of maintenance mode Frame pattern Fig 5 18 Note If printing fails printing is stopped with displaying any of the errors shown in the table below To retry printing refer to the Remedy in the table below and eliminate the error cause and press the Start or Mono Start PRINTING is displayed on the LCD and the frame pattern is printed on both sides of a sheet of paper Error display Remed...

Page 314: ... the Print page table press the or to select the pages printing and press the SET or OK PRINTING is displayed on the LCD and printing test pattern starts using the selected conditions 6 When printing is completed OK is displayed on the LCD To perform again press the Start or Mono Start When 2D3S K appears on the LCD press the Start or Mono Start again and start from the procedure 2 7 Press the X o...

Page 315: ...THIN Envelope thin SELECT ENVTHICK Envelope thick SELECT HAGAKI Postcard LCD Description SELECT SX Single side printing from paper tray SELECT DX Duplex printing from paper tray LCD Description SELECT 1PAGE 1 page printing SELECT CONTINUE Continuous printing LCD Description Replace Toner Replace the toner cartridge and press the Start or Mono Start to release the error Cover is Open Close the Fron...

Page 316: ...5 44 Confidential Test pattern Fig 5 19 ...

Page 317: ...leted and the fourth digit starts flashing Press the or to display numbers for the third and fourth digit on the LCD then press the OK 3 Press the Start or Mono Start to save the new setting and PARAMETER INIT is displayed on the LCD The machine then returns to the initial state of maintenance mode Setting by spec code list Note If there is no entry for one minute or longer the machine returns to ...

Page 318: ...eral 1050 Bulgaria 1050 Croatia 1050 Czech 1050 Hungary 1050 Poland 1050 Romania 1050 Slovakia 1050 Slovenia 1050 Others 1050 DCP L2530DW Argentina 0036 Brazil 0042 Chile 0036 Argentina 0036 France Belgium Netherlands 1055 Belgium 1008 France 7004 Netherlands 9004 Germany 0053 Austria 0014 Iberia 1004 Portugal 1004 Spain 1004 Mexico 0046 Pan Nordic 1004 Denmark 1004 Finland 1004 Norway 1004 Sweden...

Page 319: ...den 1104 Others 1104 DCP L2550DN France Belgium Netherlands 1355 Belgium 1308 France 7304 Netherlands 9304 Germany 0353 Austria 0314 Iberia 1304 Portugal 1304 Spain 1304 Italy 1304 Pan Nordic 1304 Denmark 1304 Finland 1304 Norway 1304 Sweden 1304 Others 1304 Switzerland 1304 DCP L2550DNR Russia 0348 DCP L2550DW Argentina 0436 Asia 0440 Asia Singapore 0440 Brazil 0442 Canada 0402 Chile 0436 Argenti...

Page 320: ...China 0320 MFC 7490D China 0420 MFC 7890DN China 0320 MFC 7895DW China 0620 MFC B7700D China 0520 MFC B7715DW CEE General 0C88 Bulgaria 0C32 Croatia 0C81 Czech 0C37 Hungary 0C38 Poland 0C39 Romania 0C33 Slovakia 0C86 Slovenia 0C82 Others 0C50 India 0C45 Poland 0C39 Vietnam Indonesia 0C29 MFC B7720DN China 0420 MFC L2690DW U S A 0801 MFC L2710DN France 0905 Germany 0953 Austria 0914 Israel 0917 Ita...

Page 321: ...0 Switzerland 0A10 U S A 0A01 UK 0A04 MFC L2710DWR Russia 0A48 MFC L2712DN CEE General 0988 Bulgaria 0932 Croatia 0981 Czech 0937 Hungary 0938 Poland 0939 Romania 0933 Slovakia 0986 Slovenia 0982 Others 0950 Poland 0939 MFC L2712DW CEE General 0A88 Bulgaria 0A32 Croatia 0A81 Czech 0A37 Hungary 0A38 Poland 0A39 Romania 0A33 Slovakia 0A86 Slovenia 0A82 Others 0A50 Poland 0A39 MFC L2713DW Australia 0...

