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2-87

Confidential

4.6

Troubleshooting for Control Panel Problems

4.6.1 Nothing is displayed on the LCD

4.6.2 Control panel is inoperable

Step

Cause

Remedy

AC cord failure

Replace the AC cord.

Connection failure of the panel
harness

Check the connection of the panel harness,
and reconnect it if necessary.

Connection failure of the backlight
harness

Check the connection of the backlight
harness, and reconnect it if necessary.

Connection failure of the LCD
harness

Check the connection of the LCD harness,
and reconnect it if necessary.

LCD failure

Replace the LCD.

LCD flat cable or LCD ASSY failure Replace the LCD ASSY.

Backlight ASSY failure

Replace the backlight ASSY.

Panel PCB failure

Replace the panel PCB ASSY.

Touch panel PCB failure

Replace the touch panel PCB ASSY.

Low-voltage power supply PCB
failure

Replace the low-voltage power supply PCB
ASSY.

Main PCB failure

Replace the main PCB ASSY.

- Check that the function lock is not set.

Step

Cause

Remedy

Panel unit attachment failure

Reattach the panel unit.

Connection failure of the panel PCB
harness

Check the connection of the panel PCB
harness, and reconnect it if necessary.

Connection failure of the touch
panel PCB harness

Check the connection of the touch panel
PCB harness, and reconnect it if necessary.

Connection failure of the touch
panel harness

Check the connection of the touch panel
harness, and reconnect it if necessary.

Rubber key failure

Replace the rubber key R, L or C.

Panel PCB failure

Replace the panel PCB ASSY.

Touch panel PCB failure

Replace the touch panel PCB ASSY.

Touch panel ASSY failure

Replace the touch panel ASSY.

Low-voltage power supply PCB
failure

Replace the low-voltage power supply PCB
ASSY.

Main PCB failure

Replace the main PCB ASSY.

Содержание MFC-8510DN

Страница 1: ...DCP 8155DN 8157DN 8250DN MFC 8510DN 8512DN 8515DN MFC 8520DN 8710DW 8712DW MFC 8810DW 8910DW 8912DW 8950DW MFC 8950DWT 8952DW 8952DWT Read this manual thoroughly before maintenance work Keep this manual in a convenient place for quick and easy reference at all times March 2012 SM FAX135 8C5F01 2 ...

Страница 2: ... Wireless LAN Wired Wired Wired Wired Scan One sided Two sided Two sided Two sided Scanning size Legal Legal Legal Legal Paper capacity Paper tray 1 250 sheets 250 sheets 250 sheets 500 sheets NCU N A N A N A N A Model MFC 8510DN MFC 8512DN MFC 8515DN MFC 8520DN LCD 5 line 5 line 5 line 5 line Touch panel N A N A N A N A Wired Wireless LAN Wired Wired Wired Wired Scan One sided One sided One sided...

Страница 3: ...line Touch panel N A N A N A Wired Wireless LAN Wired Wireless Wired Wireless Wired Wireless Scan Two sided Two sided Two sided Scanning size Legal Legal Legal Paper capacity Paper tray 1 250 sheets 250 sheets 250 sheets NCU 9 9 9 Model MFC 8950DW MFC 8950DWT MFC 8952DW MFC 8952DWT LCD 5 inch Color 5 inch Color 5 inch Color 5 inch Color Touch panel 9 9 9 9 Wired Wireless LAN Wired Wireless Wired W...

Страница 4: ...tick PRO Memory Stick PRO Duo Memory Stick Duo MagicGate Memory Stick Memory Stick Micro and M2 are trademarks of Sony Corporation AOSS is a trademark of Buffalo Inc Wi Fi WPA WPA2 Wi Fi Protected Access and Wi Fi Protected Setup are either trademarks or registered trademarks of Wi Fi Alliance in the United States and or other countries Intel and Pentium are trademarks of Intel Corporation in the ...

Страница 5: ... FAX Only for the models with FAX function 1 13 1 9 Copy 1 13 1 10 Scanner 1 14 1 11 USB Direct Interface 1 14 CHAPTER 2 TROUBLESHOOTING 1 INTRODUCTION 2 1 1 1 Precautions 2 1 1 2 Checks before Commencing Troubleshooting 2 2 2 OVERVIEW 2 4 2 1 Cross section Drawing 2 4 2 1 1 Printer part 2 4 2 1 2 ADF unit Document scanner unit 2 5 2 2 Paper Feeding 2 7 2 2 1 Printer part 2 7 2 2 2 Scanning 2 8 2 ...

Страница 6: ...ting for Toner and Drum Problems 2 88 4 7 1 New toner is not detected 2 88 4 7 2 Cartridge error toner cartridge cannot be detected 2 88 4 7 3 Drum error 2 88 4 8 Troubleshooting for Fuser Unit Problems 2 89 4 8 1 Fuser unit failure 2 89 4 9 Troubleshooting for Laser Unit Problems 2 90 4 9 1 Laser unit failure 2 90 4 10 Troubleshooting for PCB Problems 2 91 4 10 1 Main PCB failure 2 91 4 10 2 High...

Страница 7: ...t cover ASSY 3 28 9 7 Side cover L Access cover 3 29 9 8 Side cover R ASSY 3 30 9 9 ADF unit 3 31 9 9 1 Hinge ASSY L 3 33 9 9 2 Hinge R 3 33 9 9 3 ADF document output support flap 3 34 9 9 4 Document sub tray 3 34 9 9 5 ADF cover ASSY 3 34 9 9 6 Gear cover 3 36 9 9 7 Document separate roller ASSY 3 37 9 9 8 ADF separation pad spring ADF separation pad 3 38 9 9 9 Second side CIS unit Second side CI...

Страница 8: ...1 MP solenoid 3 94 9 32 Develop clutch 51R Develop one way clutch 53 3 95 9 33 New toner actuator 3 96 9 34 Internal temperature thermistor 3 97 9 35 Fuser drive gear 39 3 98 9 36 Duplex solenoid 3 100 9 37 Back cover sensor 3 101 9 38 LT connector T1 3 102 9 39 T1 roller holder ASSY 3 103 9 40 High voltage power supply PCB ASSY 3 104 9 41 Eject sensor PCB ASSY 3 107 9 42 MP roller holder ASSY MP ...

Страница 9: ...ch Panel Touch Panel Models Only 4 5 2 IF YOU REPLACE THE LASER UNIT 4 6 2 1 Entering Adjusted Value of Laser Unit 4 6 3 IF YOU REPLACE THE LOW VOLTAGE POWER SUPPLY PCB ASSY 4 8 3 1 Resetting Irregular Power Supply Detection Counter 4 8 4 IF YOU REPLACE THE HIGH VOLTAGE POWER SUPPLY PCB ASSY 4 9 4 1 Initializing Pre discharge Detection Parameters 4 9 5 IF YOU REPLACE ANY PERIODIC REPLACEMENT PARTS...

Страница 10: ...d print start position on second side when duplex printing Change ON OFF setting for Deep Sleep function function code 45 5 22 1 3 14 Set country language function code 52 5 24 1 3 15 Transfer received fax data log information function code 53 5 25 1 3 16 Fine tune scanning position function code 54 5 27 1 3 17 Acquire white level data and set CIS scan area function code 55 5 27 1 3 18 Adjust touc...

Страница 11: ... 1 CHAPTER 7 PERIODICAL MAINTENANCE 1 SAFETY PRECAUTIONS 7 1 2 PERIODICAL REPLACEMENT PARTS 7 2 2 1 Preparation 7 2 2 2 Fuser unit 7 3 2 3 Laser unit 7 7 2 4 MP paper feeding kit 7 13 2 5 Paper feeding kit 1 7 14 2 6 Paper feeding kit 2 7 16 APPENDIX 1 SERIAL NUMBERING SYSTEM APPENDIX 2 DELETING USER SETTING INFORMATION APPENDIX 3 INSTALLING MAINTENANCE DRIVER ...

Страница 12: ...ope choose country choose your model choose Manuals choose Declaration of Conformity Select Language when required Declaration of Conformity Europe only DCP 8110DN DCP 8250DN only We Brother Industries Ltd of 15 1 Naeshiro cho Mizuho ku Nagoya 467 8561 Japan declare that this product is in compliance with the essential requirements of Directives 2004 108 EC 2006 95 EC and 2009 125 EC The Declarati...

Страница 13: ...the original fuse Always replace the fuse cover Never use a plug that does not have a cover If in any doubt call a qualified electrician Warning This product must be earthed The wires in the mains lead are coloured in line with the following code Green and Yellow Earth Blue Neutral Brown Live LAN Connection Network models only WARNING Use of controls adjustments or performance of procedures other ...

Страница 14: ... 2002 96 EC and Battery 2006 66 EC Directives The product battery is marked with one of the above recycling symbols It indicates that at the end of the life of the product battery you should dispose of it separately at an appropriate collection point and not place it in the normal domestic waste stream Product mark Battery mark European Union only ...

Страница 15: ...l installation This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the instructions may cause harmful interference to radio communications However there is no guarantee that interference will not occur in a particular installation If this equipment does cause harmful interference to radio or television reception which can be determi...

Страница 16: ...ety Act of 1968 This means that the equipment does not produce hazardous laser radiation Since radiation emitted inside the equipment is completely confined within protective housings and external covers the laser beam cannot escape from the product during any phase of user operation FDA Regulations For 110 120V models only U S Food and Drug Administration FDA has implemented regulations for laser...

Страница 17: ...ERGY STAR Qualification Statement The purpose of the International ENERGY STAR Program is to promote the development and popularization of energy efficient office equipment As an ENERGY STAR Partner Brother Industries Ltd has determined that this product meets the ENERGY STAR specifications for energy efficiency WARNING Use of controls adjustments or performance of procedures other than those spec...

Страница 18: ...ates 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 fire Hot Surface icons warn you not to touch product parts that are hot Note Notes tell you how you...

Страница 19: ...ne maintenance such as cleaning make sure you have unplugged the telephone line cord first MFC only and then the power cord from the AC power outlet as well as Ethernet RJ 45 cables Network models only from the product Never push objects of any kind into this product through cabinet slots since they may touch dangerous voltage points or short out parts DO NOT handle the plug with wet hands DO NOT ...

Страница 20: ...make sure that the total of all products plugged into the AC power outlet does not exceed 15 amperes DO NOT plug one extension cord into another DO NOT put a toner cartridge or a toner cartridge and drum unit assembly into a 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...

Страница 21: ...e product to cool down before you touch the internal parts of the product When moving the product grasp the side handholds firmly from the front of the product The side handholds are located under the scanner DO NOT carry the product by holding it at the bottom To prevent injuries be careful not to put your fingers in the areas shown in the illustrations ...

Страница 22: ...ire electrical shock and injury to people including the following 1 DO NOT use this product near water for example near a bath tub wash bowl kitchen sink or washing machine in a wet basement or near a swimming pool 2 Avoid using this product during an electrical storm There may be a remote risk of electric shock from lightning 3 DO NOT use this product to report a gas leak in the vicinity of the l...

Страница 23: ...Im Falle von Störungen der Lasereinheit muß diese ersetzt werden Das Gehäuse der 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 b...

Страница 24: ...ctivities in the off peak hours such as early morning or late evening This equipment complies with Part 68 of the FCC rules and the requirements adopted by the ACTA On the backside of this equipment is a label that contains among other information a product identifier in the format US AAAEQ TXXXX If requested this number must be provided to the telephone company You may safely connect this equipme...

Страница 25: ...rty line service is subject to state tariffs Contact the state public utility commission public service commission or corporation commission for information If your home has specially wired alarm equipment connected to the telephone line ensure the installation of this equipment does not disable your alarm equipment If you have questions about what will disable alarm equipment call your telephone ...

Страница 26: ... be connected to a telephone interface The termination on an interface may consist of any combination of devices subject only to the requirement that the sum of the RENs of all the devices does not exceed five L indice d équivalence de la sonnerie IES sert à indiquer le nombre maximal de terminaux qui peuvent être raccordés à une interface téléphonique La terminaison d une interface peut consister...

Страница 27: ...Confidential CHAPTER 1 SPECIFICATIONS ...

Страница 28: ...2 Network Connectivity 1 6 1 3 Service Information 1 7 1 4 Supplies 1 8 1 5 Paper 1 10 1 5 1 Paper handling 1 10 1 5 2 Media specifications 1 11 1 5 3 Type and size of paper 1 11 1 6 Printable Scannable Area 1 12 1 7 Telephone 1 12 1 8 FAX Only for the models with FAX function 1 13 1 9 Copy 1 13 1 10 Scanner 1 14 1 11 USB Direct Interface 1 14 ...

Страница 29: ...00 MHz Memory Standard 64 MB 128 MB 64 MB Option Up to 256 MB DDR2 16 bit 144 pin Interface Hi Speed USB 2 0 10Base T 100Base TX DCP 8110D N A Hi Speed USB 2 0 10Base T 100BaseTX 1000Base T DCP 8250DN only Power consumption Peak Average Approximately 1200 W Copying Average Approximately 669 W for U S A Average Approximately 651 W for Europe Asia Average Approximately 702 W for U S A Average Approx...

Страница 30: ... 515 x 601 mm 21 0 x 20 3 x 23 7 inch Machine Size 405 x 415 x 423 mm 15 9 x 16 3 x 16 7 inch 491 x 415 x 447 mm 19 3 x 16 3 x 17 6 inch 491 x 415 x 477 mm 19 3x16 3 x 18 8 inch 405 x 415 x 423 mm 15 9 x 16 3 x 16 7 inch Weights Without Carton With toner drum 15 6 kg 34 4 lb 16 1 kg 35 5 lb 16 5 kg 36 4 lb DCP 8157DN 15 9 kg 35 1 lb 17 5 kg 38 6 lb 15 8 kg 34 8 lb LCD Size 2 76 x 1 06 inch 22 char...

Страница 31: ...dard 128 MB 64 MB 128 MB Option Up to 256 MB DDR2 16 bit 144 pin Interface Hi Speed USB 2 0 10Base T 100Base TX Hi Speed USB 2 0 10Base T 1000Base TX IEEE 802 11b g n Infrastructure Mode IEEE 802 11b Ad hoc Mode Hi Speed USB 2 0 10Base T 100Base TX Power consumption Peak Average Approximately 1200 W Copying Average Approximately 651 W Average Approximately 702 W for U S A Average Approximately 694...

Страница 32: ...inch Machine Size 405 x 415 x 423 mm 15 9 x 16 3 x 16 7 inch 491 x 415 x 447 mm 19 3 x 16 3 x 17 6 inch 491 x 415 x 477 mm 19 3 x 16 3 x 18 8 inch 491 x 415 x 607 mm 19 3 x 16 3 x 23 9 inch 491 x 415 x447 mm 19 3 x 16 3 x 17 6 inch Weights Without Carton With toner drum 16 0 kg 35 3 lb 16 3 kg 35 9 lb MFC 8712DW 15 7 kg 34 6 lb 16 7 kg 36 8 lb MFC 8912DW 16 1 kg 35 5 lb 17 7 kg 39 0 lb 20 8 kg 45 ...

Страница 33: ... Server 2003 Intel Pentium III or equivalent 256 MB 512 MB 50 MB N A 10Base T 100Base TX Ethernet 1000Base T Gigabit Ethernet 3 Wireless 4 802 11b g n Windows Server 2003 x64 Edition 64 bit Intel 64 or AMD 64 supported CPU Windows Server 2008 Intel Pentium 4 or equivalent 64 bit Intel 64 or AMD 64 supported CPU 512 MB 2 GB Windows Server 2008 R2 64 bit Intel 64 or AMD 64 supported CPU Macintosh Op...

Страница 34: ...curity N A Specifications are subject to change without notice Model MFC 8520DN MFC 8710DW MFC 8712DW MFC 8910DW MFC 8912DW MFC 8950DW MFC 8952DW MFC 8950DWT MFC 8952DWT MFC 8810DW Wired network Network node type NC 8300h Network type 10Base T 100Base TX Ethernet 10Base T 100Base TX 1000Base T Ethernet 10Base T 100Base TX Ethernet Network security APOP POP before SMTP SMTP AUTH SSL TLS IPPS HTTPS ...

Страница 35: ...Part life Document Scanner Unit Up to 50 000 pages MTBF 4 000 hours MTTR 0 5 hours Maximum monthly volume Up to 50 000 pages Periodical maintenance parts Fuser Unit 100 000 pages Laser Unit 100 000 pages Paper Feeding Kit 1 100 000 pages Paper Feeding Kit 2 100 000 pages MP Paper Feeding Kit 50 000 pages Specifications are subject to change without notice ...

Страница 36: ...00 pages 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 30 000 pages drum unit 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 normal condition as below Temperature Norma...

Страница 37: ...en 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 30 000 pages drum unit 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 normal condition as below Temperature Normal condition...

Страница 38: ... Output Face down 150 sheets 80 g m2 Face up 1 sheet straight paper path Duplex Yes Specifications are subject to change without notice Model MFC 8520DN MFC 8710DW MFC 8712DW MFC 8910DW MFC 8912DW MFC 8950DW MFC 8952DW MFC 8950DWT MFC 8952DWT MFC 8810DW Paper Input Paper tray 1 250 sheets 500 sheets 250 sheets Paper tray 2 500 sheets Option 500 sheets Standard equipment 500 sheets Option MP tray 5...

