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Brother DCP 8085DN, Service Manual

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Brother DCP 8085DN Service Manual Download Page 55

2-2

Confidential

2. ELECTRONICS

2.1

General Block Diagram

Fig. 2-2

High-voltage

power supply  

Low-voltage power supply  

Fuser thermistor

Main PCB

Regist front

sensor

Main fan

LT sensor PCB

(PE+PEDGE)

Regist rear

sensor

Toner

sensor PCB

(Light

 reception) 

(Main fan)

Toner LED PCB

(Light emission) 

Power supply fan

Front cover 

sensor ASSY

Wireless LAN
(Wireless LAN model)

MP sensor PCB

Tray1 solenoid

Regist solenoid

Main motor

Panel PCB

DX solenoid

DX unit sensor PCB

MP solenoid

LT solenoid

Front relay

PCB

New toner

sensor

Rear relay

PCB

Paper eject

sensor

Document eject sensor

(CIS model)

LT PCB

LT1

Polygon motor

Laser diode PCB

Sensor PCB

(PE+PEDGE)

Document front sensor 1

Document front sensor 2

Document rear sensor

Switch back sensor

Document scanner

unit ASSY

ADF cover open sensor

(CIS model)

ADF

Laser unit

ADF relay

PCB

FB cover sensor

(CCD model)

Battery

NCU PCB

Speaker ASSY

Scanner motor

Scanner module

Home position

sensor (CCD model)

Summary of Contents for DCP 8085DN

Page 1: ...L Read this manual thoroughly before maintenance work Keep this manual in a convenient place for quick and easy reference at all times September 2009 SM FAX105 8C5D01 3 MODEL DCP 8070D 8080DN 8085DN MFC 8370DN 8380DN MFC 8480DN 8880DN 8890DW ...

Page 2: ...GY STAR is a U S registered mark Citrix and MetaFrame are registered trademarks of Citrix Systems Inc in the United States Intel Intel Xeon and Pentium are trademarks or registered trademarks of Intel Corporation AMD AMD Athlon AMD Opteron and combinations thereof are trademarks of Advanced Micro Devices Inc PictBridge is a trademark Each company whose software title is mentioned in this manual ha...

Page 3: ... MFC 8370DN MFC 8380DN MFC 8480DN MFC 8880DN MFC 8890DW Duplex Print Scan Yes No Yes No Yes Yes Yes No Yes Yes Yes No Yes Yes Yes Yes Network No Wired Wired Wired Wired Wired Wired Wired Wireless Document Scanner Module CIS CCD CCD CIS CIS CCD CCD CCD ...

Page 4: ... problems that could occur in the main sections of the machine and related troubleshooting procedures CHAPTER 4 PERIODICAL MAINTENANCE Details of consumable parts and periodical maintenance parts This chapter also covers procedures for disassembling and assembling periodical maintenance parts CHAPTER 5 DISASSEMBLY REASSEMBLY Details of procedures for disassembling and assembling of the machine tog...

Page 5: ...h as user setting information recorded in the machine APPENDIX 3 SERIAL NUMBERING SYSTEM APPENDIX 4 SCREW CATALOGUE APPENDIX 5 REFERENCES APPENDIX 6 GLOSSARY Information in this manual is subject to change due to improvement or redesign of the product A thorough understanding of this machine based on information in this service manual is required for maintaining its print quality performance and f...

Page 6: ...it is needed This machine has a Class 3B laser diode which produces invisible laser radiation in the laser unit You should not open the laser unit under any circumstances Caution Use of controls or adjustments or performance of procedures other than those specified in this manual may result in hazardous radiation exposure For Finland and Sweden LUOKAN 1 LASERLAITE KLASS 1 LASER APPARAT Varoitus La...

Page 7: ...C and EN50419 European Union only This equipment is marked with the above recycling symbol It means that at the end of the life of the equipment you must dispose of it separately at an appropriate collection point and not place it in the normal domestic unsorted waste stream This will benefit the environment for all European Union only ...

Page 8: ...al 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 determ...

Page 9: ...al covers the laser beam cannot escape from the machine during any phase of user operation FDA Regulations 110 to 120 volt model only The U S Food and Drug Administration FDA has implemented regulations for laser products manufactured on and after August 2 1976 Compliance is mandatory for products marketed in the United States The following label on the back of the machine indicates compliance wit...