Page 322: ...Canada 0302 Chile 0336 Argentina 0336 France Belgium Netherlands 0355 Belgium 0308 France 0305 Netherlands 0309 Germany 0353 Austria 0314 Italy Iberia 0366 Portugal 0318 Spain 0315 Mexico 0346 Pan Nordic 0357 Denmark 0313 Finland 0312 Norway 0307 Sweden 0326 Others 0350 Switzerland 0310 U S A 0301 UK 0304 MFC L2730DWR Russia 0348 MFC L2732DW CEE General 0388 Bulgaria 0332 Croatia 0381 Czech 0337 H...

Page 323: ...Others 0450 Philippines 0421 Switzerland 0410 U S A 0401 UK 0404 MFC L2750DWR Russia 0448 MFC L2750DWXL U S A 0401 MFC L2751DW Russia 0748 Turkey 1425 MFC L2752DW CEE General 0488 CZE 0437 HUN 0438 POL 0439 BGR 0432 ROM 0433 SVK 0486 SLO 0482 CRO 0481 GEN 0450 MFC L2770DW Asia 0540 Asia Singapore 0540 Australia 0506 Korea 0544 New Zealand 0527 Philippines 0521 Taiwan 0523 MFC L2771DW Turkey 1525 V...

Page 324: ...n Operating Procedure 1 Press the 7 twice in the initial state of maintenance mode For models without keypad press the or to display MAINTENANCE 77 on the LCD and press the OK Printing maintenance information starts 2 When printing is completed the machine returns to the initial state of maintenance mode Maintenance information Fig 5 20 1 6 7 2 3 8 9 0 A B C D E F G H K L M N O P Q R S T U V W X Y...

Page 325: ... Real Time Clock backup 39 Number of times each consumable has been replaced 15 RAM size 40 Scanned pages 16 Memory version 41 Communication error log 17 Result of function code 05 Wireless LAN setting by country Wireless LAN output peak WLAN Setup YES NO setting Toner type current Toner type previous 42 Developing bias voltage value 18 Main PCB inspection log High voltage inspection log The numbe...

Page 326: ...ayed on the LCD and the fan rotates at 50 speed 3 By pressing the Start or Mono Start again F 0 is displayed on the LCD and the fan stops 4 Press the X or Stop and the machine returns to the initial state of maintenance mode Location of fan Fig 5 21 1 3 26 Delete fax data Function code 79 Function This function is used to delete fax data in the machine memory Operating Procedure 1 Press the 7 and ...

Page 327: ...00 Printed pages on fuser unit LASR_PG 00000000 Printed pages on laser unit TTL_PG 00000000 Total number of pages printed DX_PG 00000000 Paper input for duplex tray TTLCOPY 00000000 Total pages copied DX_COPY 00000000 Total pages copied on both sides TTLPCPT 00000000 Total number of pages printed via PC DX_PCPT 00000000 Total number of two sided pages printed via PC TTLFAX 00000000 Total List Fax ...

Page 328: ...ccurred at the ejecting section or back cover DX_JAM 00000000 Paper jams that have occurred in the duplex tray POWER 00000375 Total power distribution time unit hour PWRCNT 00000001 Number of times that the power is turned ON KTN_CH 0000 Number of times that the toner cartridge has been replaced 3 DRUM_CH 0000 Number of times that the drum unit has been replaced 3 KTN_PG1 00000000 Number of pages ...

Page 329: ...umable part and the replaced date on the LCD 4 Pressing the SET or OK while the communication error is displayed shows DATE 0000000000 and the date of replacement on the LCD 5 01 to 10 will be displayed for in chronological order Pressing the SET or OK while the engine error log is displayed shows TM 00000 BT 000 TM the minutes passed from the previous error BT the number of times that the power i...