Страница 39: ...ay 2 60 to 105 g m2 16 to 28 lb MP tray 60 to 163 g m2 16 to 43 lb Duplex 60 to 105 g m2 16 to 28 lb ADF 64 to 90 g m2 16 to 28 lb Media size Paper tray 1 A4 Letter B5 ISO JIS A5 A5 Long Edge B6 ISO A6 Executive Legal 1 Folio Paper tray 2 A4 Letter B5 ISO JIS A5 B6 ISO Executive Legal 1 Folio MP tray Width 76 2 to 215 9 mm 3 to 8 5 inch Length 127 to 355 6 mm 5 to 14 inch Duplex Letter Legal Folio...

Страница 40: ...2 inch 3 mm 0 12 inch Legal 3 mm 0 12 inch 4 mm 0 16 inch Copy Letter 4 mm 0 16 inch 3 mm 0 12 inch A4 4 mm 0 16 inch 3 mm 0 12 inch Legal 4 mm 0 16 inch 4 mm 0 16 inch Scan Letter 3 mm 0 12 inch 3 mm 0 12 inch A4 3 mm 0 12 inch 3 mm 0 12 inch Legal 3 mm 0 12 inch 3 mm 0 12 inch Print Letter 4 23 mm 0 16 inch 6 35 mm 0 25 inch A4 4 23 mm 0 16 inch 6 01 mm 0 24 inch Legal 4 23 mm 0 16 inch 6 35 mm ...

Страница 41: ...Up to 36 38 cpm Up to 40 40 cpm DCP 8155DN for Asia Oceania Up to 40 42 cpm Up to 40 42 cpm Up to 36 38 cpm First copy out time From Ready mode and Paper tray Less than 10 5 seconds From Sleep mode and Paper tray Less than 13 5 seconds Resolution dpi 1 200 x 600 dpi Auto duplex scanning copy N A Yes N A Specifications are subject to change without notice Model MFC 8520DN MFC 8710DW MFC 8712DW MFC ...

Страница 42: ...seconds Specifications are subject to change without notice Model MFC 8520DN MFC 8710DW MFC 8712DW MFC 8910DW MFC 8912DW MFC 8950DW MFC 8952DW MFC 8950DWT MFC 8952DWT MFC 8810DW Resolution Optical FB Maximum scanning 1 200 main scanning x 1 200 dpi sub scanning ADF Maximum scanning 1 200 main scanning x 600 dpi sub scanning Resolution Interpolated Maximum scanning 19 200 main scanning x 19 200 dpi...

Страница 43: ...Confidential CHAPTER 2 TROUBLESHOOTING ...

Страница 44: ... Each Part 2 9 2 4 Block Diagram 2 11 2 5 Main Components 2 12 2 6 Life of Toner Cartridge and Drum Unit 2 13 3 ERROR INDICATIONS 2 18 3 1 Error Codes 2 18 3 2 Error Messages 2 24 3 3 Communication Errors 2 28 4 TROUBLESHOOTING 2 31 4 1 Error Cause and Remedy 2 31 4 2 Troubleshooting for Paper Feeding Problems 2 69 4 2 1 Multiple sheets of paper are fed 2 69 4 2 2 Paper becomes wrinkled 2 69 4 2 3...

Страница 45: ...e 2 91 4 11 Troubleshooting for Document Feeding Problems 2 92 4 11 1 Multiple sheets of document are fed 2 92 4 11 2 Document becomes wrinkled 2 92 4 11 3 Document size is not detected correctly 2 92 4 12 Troubleshooting for Image Defects 2 93 4 12 1 Defect examples 2 93 4 12 2 Troubleshooting according to image defect 2 93 4 13 Troubleshooting for Fax Problems 2 96 4 13 1 Fax cannot be sent 2 96...

Страница 46: ... Be sure to hold the connector 3 Static electricity generated and stored on your body may damage electronic parts Before handling the PCBs touch a metal section of the machine to discharge static electricity When transporting PCBs be sure to wrap them in conductive sheets When replacing the PCBs wear a grounding wrist band and perform replacement on a conductive mat Also take care not to touch the...

Страница 47: ...ght excessive heat moisture or dust 4 Hold the machine level while moving it Power supply 1 Power described on the rating label attached on the machine is supplied Power fluctuation should be within 10 of the rated voltage 2 The AC input power supply is within the regulated value 3 The cables and harnesses are connected correctly 4 The fuses are not blown Paper 1 The recommended type of paper is b...

Страница 48: ...aration pad may cause paper feed problems If condensation has formed in the machine leave the machine for at least two hours until it reaches room temperature If the drum unit is unpacked soon after it is moved to a warm room from a cold location condensation may occur inside the unit which may cause printing failure Leave the drum unit for one or two hours until it reaches room temperature and th...

Страница 49: ...ler Outer chute Eject roller 1 Fuser cover Eject actuator Pressure roller Duplex tray Paper tray 1 Duplex paper feed roller Registration rear actuator Developer roller Exposure drum Eject roller 2 Fuser unit Heat unit Laser unit Registration front actuator Back side Front side Plate Paper tray 2 T2 paper feed actuator T2 separation roller T2 separation pad T2 pick up roller T2 paper dust cleaning ...

Страница 50: ...nt scanning position actuator Second side document scanning position actuator Second side document scanning position sensor PCB ADF cover document detection sensor PCB Document glass Document cover ADF document output support flap ADF cover actuator Document pick up roller Document detection actuator ADF separate pad Document feed roller ASSY 1 Document separate roller ADF document support Paper g...

Страница 51: ... cover ADF document output support flap ADF cover actuator Document pick up roller Document detection actuator ADF separate pad Document feed roller ASSY 1 ADF document support Paper guide Second side CIS unit Document ejection roller Document separate roller First side document scanning position actuator Second side document hold Second side document scanning position actuator Second side documen...

Страница 52: ...2 7 Confidential 2 2 Paper Feeding 2 2 1 Printer part Fig 2 4 Duplex path Back side Front side Manual feed slot path Paper tray 1 path Paper tray 2 path ...

Страница 53: ...2 8 Confidential 2 2 2 Scanning Legal model Fig 2 5 A4 model Fig 2 6 Document feed path Document feed path ...

Страница 54: ...paper is ejected from the fuser unit Detects the rear edge of the paper in duplex printing mode to adjust the eject roller change timing Detects a paper jam at the rear section of the machine Determines whether the fuser cover is open when the back cover is open Eject roller 1 Feeds the paper ejected from the fuser unit to eject roller 2 Eject roller 2 Feeds the paper ejected from eject roller 1 t...

Страница 55: ...r toner cartridge even if it is new When a new toner cartridge is detected the developer roller counter and the developing bias voltage value are reset and the toner cartridge replacement counter increases by one Document detection sensor Detects whether a document is set in the ADF Document scanning position sensor Detects the scanning start position Second side First side ADF cover sensor Detect...

Страница 56: ... PCB T1 paper feed sensor Develop clutch Duplex solenoid Toner sensor PCB Back light PCB Panel PCB LCD T2 paper feed sensor T2 relay PCB T2 clutch ADF cover sensor PCB Second side document scanning position sensor PCB Toner sensor New toner sensor Toner sensor MP solenoid ADF document detection sensor ADF cover sensor NCU PCB Speaker USB host relay PCB Internal thermistor Motor relay PCB First sid...

Страница 57: ...Y Speaker unit Joint cover USB host PCB ASSY Main fan Side cover R ASSY Laser unit Air duct Back cover Fuser cover Fuser unit Main PCB ASSY Access cover Side cover L Paper tray 1 MP cover ASSY Front cover ASSY Internal temperature thermistor High voltage power supply PCB ASSY Low voltage power supply PCB ASSY MP paper guide ASSY ...

Страница 58: ...ber of rotations of developer roller The machine is equipped with a function to detect the limit of the number of rotations of the developer roller before the roller becomes abraded and unusable Relationship between printable pages of toner cartridge and remaining toner The table below shows the life of toner cartridges assuming that the print pattern specified by ISO IEC 19752 is printed Point 2 ...

Страница 59: ...ations varies according to individual differences in machines and installation environment The above data is for reference Toner cartridge Limit for rotations of developer roller Starter 42 000 Standard 54 000 High 102 000 Super high 144 000 Number of rotations of developer roller per A4 size page Page No of rotations First page 40 42PPM model A4 Letter 15 5 38 40PPM model A4 Letter 15 5 36 38PPM ...

Страница 60: ...04 4386 4575 4710 4812 4891 Cartridge life Standard 3484 4675 5277 5640 5882 6056 6187 6288 Cartridge life High 6581 8831 9967 10653 11111 11439 11686 11878 Cartridge life Super high 9290 12468 14072 15039 15686 16150 16498 16769 Life of toner cartridge when warm up operation after power ON and fuser unit warm up operation max are performed before printing 40 42PPM model Average pages printed page...

Страница 61: ... the first page 12 2 The number of drum rotations per page for the second page and later continuous printing 3 8 Page count based on the number of drum rotations Number of drum rotations for the first page Number of drum rotations per page for the second page and later x Number of pages in continuous printing 1 15 The divisor 15 is assumed value of the number of drum rotations per page when end us...

Страница 62: ...ge are as of February 2012 These values are subject to change without prior notice Non touch panel models 1 Press the 3 and 9 buttons simultaneously in the ready state Reset Menu is displayed on the LCD 2 Press the or button to select Drum Unit and press the OK button 1 Reset 2 Exit is displayed on the LCD 3 Press the 1 button Accepted is displayed on the LCD and the machine returns to the ready s...

Страница 63: ...ified error occurred 2 33 1700 An unidentified error occurred 2 32 3200 An unidentified error occurred 2 33 1800 An unidentified error occurred 2 32 3300 An unidentified error occurred 2 33 1900 An unidentified error occurred 2 32 3400 An unidentified error occurred 2 33 1A00 An unidentified error occurred 2 32 3500 An unidentified error occurred 2 33 1B00 An unidentified error occurred 2 32 3600 ...

Страница 64: ...0 An unidentified error occurred 2 39 5300 Printable pages set for paper feeding kit 2 have reached the limit Printing does not stop 2 36 6900 An unidentified error occurred 2 39 5400 Printable pages set for the fuser unit have reached the limit Printing does not stop 2 36 6A00 The center thermistor of the fuser unit has not reached the specified temperature within the specified time 2 40 5500 Pri...

Страница 65: ...not detect the synchronized signal of the main motor The speed of the main motor does not stabilize within the specified time 2 42 8A00 The registration front sensor does not detect paper pass within the specified time after the T1 paper feed sensor detected paper pass 2 46 7B00 An unidentified error occurred 2 43 8B00 The registration front sensor does not detect paper pass within the specified t...

Страница 66: ...et to AUTO the MP paper empty sensor T1 paper feed sensor and T2 paper feed sensor all detected that there was no paper set in the MP tray paper tray 1 and paper tray 2 2 50 A600 Although operation was retried due to error A500 that occurred while scanning the fax white or black correction data for the first side CIS was not within the correct range 2 55 9700 When printing from paper tray 1 a pape...

Страница 67: ...ode 55 was executed 2 59 D400 An unidentified error occurred 2 62 BC00 Although operation was retried due to error AC00 that occurred while scanning the fax white or black correction data for the second side CIS was not within the correct range 2 59 D500 An unidentified error occurred 2 62 BD00 A black level not within the standard was scanned when function code 55 was executed 2 59 D600 An uniden...

Страница 68: ...ed 2 68 E800 An unidentified error occurred 2 66 F800 An unidentified error occurred 2 68 E900 An unidentified error occurred 2 66 F900 The country code was not entered correctly 2 68 EA00 An unidentified error occurred 2 66 FA00 An unidentified error occurred 2 68 EB00 An unidentified error occurred 2 66 FB00 An unidentified error occurred 2 68 EC00 Detected a main fan failure 2 66 FC00 An uniden...

Страница 69: ... document length was 90 cm or more while scanning the document A200 2 54 The first side document scanning position sensor has not detected the top of the document even after the document has been fed for the specified distance A300 2 54 Drum Error Detected discharge that may be attributable to dirty corona wire on the drum unit 2 43 Drum Stop Detected discharge when the number of rotations of the ...

Страница 70: ...et in the MP tray 9300 2 49 When printing from paper tray 1 the T1 paper feed sensor detected that there was no paper set in paper tray 1 9400 2 49 When printing from paper tray 2 the T2 paper feed sensor detected that there was no paper set in paper tray 2 9500 2 50 When printing with the tray designation set to AUTO the MP paper empty sensor T1 paper feed sensor and T2 paper feed sensor all dete...

Страница 71: ...ssage is displayed for approximately 15 minutes when the machine is restarted after error code 5800 has occurred 5900 2 38 Size Error When printing from paper tray 1 a paper size not supported for paper tray 1 was specified from the driver 9700 2 51 When printing from paper tray 2 a paper size not supported for paper tray 2 was specified from the driver 9800 2 51 Size Error DX The registration fro...

Страница 72: ...aper Size While printing with the tray designation set to AUTO the tray automatically changes when paper in the current tray has run out However the paper size in the next tray differs from that in the previous tray Wrong Password Incorrect password was entered when performing Secure Print or Setting Lock Error Message Description Error codes Refer to ...

Страница 73: ...N line T38 488 Not Acceptable Here 2 96 1C 04 SIP Session Initiation Protocol connection not possible T38 USW NGN fax setting is OFF or calling attempted before acquisition of SIP information 2 96 1C 05 Internal error detected in the communication network T38 2 96 1C 06 SIP Server timeout T38 2 96 1C 08 An error other than 1C01 1C02 1C03 1C04 1C06 1D01 1D02 and 1D04 was detected 2 96 1D 01 Detecte...

Страница 74: ...minal not equipped with SUB function 2 96 32 18 Remote terminal not equipped with color function 2 96 40 02 Illegal coding system requested 2 96 40 03 Illegal recording width requested 2 96 40 05 ECM requested although not allowed 2 96 40 06 Polled while not ready 2 96 40 07 No document to be sent when polled 2 96 40 10 Nation code or manufacturer code not correct 2 96 40 11 Group number not regis...

Страница 75: ...ved sending terminal 2 96 A9 01 RTN PIN or ERR sent receiving terminal 2 96 AA 18 Receive buffer full during receiving into memory 2 96 B0 01 Polarity reversion detected 2 96 B0 02 Unable to receive the next page data 2 96 B0 03 Unable to receive polling even during turn around transmission due to call reservation 2 96 B0 04 PC interface error 2 96 C0 01 No common modulation mode or failed to poll...

Страница 76: ...t usually occur during normal use The possible causes are noise around the installation site fluctuation of the power supply voltage and failures in the software An unidentified error occurred Step Cause Remedy 1 Panel PCB failure Replace the panel PCB ASSY 2 Touch panel PCB failure Replace the touch panel PCB ASSY 3 Main PCB failure Replace the main PCB ASSY Log Access Error User Check Follow the...

Страница 77: ...Y 3 Touch panel PCB failure Replace the touch panel PCB ASSY 4 Main PCB failure Replace the main PCB ASSY Duplex Disabled Close the Back Cover of the machine and put the Duplex Tray back in User Check Close the back cover Set the duplex tray Step Cause Remedy 1 Connection failure of the back cover sensor harness Check the connection of the back cover sensor harness and reconnect it if necessary 2 ...

Страница 78: ...te fluctuation of the power supply voltage and failures in the software An unidentified error occurred Replace Parts Drum Step Cause Remedy 1 Replace the drum unit with a new one and reset the drum counter If the error display is not cleared the main PCB is faulty Replace the main PCB ASSY Step Cause Remedy 1 Main PCB failure Replace the main PCB ASSY Print Unable 24 Turn the power off and then ba...

Страница 79: ... usually occur during normal use The possible causes are noise around the installation site fluctuation of the power supply voltage and failures in the software An unidentified error occurred Print Unable 36 Turn the power off and then back on again Step Cause Remedy 1 High voltage power supply PCB failure Replace the high voltage power supply PCB ASSY 2 Main PCB failure Replace the main PCB ASSY ...

Страница 80: ...r then install the Toner Cartridge User Check Set the toner cartridge Step Cause Remedy 1 Toner sensor PCB failure Refer to 1 3 10 Check sensor operation function code 32 in Chapter 5 to check the sensor operation If the sensor operation is faulty replace the toner sensor PCB ASSY 2 Relay front PCB failure Replace the relay front PCB ASSY 3 Main PCB failure Replace the main PCB ASSY Step Cause Rem...

Страница 81: ... Printable pages set for the laser unit have reached the limit Printing does not stop Replace Parts PF KitMP Replace Parts PF Kit1 Replace Parts PF Kit2 Step Cause Remedy 1 Abrasion of the MP paper feeding kit paper feeding kit 1 or paper feeding kit 2 Replace the MP paper feeding kit paper feeding kit 1 or paper feeding kit 2 2 Main PCB failure Replace the main PCB ASSY Replace Parts Fuser Unit S...

Страница 82: ...e sensor operation If the sensor operation is faulty replace the eject sensor PCB ASSY 5 Main PCB failure Replace the main PCB ASSY Jam Duplex Pull out the Duplex Tray at the back of the machine and remove the jammed paper User Check Remove the paper jammed in the duplex paper feed system Use A4 or Letter size paper Check that the thickness of the paper is 60 to 105 g m2 Step Cause Remedy 1 Foreig...