Page 10: ...er and unplug the machine There are high voltage electrodes inside the machine Before you clean the inside of the machine make sure you have unplugged the telephone line cord first and then the power cord from the AC power outlet Do not handle the plug with wet hands Doing this might cause an electrical shock After you use the machine some internal parts are extremely HOT To prevent injuries be ca...

Page 11: ...shock or fire use only a No 26 AWG or larger telecommunication line cord CAUSION Lightning and power surges can damage this product We recommend that you use a quality surge protection device on the AC power line and on the telephone line or unplug the cords during a lightning storm WARNING IMPORTANT SAFETY INSTRUCTIONS When using your telephone equipment basic safety precautions should always be ...

Page 12: ...ea Do not place the machine near heaters air conditioners water chemicals or refrigerators Do not expose the machine to direct sunlight excessive heat moisture or dust Do not connect your machine to an AC power outlet controlled by wall switches or automatic timers Disruption of power can wipe out information in the machine s memory Do not connect your machine to an AC power outlet on the same cir...

Page 13: ...CHAPTER 1 SPECIFICATIONS ...

Page 14: ...ting 1 2 2 2 Functions 1 5 2 3 Electronics and Mechanics 1 12 2 4 Network Connectivity 1 14 2 5 Service Information 1 16 2 6 Paper 1 17 2 6 1 Paper handling 1 17 2 6 2 Media specifications 1 18 2 6 3 Type and size of paper 1 20 2 7 Printable Area 1 22 2 8 Print Speeds with Various Settings 1 28 2 9 Telephone 1 30 2 10 Fax 1 31 2 11 List Report 1 33 2 12 Copy 1 34 2 13 Document Scanner 1 36 2 14 US...

Page 15: ... Unit Scanner Dress Cover L Scanner Dress Cover R ADF Unit ADF Unit CIS model CCD model Panel Unit Panel Unit Speaker ASSY Speaker ASSY Back Cover Outer Chute ASSY Rear Chute ASSY Fuser Unit Main PCB Access Cover Side Cover L CCD model Side Cover L CIS model Side Cover R CCD model Side Cover R CIS model Laser Unit Toner LED PCB Unit ASSY Paper Tray High voltage PS PCB LVPS PCB MP Tray Cover ASSY P...

Page 16: ...ng mode Print Speed A4 Letter Standard Up to 30 32 ppm When loading A4 or Letter size paper from the standard paper tray Duplex A4 Up to 13 sides per minute 6 5 sheets per minute Letter Up to 14 sides per minute 7 sheets per minute Warm up time 2 From sleep mode less than 18 seconds From power off on less than 35 seconds First print time 3 Less than 8 5 seconds Consumables Toner cartridge Life exp...

Page 17: ... XP Professional x64 Edition Windows Vista Windows Server 2003 Windows Server 2003 x 64 Edition Windows Server 2008 Mac OS X 10 2 4 or greater DOS Linux Print mode Normal printing mode Economy printing mode Toner saving mode Print Speed A4 Letter Standard Up to 28 ppm When loading A4 or Letter size paper from the standard paper tray Up to 28 ppm When loading A4 size paper from the standard paper t...

Page 18: ...IEC 19752 Shelf life 2 years without opening 6 months after opening Drum unit Life expectancy 25 000 pages drum unit Life expectancy will vary depending on number of continuous printing pages When printing A4 Letter size paper Shelf life 2 years without opening The shelf life mentioned above is guaranteed under the normal condition as below Temperature Normal condition 0 to 40 C Storage condition ...

Page 19: ...rface IEEE 1284 Parallel Hi Speed USB 2 0 Ethernet 10 100 BASE TX USB Host IEEE 1284 Parallel Hi Speed USB 2 0 Ethernet 10 100 BASE TX Wireless LAN IEEE 802 11b g USB Host Emulation PCL6 BR Script 3 PostScript 3 IBM Pro printer XL Epson FX 850 Network Connectivity Protocol TCP IP 10 100 BASE TX Ethernet Management tool BRAdmin Light Web BRAdmin Web Based Management BRAdmin Professional 3 Resident ...