Page 330: ...pply PCB Function code 88 Function This function is used to reset the corresponding counter after the low voltage power supply PCB ASSY is replaced The number of times the part has been replaced is increased by one Operating Procedure 1 Press the 8 twice in the initial state of maintenance mode For models without keypad press the or to display MAINTENANCE 88 on the LCD and press the OK Reset LVPS ...

Page 331: ...ttach the drum cleaning sheet kit SP D011B4001 on the drum unit and drum cleaning starts Operating Procedure The insertion supplied with the drum cleaning sheet kit SP D011B4001 is published on the next page Note The drum cleaning sheet is supposed to be used only one time ...

Page 332: ...5 60 Confidential ...

Page 333: ...CD 2 Press the blank field at the bottom on the LCD The display shown on the right appears on the LCD 3 Press the 1 0 4 1 and 4 in this order in two seconds 4 Communication error list Communication List is printed Press the X the machine returns to the ready state For models without touch panel 1 Press the Menu 1 0 4 1 and 4 in this order in approximately two seconds while the machine is in the re...

Page 334: ...se the front cover 2 Press the 3 Press and hold the for five seconds 4 Press the Drum and then press the Yes Non touch panel models 1 Close the front cover 2 Press the OK and the at the same time 3 Press the OK to select the Drum 4 Press the to reset the drum counter Note Resetting operation is ignored when the drum page count has not exceeded 100 pages ...

Page 335: ...2 PHY_REFCLK HVPWMDEV PWM_DEV 9 9 PWM_DEV REF_CLK RMII_CLKIN HVPWMCHG PWM_CHG 8 8 PWM_CHG 1 TX 1 MDI 0 TXD 1 0 RMII_TXD 1 0 HVPWMTRCC PWM_TRCC 7 7 PWM_TRCC 2 TX 2 MDI 0 TXEN RMII_TX_EN HVTRCV PWM_TRCV 6 6 PWM_TRCV 3 RX 3 HVSRBIAS SGND 5 5 SGND 4 4 RXD 1 0 RMII_RXD 1 0 3 3V 4 4 3 3V 5 5 CRS_DV RMII_CRSDV TNR_LED0 TB_LED 3 3 TB_LED FUSER_FAN_VCC 1 6 RX 6 RXER TB_NEW_SEN TNR_LED 2 2 TNR_LED PGND 2 7 ...

Page 336: ...7 1 Confidential CHAPTER 7 PERIODICAL MAINTENANCE 1 PERIODICAL REPLACEMENT PARTS There are no parts to be replaced periodically ...

Page 337: ...1 1 Location Fig App 1 2 Serial number 6 digit Manufacturing factory No 201 e g 7 2017 A January B February C March D April E May F June G July H August J September K October L November M December Year of manufacture Month of manufacture A 7 N 1 1 1 1 0 1 Model number Serial number Serial number label ...

Page 338: ...hine Reset Reset Exit appears on the LCD and press the 5 Reboot OK Yes No appears on the LCD Press the to delete the user setting information and return the machine to the ready state For models with touch panel 1 Press the Settings while the machine is in the ready state 2 Press the ALL Settings on the LCD 3 Press the Initial Setup on the LCD 4 Press the Reset on the LCD 5 Press the Machine Reset...

Page 339: ...8 1 Windows 10 1 Check that the AC cord of the machine is unplugged from the electrical outlet Disconnect the USB cable that connects the machine with your computer 2 Turn ON your computer 3 Double click Setup exe inside the Brother Maintenance USB Printer folder that was saved in a temporary folder The following screen appears Click the Next button Note Once this installation procedure is carried...

Page 340: ...lowing screen to appear and click Finish 5 Plug the AC cord of the machine into an electrical outlet 6 Enter the maintenance mode Refer to 1 1 How to Enter Maintenance Mode in Chapter 5 7 Connect the machine to your computer using a USB cable and the installation will be performed automatically ...

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