Страница 83: ...ne for 15 min Self Diagnostic Will Automatically Restart within 15 minutes Step Cause Remedy 1 Connection failure of the fuser unit harnesses Check the connection of fuser unit harnesses and reconnect them if necessary 2 Connection failure of the eject sensor PCB harness Check the connection of the eject sensor PCB harness and reconnect it if necessary 3 Fuser unit failure Replace the fuser unit 4...

Страница 84: ...ilures in the software An unidentified error occurred Replace Toner Open the Front Cover replace Toner Cartridge User Check Replace the toner cartridge Step Cause Remedy 1 Toner sensor PCB failure Refer to 1 3 10 Check sensor operation function code 32 in Chapter 5 to check the sensor operation If the sensor operation is faulty replace the toner sensor PCB ASSY 2 Relay front PCB failure Replace th...

Страница 85: ...the power off and then back on again Fuser Error Print Unable 6F Turn the power off and then back on again User Check Turn OFF the power switch After several seconds turn ON the power again and check that this error is reset Step Cause Remedy 1 Connection failure of the center or side thermistor harness of the fuser unit Check the connection of the center or side thermistor harness of the fuser un...

Страница 86: ...hermistor detected a temperature higher than the specified value All fans are activated at full speed until the temperature falls Step Cause Remedy 1 Main PCB failure Replace the main PCB ASSY Print Unable 71 Turn the power off and then back on again Print Unable 72 Turn the power off and then back on again User Check Turn OFF the power switch Leave the machine in a well ventilated location at nor...

Страница 87: ...reconnect it if necessary 2 Connection failure of the heater harness of the fuser unit Check the connection of the heater harness of the fuser unit and reconnect it if necessary 3 Connection failure of the eject sensor PCB harness Check the connection of the eject sensor PCB harness and reconnect it if necessary 4 Connection failure of the low voltage power supply PCB harness Check the connection ...

Страница 88: ...etected that the paper length was too short when faxing or printing a list or report Step Cause Remedy 1 Main PCB failure Replace the main PCB ASSY Drum Error Open the Front Cover and slide the green tab across the Drum Unit several times User Check Slide the green tag of the drum unit left and right two to three times to clean the corona wire Replace the drum unit with a new one Step Cause Remedy...

Страница 89: ... new drum User Check Replace the drum unit with a new one and reset the drum counter Step Cause Remedy 1 High voltage power supply PCB failure Replace the high voltage power supply PCB ASSY 2 Main PCB failure Replace the main PCB ASSY Jam Rear Open the Back Cover and remove the jammed paper then press Start User Check Remove the paper jammed in the rear section of the machine Step Cause Remedy 1 F...

Страница 90: ...er to 1 3 10 Check sensor operation function code 32 in Chapter 5 to check the sensor operation If the sensor operation is faulty replace the T1 paper feed sensor PCB ASSY 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 Main PCB failure Replace the main PCB ASSY Jam Inside Open the Front Cover p...

Страница 91: ...ace the registration front rear sensor PCB ASSY 3 Main PCB failure Replace the main PCB ASSY Jam Tray 1 Remove the jammed paper from Tray 1 Jam Tray 2 Remove the jammed paper from Tray 2 User Check Remove the paper jammed in the front section of the machine Adjust the paper guide according to the paper size Check that the thickness of the paper is 60 to 105 g m2 Check that there is not too much pa...

Страница 92: ...ar sensor harness Check the connection of the registration front rear sensor PCB harness and reconnect it if necessary 4 Abrasion of the MP paper pick up roller Replace the MP paper feeding kit 5 Registration front sensor failure Refer to 1 3 10 Check sensor operation function code 32 in Chapter 5 to check the sensor operation If the sensor operation is faulty replace the registration front rear s...

Страница 93: ... not match the size specified by the driver Error code 9200 When printing from paper tray 2 the size of paper set in paper tray 2 does not match the size specified by the driver Size mismatch Reload correct paper in T Size mismatch Reload correct paper in T Size mismatch Reload correct paper in T Size mismatch Load S paper in T and press Start Size mismatch Load S paper in T and press Start Size m...

Страница 94: ...aulty replace the MP paper empty sensor PCB ASSY 4 High voltage power supply PCB failure Replace the high voltage power supply PCB ASSY 5 Main PCB failure Replace the main PCB ASSY No Paper Load S paper in T1 User Check Set the paper in paper tray 1 Step Cause Remedy 1 Connection failure of the T1 paper feed sensor harness Check the connection of the T1 paper feed sensor PCB harness and reconnect ...

Страница 95: ...ensor harness and reconnect it if necessary 2 T2 paper feed actuator caught in some sections of the machine Reattach the T2 paper feed actuator 3 T2 paper feed actuator failure Replace the T2 paper feed actuator 4 T2 paper feed sensor failure Refer to 1 3 10 Check sensor operation function code 32 in Chapter 5 to check the sensor operation If the sensor operation is faulty replace the T2 paper fee...

Страница 96: ... 1 User Check Set the Printer Driver s paper setting to a paper size supported for paper tray 1 Step Cause Remedy 1 Main PCB failure Replace the main PCB ASSY Size Error Specify the correct paper size for Tray 2 User Check Set the Printer Driver s paper setting to a paper size supported for paper tray 2 Step Cause Remedy 1 Main PCB failure Replace the main PCB ASSY Size Error DX Press Stop Key Spe...

Страница 97: ... the MP paper empty actuator 1 or 2 2 Failure of MP paper empty actuator 1 or 2 Replace the MP paper empty actuator 1 or 2 3 MP paper empty sensor failure Refer to 1 3 10 Check sensor operation function code 32 in Chapter 5 to check the sensor operation If the sensor operation is faulty replace the MP paper empty sensor PCB ASSY 4 High voltage power supply PCB failure Replace the high voltage powe...

Страница 98: ... Cover User Check Close the front cover Step Cause Remedy 1 Connection failure of the front cover sensor harness Check the connection of the front cover sensor harness and reconnect it if necessary 2 Connection failure of the relay front harness Check the connection of the relay front harness and reconnect it if necessary 3 Front cover sensor attachment failure Reattach the front cover sensor 4 Br...

Страница 99: ...rst side document scanning position actuator 2 First side document scanning position sensor failure Replace the first side document scanning position sensor PCB ASSY 3 Main PCB failure Replace the main PCB ASSY Document Jam Clear the scanner jam then press the Stop Key User Check Set the document in the ADF correctly Step Cause Remedy 1 First side document scanning position actuator coming off Rea...

Страница 100: ...e ADF cover Step Cause Remedy 1 Connection failure of the ADF sensor PCB harness Reconnect the ADF sensor PCB harness 2 Tab to push the ADF cover sensor is broken Replace the ADF cover 3 ADF sensor failure Replace the ADF cover document detection sensor PCB ASSY 4 Main PCB failure Replace the main PCB ASSY Scan Unable Remove the original document Turn the power off then on again Scan Unable A6 See...

Страница 101: ...the power off and then back on again Step Cause Remedy 1 First side CIS unit or second side CIS unit failure Replace the first side CIS unit or second side CIS unit 2 Main PCB failure Replace the main PCB ASSY Scan Unable See Troubleshooting and routine maintenance chapter in User s Guide Step Cause Remedy 1 Malfunction of the program Install the latest firmware 2 Main PCB failure Replace the main...

Страница 102: ... Remove the original document Turn the power off then on again User Check Clean the second side document hold Step Cause Remedy 1 Second side CIS unit failure Replace the second side CIS unit 2 Main PCB failure Replace the main PCB ASSY Scan Unable Remove the original document Turn the power off then on again Step Cause Remedy 1 Incorrect correction data for first side CIS Execute function code 55...

Страница 103: ...900 The white level does not increase during scanning although the light intensity was increased SCANNER ERROR FB SCANNER ERROR ADF Step Cause Remedy 1 Connection failure of the first side CIS flat cable or second side CIS flat cable Reconnect the first side CIS flat cable or second side CIS flat cable 2 First side CIS unit or second side CIS unit failure Replace the first side CIS unit or second ...

Страница 104: ...the standard was scanned when function code 55 was executed Step Cause Remedy 1 Main PCB failure Replace the main PCB ASSY Scanner Error Step Cause Remedy 1 First side CIS unit or second side CIS unit failure Replace the first side CIS unit or second side CIS unit 2 Main PCB failure Replace the main PCB ASSY Scan Unable BC See Troubleshooting and routine maintenance chapter in User s Guide Step Ca...

Страница 105: ...cument is too long for duplex scanning Press Stop key User Check Change the paper size to A4 or letter size Step Cause Remedy 1 Second side document scanning position actuator caught in some sections of the machine Reattach the second side document scanning position actuator 2 Second side document scanning position sensor failure Replace the second side document scanning position sensor PCB ASSY 3...

Страница 106: ...o expand PC print data Error code C800 The memory size allotted for Secure Print was exceeded when saving Secure Print data Step Cause Remedy 1 Main PCB failure Replace the main PCB ASSY Out of Memory Press Stop Key User Check Print the print data stored in the memory Expand DIMM Out of Memory Secure Print Data is full Press Stop Key and delete the previously stored data User Check Print the print...

Страница 107: ...und the installation site fluctuation of the power supply voltage and failures in the software An unidentified error occurred Unusable Device Remove the Device Turn the power off and back on again User Check Remove the USB device that is not within the specifications Step Cause Remedy 1 Main PCB failure Replace the main PCB ASSY Step Cause Remedy 1 Main PCB failure Replace the main PCB ASSY Step C...

Страница 108: ...onnection of the low voltage power supply PCB harness and reconnect it if necessary 5 Eject sensor PCB failure Refer to 1 3 10 Check sensor operation function code 32 in Chapter 5 to check the sensor operation If the sensor operation is faulty replace 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 fuse...

Страница 109: ... Error code E000 An error occurred in the ROM check sum Error code E100 Program error Step Cause Remedy 1 Main PCB failure Replace the main PCB ASSY Print Unable E0 Turn the power off and then back on again Step Cause Remedy 1 Main PCB failure Replace the main PCB ASSY Print Unable E1 Turn the power off and then back on again Step Cause Remedy 1 Firmware install failure Install the latest firmware...

Страница 110: ...ain and check that this error is reset Step Cause Remedy 1 Connection failure of the side thermistor harness of the fuser unit Check the connection of the side thermistor harness of the fuser unit and reconnect it if necessary 2 Connection failure of the eject sensor PCB harness Check the connection of the eject sensor PCB harness and reconnect it if necessary 3 Eject sensor PCB failure Refer to 1...

Страница 111: ...ness Check the connection of the main fan harness and reconnect it if necessary 2 Connection failure of the toner LED PCB harness Check the connection of the toner LED PCB harness and reconnect it if necessary 3 Main fan failure Replace the main fan 4 Toner LED PCB failure Refer to 1 3 10 Check sensor operation function code 32 in Chapter 5 to check the sensor operation If the sensor operation is ...

Страница 112: ...or is reset Step Cause Remedy 1 Low voltage power supply PCB failure Replace the low voltage power supply PCB ASSY and then reset the irregular power supply detection counter 2 Main PCB failure Replace the main PCB ASSY CAUTION The irregular power supply detection error error code EF00 occurs when there is a large distortion in the power supply voltage supplied to the machine In this case if the s...

Страница 113: ...s do not usually occur during normal use The possible causes are noise around the installation site fluctuation of the power supply voltage and failures in the software An unidentified error occurred Step Cause Remedy 1 Main PCB failure Replace the main PCB ASSY Machine Error F9 Step Cause Remedy 1 Power switch was turned OFF while PARAMETER INIT is displayed during execution of function code 74 R...

Страница 114: ...1 Abrasion of the separation pad or separation roller Replace the paper feeding kit for the corresponding paper tray User Check Check that the paper is set in each paper tray correctly Reverse the paper in each paper tray or rotate the paper 180 Adjust the paper guide according to the paper size Check that the thickness of the paper is 60 to 105 g m2 60 to 163 g m2 for MP tray Check that the paper...

Страница 115: ...ickness of the paper is 60 to 105 g m2 60 to 163 g m2 for MP tray User Check Rotate the paper 180 in the paper tray and retry printing Flip through the paper and reset it in the tray Set the driver setting to duplex printing Use A4 or Letter size paper Step Cause Remedy 1 Duplex solenoid failure Replace the duplex solenoid 2 Main PCB failure Replace the main PCB ASSY ...

Страница 116: ...rt on the back of paper Vertical streaks Faint print Black spots Downward fogging Ghost Fogging Black band White spots White horizontal Vertical streaks Black vertical streaks in a light background Black horizontal Completely blank Image distortion All black Faulty registration Dark stripes streaks of solid color ...

Страница 117: ...tment Replace the drum unit with a new one Replace the toner cartridge with a new one Step Cause Remedy 1 Dirt on electrodes of the drum unit Clean the electrodes of the drum unit and those of the machine Refer to Fig 2 10 or Fig 2 11 2 Toner volume determination failure when a new toner cartridge is detected Reset the developer roller counter Refer to 2 4 Reset Developer Roller Counter in Chapter...

Страница 118: ...2 73 Confidential Electrodes location of the toner cartridge and drum unit Fig 2 10 Electrodes location of the machine Fig 2 11 ...

Страница 119: ...environment of the machine Using the machine in high temperature and humidity conditions can cause this problem Clean the corona wire If a new toner cartridge has been set check whether it was replaced with a used toner cartridge Adjust the density using the Density Adjustment Replace the drum unit with a new one Replace the toner cartridge with a new one Step Cause Remedy 1 Dirt on electrodes of ...

Страница 120: ... PCB ASSY 3 Low voltage power supply PCB failure Replace the low voltage power supply PCB ASSY 4 Laser unit failure Replace the laser unit 5 Main PCB failure Replace the main PCB ASSY User Check Clean the corona wire Replace the drum unit with a new one Replace the toner cartridge with a new one Step Cause Remedy 1 Dirt on electrodes of the drum unit and those of the machine Clean the electrodes o...

Страница 121: ... unit 6 Main PCB failure Replace the main PCB ASSY User Check Clean the corona wire Replace the drum unit with a new one Step Cause Remedy 1 Dirt on electrodes of the drum unit and those of the machine and dirt on grounding wire Clean the electrodes of the drum unit and those of the machine and the grounding wire Refer to Fig 2 10 or Fig 2 11 2 Connection failure of the laser unit flat cable Recon...

Страница 122: ...leaning tab to the position This problem may disappear after printing multiple sheets of paper Refer to the User s Guide 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 Clean the eject pinch roller Step Cause Remedy 1 Dirt on paper feed system Wipe off the dirt on the sections shown in the illustrat...

Страница 123: ...reign object in the laser unit Replace the laser unit User Check Clean inside the machine and the corona wire of the drum unit Return the corona wire cleaning tab to the position The tray earth spring on the machine side may be dirty Clean it with a dry cloth Replace the toner cartridge with a new one Replace the drum unit with a new one Step Cause Remedy 1 Tray earth spring is bent Replace the pa...

Страница 124: ... a new one Step Cause Remedy 1 Dirt on 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 10 or Fig 2 11 2 Dirt on electrodes of the toner cartridge and those of the machine Clean the electrodes of the toner cartridge and those of the machine Refer to Fig 2 10 Fig 2 11 3 Fuser unit failure Replace the fuser unit 4 High...

Страница 125: ...achine Clean the electrodes of the toner cartridge and those of the machine Refer to Fig 2 10 or Fig 2 11 3 Earth wires or earth plate attachment failure not grounded correctly Retighten the screws to secure the earth wires or earth plate 4 Tray earth spring is bent Replace the paper tray 5 Scratches or dirt on the heat unit horizontal stripes at intervals of 104 mm Replace the fuser unit 6 High v...

Страница 126: ... a new one Step Cause Remedy 1 Relay front PCB failure Replace the relay front PCB ASSY 2 Toner sensor failure Refer to 1 3 10 Check sensor operation function code 32 in Chapter 5 to check the sensor operation If the sensor operation is faulty replace the toner sensor PCB ASSY 3 Laser unit failure Replace the laser unit 4 Main PCB failure Replace the main PCB ASSY ...

Страница 127: ...ustration below to clean the paper dust cleaning roller 2 Dirt on 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 10 or Fig 2 11 3 Dirt on electrodes of the toner cartridge and those of the machine Clean the electrodes of the toner cartridge and those of the machine Refer to Fig 2 10 or Fig 2 11 4 Relay front PCB fa...

Страница 128: ...of the machine Refer to Fig 2 10 or Fig 2 11 2 Dirt on electrodes of the toner cartridge and those of the machine Clean the electrodes of the toner cartridge and those of the machine Refer to Fig 2 10 or Fig 2 11 3 Scratches or dirt on the heat unit horizontal stripes at intervals of 104 mm or dirt on the pressure roller Replace the fuser unit 4 High voltage power supply PCB failure Replace the hi...

Страница 129: ... Using the machine in high temperature and humidity or low temperature and humidity conditions can cause this problem This problem may disappear after printing multiple sheets of paper Replace the drum unit with a new one Replace the toner cartridge with a new one Do not use acid paper Step Cause Remedy 1 Relay front PCB failure Replace the relay front PCB ASSY 2 Toner sensor PCB failure Refer to ...

Страница 130: ...FC XXXX or DCP XXXX in the USB Device Tree 5 Check the Product ID under MFC XXXX or DCP XXXX Product ID hexadecimal User Check Check that the USB cable LAN cable or parallel cable is not damaged When using an interface switch check that the correct machine is selected Check the relevant section in the User s Guide Check the driver setting Reset the machine to the default settings Refer to the User...