Page 20: ...urs Memory Standard 64 MB Option 1 DIMM slot expandable up to 576 MB Backup No Yes up to 60 hours Interface Hi Speed USB 2 0 USB Host Hi Speed USB 2 0 10BASE T 100BASE TX Ethernet USB Host External TAD Emulation PCL6 BR Script 3 IBM Pro Printer XL Epson FX 850 Network Connectivity Protocol TCP IP Standard 10 100BASE TX Ethernet Management tool BRAdmin Light BRAdmin Professional 1 Web BRAdmin 1 Web...

Page 21: ...printer driver for LPD LPRng printing system x86 x64 environment Utility N A Driver Deployment Wizard Model DCP8070D MFC8370DN MFC8380DN Printer driver Windows PCL driver for Windows 2000 Professional XP Home Edition XP Professional Edition XP professional x64 Edition Vista PCL driver for Windows 2000 Professional XP Home Edition XP Professional Edition XP professional x64 Edition Server 2003 1 Se...

Page 22: ...r Windows PaperPort 11 SE Page Manager 7 China Macintosh Page Manager 7 Linux No Model DCP 8080DN DCP 8085DN MFC 8480DN MFC 8880DN MFC 8890DW Windows Send No Yes FaxShare Software by Brother Receive No Yes Macintosh Send No Yes FaxShare Software by Brother Receive No No Linux Send No Yes LPR CUPS PC FAX Send Driver 1 Receive No No Model DCP8070D MFC8370DN MFC8380DN Windows Send No Yes FaxShare Sof...

Page 23: ...ux No Remote Setup Windows No Yes Macintosh No Yes Linux No Model DCP 8080DN DCP 8085DN MFC 8480DN MFC 8880DN MFC 8890DW Windows BRAdmin Light Web Base Management BRAdmin Professional 1 Web BRAdmin 1 BRAdmin Light Web Base Management BRAdmin Professional 1 Web BRAdmin 1 Network Remote Setup Macintosh BRAdmin Light Web Base Management BRAdmin Light Web Base Management Network Remote Setup Linux Web...

Page 24: ... supported Specifications are subject to change without notice Model DCP 8080DN DCP 8085DN MFC 8480DN MFC 8880DN MFC 8890DW Direct Print PDF version1 7 1 JPEG Exif JPEG PRN TIFF MH Scanned by Brother model Post Script 3TM created by the Brother BRScript3 driver XPS version 1 0 Model DCP8070D MFC8370DN MFC8380DN Direct Print PDF version1 7 1 JPEG Exif JPEG PRN created by own printer driver TIFF Sca...

Page 25: ... Intel Pentium with Intel EM64T or equivalent 256MB 512MB 50MB Windows XP Professional x64 Edition AMDOpteron AMDAthlon 64 Intel Xeon with Intel EM64T Intel Pentium 4 with Intel EM64T or equivalent 256MB 512MB 50MB Windows Server 2003 Intel Pentium III or equivalent 256MB 512MB 50MB Windows XP Home Edition Intel Pentium or equivalent 128MB 256MB 50MB Windows XP Professional Windows 2000 Profession...

Page 26: ...ound power Printing LWAd 6 95 Bell A Ready LWAd 4 6 Bell A Environment Temperature Operating 10 to 32 5 C 50 to 90 5 F Non operating 0 to 40 C 38 to 104 F Storage 20 to 40 C 4 to 104 F Humidity Operating 20 to 80 non condensing Storage 10 to 85 non condensing Dimensions W x D x H 531 x 451 x 475 mm 20 9 x 17 8 x 18 7 in Weight Without Carton with drum unit and toner cartridge Approx 18 1 kg 39 9 l...

Page 27: ...py 6 95 B A Ready 4 6 B A Environment Temperature Operating 10 to 32 5 C Non operating 0 to 40 C Storage 20 to 40 C Humidity Operating 20 to 80 non condensing Storage 10 to 85 non condensing Dimensions W x D x H 595 x 565 x 550 mm 23 4 x 22 2 x 21 7 in Weights With carton U S A Canada Asia Approx 19 3 kg 42 4 lb Europe Approx 19 1 kg 42 1 lb Approx 19 5 kg 42 9 lb Approx 19 7 kg 43 3 lb Without ca...