Страница 131: ...n the Network Setting Guide Check the network connection Reset the network Refer to the User s Guide Step Cause Remedy 1 Connection failure of the wireless LAN PCB harness Reconnect the wireless LAN PCB harness 2 Wireless LAN PCB failure Replace the wireless LAN PCB ASSY 3 Deformed LAN terminal pin Main PCB failure Replace the main PCB ASSY ...

Страница 132: ... 10 Low voltage power supply PCB failure Replace the low voltage power supply PCB ASSY 11 Main PCB failure Replace the main PCB ASSY User Check Check that the function lock is not set Step Cause Remedy 1 Panel unit attachment failure Reattach the panel unit 2 Connection failure of the panel PCB harness Check the connection of the panel PCB harness and reconnect it if necessary 3 Connection failure...

Страница 133: ...lace the main PCB ASSY Step Cause Remedy 1 The power switch was turned OFF or the front cover was opened while a new toner cartridge is being detected Reset the developer roller counter Refer to 2 4 Reset Developer Roller Counter in Chapter 5 2 New toner actuator coming off Reattach the new toner actuator 3 New toner sensor failure Refer to 1 3 10 Check sensor operation function code 32 in Chapter...

Страница 134: ...B and reconnect it if necessary 3 Connection failure of the eject sensor PCB harness Check the connection of the eject sensor harness and reconnect it if necessary 4 Eject sensor PCB failure Refer to 1 3 10 Check sensor operation function code 32 in Chapter 5 to check the sensor operation If the sensor operation is faulty replace the eject sensor PCB ASSY 5 Low voltage power supply PCB failure Rep...

Страница 135: ...ne for a while to remove condensation Step Cause Remedy 1 Earth plate contact failure Check the contact of the laser unit earth plate and retighten the screws 2 Connection failure of the laser unit flat cable Check the proper connection of the laser unit flat cable and reconnect it if necessary 3 Laser unit failure Replace the laser unit 4 Main PCB failure Replace the main PCB ASSY ...

Страница 136: ...y PCB failure Replace the high voltage power supply PCB ASSY 4 Low voltage power supply PCB failure Replace the low voltage power supply PCB ASSY 5 Main PCB failure Replace the main PCB ASSY Step Cause Remedy 1 Connection failure of the low voltage power supply PCB harness Check the connection of the low voltage power supply PCB harness and reconnect it if necessary 2 Low voltage power supply PCB ...

Страница 137: ... Check Check that the document guide is adjusted to suit the document size Check that the document is not curled Step Cause Remedy 1 Abrasion of the document separate roller Replace the document separate roller ASSY 2 Abrasion of the feed rollers Replace the ADF unit User Check Check that the document size is within the standard Step Cause Remedy 1 Document scanning position actuator caught in som...

Страница 138: ... glass or the ADF glass Clean the first side document hold or second side document hold Step Cause Remedy 1 Incorrect white level correction data Execute function code 55 2 First side CIS unit or second side CIS unit failure Replace the first side CIS unit or second side CIS unit 3 Main PCB failure Replace the main PCB ASSY Light Vertical streaks Vertical streaks Completely blank Faulty registrati...

Страница 139: ...ition actuator caught in some sections of the machine Reattach the second side document scanning position actuator Step Cause Remedy 1 First side CIS unit failure Replace the first side CIS unit User Check Check that the contrast setting is not too dark Step Cause Remedy 1 Incorrect white level correction data Execute function code 55 2 First side CIS unit or second side CIS unit failure Replace t...

Страница 140: ...d side CIS unit 3 Main PCB failure Replace the main PCB ASSY User Check Clean the document glass or the ADF glass Clean the first side document hold or second side document hold Step Cause Remedy 1 First side CIS unit or second side CIS unit failure Replace the first side CIS unit or second side CIS unit User Check Clean the document glass or the ADF glass Clean the first side document hold or sec...

Страница 141: ...ck Check that the line cord is inserted into the socket correctly Check that the receiving mode setting is correct Step Cause Remedy 1 Connection failure of the NCU PCB harness Check the connection of the NCU PCB harness and reconnect it if necessary 2 NCU PCB failure Replace the NCU PCB ASSY 3 Main PCB failure Replace the main PCB ASSY User Check Check that 0 is not set for the number of rings Ch...

Страница 142: ...the toner LED PCB harness Check the connection of the toner LED PCB harness and reconnect it if necessary 3 Main fan failure Replace the main fan 4 Main PCB failure Replace the main PCB ASSY Step Cause Remedy 1 Connection failure of the main motor harness Check the connection of the main motor harness and reconnect it if necessary 2 Main motor failure Replace the main motor ASSY 3 Low voltage powe...

Страница 143: ...Confidential CHAPTER 3 DISASSEMBLY REASSEMBLY ...

Страница 144: ...ING 3 2 3 SCREW CATALOGUE 3 3 4 SCREW TORQUE LIST 3 4 5 LUBRICATION 3 7 6 OVERVIEW OF GEARS 3 10 7 HARNESS ROUTING 3 12 8 DISASSEMBLY FLOW CHART 3 20 9 DISASSEMBLY PROCEDURE 3 22 9 1 Preparation 3 22 9 2 Paper tray 1 3 23 9 3 Back cover Outer chute 3 25 9 4 Fuser cover 3 26 9 5 MP cover ASSY 3 27 9 6 Front cover ASSY 3 28 9 7 Side cover L Access cover 3 29 9 8 Side cover R ASSY 3 30 9 9 ADF unit 3...

Страница 145: ... ASSY 3 77 9 21 Toner LED PCB ASSY 3 80 9 22 Main fan 3 82 9 23 Air duct Filter 3 84 9 24 Relay front PCB ASSY 3 85 9 25 Registration clutch T1 clutch 3 86 9 26 Main frame L ASSY 3 87 9 27 Main motor ASSY 3 89 9 28 Develop joint gear 37 Develop joint 3 91 9 29 LT drive gear 29 3 92 9 30 Toner sensor PCB ASSY 3 93 9 31 MP solenoid 3 94 9 32 Develop clutch 51R Develop one way clutch 53 3 95 9 33 New...

Страница 146: ...tration rear actuator Registration actuator spring 3 114 10 DISASSEMBLY PROCEDURE LT UNIT 3 117 10 1 Paper tray 2 3 117 10 2 T2 roller holder ASSY 3 119 10 3 T2 side cover L 3 120 10 4 T2 side cover R 3 121 10 5 T2 front cover ASSY 3 122 10 6 T2 relay PCB ASSY 3 123 10 7 T2 clutch 3 124 10 8 T2 paper feed sensor PCB ASSY 3 125 10 9 T2 back cover 3 129 10 10 LT connector ASSY T2 3 130 ...

Страница 147: ...o not insert them at an angle After insertion check 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 Violently closing the joint cover without mo...

Страница 148: ...uide Option carton AC cord bag ASSY Pad ASSY Pad ASSY Pad ASSY Protective material ASSY Machine LT Styrofoam pad R Styrofoam pad F Paper tray pad ASSY SP Carton LT 5400 Carton pad 1 Carton pad 2 Carton Carton spacer Carton spacer Carton outer ...

Страница 149: ...ite pan Taptite pan B M4x14 Screw pan S P washer Screw bind Screw pan S P washer M3x12 DB Taptite cup S M3x8 SR Taptite cup B Taptite pan B M3x8 Screw bind M3x4 T Taptite cup S M3x6 SR Taptite cup S M3x12 Screw pan S P washer M3 5x6 DA Screw pan S P washer M3x6 DA Taptite cup B M3x10 Taptite cup B M4x12 Taptite cup B M3x8 Screw pan Screw pan M4x8 ...

Страница 150: ...5 5 0 5 ADF earth harness Taptite cup S M3x8 SR 1 0 7 0 1 7 1 Drive frame ASSY Taptite cup B M3x10 3 0 5 0 1 5 1 ADF motor ASSY Screw pan S P washer M3x6 DA 1 Legal model 0 6 0 1 6 1 1 A4 model 0 35 0 05 3 5 0 5 Control panel ASSY Touch panel model Taptite bind B M4x12 2 0 65 0 05 6 5 0 5 Touch panel PCB harness Taptite bind B M4x12 Machine side 1 0 8 0 1 8 1 Screw pan S P washer M3x6 DA Panel PCB...

Страница 151: ...tite cup S M3x8 SR 3 0 5 0 1 5 1 Taptite bind B M4x12 1 0 8 0 1 8 1 Screw pan M4x8 1 0 5 0 1 5 1 Inlet Taptite flat B M3x10 1 0 5 0 1 5 1 Earth harness Screw pan M4x8 1 0 5 0 1 5 1 Low voltage power supply PCB ASSY Taptite cup S M3x8 SR 1 0 5 0 1 5 1 Taptite bind B M4x12 2 0 8 0 1 8 1 Under bar earth plate R Taptite cup S M3x8 SR 1 0 5 0 1 5 1 Under bar Front right side Taptite bind B M4x12 1 0 8 ...

Страница 152: ... B M3x10 2 0 5 0 1 5 1 MP paper empty sensor PCB ASSY Taptite bind B M3x10 1 0 5 0 1 5 1 T2 tray cover Taptite bind B M4x12 2 0 8 0 1 8 1 T2 side cover L Taptite bind B M4x12 1 0 8 0 1 8 1 T2 side cover R Taptite bind B M4x12 1 0 8 0 1 8 1 T2 front cover ASSY Taptite cup S M3x8 SR 1 0 8 0 1 8 1 Under bar Two Taptite bind B M4x12 4 0 8 0 1 8 1 T2 frame R unit Taptite cup S M3x8 SR 2 0 8 0 1 8 1 Tap...

Страница 153: ...of lubrication FLOIL BG 10KS Kanto Kasei Fuser drive gear 39 10 places 1 5 mm dia ball Develop one way clutch 53 5 places Develop clutch 51R 1 places Develop joint gear 37 4 places BDX 313A Kanto Kasei Document scanner unit Legal model 16 places 1 5 mm dia ball A4 model 14 places Hinge ASSY L 9 places 2 0 mm dia ball Hinge R 4 places 2 5 mm dia ball 2 places 3 5 mm dia ball 3mm ...

Страница 154: ...3 8 Confidential Develop joint gear 37 Fig 3 4 Document scanner unit A4 model Fig 3 5 Legal model Fig 3 6 ...

Страница 155: ...3 9 Confidential Hinge ASSY L Fig 3 7 Hinge R Legal model only Fig 3 8 ...

Страница 156: ...1 Develop low idle gear 41 9 LY4407 Develop shaft gear 22 3 LY4410 Develop gear 50R 42R 19 10 LY4412 Paper feed drive gear 39 17 4 LY4406 Develop high idle gear 39L 5 LY4408 Develop clutch 51R 11 LY4403 T1 idle gear 37 6 LY4405 Develop idle gear 53 12 LY4398 LT drive gear 29 7 LY4394 MP sector gear 53 57 13 LY4404 T1 gear 19 42 6 6 7 7 10 10 10 4 4 3 3 2 2 1 1 5 5 9 9 8 8 11 11 11 13 13 13 12 12 1...

Страница 157: ...itch arm 23 LY4451 Duplex gear 27 19 17 LY4439 Eject gear 32 17 24 LY4450 Fuser drive gear 39 18 LY4442 Eject pendulum gear 17 25 LY4447 Fuser gear 23 40 19 LY4441 Eject idle gear 17 26 LY4449 Fuser pendulum gear 25 20 LY4440 Eject idle gear 23 20 20 20 19 19 19 20 20 20 19 19 19 18 18 18 17 17 17 22 22 22 21 21 21 22 22 22 21 21 21 24 24 24 23 23 23 26 26 26 25 25 25 14 14 14 15 15 15 16 16 16 20...

Страница 158: ...ASSY Guide USB host harness Shield Second side CIS flat cable First side CIS flat cable ADF cover document detection sensor harness WH Internal temperature thermistor harness GR Relay front harness WH Toner LED harness RD GN WH Panel PCB harness BL NCU harness WH Wireless LAN harness Shield Second side document scanning position sensor harness BL Document scanner motor harness YW ADF motor harness...

Страница 159: ...t cover sensor harness RD WH Hooks MP solenoid harness WH MP solenoid T1 clutch harness BK T1 clutch Hooks Registration clutch harness BK Drive sub ASSY Relay front harness WH Develop clutch harness BL Hooks Hooks Relay front PCB ASSY Toner sensor harness RD WH Hook Develop clutch 51R Toner sensor PCB ASSY Hooks Registration clutch Hook ...

Страница 160: ...r harness WH x 2 Low voltage heater harness Hook High voltage power supply PCB ASSY T1 paper feed sensor harness RD BL WH MP paper empty sensor harness RD BL WH Main HVPS flat cable Registration front rear sensor harness RD BL WH Hook Hooks Hooks Hooks T1 paper feed sensor PCB ASSY Registration front rear sensor PCB ASSY Hook MP paper empty sensor PCB ASSY Hooks Eject sensor PCB ASSY Eject sensor ...

Страница 161: ...ASSY Main fan 6 Laser unit Harness colors may be changed for any reason Toner LED PCB ASSY Hook Toner LED harness RD BL WH Hooks Main fan harness RD WH Main fan Hook Laser unit flat cable Core Laser unit Hooks Toner LED harness RD BL WH ...

Страница 162: ...rs may be changed for any reason Low voltage power supply PCB ASSY Low voltage heater harness Inlet Power switch Earth harness Note Attach the Earth harness outermost over the heater harness Hook Tape Hooks Tape Low voltage power supply harness WH Tape Tape Hook Hole ...

Страница 163: ... ASSY Speaker unit Harness colors may be changed for any reason Hooks Speaker unit Main PCB ASSY Hooks NCU PCB ASSY Speaker harness RD BK Hook Hook Guide Guide grooves Guide grooves Guides NCU earth harness BR NCU harness WH Hook ...

Страница 164: ... PCB ASSY Harness colors may be changed for any reason Main PCB ASSY Guide Guide grooves Guide USB host harness Shield Wireless LAN harness Shield Wireless LAN PCB ASSY USB host PCB ASSY Guides Guides Panel PCB harness BL Guides Panel PCB ASSY Touch panel PCB harness BL ...

Страница 165: ...3 19 Confidential 11 Main frame R Harness colors may be changed for any reason NCU earth harness BR Guides ...

Страница 166: ...B ASSY 30 30 9 9 8 ADF separation pad spring ADF separation pad Legal model 10 30 A4 model 10 10 9 9 9 Second side CIS unit Second side CIS flat cable duplex scanning models only 10 15 9 11 1 First side CIS unit 10 30 9 8 Side cover R ASSY 20 20 9 5 MP cover ASSY 5 10 9 5 MP paper guide ASSY 10 10 9 11 1 Document scanner top cover ASSY 20 20 9 16 NCU PCB ASSY 50 60 9 13 Wireless LAN PCB ASSY 10 20...

Страница 167: ...age power supply PCB ASSY 30 50 9 21 LV shield plate 15 15 9 21 Hold cover 1 5 5 9 25 Registration clutch 15 30 9 25 T1 clutch 15 30 9 29 LT drive gear 29 5 5 9 28 Develop joint gear 37 Develop joint 10 10 9 26 Under bar 10 10 9 26 Registration roller bushing 10 10 9 40 HV insulation sheet 5 10 9 40 High voltage power supply PCB ASSY 15 10 9 41 Eject sensor PCB ASSY 15 15 9 34 Internal temperature...

Страница 168: ...e disassembly procedure 1 Disconnect the following AC cord USB cable if connected LAN cable if connected Line cord if connected 2 Remove the following Paper tray 1 Toner cartridge and drum unit Duplex tray LAN port cap Fig 3 13 AC cord USB cable LAN cable Paper tray 1 Toner cartridge and drum unit Duplex tray LAN port cap Line cord ...

Страница 169: ... Push both arms of the T1 separation pad ASSY in the direction of the arrows to remove both pins and then remove the T1 separation pad ASSY from the paper tray 1 5 Remove the T1 separation pad spring from the T1 separation pad ASSY Fig 3 15 Note Paper tray 1 250 sheets 500 sheets T1 Paper tray 2 500 sheets T2 The illustration shows paper tray 1 500 sheets Taptite bind B M4x12 T1 tray indicator Pap...

Страница 170: ...move the lift gear Z27M10 or lift gear Z48M10 from the paper tray 1 250 sheets Lift gear Z27M10 500 sheets Lift gear Z48M10 7 Remove the gear Z22M10 and the idle gear Z18M10 from the paper tray 1 Fig 3 16 Gear Z22M10 Idle gear Z18M10 Lift gear Z27M10 or Lift gear Z48M10 Paper tray 1 Plate up plate Plate up plate Hook ...

Страница 171: ...ute approximately 80 degrees Remove the outer chute from boss B on the right side of the machine and remove the outer chute from the machine in the direction of the arrow Fig 3 18 Note Be careful not to damage the ribs inside the back cover Assembling Note When attaching the back cover open the front cover and attach the back cover while lifting the rear nip release link Back cover Outer chute Rib...

Страница 172: ...e two knobs on the fuser cover and pull the fuser cover down in the direction of the arrow 2 Remove the fuser cover from the bosses on the fuser unit and remove the fuser cover from the machine Fig 3 19 Fuser cover Knob Fuser unit Boss Knob Boss ...

Страница 173: ...oss B from the guide on the MP cover ASSY and then remove the MP paper guide ASSY from the MP cover ASSY Fig 3 21 Note When removing the MP paper guide ASSY from the bosses on the front cover ASSY pull it out strongly in the direction of arrow 2 Note Remove the MP cover ASSY while pushing A on the front cover ASSY in the direction of arrow 3 Front cover ASSY Boss MP paper guide ASSY MP cover ASSY ...

Страница 174: ... Remove the two bosses and remove the front cover ASSY from the machine Fig 3 23 5 Remove the two bosses and remove the paper stopper from the front cover ASSY Note When removing the front cover ASSY push A on the front cover ASSY in the direction of arrow 4a and slide the front cover ASSY in the direction of arrow 4b to remove it Nip release link Develop joint link Front cover ASSY Front cover re...

Страница 175: ...de cover L 3 Keep the two front hooks held down and rotate the side cover L in the direction of arrow 3b while pushing it in the direction of arrow 3a Release the remaining six hooks and remove the side cover L from the machine Fig 3 24 4 Release the hook and remove the access cover from the side cover L Hooks Taptite bind B M4x12 Access cover Hooks Taptite bind B M4x12 Side cover L Hooks 3a 3b ...

Страница 176: ... from the back side of the side cover R ASSY 3 Keep the two front hooks held down and rotate the side cover R ASSY in the direction of arrow 3b while pushing it in the direction of arrow 3a Release the remaining seven hooks and remove the side cover R ASSY from the machine Fig 3 25 Hooks Hooks Side cover R ASSY Taptite bind B M4x12 Hooks Taptite bind B M4x12 3a 3b ...

Страница 177: ...main PCB ASSY and release these harnesses from the securing fixtures 3 Remove the core holder from the two pins on the machine and pull out the core holder from the second side CIS flat cable and first side CIS flat cable Fig 3 27 Harness routing Refer to 1 Main PCB ASSY Note The second side CIS flat cable and the second side document scanning position sensor harness are provided for duplex scanni...

Страница 178: ...ion of the arrow to release the two ribs Then remove the FFC holder ASSY from the document scanner unit 6 Remove the ADF unit from the document scanner unit and pull out the ADF motor harness and the second side CIS flat cable from the document scanner unit Fig 3 29 Taptite bind B M4x12 ADF unit Document scanner unit ADF unit Hinge ASSY L FFC holder ASSY Hook Ribs ADF motor harness Second side CIS...

Страница 179: ... Fig 3 30 9 9 2 Hinge R 1 Remove the taptite cup B M3x10 screw to remove the hinge R and the hinge support R from the ADF unit 2 Remove the three taptite cup B M3x10 screws to remove the hinge arm R from the ADF unit Fig 3 31 Taptite cup S M3x12 Hinge ASSY L ADF unit Taptite cup B M3x10 ADF unit Hinge R Hinge support R Taptite cup B M3x10 Hinge arm R ...

Страница 180: ...r ASSY 1 Open the ADF cover ASSY 2 Release the two bosses and remove the ADF cover ASSY from the ADF unit 3 Push the arm of the ADF cover ASSY in the direction of arrow 3a to release boss A from the arm of the second side document hold Slide the second side document hold in the direction of arrow 3b to release it from boss B Remove the second side document hold from the ADF cover ASSY Duplex scann...

Страница 181: ... cover ASSY Duplex scanning models only Fig 3 33 Fig 3 34 Assembling Note When attaching the earth spring make sure that the earth spring is attached as shown in the illustration below Earth spring ADF cover ASSY Earth spring ADF cover ADF cover Earth spring ...

Страница 182: ...nd remove the gear cover from the ADF unit Fig 3 35 Assembling Note When attaching the gear cover check that the rib on the gear cover is engaged with the rib on the ADF unit ADF unit Gear cover Hook Hook Gear cover Rib ADF unit ADF unit ADF unit Rib Gear cover ...

Страница 183: ... 37 Note When removing the document separate roller ASSY be careful not to damage the flap ADF Assembling Note When attaching the document separate roller ASSY make sure that the flap ADFs are under document feed roller ASSY 2 as shown in the illustration below Duplex scanning models only Flap ADF Conductive bushing ADF unit Document separate roller ASSY Flap ADF Conductive bushing Flap ADF Flap A...

Страница 184: ...tion support film and the ADF separation pad from the upper ADF chute Fig 3 38 Fig 3 39 Assembling Note Noise may occur if the tip of the support film comes out of the upper ADF chute ADF separation pad Upper ADF chute Hook ADF separation pad holder Separation support film Hook Taptite cup B M3x10 Support film ADF separation pad ADF separation pad Support film Upper ADF chute Support film Upper AD...

Страница 185: ...the ADF separation spring holder from the upper ADF chute 6 Remove the ADF separation pad spring from the upper ADF chute Fig 3 41 Note When the ADF separation pad is replaced also replace the support film Support film ADF separation pad ADF separation pad spring ADF separation spring holder Upper ADF chute Pin Pin ...

Страница 186: ...lease the two pins and remove the ADF separation pad holder from the upper ADF chute 2 Remove the ADF separation pad spring from the upper ADF chute Fig 3 42 ADF separation pad spring ADF separation pad holder Upper ADF chute Pin Pin ...

Страница 187: ...cable duplex scanning models only 1 Release the two hooks and remove the CIS glass stopper from the ADF unit Fig 3 43 2 Remove the CIS glass from the ADF unit Fig 3 44 Note Perform disassembly in a dust free location ADF unit CIS glass stopper Hooks ADF unit CIS glass ...

Страница 188: ...ig 3 45 Note Once the double sided tape is peeled from the second side CIS flat cable replace the tape with new tape Assembling Note Once the second side CIS flat cable is removed it cannot be secured with the securing fixtures unless the lower ADF chute is removed Refer to the Assembling Note in 9 9 12 Drive frame ASSY Document feed roller ASSY 1 to attach the second side CIS flat cable Second si...

Страница 189: ...rection 4 Turn the conductive bushing in the direction of the arrow to release the lock Duplex scanning models only 5 Remove the other end of the conductive bushing to remove the document feed roller ASSY 2 from the ADF unit Duplex scanning models only Fig 3 47 Upper ADF chute Taptite cup B M3x10 Document feed roller ASSY 2 ADF unit Conductive bushing Conductive bushing ...

Страница 190: ... pull out the second side CIS flat cable from the upper ADF chute Fig 3 48 Note Do not disconnect the second side CIS flat cable from the ADF lower chute in this process as it cannot be connected when the ADF lower chute is attached Taptite cup B M3x10 Taptite cup B M3x10 Upper ADF chute ADF unit Second side CIS flat cable Lower ADF chute ...

Страница 191: ...nsor PCB ASSY from the lower ADF chute 2 Disconnect the ADF cover document detection sensor harness from the ADF cover document detection sensor PCB ASSY Fig 3 50 Memo For duplex scanning models these parts can be replaced without disassembling the second side CIS unit In this case move the upper ADF chute to the position shown in the illustration below to make replacement easier ADF unit Upper AD...

Страница 192: ...and remove the second side document scanning position sensor PCB ASSY from the lower ADF chute Duplex scanning models only 6 Remove the second side document scanning position sensor harness from the second side document scanning position sensor PCB ASSY Fig 3 51 Second side document scanning position sensor PCB ASSY Rib Second side document scanning position sensor PCB ASSY Lower ADF chute First s...

Страница 193: ...Turn the conductive bushing in the direction of the arrow to release the lock 3 Remove the other end of the conductive bushing to remove the document ejection roller ASSY 1 from the lower ADF chute Fig 3 53 Lower ADF chute Document ejection roller ASSY 1 Hooks Document ejection shaft Document ejection roller ASSY 1 Conductive bushing Lower ADF chute Conductive bushing ...

Страница 194: ...own in the illustration below Common to Legal A4 models Fig 3 55 Assembling Note The second side CIS flat cable may have been damaged when it was removed from the FFC holder ASSY Be sure to replace the second side CIS flat cable with a new one Follow the procedure below to attach the new second side CIS flat cable Taptite cup B M3x10 Hook Document cover ASSY Lower ADF chute ADF motor harness Guide...

Страница 195: ...he upper ADF chute and the lower ADF chute Fig 3 56 4 Attach the double sided tape to the FFC holder ASSY as shown in the illustration below If the old double sided tape remains attached replace it with new tape Fig 3 57 Second side CIS unit Lower ADF chute Second side CIS flat cable Upper ADF chute Double sided tape FFC holder ASSY ...

Страница 196: ...ded tape attached to the FFC holder ASSY Fig 3 59 7 Fold the other end of the second side CIS flat cable end to be connected to the main PCB ASSY Fig 3 60 Mountain fold Reinforcing tape Second side CIS flat cable Reinforcing plate Legal models 205mm A4 models 201mm Double sided tape FFC holder ASSY Pass through here FFC holder ASSY Rib fit mountain folded section to rib Second side CIS flat cable ...

Страница 197: ...B M3x10 screws to remove the drive frame ASSY from the lower ADF chute 12 Remove the ADF motor harness from the ADF motor ASSY Fig 3 62 Fig 3 63 Assembling Note When attaching the drive frame ASSY make sure that the gear of the arm ASSY L2 shaded in gray is engaged with the position shown in the illustration below Lower ADF chute Document feed roller ASSY 1 Conductive bushing Conductive bushing Dr...

Страница 198: ...o remove the ADF motor ASSY from the drive frame ASSY Fig 3 64 9 9 14 First side document hold 1 Reverse the lower ADF chute 2 Release the two pins and remove the first side document hold from the lower ADF chute Fig 3 65 ADF motor ASSY Screw pan S P washer M3x6 ADF motor ASSY Gear 43 Hook Drive frame ASSY Pin First side document hold Lower ADF chute Pin ...

Страница 199: ...Remove the taptite bind B M4x12 screw to remove the touch panel PCB harness from the machine 4 Slightly lift the right side of the control panel ASSY and slide it in the direction of the arrow to remove it from the machine 5 Remove the panel PCB harness from the panel PCB ASSY Fig 3 67 Hooks Taptite bind B M4x12 Control panel ASSY Printed panel cover Control panel ASSY Machine Panel PCB ASSY Machi...

Страница 200: ...panel light guide from the panel cover 12 Open the film to remove the seven taptite cup B M3x10 screws and remove the touch panel plate from the control panel ASSY Fig 3 69 Assembling Note When securing the touch panel plate with screws tighten the screws in the sequence of the numbers engraved on the touch panel plate Touch panel PCB harness Hooks Screw pan S P washer M3x6 DA Hooks Panel cover LC...

Страница 201: ...3 55 Confidential 13 Remove the LCD and touch panel ASSY from the panel cover Fig 3 70 Touch panel ASSY Panel cover LCD ...

Страница 202: ...nd B M4x12 screws from the control panel ASSY 3 Release the four hooks and remove the control panel ASSY from the machine 4 Remove the panel PCB harness from the panel PCB ASSY Fig 3 72 Hooks Hooks Hooks Hooks Panel cover Control panel ASSY Taptite bind B M4x12 Control panel ASSY Taptite bind B M4x12 Hooks Machine Panel PCB ASSY Machine Panel PCB harness Hook ...

Страница 203: ...SY 6 Disconnect the back light harness from the panel PCB ASSY Fig 3 73 7 Release the ten hooks six for DCP models and remove the panel PCB ASSY from the control panel ASSY Fig 3 74 LCD flat cable Back light harness Panel PCB ASSY Lock Panel PCB ASSY Hooks Hooks Hooks Control panel ASSY Hooks ...

Страница 204: ...Note In the assembly procedure be sure to attach the rubber keys L and R and then attach the rubber key C Check that the holes on the rubber keys are engaged with the positioning pins Rubber key L Control panel ASSY Rubber key R Rubber key C Positioning pins Positioning pins Positioning pins Positioning pins Positioning pins Positioning pin Caution lamp lens Panel light guide Control panel ASSY ...

Страница 205: ... is removed the LCD may also be removed Be careful There are two types of back light ASSY the B type do not catch the back light harness between the panel ASSY and the back light ASSY Make sure that the back light harness is attached as shown in the illustration above Back light ASSY Control panel ASSY Back light ASSY LCD cover Hooks Hooks Control panel ASSY Back light harness B type A type LCD Ba...

Страница 206: ...hese harnesses from the securing fixtures Fig 3 79 Harness routing Refer to 1 Main PCB ASSY and 10 Panel PCB ASSY 2 Remove the five taptite bind B M4x12 screws from the document scanner unit Fig 3 80 Panel PCB harness Document scanner motor harness Taptite bind B M4x12 Document scanner unit Taptite bind B M4x12 Taptite bind B M4x12 ...

Страница 207: ...3 61 Confidential 3 Release the three hooks Slightly lift the left side of the document scanner unit and slide it to the left to remove it Fig 3 81 Document scanner unit Hooks ...

Страница 208: ... of the document scanner top cover ASSY and slide it in the direction of arrow 2 to remove it from the document scanner unit Fig 3 82 3 Remove the CIS guides L and R from the document scanner unit Fig 3 83 Document scanner top cover ASSY Taptite bind B M4x12 Taptite bind B M4x12 Document scanner unit 2 CIS guide L CIS guide R Document scanner unit ...

Страница 209: ...4 5 Remove the first side CIS flat cable from the CIS carriage Fig 3 85 Note The first side CIS flat cable is secured to the CIS carriage with double sided tape When the first side CIS flat cable is removed from the tape even once replace it with new tape CIS drive belt CIS carriage CIS carriage CIS carriage Double sided tape First side CIS flat cable ...

Страница 210: ...lat cable may have been damaged when the first side CIS unit was replaced Be sure to replace the first side CIS flat cable with a new one Follow the procedure below to attach the new first side CIS flat cable First side CIS unit CIS carriage First side CIS flat cable Document scanner bottom cover ASSY Mountain fold Fold at the edge of reinforcing plate 93mm 140mm 27mm Valley fold Fold at the edge ...

Страница 211: ...tion 4 Insert the first side CIS flat cable into 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 to the tape as shown in the illustration below Fig 3 90 Double sided tapes Document scanner bottom cover ASSY Double sided tape CIS carriage First side CI...

Страница 212: ... scanner bottom cover ASSY and secure the first side CIS flat cable to the tape as shown in the illustration below Fig 3 91 First side CIS flat cable Flat core First side CIS flat cable Flat core First side CIS flat cable 1mm Be sure to secure clearance First side CIS flat cable Folded line should be 0 to 1 mm from the engraved marking Document scanner bottom cover ASSY ...

Страница 213: ...ws 6 Release the six hooks and slide the joint cover in the direction of the arrow to remove it Fig 3 92 Harness routing Refer to 1 Main PCB ASSY and 11 Main frame R 1 For touch panel models the taptite bind B M4x12 screw has already been removed on earlier process 2 South Korean models are not equipped with the earth plate taptite cup S M3x8 SR screw and taptite bind B M4x12 screw Joint cover Tap...

Страница 214: ...Wireless LAN PCB ASSY USB host PCB ASSY 9 14 USB host PCB ASSY 1 Remove the two taptite bind B M4x12 screws to remove the USB host PCB ASSY from the joint cover and release the USB host harness from the securing fixtures 2 Disconnect the USB host harness from the USB host PCB ASSY Fig 3 94 Harness routing Refer to 9 Wireless LAN PCB ASSY USB host PCB ASSY Joint cover Hook Wireless LAN PCB ASSY Wir...

Страница 215: ...peaker hold spring from the joint cover 2 Remove the speaker unit from the joint cover and release the speaker harness from the securing fixtures Fig 3 95 Harness routing Refer to 8 NCU PCB ASSY Speaker unit Speaker hold spring Speaker unit Hook Speaker harness Joint cover ...

Страница 216: ...t from the joint cover 3 Remove the screw pan S P washer M3 5x6 DA screw and washer 5 to remove the NCU shield cover 4 Remove the two taptite cup S M3x6 SR screws to remove the NCU PCB ASSY Fig 3 96 Harness routing Refer to 8 NCU PCB ASSY Speaker unit NCU shield cover Screw pan S P washer M3 5x6 DA Taptite cup S M3x6 SR Taptite bind B M4x12 NCU unit Joint cover Screw pan S P washer M3 5x6 DA NCU P...

Страница 217: ... each cable is not damaged or short circuited When connecting the flat cable s insert it straight After insertion check that the cable is not at an angle Duplex solenoid harness Relay front harness Laser unit flat cable Center side thermistor harness Main HVPS flat cable Low voltage power supply harness Main motor harness LT harness Back cover sensor harness Toner LED harness Internal temperature ...

Страница 218: ...3 72 Confidential 2 Remove the six taptite cup S M3x8 SR screws to remove the main PCB ASSY from the machine Fig 3 98 Taptite cup S M3x8 SR Main PCB ASSY ...

Страница 219: ...nside the machine are extremely hot immediately after the machine is used When opening the front cover ASSY or back cover to access any parts inside the machine never touch the shaded parts shown in the following figures Note When removing the fuser unit while the front cover is attached keep the front cover closed Note Make sure that the front cover is open when removing the rear nip release link...

Страница 220: ...thermistor harness and the side thermistor harness of the fuser unit from the guide and disconnect these harnesses from the eject sensor PCB ASSY Fig 3 101 Harness routing Refer to 3 Fuser unit Note When disconnecting the harness hold the top of the PCB connector to prevent the PCB connector being damaged Heater harness Fuser unit Low voltage heater harness Frame R side Guide Center thermistor har...