Page 28: ...before SMTP SMTP AUTH SNMPv1 v2c v3 ICMPv6 LLTD responder Web Services Print CIFS Client SNTP Network type 10 100 BASE TX Ethernet network Network printing Windows Vista Windows Server 2003 Windows XP and Windows 2000 TCP IP printing Mac OS X 10 3 9 or greater printing Management utility BRAdmin Professional 3 2 for Windows Brother original Windows utility for printer and server management Web BRA...

Page 29: ...Canada 1 11 Europe Oceania 1 13 Japan 1 14 Communication mode Infrastructure Ad hoc 802 11 b Data rate 802 11 b 11 5 5 2 1 Mbps 802 11 g 54 48 36 24 18 12 11 9 6 Mbps Link distance 70 m 233 ft at lowest data rate The distance rate will vary upon environment and other equipment location Network security WEP 64 128 WPA PSK TKIP AES WPA2 PSK AES LEAP EAP FAST Management utility BRAdmin Professional 3...

Page 30: ... monthly volume 30 000 pages Periodical maintenance parts As for periodical maintenance parts refer to CHAPTER 4 Specifications are subject to change without notice Parts Approximate Life pages ADF unit 50 000 or 5 years Document Scanner unit 50 000 or 5 years Fuser unit 100 000 Laser unit 100 000 PF kit China MP 25 000 Tray 1 Tray 2 100 000 India MP 12 000 Tray 1 Tray 2 80 000 Others MP 50 000 Tr...

Page 31: ...eets Envelope Option 250 sheets ADF Up to 50 sheets Xerox4024 20lbs environment temp 20 30C Humidity 50 70 Paper Output 1 Face down 150 sheets Face up 1 sheet Duplex Print Manual Yes Automatic Yes Model DCP8070D MFC8370DN MFC8380DN Paper Input 1 Standard tray 250 sheets Multi purpose tray 50 sheets Plain 3 sheets Envelope Option No 250 sheets ADF Up to 20 sheets Xerox4024 or 4200 20lbs environment...

Page 32: ...1 Thin paper Optional tray Plain paper Bond paper Recycled paper Thin paper Duplex Thin Paper Plain Paper Recycled Paper ADF Plain paper Recycled Paper Media weight Paper tray Standard Option 60 to 105 g m2 16 to 28 lb Multi purpose 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 17 to 24 lb Media size Paper tray Standard Option U S A A4 Letter B5 ISO A5 A5 Long...

Page 33: ...er Recycled Paper ADF Plain Recycled Paper Media weight Paper tray Standard 60 to 105 g m2 16 to 28 lb Multi purpose tray 60 to163 g m2 16 to 43 lb Optional tray No 60 to 105 g m2 16 to 28 lb Duplex 60 to 105 g m2 16 to 28 lb ADF 64 to 90 g m2 17 to 24 lb Media size Paper tray Standard A4 Letter ISOB5 A5 A5 Long Edge ISOB6 A6 Executive Legal Folio A4 Letter ISOB5 A5 A5 Long Edge ISOB6 A6 Executive...

Page 34: ... the paper trays in the printer driver as follows Specifications are subject to change without notice Fig 1 2 The name for the paper trays The name for the paper trays in the printer driver Paper tray T1 Tray 1 Multi purpose tray MP tray Optional lower tray unit Tray 2 Duplex unit for automatic duplex printing Duplex Tray1 Tray2 Tray1 Tray2 ...

Page 35: ...Bond paper Thin paper 60 to 75 g m2 16 to 20 lb Yes Yes Yes Thin paper Thick paper 105 to 163 g m2 28 to 43 lb N A Yes N A Thick Paper or Thicker Paper Labels N A Yes A4 or Letter N A Thicker Paper Envelopes N A Yes N A Envelopes Env Thin Env Thick Memo Use paper that is made for plain paper copying Use paper that is 75 to 90 g m2 20 to 24 lb Use neutral paper Do not use acidic or alkaline paper U...