Страница 221: ...re that the front cover is closed when removing the fuser unit Assembling Note Check that the heater harness is housed in frame L as shown in the illustration below Otherwise the harness may be caught in some sections of the machine and may catch fire Fuser unit Taptite pan B M4x14 Heater harness is housed in frame L Heater harness ...

Страница 222: ...it Assembling Note When attaching the laser unit tighten the screws in the following order upper right lower right lower left and upper left When connecting the flat cable s insert it straight After insertion check that the cable is not at an angle After replacing the laser unit attach the laser serial number label of the new laser unit on the scanner plate as shown in the illustration above Laser...

Страница 223: ... pan M4x8 washer spring 2 4 washer 5 to remove the LV shield plate cover from the machine 3 Remove the LVPS insulation sheet small black and the LVPS insulation sheet big semi transparent from the machine Fig 3 105 Scanner earth plate LVPS insulation sheet big semi transparent LVPS insulation sheet small black LV shield plate cover Screw pan M4x8 Taptite cup S M3x8 SR Taptite cup S M3x8 SR Taptite...

Страница 224: ...h use a flathead screwdriver or similar tool to lift the edge of the power switch to remove it Assembling Note When attaching the power switch align the marking on the power switch with the engraved marking on the machine Attach the inlet as shown in the illustration above Insert the inlet harness into the housing of the machine Engraved marking Housing Taptite flat B M3x10 Power switch Earth harn...

Страница 225: ...ing the low voltage power supply PCB ASSY engage the notch on the low voltage power supply PCB ASSY with the hook on the machine as shown in the illustration below Check that the heater harness is housed in frame L as shown in the illustration below Otherwise the harness may be caught in some sections of the machine and may catch fire Taptite bind B M4x12 Taptite cup S M3x8 SR Low voltage power su...

Страница 226: ...he taptite cup S M3x8 SR screw and lift the under bar earth plate R from the LV shield plate 3 Remove the taptite bind B M4x12 screw and release the two hooks to remove the LV shield plate from the machine Fig 3 109 LV shield plate earth spring Taptite cup S M3x8 SR Taptite bind B M4x12 Hook Hook Under bar earth plate R LV shield plate ...

Страница 227: ...B ASSY Release the two hooks disconnect the main fan harness from the toner LED PCB ASSY while lifting the toner LED PCB ASSY and remove the toner LED PCB ASSY from the machine 7 Remove the pinch earth spring from the machine Fig 3 110 Harness routing Refer to 1 Main PCB ASSY and 5 Toner LED PCB ASSY Main fan Assembling Note Engage B on the pinch earth spring with the spring on the machine A Hold ...

Страница 228: ...the direction of arrow 1a to remove the boss on the nip release link from the groove on the straight cam Then slide the straight cam in the direction of arrow 1b to remove it from the machine Fig 3 111 Boss Straight cam Straight cam Groove Nip release link 1b 1a ...

Страница 229: ...over 2 3 Release the main fan harness from the securing fixtures and remove the main fan from the machine Fig 3 112 Harness routing Refer to 5 Toner LED PCB ASSY Main fan Assembling Note Attach the main fan so that the surface with the label faces out Main fan Label Taptite bind B M4x12 Hold cover 2 Hook Main fan harness ...

Страница 230: ...er 1 Release the hook and remove the filter from the air duct 2 Push the two pins of the air duct to release the pins and pull the air duct in the direction of the arrow to remove it from the machine Fig 3 113 Hook Pin Pin Filter Air duct ...

Страница 231: ...e all harnesses from hook A 4 Disconnect all harnesses from the relay front PCB ASSY Fig 3 114 Harness routing Refer to 1 Main PCB ASSY and 2 Relay front PCB ASSY Note When removing the front cover sensor push it from the rear to remove it Relay front PCB ASSY Hooks Relay front PCB ASSY Front cover sensor Hooks Toner sensor harness Registration clutch harness T1 clutch harness MP solenoid harness ...

Страница 232: ...ixtures 2 Remove collar 6 and remove the registration clutch from the machine 3 Release the hook and remove the T1 clutch from the machine Fig 3 115 Harness routing Refer to 2 Relay front PCB ASSY Note Be careful not to damage the hook on the T1 clutch T1 clutch Hook Registration clutch Collar 6 T1 clutch harness Registration clutch harness ...

Страница 233: ...hen pull out the duplex solenoid harness from the main PCB insulation sheet transparent 5 Turn the registration roller bushing of the registration roller to the position as shown in the illustration below and pull out the registration roller from the machine Fig 3 116 Note Only DCP 8250DN MFC 8950DW MFC 8950DWT MFC 8952DW and MFC 8952DWT are equipped with a rear under bar Under bar Under bar Under...

Страница 234: ... the low voltage power supply harness the eject sensor harness and the main HVPS flat cable from the main frame L ASSY Fig 3 117 Taptite cup S M3x8 SR Taptite bind B M4x12 Taptite cup S M3x8 SR Taptite bind B M4x12 Main frame L ASSY Low voltage power supply harness Eject sensor harness Main HVPS flat cable Taptite cup S M3x8 SR Taptite bind B M4x12 Main frame L ASSY ...

Страница 235: ...3 118 Note When removing the drive sub ASSY be careful not to damage the shaft of the drive sub ASSY Assembling Note When securing the drive sub ASSY with screws tighten the screws in the sequence of the numbers engraved on the drive sub ASSY Taptite bind B M4x12 Taptite bind B M4x12 Drive sub ASSY Main frame L ASSY 5 1 2 8 6 7 3 4 Drive sub ASSY ...

Страница 236: ...ver Fig 3 119 Note Do not allow the metallic gear shaft of the main motor ASSY and drive sub ASSY to face down Failure to observe this may cause the steel plate to be bend Note Be careful not to damage the gear teeth Assembling Note When securing the main motor cover with screws tighten the screws in the sequence of the alphabetical characters engraved on the drive sub ASSY Drive sub ASSY Main mot...

Страница 237: ...the drive sub ASSY and then remove the develop joint spring from the drive sub ASSY 2 Pull out the develop joint gear 37 from the drive sub ASSY Fig 3 120 Note When removing the develop joint be careful not to damage the hooks Hooks Drive sub ASSY Develop joint gear 37 Develop joint spring Develop joint ...

Страница 238: ...3 92 Confidential 9 29 LT drive gear 29 1 Pull out the LT drive gear 29 from the main frame L ASSY Fig 3 121 LT drive gear 29 Main frame L ASSY ...

Страница 239: ... 3 Release the two hooks to remove the toner sensor PCB ASSY from the main frame L ASSY 4 Release the two hooks to remove the toner LED holder from the toner sensor PCB ASSY Fig 3 122 Harness routing Refer to 2 Relay front PCB ASSY Toner sensor PCB ASSY Hook Toner LED holder Hook Toner sensor PCB ASSY Toner sensor harness MP sector gear spring Main frame L ASSY Hooks ...

Страница 240: ...taptite bind B M3x10 screw and remove the MP solenoid and the MP solenoid lever from the main frame L ASSY 4 Remove the MP solenoid lever and the MP solenoid spring from the MP solenoid Fig 3 123 Harness routing Refer to 2 Relay front PCB ASSY Taptite bind B M3x10 MP solenoid spring MP solenoid MP drive gear 18 Main frame L ASSY MP solenoid harness MP solenoid lever ...

Страница 241: ... securing fixtures and remove the develop clutch 51R from the main frame L ASSY 4 Remove the develop one way clutch 53 from the main frame L ASSY Fig 3 124 Harness routing Refer to 2 Relay front PCB ASSY Assembling Note Attach the develop one way clutch 53 so that it faces as shown in the illustration above Develop clutch harness Develop shaft gear 22 Develop one way clutch 53 Develop clutch 51R D...

Страница 242: ...and release the hook to remove the new toner actuator from the main frame L ASSY 2 Remove the new toner actuator spring from the new toner actuator Fig 3 125 Assembling Note When attaching the new toner actuator pay attention to the direction as shown in the illustration above A Hook New toner actuator Main frame L ASSY New toner actuator spring New toner actuator Hooks ...

Страница 243: ...ermistor harness from the two hooks and the guide and remove the internal temperature thermistor from the main frame L ASSY Fig 3 126 Internal temperature thermistor Internal temperature thermistor harness Internal temperature thermistor harness Internal temperature thermistor Guide Hook Hook ...

Страница 244: ...ic gear shaft of the main PCB shield calking ASSY to face down Failure to observe this may cause the steel plate to be bend Assembling Note When securing the main PCB shield calking ASSY with screws tighten the screws in the sequence of the numbers engraved on the main PCB shield calking ASSY Taptite bind B M4x12 Taptite bind B M4x12 Main PCB shield calking ASSY Main frame L ASSY Hooks 2 4 1 3 Mai...

Страница 245: ...3 99 Confidential 2 Remove the fuser drive gear 39 from the main frame L ASSY Fig 3 128 Fuser drive gear 39 Main frame L ASSY ...

Страница 246: ...lenoid lever from the main frame L ASSY Then remove the duplex solenoid lever from the duplex solenoid 7 Remove the duplex solenoid spring from the duplex solenoid Fig 3 129 Assembling Note When attaching the eject sector gear spring and the duplex solenoid spring pay attention to the direction as shown in the illustration above Eject switch arm Eject switch arm spring Main frame L ASSY Eject sect...

Страница 247: ... the two hooks and remove the back cover sensor from the main frame L ASSY Fig 3 130 Harness routing Refer to 1 Main PCB ASSY Assembling Note When attaching the back cover sensor insert it at an angle from the right side Hook Hook Hook Back cover sensor Back cover sensor Hook Back cover sensor harness Main frame L ASSY ...

Страница 248: ...out the LT harness from the main frame L ASSY 2 Release the two hooks to remove the LT connector T1 from the bottom frame L Fig 3 131 Note When the bottom frame L is not used in the machine remove the LT connector T1 from the main frame L ASSY Bottom frame L Main frame L ASSY Taptite bind B M4x12 LT harness Taptite bind B M4x12 Hook Hook LT connector T1 ...

Страница 249: ... and slide it in the direction of arrow 2b to remove it from the T1 separation roller shaft Then remove the T1 roller holder ASSY from the machine Fig 3 132 Assembling Note When attaching the T1 roller holder ASSY engage A on the shaft of the T1 roller holder ASSY with the hole on the paper feed frame and insert the shaft into the hole T1 separation roller shaft T1 lift arm T1 roller holder ASSY B...

Страница 250: ... the direction of the arrow to remove it from the machine Fig 3 133 Assembling Note Carefully attach the base plate avoiding harnesses and flat cables get caught in the base plate When securing the base plate with screws tighten the screws in the sequence of the numbers engraved on the base plate Base plate Screw pan S P washer M3x12DB Taptite bind B M4x12 1 2 3 4 Base plate Taptite bind B M4x12 ...

Страница 251: ... screws and release the two hooks Lift the HV insulation sheet and the high voltage power supply PCB ASSY and remove the feed earth spring from the machine Fig 3 134 Feed earth spring Taptite bind B M4x12 Hooks HV insulation sheet High voltage power supply PCB ASSY Taptite bind B M4x12 ...

Страница 252: ...PCB ASSY and remove the high voltage power supply PCB ASSY from the machine 4 Disconnect the main HVPS flat cable from the high voltage power supply PCB ASSY Fig 3 135 Harness routing Refer to 4 High voltage power supply PCB ASSY Main HVPS flat cable High voltage power supply PCB ASSY Registration front rear sensor harness T1 paper feed sensor harness MP paper empty sensor harness ...

Страница 253: ...elease the eject sensor harness from the securing fixtures 2 Release the hook and remove the eject sensor PCB ASSY from the machine Fig 3 136 Harness routing Refer to 4 High voltage power supply PCB ASSY Hook Eject sensor PCB ASSY Eject sensor harness ...

Страница 254: ...arm in the direction of arrow 2b to remove the MP roller holder ASSY from the machine 3 Push the MP lift arm in the direction of arrow 2b Raise the MP separation pad ASSY to the 50 degree position and remove it from the machine in the direction of arrow 3 4 Bend the MP separation pad spring inward to remove it from the machine Fig 3 137 Assembling Note Attach the MP roller holder ASSY while pushin...

Страница 255: ...r harness white connector from the securing fixtures 2 Remove the taptite bind B M3x10 screw and release the hook to remove the T1 paper feed actuator holder ASSY from the machine Fig 3 138 Harness routing Refer to 4 High voltage power supply PCB ASSY T1 paper feed actuator holder ASSY Hook Taptite bind B M3x10 T1 paper feed sensor harness ...

Страница 256: ...m the T1 paper feed actuator 5 Release the T1 paper feed sensor harness from the T1 paper feed actuator holder and then release the hook to remove the T1 paper feed sensor PCB ASSY from the T1 paper feed actuator holder Fig 3 139 Harness routing Refer to 4 High voltage power supply PCB ASSY T1 paper feed actuator T1 paper feed actuator holder T1 paper feed actuator spring T1 paper feed sensor harn...

Страница 257: ...uator 1 MP paper empty actuator 2 1 Remove the five taptite bind B M4x12 screws and remove the main frame R from the machine Then pull out the low voltage power supply harness from the main frame R Fig 3 140 Taptite bind B M4x12 Main frame R Low voltage power supply harness ...

Страница 258: ...he MP feed frame from the paper feed frame ASSY Then pull out the MP paper empty sensor harness from the paper feed frame ASSY 4 Remove the MP lift arm spring from the paper feed frame ASSY Fig 3 141 Harness routing Refer to 4 High voltage power supply PCB ASSY MP lift arm spring Paper feed frame ASSY Hook Taptite bind B M3x10 Hook MP feed frame MP paper empty sensor harness ...

Страница 259: ...r empty actuator 2 in the direction of arrow 5a and remove it from the MP feed frame in the direction of arrow 6 7 Remove the taptite bind B M3x10 screw and remove the MP paper empty sensor PCB ASSY from the MP feed frame Fig 3 142 Assembling Note Insert the end of MP paper empty actuator 1 into the groove on MP paper empty actuator 2 Taptite bind B M3x10 MP paper empty sensor PCB ASSY MP feed fra...

Страница 260: ...Registration actuator spring 1 Release the low voltage power supply harness from the securing fixtures 2 Release the two hooks and remove the paper feed frame from the feed chute Fig 3 143 Harness routing Refer to 7 Low voltage power supply PCB ASSY Paper feed frame Hook Low voltage power supply harness Feed chute Hook ...

Страница 261: ...e 4 Remove the electrode TR from the hook on the registration actuator holder ASSY and remove the electrode TR from the registration actuator holder ASSY 5 Release the hook and remove the registration actuator holder ASSY from the feed chute Fig 3 144 Hook Earth registration spring Registration actuator holder ASSY Hook Electrode TR Feed chute Hook ...

Страница 262: ...istration rear actuator to remove it from the guide and then slide it in the direction of the arrow to remove it from the registration actuator holder ASSY 10 Release the registration front rear sensor harness from the securing fixtures and then release the hook to remove the registration front rear sensor PCB ASSY from the registration actuator holder ASSY Fig 3 145 Harness routing Refer to 4 Hig...

Страница 263: ... Release the two hooks on the T2 separation pad ASSY from paper tray 2 4 Push both arms of the T2 separation pad ASSY in the direction of the arrows to remove both pins and remove the T2 separation pad ASSY from paper tray 2 5 Remove the T2 separation pad spring from the T2 separation pad ASSY Fig 3 147 Taptite bind B M4x12 T2 tray indicator Paper tray 2 A Plate T2 tray cover Bosses Bosses T2 sepa...

Страница 264: ...10 while lifting the plate up plate and remove the lift gear Z48M10 from paper tray 2 7 Remove the gear Z22M10 and the idle gear Z18M10 from paper tray 2 Fig 3 148 Gear Z22M10 Idle gear Z18M10 Lift gear Z48M10 Paper tray 2 Plate up plate Plate up plate Hook ...

Страница 265: ...e T2 separation roller shaft 3 Lift the right side of the T2 roller holder ASSY in the direction of arrow 3a and pull the T2 roller holder ASSY in the direction of arrow 3b to remove it from the LT unit Fig 3 150 Assembling Note When attaching the T2 roller holder ASSY engage A on the shaft of the T2 roller holder ASSY with the hole on the T2 feed frame ASSY and insert the shaft into the hole Boss...

Страница 266: ...aptite bind B M4x12 screw from the front side of the T2 side cover L 2 Release the two front hooks two top hooks and four bottom hooks and remove the T2 side cover L from the LT unit Fig 3 151 LT unit T2 side cover L Hooks Hooks Taptite bind B M4x12 Hooks ...

Страница 267: ...ite bind B M4x12 screw from the front side of the T2 side cover R 2 Release the two front hooks two top hooks and four bottom hooks and remove the T2 side cover R from the LT unit Fig 3 152 Hooks Taptite bind B M4x12 Hooks T2 side cover R Hooks LT unit Hooks ...

Страница 268: ...Y 1 Remove the taptite cup S M3x8 SR screw from the T2 front cover ASSY 2 Release the two hooks on the T2 front cover ASSY and remove the T2 front cover ASSY from the LT unit Fig 3 153 LT unit Taptite cup S M3x8 SR Hook T2 front cover ASSY Hook ...

Страница 269: ...ASSY Fig 3 154 2 Release the hook to remove the core of the LT connector ASSY T2 from the LT unit 3 Release the hook to remove the T2 relay PCB ASSY from the LT unit Fig 3 155 T2 paper feed sensor harness T2 relay PCB ASSY T2 clutch harness LT harness LT unit Core T2 relay PCB ASSY Hook Hook ...

Страница 270: ...idential 10 7 T2 clutch 1 Release the T2 clutch harness from the securing fixtures 2 Release the hook on the T2 clutch and remove the T2 clutch from the LT unit Fig 3 156 Hook LT unit T2 clutch T2 clutch harness ...

Страница 271: ... and remove the two under bars from the LT unit Fig 3 157 2 Remove the two taptite cup S M3x8 SR screws and the two taptite bind B M4x12 screws and remove the T2 frame R unit from the LT unit Fig 3 158 Taptite bind B M4x12 Taptite bind B M4x12 Under bars LT unit Taptite bind B M4x12 Taptite cup S M3x8 SR T2 frame R unit LT unit ...

Страница 272: ... the LT unit Fig 3 159 4 Remove the two taptite bind B M4x12 screws and remove the T2 front beam from the T2 paper feed frame unit 5 Release the T2 paper feed sensor harness from the securing fixtures Fig 3 160 T2 paper feed frame unit Taptite cup S M3x8 SR LT unit T2 paper feed sensor harness Taptite cup S M3x8 SR Taptite bind B M4x12 T2 paper feed frame unit T2 front beam ...

Страница 273: ...remove the T2 paper feed actuator holder ASSY from the T2 paper feed frame unit Then pull out the T2 paper feed sensor harness from the T2 paper feed frame unit Fig 3 161 Taptite bind B M3x10 Hook T2 paper feed frame unit T2 paper feed actuator holder ASSY T2 paper feed sensor harness ...

Страница 274: ...per feed actuator spring from the T2 paper feed actuator 9 Release the T2 paper feed sensor harness from the T2 paper feed actuator holder ASSY and then release the hook to remove the T2 paper feed sensor PCB ASSY from the T2 paper feed actuator holder ASSY Fig 3 162 7a 7b T2 paper feed actuator T2 paper feed actuator holder ASSY T2 paper feed actuator spring T2 paper feed sensor harness Hook T2 p...

Страница 275: ...3 129 Confidential 10 9 T2 back cover 1 Remove the two taptite bind B M4x12 screws and remove the T2 back cover from the LT unit Fig 3 163 T2 back cover LT unit Taptite bind B M4x12 ...

Страница 276: ...3 130 Confidential 10 10 LT connector ASSY T2 1 Release the two hooks and remove the LT connector ASSY T2 from the LT unit Fig 3 164 LT unit LT connector ASSY T2 Hooks ...

Страница 277: ...Confidential CHAPTER 4 ADJUSTING AND UPDATING SETTINGS AS REQUIRED AFTER PARTS REPLACEMENT ...

Страница 278: ...OU REPLACE THE LASER UNIT 4 6 2 1 Entering Adjusted Value of Laser Unit 4 6 3 IF YOU REPLACE THE LOW VOLTAGE POWER SUPPLY PCB ASSY 4 8 3 1 Resetting Irregular Power Supply Detection Counter 4 8 4 IF YOU REPLACE THE HIGH VOLTAGE POWER SUPPLY PCB ASSY 4 9 4 1 Initializing Pre discharge Detection Parameters 4 9 5 IF YOU REPLACE ANY PERIODIC REPLACEMENT PARTS 4 10 6 IF YOU REPLACE THE CONTROL PANEL AS...

Страница 279: ...lity FILEDG32 EXE Copy this file into the temporary folder created on the C drive 5 Maintenance driver MaintenanceDriver zip When the maintenance 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 MAINTENANCE DRIVER for the installation procedure 6 Firmware 7 USB flash memory Panel firmware Touch panel ...

Страница 280: ...r touch panel models and from the sub firmware for other models 4 When Program update Press start is displayed on the LCD press the OK or Start button The print data lamp flashes with Program Updating Do not turn off displayed and installation starts Do not turn off the power switch of the machine 5 When installation is completed the machine restarts automatically 6 Repeat steps 3 to 5 to install ...

Страница 281: ...dy state automatically Do not disconnect the USB cable or turn OFF the power switch of the computer until installation is completed 7 Repeat steps 5 to 6 to install the sub firmware and the main firmware 8 Turn OFF the power switch of the machine and disconnect the USB cable 1 2 Setting by Country 1 Enter maintenance mode and press the 7 and 4 buttons in this order The country code currently set i...

Страница 282: ... select the port number assigned to the Brother Maintenance USB Printer If the port number is unknown follow the steps below to check it 1 Click Start Settings and Printers and Faxes The Printers and Faxes window appears 2 Right click the Brother Maintenance USB Printer icon 3 Click Properties The Brother Maintenance USB Printer Properties window appears 4 Click the Ports tab The Brother Maintenan...

Страница 283: ... on the LCD The compensation value for the white level data scanning width is stored in the EEPROM and the machine returns to the initial state of maintenance mode 1 6 Adjusting Touch Panel Touch Panel Models Only 1 Press the 6 and 1 buttons in this order in the initial state of maintenance mode The touch panel adjustment screen appears on the LCD 2 Use a touch panel stylus and touch the mark in t...

Страница 284: ...rt it 4 Download utility FILEDG32 EXE Copy this file into the temporary folder created on the C drive 5 Maintenance driver MaintenanceDriver zip When the maintenance 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 MAINTENANCE DRIVER for the installation procedure 2 1 Entering Adjusted Value of Laser ...

Страница 285: ...rs 4 Click the Ports tab The Brother Maintenance USB Printer port number is displayed 6 Enter the number last digit on the laser serial number label attached to the location shown in the illustration below in the SJxxxxxxVXXYYK field Fig 4 2 7 Enter the number from sixth last digit to second last digit excluding the last digit on the laser serial number label in the Scanner Video Clk field 8 Click...

Страница 286: ...ng Irregular Power Supply Detection Counter The irregular power supply detection counter increases by one when the machine detects irregular power supply When the counter reaches the limit and the irregular power supply detection error is displayed replace the low voltage power supply PCB ASSY which may have been damaged by repeated irregular power supply and reset the irregular power supply detec...

Страница 287: ...iver MaintenanceDriver zip When the maintenance 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 MAINTENANCE DRIVER for the installation procedure 5 Pre discharge detection parameter initialization pjl file PREDISCHAGESET_RESET pjl 4 1 Initializing Pre discharge Detection Parameters 1 Enter maintenanc...

Страница 288: ...ess the or button to display the part for which the counter is to be reset and press the Start button The counters for the following parts must be reset after these parts are replaced Drum PF Kit MP PF Kit 1 PF Kit 2 Fuser Laser When resetting the counter for the laser unit for example Laser Unit OK is displayed on the LCD 3 Press the Start button The corresponding counter is reset and the machine...

Страница 289: ...older created on the C drive and extract the copied file Refer to APPENDIX 3 INSTALLING MAINTENANCE DRIVER for the installation procedure 6 Firmware 7 USB flash memory 6 1 Installing Firmware Touch Panel Models Only 6 1 1 Checking firmware version Check that the panel firmware is the latest version If it is the latest version there is no need to install the panel firmware If it is not be sure to i...

Страница 290: ...n the temporary folder and double click FILEDG32 EXE to start it and select the Brother Maintenance USB Printer 5 Drag and drop the panel firmware LZXXXX_ _upd in the same folder onto the Brother Maintenance USB Printer icon The panel firmware file is loaded to the machine and installing to the flash ROM starts 6 Vertical stripes flash alternately on the LCD during installation When installation i...

Страница 291: ... LCD check display appears Refer to 1 3 7 Check LCD operation function code 12 in Chapter 5 for the display 2 The LCD display changes each time the Start button is pressed 3 After confirming there are no problems on the LCD display press the Stop Exit button and the machine returns to the initial state of maintenance mode 6 4 Checking Control Panel Operation 1 Press the 1 and 3 buttons in this ord...

Страница 292: ...ter maintenance mode and press the 5 button twice Press START is displayed on the LCD 2 Press the Start button SCANNER AREA SET is displayed on the LCD and the white level data is acquired 3 After several seconds the compensation value for the white level data scanning width is stored in the EEPROM and the machine returns to the initial state of maintenance mode Press the 9 button twice to return ...

Страница 293: ...Confidential CHAPTER 5 SERVICE FUNCTIONS ...

Страница 294: ...h setting data function code 10 11 5 8 1 3 7 Check LCD operation function code 12 5 12 1 3 8 Check control panel button operation function code 13 5 13 1 3 9 Display software version function code 25 5 15 1 3 10 Check sensor operation function code 32 5 16 1 3 11 Display LAN connection status function code 33 5 18 1 3 12 Set PC print functions function code 43 5 19 1 3 13 Change USB No return valu...

Страница 295: ...ephone line function code 87 5 44 1 3 29 Reset counters for periodic replacement parts function code 88 5 44 1 3 30 Quit maintenance mode function code 99 5 45 2 OTHER SERVICE FUNCTIONS 5 46 2 1 Change ON OFF Setting for Deep Sleep Mode 5 46 2 2 Change ON OFF Setting for Sleep Mode 5 47 2 3 Reset Periodic Replacement Parts 5 48 2 4 Reset Developer Roller Counter 5 49 2 5 Display ROM Version 5 50 2...

Страница 296: ...ine returns to the ready state automatically Touch panel models 1 While the machine is in the ready state press the Menu Start and 0 buttons in this order 0 is displayed on the LCD 2 Use the keypad to enter the maintenance mode function code to be executed 3 Each time the selected maintenance mode function is completed the machine returns to the ready state automatically Non touch panel models 1 W...

Страница 297: ...eturn value Adjust left end print start position on second side when duplex printing Change ON OFF setting for Deep Sleep function 1 3 13 5 22 52 Set country language 1 3 14 5 24 53 Transfer received fax data log information 1 3 15 5 25 54 Fine tune scanning position 1 3 16 5 27 55 Acquire white level data and set CIS scan area 1 3 17 5 27 61 Adjust touch panel 1 3 18 5 28 67 Continuous print test...

Страница 298: ... or press the 9 and 1 buttons as appropriate to display Maintenance 91 on the LCD 2 Press the OK button PARAMETER INIT is displayed on the LCD 3 When initializing parameters is completed the machine returns to the initial state of maintenance mode Function code 01 91 Data item Printer switch counter information Areas not to be initialized Areas not to be initialized Error history MAC address Passw...

Страница 299: ...G 2 bytes j LED pulse data 2 UP B 2 bytes k LED pulse data 2 DOWN B 2 bytes l LED pulse data 2 UP R 2 bytes m LED pulse data 2 DOWN R 2 bytes n RLCV AFE Parameter 1 byte o OFFSET AFE Parameter 1 byte p GAIN AFE Parameter 2 bytes q Background color compensation data 1 byte r HP detection black compensation data 2 bytes x 5 s Black level data Based on previous scanning pixel count t White level data...

Страница 300: ...5 5 Confidential Fig 5 1 ...

Страница 301: ...on the LCD 1 3 4 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 documents fed by the ADF are counted and the result is displayed on the LCD Operation Procedure 1 Set the documents in the ADF unit DOC READY is displayed on the LCD 2 Press the 0 and 8 buttons in this order in the initial state...

Страница 302: ...d print quality Operation Procedure 1 Press the 0 and 9 buttons in this order in the initial state of maintenance mode Maintenance 09 is displayed on the LCD and the test pattern is printed When there is no paper in the paper tray printing is cancelled 2 When printing of the test pattern is completed the machine returns to the initial state of maintenance mode Fig 5 2 ...

Страница 303: ...st dial tone and busy tone detection WSW06 Redial Pulse button setting and 2nd dial tone detection WSW07 Dial tone setting 1 WSW08 Dial tone setting 2 WSW09 Protocol definition 1 WSW10 Protocol definition 2 WSW11 Busy tone setting WSW12 Signal detection condition setting WSW13 Modem setting WSW14 AUTO ANS facility setting WSW15 Redial facility setting WSW16 Function setting 1 WSW17 Function settin...

Страница 304: ... setting 25 WSW61 Scanning light intensity to judge to be stable 1 WSW62 Scanning light intensity to judge to be stable 2 WSW63 Setting clock type Demo print mode Font support for Israel WSW64 Setting the language default paper size WSW65 Setting the paper support WSW66 Reserved Change of the setting is prohibited WSW67 Reserved Change of the setting is prohibited WSW68 Reserved Change of the sett...

Страница 305: ...selector setting value is stored in the EEPROM and the LCD returns to the ready state for worker switch number entry WSW00 5 When worker switch setting is completed press the Stop Exit button to return the machine to the initial state of maintenance mode WSW79 Function setting 27 WSW80 Copy speed adjustment WSW81 Emulation function deletion WSW82 AirPrint icon type setting Note To cancel operation...

Страница 306: ...es and the set details Operation Procedure 1 Press the 1 button twice in the initial state of maintenance mode PRINTING is displayed on the LCD and the Configuration List shown below is printed When there is no paper in the paper tray printing is cancelled 2 When printing is completed the machine returns to the initial state of maintenance mode Fig 5 3 ...

Страница 307: ...creens as shown in the table below 3 When the Stop Exit button is pressed the machine returns to the initial state of maintenance mode regardless of the display status Fig 5 4 Non touch panel model Touch panel model Display 1 Backlight ON LCD Complete black Display 1 Complete white Display 2 Complete black Display 3 Complete red Display 4 Complete green Display 5 Complete blue Display 6 Complete g...

Страница 308: ...er displayed on the LCD matches the number assigned to the button that has been pressed If the buttons are pressed in the incorrect order INVALID OPERATE is displayed on the LCD Press the Stop Exit button and then press the correct button 3 When button operation is normal the machine returns to the initial state of maintenance mode when the last button is pressed To cancel operation and return to ...

Страница 309: ...8520DN 8710DW 8712DW 8810DW 8910DW 8912DW Fig 5 8 MFC 8950DW 8950DWT 8952DW 8952DWT Fig 5 9 12 1 3 5 7 2 4 6 8 13 10 11 14 16 17 18 9 22 19 23 21 20 24 25 26 29 32 35 28 31 34 38 39 37 27 30 33 36 15 1 5 8 2 3 4 14 7 10 17 18 16 6 9 15 11 13 12 ...

Страница 310: ...ion checks if these two types of check sum information match each other When the OK button 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 finished When the check sum of any ROM does not match ...

Страница 311: ...tray or set the paper tray LCD Sensor names Detection status displayed not displayed Group 1 C1 T1 paper feed sensor Paper tray 1 closed Paper tray 1 open C2 T2 paper feed sensor Paper tray 2 closed Paper tray 2 open T2 T2 connect sensor Paper tray 2 connected Paper tray 2 not connected TN Toner sensor Beam obstructed Beam not obstructed NT New toner sensor Sensor pressed Sensor not pressed ST Out...

Страница 312: ...mains ON for the specified time Change registration rear sensor from OFF to ON The registration clutch remains ON for the specified time Change new toner sensor from OFF to ON The develop clutch 51R remains ON for the specified time MP paper empty actuator 2 New toner actuator Eject sensor Toner sensor Registration front rear sensor Registration front actuator T1 paper feed actuator MP paper empty...

Страница 313: ...al state of maintenance mode The current connection status of the wired LAN see the table below is displayed on the LCD 2 When the Stop Exit button is pressed the machine returns to the initial state of maintenance mode LCD Wired LAN connection status Active 1000B FD 1000B FD Active 1000B HD 1000B HD Active 100B FD 100B FD Active 100B HD 100B HD Active 10B FD 10B FD Active 10B HD 10B HD Inactive N...

Страница 314: ...ty level 6 to 6 0 JB Can Time Time until host timeout is triggered when job is cancelled 0 to 225 s 4 s Sleep Time Time until sleep mode is entered 0 to 99 min 5 min Page Protection Page memory setting Off Letter A4 Legal Auto Off Emulation Emulation print language setting Auto HP PS Auto Auto I F Time Interface open time 1 to 99 s 5 s Media Type Paper type setting Thin Plain Thick Thicker Trancpa...

Страница 315: ...B Can Time Sets the time until the host timeout is triggered when a job is cancelled The setting unit is on the second time scale Sleep Time Sets the time until the sleep mode is entered The Function Menu setting can also be changed Page Protection Sets the page memory to be secured for data processing before printing in the computer As this is a setting in the PCL Core this does not affect the me...

Страница 316: ...m the computer AutoFF Time Sets the time until timeout is issued when AutoFF is set to ON FF Surpress Sets whether to skip blank pages Valid for printing from the computer On or Off for the blank data when 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 at the print width Au...

Страница 317: ... not fixing it 4 Press the OK button Accepted is displayed on the LCD and the machine returns to the initial state of maintenance mode 5 Turn OFF the power switch Adjust left end print start position on second side when duplex printing Function In the event that the left end print start position deviates on the second side when duplex printing use this function to adjust the position left and righ...

Страница 318: ... 2 Press the or button to display DpSlp StrDt on the LCD 3 Press the OK button DpSlp StrDt ON is displayed on the LCD 4 Display DpSlp StrDt ON on the LCD when permitting the machine to enter Deep Sleep mode or DpSlp StrDt OFF when not permitting it 5 Press the OK button Accepted is displayed on the LCD and the machine returns to the initial state of maintenance mode LCD Description DpSlp StrDt ON ...

Страница 319: ...ect and press the OK button The EEPROM is now customized and the machine returns to the ready state Touch panel models 1 Press the 2 and 5 buttons in this order in the initial state of maintenance mode Set Country is displayed on LCD and names of country in their respective language follows 2 Press the name of country desirable for the user The selected country is displayed in its language for con...