Page 36: ... printable area for a PCL driver Printable area shows mechanical printable area of the machine Therefore the machine can only print within the shaded area when you use a PCL driver Portrait A B C D E F G F G E G G Physical page Printable area Logical page B Physical page length D Maximum logical page length F Distance from edge of physical page to edge of logical page ...

Page 37: ... 0 16 50dots B 5 JIS 182 0mm 7 1 2 130dots 257 0mm 10 11 3 033dots 170 0mm 6 69 2 007dots 257 0mm 10 11 3 033dots 0mm 4 2mm 0 16 50dots B 5 ISO 176 0mm 6 93 2 078dots 250 0mm 9 84 2 952dots 164 0mm 6 46 1 936dots 250 0mm 9 84 2 952dots 0mm 4 2mm 0 16 50dots B 6 ISO 125 0mm 4 92 1 476dots 176 0mm 6 93 2 078dots 164 0mm 4 44 1 334dots 176 0mm 6 93 2 078dots 0mm 4 2mm 0 16 50dots Envelope Monarch 98 ...

Page 38: ...8 66 2 598dots 110 0mm 4 33 1 299dots 207 0mm 8 17 2 450dots 110 0mm 4 33 1 299dots 6 26mm 0 25 74dots 0mm 4 2mm 0 16 50dots 3X5 76 2mm 3 00 900dots 127 0mm 5 00 1 500dots 63 5mm 2 50 750dots 127 0mm 5 00 1 500dots 6 35mm 0 25 75dots 0mm 4 2mm 0 16 50dots Note The paper sizes indicated here should confirm to the nominal dimensions specified by JIS except B5 ISO B6 ISO The dot size is based on 300d...

Page 39: ...al printable area of the machine Therefore the machine can only print within the shaded area when you use a PCL driver Landscape A B C D E F G F G E G G Physical page Printable area Logical page B Physical page length D Maximum logical page length F Distance from edge of physical page to edge of logical page ...

Page 40: ...ts 0mm 4 2mm 0 16 50dots B 5 JIS 257 0mm 10 11 3 033dots 182 0mm 7 1 2 130dots 247 0mm 9 72 2 916dots 182 0mm 7 1 2 130dots 0mm 4 2mm 0 16 50dots B 5 ISO 250 0mm 9 84 2 952dots 176 0mm 6 93 2 078dots 240 0mm 9 44 2 834dots 176 0mm 6 93 2 078dots 0mm 4 2mm 0 16 50dots B 6 ISO 176 0mm 6 93 2 078dots 125 0mm 4 92 1 476dots 166 4mm 6 55 1 960dots 125 0mm 4 92 1 476dots 0mm 4 2mm 0 16 50dots Envelope M...

Page 41: ...0mm 4 33 1 299dots 220mm 8 66 2 598dots 102mm 4 00 1 199dots 220mm 8 66 2 598dots 4 0mm 0 16 50dots 0mm 4 2mm 0 16 50dots 3X5 127mm 5 00 1 500dots 76 2mm 3 00 900dots 116 8mm 4 60 1 380dots 76 2mm 3 00 900dots 5 0mm 0 20 60dots 0mm 4 2mm 0 16 50dots Note The paper sizes indicated here should confirm to the nominal dimensions specified by JIS except B5 ISO B6 ISO The dot size is based on 300 dpi re...

Page 42: ...ick 3 ppm Media type setting Print speed for all models Plain paper Recycled paper 0 to 90 second 32 ppm 90 second or later 15 ppm Plain paper thin A4 30 ppm Letter 32 ppm Thick paper Envelopes Envelopes thin Label HAGAKI 0 to 9 second 16 ppm 9 second or later 15 ppm Thicker paper Bond paper Envelopes thick 3 ppm Note The print speed may vary according to conditions such as paper size and paper tr...

Page 43: ...pe setting Print speed DCP8070D MFC8370DN MFC8380DN Plain paper Recycled paper 0 to 90 second 30 ppm 90 second or later 15 ppm Plain paper thin A4 28 ppm Letter 30 ppm Thick paper Envelopes Envelopes thin Label HAGAKI 0 to 9 second 16 ppm 9 second or later 15 ppm Thicker paper Bond paper Envelope thick 3 ppm Note The print speed may vary according to conditions such as paper size and paper tray Wh...