Страница 320: ...EW is displayed To transfer the communication list information for the past three errors press the 5 button 5 COM LIST ERR3 is displayed on the LCD To transfer the maintenance information list printed by function code 77 press the 6 button 6 MNT77LIST is displayed on the LCD 2 Press the OK button while 2 ACTIVITY 3 DOCUMENTS 4 COM LIST NEW 5 COM LIST ERR3 or 6 MNT77LIST is displayed on the LCD ENT...

Страница 321: ...ax 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 ...

Страница 322: ...eturns to the initial state of maintenance mode 1 3 17 Acquire white level data and set CIS scan area function code 55 Function This function is used to obtain the white level of the CIS unit and store this data and the scan area in the EEPROM of the main PCB Operation Procedure 1 Press the 5 button twice in the initial state of maintenance mode Press START is displayed on the LCD 2 Press the Star...

Страница 323: ...gned for electronic dictionaries or personal digital assistance PDA can be used If one is not available at hand order a STYLUS from Brother s parts list Note Do not use any tools other than a touch panel stylus In particular never use a pointed tool e g screwdriver Using such a tool will damage the touch panel Do not touch the touch panel with your fingers The contact area of a finger is too large...

Страница 324: ...LCD and printing of the test pattern starts using the selected conditions 5 When the Stop Exit button is pressed printing is stopped and the machine returns to the initial state of maintenance mode Print pattern Paper size Print type LCD Description SELECT K 100 100 solid printing continuous printing SELECT K 1 1 intermittent pattern printing 500 page printing SELECT K 5 5 intermittent pattern pri...

Страница 325: ...5 30 Confidential Fig 5 14 ...

Страница 326: ...printing is completed WAKU SX is displayed on the LCD 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 to eliminate the error cause and press the Start button WAKU SX is displayed on the LCD Press the OK button PRINTING is displayed on the LCD and the frame pattern is printed on a single side o...

Страница 327: ...5 32 Confidential Fig 5 15 ...

Страница 328: ...ng is stopped with displaying any of the errors shown in the table below To retry printing refer to the Remedy in the table below to eliminate the error cause and press the Start button WAKU DX is displayed on the LCD Press the OK button PRINTING is displayed on the LCD and the frame pattern is printed on both sides of the paper 3 To print the frame pattern again press the OK button 4 When the Sto...

Страница 329: ... PRINTING is displayed on the LCD and printing of the test pattern starts 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 to eliminate the error cause and press the Start button K_100 or W_100 is displayed on the LCD Press the OK button PRINTING is displayed on the LCD and printing of the test...

Страница 330: ...setting the machine returns to the initial state of maintenance mode without saving any changes that have been made Country code list Note If there is no entry for one minute or longer the machine returns to the initial state of maintenance mode automatically regardless of the display status Country DCP 8110D DCP 8110DN DCP 8150DN DCP 8152DN DCP 8155DN DCP 8157DN DCP 8250DN U S A 0001 0301 0501 Ca...

Страница 331: ...5004 Country MFC 8510DN MFC 8515DN MFC 8520DN MFC 8710DW MFC 8712DW MFC 8910DW MFC 8912DW MFC 8950DW MFC 8952DW MFC 8810DW U S A 0101 0401 0601 4101 0701 Canada 0102 0402 0602 4102 Brazil 0142 0442 4642 4142 Argentina 0436 0636 4136 Chile 0436 0636 Peru 0436 Germany 0153 0103 0253 0203 4153 4103 U K 0104 0204 4104 France 0155 0105 0255 0205 4155 4105 Australia 0156 0106 0656 0606 4156 4106 Norway ...

Страница 332: ...3 South Africa 0174 0124 4674 4624 5174 5124 Turkey 0174 0125 4674 4625 5174 5125 Sweden 0157 0126 4157 4126 Newzealand 0156 0127 0656 0627 4156 4127 Slovakia 0188 0130 0288 0230 4188 4130 Bulgaria 0188 0132 0288 0232 4188 4132 Romania 0188 0133 0288 0233 4188 4133 Czech Republic 0188 0137 0288 0237 4188 4137 Hungary 0188 0138 0288 0238 4188 4138 Poland 0188 0139 0288 0239 4188 4139 Singapore 0140...

Страница 333: ...acements and counter values refer to the next page The details to be printed are almost the same as the second page of Printer Settings Operation Procedure 1 Press the 7 button twice in the initial state of maintenance mode Printing is displayed on the LCD and printing maintenance information starts 2 When printing is completed the machine returns to the initial state of maintenance mode Fig 5 18 ...

Страница 334: ...ckup 1 47 The number of times that the power is turned ON 18 Time after RTC backup 1 48 The number of times log that the low temperature low humidity mode was entered 19 USB ID code 49 Machine error log The last 10 errors 20 Result of function code 55 50 The number of times that consumables have been replaced 21 Wireless LAN setting by country Output peak 51 Total printed pages of currently set to...

Страница 335: ...n the LCD and the main fan operates at 100 rotation speed If the main fan is faulty NG is displayed on the LCD 2 Press the Start button F 50 is displayed on the LCD and the main fan operates at 50 rotation speed 3 Press the Start button F 0 is displayed on the LCD and the main fan stops 4 Press the Start button F 100 is displayed on the LCD and the status returns to step 2 Each press of the Start ...

Страница 336: ...roller DRUM_PG 00000000 Printed pages for drum PFMP_PG 00000000 Pages fed from MP paper feeding kit PFK1_PG 00000000 Pages fed from paper feeding kit 1 PFK2_PG 00000000 Pages fed from paper feeding kit 2 FUSR_PG 00000000 Printed pages for fuser unit LASR_PG 00000000 Printed pages for laser unit TTL_PG 00000000 Total printed pages TTLCOPY 00000000 Total pages copied TTLPCPT 00000000 Total pages pri...

Страница 337: ...ast ten errors KTN_CH 0000 4 The number of times that the toner cartridge has been replaced DRUM_CH 0000 4 The number of times that the drum unit has been replaced FUSR_CH 0000 4 The number of times that the fuser unit has been replaced LASR_CH 0000 4 The number of times that the laser unit has been replaced PFMP_CH 0000 4 The number of times that MP paper feeding kit has been replaced PFK1_CH 000...

Страница 338: ...CD changes to PGCNT The total printed pages at the error occurrence is displayed for 4 When the OK button is pressed while the number of times the part has been replaced is displayed the LCD changes to DATE_XX The abbreviation of each part is displayed for XX and the latest replacement date is displayed for 5 When the OK button is pressed while the engine error is displayed the LCD changes to TM B...

Страница 339: ... Start 0 8 and 7 buttons in this order SENDING P 01 is displayed on the LCD and the error list is sent 3 When sending the error list is completed the machine returns to the ready state 1 3 29 Reset counters for periodic replacement parts function code 88 Function This function is used to reset the corresponding counter after the fuser unit laser unit or any of the paper feeding kits is replaced Th...

Страница 340: ...nance mode function code 99 Function This function is used to quit maintenance mode Operation Procedure 1 Press the 9 button twice in the initial state of maintenance mode The machine quits maintenance mode and returns to the ready state ...

Страница 341: ...lect Sleep Time and press the OK button 4 While Min is displayed press the Start and Secure Print buttons simultaneously 5 Press the or button to change the setting to On or Off and press the OK button 6 The new setting is saved and the LCD returns to the Sleep Time display Touch panel models 1 While the machine is in the ready state press the Menu button and press General Setup on the LCD 2 Press...

Страница 342: ...me and press the OK button 4 While Min is displayed press the Start and Option buttons simultaneously 5 Press the or button to change the setting to On or Off and press the OK button 6 The new setting is saved and the LCD returns to the Sleep Time display Touch panel models 1 While the machine is in the ready state press the Menu button and press General Setup on the LCD 2 Press Ecology on the LCD...

Страница 343: ...nu is displayed on the LCD 2 Press the or button to select the periodic replacement part for which the counter is to be reset and press the OK button 1 Reset 2 Exit is displayed on the LCD 3 Press the 1 button Accepted is displayed on the LCD and the machine returns to the ready state Touch panel models 1 While the machine is in the ready state press the 3 and 9 buttons simultaneously The reset me...

Страница 344: ...garded as the same type as the toner previously set Accepted is displayed on the LCD and the machine returns to the ready state 4 Close the front cover Touch panel models when no toner is not displayed 1 Open the front cover 2 Press the 1 button Reset Menu is displayed on the LCD Press the or button to select the toner cartridge to be reset and press the OK button 3 Reset Yes No is displayed on th...

Страница 345: ... again The LCD returns to the display in step 1 5 When the Stop Exit button is pressed the machine returns to the ready state Touch panel models 1 While the machine is in the ready state press the and buttons simultaneously The ROM version ROM creation date and time check sum PCLPS version I FAX creation date and time and check sum are displayed on the LCD 2 When the Stop Exit button is pressed th...

Страница 346: ...Confidential CHAPTER 6 WIRING DIAGRAM ...

Страница 347: ...Confidential CHAPTER 6 WIRING DIAGRAM This chapter provides the wiring diagram for the connections of the PCBs CONTENTS 1 WIRING DIAGRAM 6 1 ...

Страница 348: ...6 1 Confidential 1 WIRING DIAGRAM Wiring diagram ...

Страница 349: ...Confidential CHAPTER 7 PERIODICAL MAINTENANCE ...

Страница 350: ...ICAL MAINTENANCE CONTENTS 1 SAFETY PRECAUTIONS 7 1 2 PERIODICAL REPLACEMENT PARTS 7 2 2 1 Preparation 7 2 2 2 Fuser unit 7 3 2 3 Laser unit 7 7 2 4 MP paper feeding kit 7 13 2 5 Paper feeding kit 1 7 14 2 6 Paper feeding kit 2 7 16 ...

Страница 351: ...or on the wire harness After disconnecting flat cables check that each cable is not damaged at its end or shortcircuited When connecting flat cables do not insert them at an angle After insertion check 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 re...

Страница 352: ...ure 1 Disconnect the following AC cord USB cable if connected LAN cable if connected Line cord if connected 2 Remove the following Paper tray 1 Toner cartridge and drum unit Duplex tray LAN port cap Fig 7 1 AC cord USB cable LAN cable Paper tray 1 Toner cartridge and drum unit Duplex tray LAN port cap Line cord ...

Страница 353: ...roximately 80 degrees Remove the outer chute from boss B on the right side of the machine and remove the outer chute from the machine in the direction of the arrow Fig 7 3 Note Be careful not to damage the ribs inside the back cover Assembling Note When attaching the back cover open the front cover and attach the back cover while lifting the rear nip release link Back cover Outer chute Rib Boss Bo...

Страница 354: ...e hook to remove the fuser unit line cover R from the machine 8 Remove the rear nip release link from the machine 9 Remove the taptite pan B M4x14 screw and release the hook to remove the fuser unit line cover L from the machine Fig 7 5 Note Make sure that the front cover is open when removing the rear nip release link Fuser cover Knob Fuser unit Boss Knob Boss Taptite pan B M4x14 Taptite bind B M...

Страница 355: ... thermistor harness and the side thermistor harness of the fuser unit from the guide and disconnect these harnesses from the eject sensor PCB ASSY Fig 7 7 Harness routing Refer to 3 Fuser unit Note When disconnecting the harness hold the top of the PCB connector to prevent the PCB connector being damaged Heater harness Fuser unit Low voltage heater harness Frame R side Guide Center thermistor harn...

Страница 356: ...nfidential 13 Remove the taptite pan B M4x14 screw and remove the fuser unit from the machine Fig 7 8 Note Make sure that the front cover is closed when removing the fuser unit Fuser unit Taptite pan B M4x14 ...

Страница 357: ...m the back side of the side cover L and the side cover R ASSY Fig 7 9 3 Remove the two taptite bind B M4x12 screws from the front side of the side cover L and the side cover R ASSY Fig 7 10 Back cover Taptite bind B M4x12 Side cover L Side cover R ASSY Side cover R ASSY Taptite bind B M4x12 Side cover L ...

Страница 358: ...ont cover ASSY 5 Release the eight hooks and remove the side cover L from the machine Fig 7 11 6 Release the nine hooks and remove the side cover R ASSY from the machine Fig 7 12 Hooks Side cover L Hooks Front cover release button Hooks Hooks Hooks Side cover R ASSY Hooks ...

Страница 359: ...main shield cover plate is not provided for models with a tray capacity of 500 sheets Therefore remove the screw securing the ADF earth harness the screw securing the document scanner earth harness and screw A Fig 7 13 Harness routing Refer to 1 Main PCB ASSY Taptite cup S M3x8 SR Taptite cup S M3x8 SR A Main shield cover plate ADF earth harness Document scanner earth harness ...

Страница 360: ...ls with speaker only and NCU harness models with NCU only from the main PCB ASSY and release these harnesses from the securing fixtures Fig 7 14 Note The second side CIS flat cable and the second side document scanning position sensor harness are provided for duplex scanning models only First side CIS flat cable Second side CIS flat cable ADF cover document detection sensor harness Second side doc...

Страница 361: ...ne 11 Remove the four taptite bind B M4x12 screws and the taptite cup S M3x8 SR screw 12 Release the six hooks and slide the joint cover in the direction of the arrow to remove it from the machine Fig 7 15 Joint cover Taptite bind B M4x12 Main PCB shield calking ASSY USB host harness Wireless LAN harness Taptite bind B M4x12 Hooks Pan S P washer M3 5x6 DA NCU earth harness Guides Taptite bind B M4...

Страница 362: ...mbling Note When attaching the laser unit tighten the screws in the following order upper right lower right lower left and upper left When connecting the flat cable s insert it straight After insertion check that the cable is not at an angle After replacing the laser unit attach the laser serial number label of the new laser unit on the scanner plate as shown in the illustration above Laser unit f...

Страница 363: ...separation roller shaft Then remove the MP roller holder ASSY from the machine 4 Raise the MP separation pad ASSY to the 50 degree position and remove it from the machine in the direction of arrow 4 5 Bend the MP separation pad spring inward to remove it from the machine Fig 7 17 Assembling Note Attach the MP roller holder ASSY while pushing the MP separation pad ASSY MP separation pad ASSY Hook M...

Страница 364: ...1 4 Push both arms of the T1 separation pad ASSY in the direction of the arrows to remove both pins and then remove the T1 separation pad ASSY from the paper tray 1 5 Remove the T1 separation pad spring from the T1 separation pad ASSY Fig 7 19 Note Paper tray 1 250 sheets 500 sheets T1 Paper tray 2 500 sheets T2 The illustration shows paper tray 1 250 sheets Taptite bind B M4x12 T1 tray indicator ...

Страница 365: ...in the direction of arrow 7b to remove it from the T1 separation roller shaft Then remove the T1 roller holder ASSY from the machine Fig 7 20 Assembling Note When attaching the T1 roller holder ASSY engage A on the shaft of the T1 roller holder ASSY with the hole on the paper feed frame and insert the shaft into the hole T1 separation roller shaft T1 lift arm T1 roller holder ASSY Boss 6 7a 7b A P...

Страница 366: ...wo hooks on the T2 separation pad ASSY from the paper tray 2 4 Push both arms of the T2 separation pad ASSY in the direction of the arrows to remove both pins and then remove the T2 separation pad ASSY from the paper tray 2 5 Remove the T2 separation pad spring from the T2 separation pad ASSY Fig 7 22 Taptite bind B M4x12 T2 tray indicator Paper tray 2 A Plate T2 tray cover ASSY Bosses Bosses T2 s...

Страница 367: ...n roller shaft 8 Lift the right side of the T2 roller holder ASSY in the direction of arrow 8a and pull the T2 roller holder ASSY in the direction of arrow 8b to remove it from the LT unit Fig 7 24 Assembling Note When attaching the T2 roller holder ASSY engage A on the shaft of the T2 roller holder ASSY with the hole on the T2 feed frame ASSY and insert the shaft into the hole Boss 6a 6b T2 lift ...

Страница 368: ...Confidential APPENDIX 1 SERIAL NUMBERING SYSTEM ...

Страница 369: ...Location Fig App 1 2 Serial number Serial number 6 digit Manufacturing factory No A January B February C March D April Year of manufacture 2 2012 3 2013 Month of manufacture Product identification code E May F June G July H August J September K October L November M December Manufacturing line Serial number label ...

Страница 370: ...Confidential APPENDIX 2 DELETING USER SETTING INFORMATION This appendix provides instructions on how to delete user setting information recorded in the machine ...

Страница 371: ...ress the or button to display the Initial Setup or General Setup on the LCD and press the OK button 3 Press the or button to display the Reset on the LCD and press the OK button 4 Press the or button to display the All Settings on the LCD and press the OK button 5 1 Reset 2 Exit or Yes No is displayed on the LCD When 1 Reset 2 Exit is displayed press the 1 button When Yes No is displayed press Yes...

Страница 372: ...Confidential APPENDIX 3 INSTALLING MAINTENANCE DRIVER ...

Страница 373: ...cable 2 Turn ON the power switch of the computer 3 Enter maintenance mode 4 Double click maintenance exe for the maintenance driver stored in the temporary folder to execute it 5 The Device Driver Installation Wizard startup window appears Click Next 6 The WHQL alert window appears three times Click Continue Anyway on each window to continue installation 7 The Device Driver Installation Wizard com...

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