Page 44: ...No Speaker Volume Yes 3 steps OFF Ring Volume Yes 3 steps OFF Beeper Volume Yes 3 steps OFF One Touch Dial 40 20 x 2 locations 16 8 x 2 locations Speed Dial 300 locations Figures of One Touch Speed Dial 20 digits Registerable Number Of Characters 15 characters 10 characters Group Dial Yes up to 20 groups Telephone Index Yes Yes button Caller ID No Yes Call Waiting Caller ID No Call waiting Ready N...

Page 45: ...ast Yes Auto Light Dark Smoothing No Dual Access Yes Remote Activate Yes Station ID Yes 20 digits 20 characters Remote Maintenance No Remote Access Yes Fax Retrieval Yes Paging Yes U S A Canada Only No Internet FAX ITU T 37 simple mode No Yes No Sending Delayed Timer Yes up to 50 Polled Sending Yes EUR Secure Polling Multi Transmission No Multi Resolution Transmission No Next Fax Reservation No Ca...

Page 46: ...rt Standard Resolution JBIG Fax Rx Stamp Yes Memory Transmission ITU T Chart Up to 500 pages ITU T Test Chart 1 Standard Resolution JBIG Up to 600 pages Brother 1Chart Standard Resolution JBIG ECM Error Correction Mode Yes Error Re Transmission Yes Broadcasting Yes 390 locations Yes 366 locations Manual Broadcasting Yes 50 locations Fax Forwarding Yes Fax Forwarding Broadcast Yes Duplex Fax Send N...

Page 47: ...t No Tel Index List Numeric Alphabetic No No Yes Yes Memory Status List No Yes System Setup User Setting List Yes Order Form No Yes Europe Asia Except for China Model DCP8070D MFC8370DN MFC8380DN Activity Report Journal Report No Yes up to 200 Transmission Verification Report No Yes Cover page No Yes Help List No Yes Call Back Message No Caller ID List No Tel Index List Numeric Alphabetic No No Ye...

Page 48: ...Up to 32 cpm First Copy Out Time From READY mode Less than 10 5 sec Multi Copy Stack Yes up to 99 Sort Yes Reduction Enlargement 25 400 in 1 increments Resolution dpi Maximum 1200 horizontal scan x 600 vertical scan dpi Auto Duplex Scanning Copy No Yes No Yes Manual Duplex Copy No N in 1 Yes Poster No Image Enhancement No Note The copy speed may vary according to the specifications ...

Page 49: ...4 Up to 28 cpm A4 Up to 30 cpm Letter Up to 30 cpm First Copy Out Time 2 Less than10 5 sec Multi Copy Stack Yes Up to 99 Sort Yes Reduction Enlargement 25 400 in 1 increments Resolution dpi Maximum 1200 horizontal scan x 600 vertical scan dpi Auto Duplex Scanning Copy No Yes Manual Duplex Copy No N in 1 Yes Poster No Image Enhancement No Note The copy speed may vary according to the specifications...

Page 50: ...r Mono Color Resolution Optical Scanner Glass Maximum 600 horizontal scan x 2400 vertical scan dpi ADF Maximum 600 horizontal scan x 1200 vertical scan dpi Resolution Interpolated 19 200 horizontal scan x 19 200 vertical scan dpi Scanning Speed Monochrome A4 3 03 seconds 1 Letter 2 85 seconds 1 Color A4 5 79 seconds 1 Letter 5 44 seconds 1 Gray Scale Int Ext 16 bit 8 bit Color Depth Int Ext 48 bit...

Page 51: ...can dpi Color Monochrome Resolution Interpolated 19 200 horizontal scan x 19 200 vertical scan dpi Scanning Speed Monochrome A4 2 49 seconds 1 Letter 2 35 seconds 1 Color A4 7 48 seconds 1 Letter 7 04 seconds 1 Grayscale Int Ext 16bit 8bit Color Depth Int Ext 48bit 24bit Custom Scan Profile No Yes Duplex Scanning No Yes Scan to E mail Yes Scant to E mail server I Fax No Scan to Image Yes Scan to O...

Page 52: ...Confidential CHAPTER 2 THEORY OF OPERATION ...

Page 53: ...ection Drawing 2 3 3 2 Scanner Mechanism 2 6 3 2 1 Document scanner unit 2 7 3 2 2 ADF unit 2 9 3 3 Paper Feeding 2 16 3 3 1 Plate up Function of the Paper Tray 2 17 3 3 2 Paper supply 2 18 3 3 3 Paper registration 2 19 3 3 4 Paper eject 2 20 3 3 5 Duplex printing 2 21 3 3 6 Paper feeding from the MP tray 2 22 3 3 7 Paper feeding from the LT tray Tray2 2 22 3 4 Toner Cartridge 2 23 3 4 1 Methods f...

Page 54: ...the models with the LAN only WLAN PCB For the model with the wireless LAN only Paper feeding mechanism Laser printing unit Provided on models supporting facsimile function Charging exposing developing transferring and heat fixing processes Electrical charger Laser unit including the polygon motor Laser sensitive drum Developer roller Transfer roller Heater roller Main motor Scanner unit ADF unit N...

Page 55: ...sor PCB Tray1 solenoid Regist solenoid Main motor Panel PCB DX solenoid DX unit sensor PCB MP solenoid LT solenoid Front relay PCB New toner sensor Rear relay PCB Paper eject sensor Document eject sensor CIS model LT PCB LT1 Polygon motor Laser diode PCB Sensor PCB PE PEDGE Document front sensor 1 Document front sensor 2 Document rear sensor Switch back sensor Document scanner unit ASSY ADF cover ...

Page 56: ...r Paper stack lever Paper tray Paper tray LT unit Paper feed roller MP Separation roller MP Paper feed roller Separation roller Regist actuator front Regist actuator rear PE actuator Feed roller TR Separation roller LT Feed roller LT Paper feed roller LT Edge actuator Plate Separation pad Separation pad MP MP tray Regist roller Develop roller Plate LT Separation pad LT PE actuator LT Edge actuator...

Page 57: ... front sensor actuator 1 Pick up roller Eject roller Separation roller Document front sensor 2 Paper feed roller 1 Switch back roller ASSY Flap C Flap A Flap B Switch back sensor actuator Paper feed roller 4 Switch back sensor Paper feed roller 2 Document rear sensor Document rear sensor actuator Paper feed roller 3 Home position sensor CCD module ...

Page 58: ...r Front flap Document rear actuator Paper feed roller 2 Switch back actuator Switch back flap A Paper feed roller 3 Switch back roller Ejection flap Document eject actuator ADF cover ADF cover open actuator Separation flap cam Exit roller CIS unit Document hold Paper feed roller 1 Switch back flap B Separation pad Nip piece ...

Page 59: ...nsists of a scanner top cover CCD module or CIS module and scanner base Fig 2 6 ADF Scanner top cover White level reference film CCD module Guide shaft Scanner base Pulley ASSY Belt Document cover CCD model CIS model ADF document cover ASSY Document scanner unit Scanner cover ADF Scanner top cover White level reference film CIS module Guide shaft Scanner base Pulley ASSY Belt Document cover ...

Page 60: ... generated 3 Driving of the scanner module CCD CIS The scanner module CCD CIS is supported by the guide shaft and assembled on the drive belt When the scanner motor is rotated clockwise the scanner module on the drive belt scans the document while sliding to the right hand side In this case the CCD unit has the capacity to scan at 2 400dpi resolution of sub scanning and the CIS unit has the capaci...

Page 61: ...er drive mechanism is started and the scanning operation is started The scanner motor is rotated so that its action is transferred to the drive belt through the gear train The scanner module scans the document while sliding to the right hand side CCD model Fig 2 7 CIS model Fig 2 8 Pulley ASSY Scanner module CCD unit ADF unit Guide shaft Drive plate ASSY Scanner motor FB FFC cable Scanner unit Pul...

Page 62: ...Send the document from on the ADF into the ADF Separation roller Separate the sent document one by one Paper feed roller 1 2 3 4 Send the document Switch back roller ASSY When the duplex scanning this motor is rotated by contraries draws the sent out document to the inside of ADF again Eject roller Eject the document 2 Function of each sensor Document front sensor 1 Detects whether the document is...

Page 63: ...ture CCD model The automatic document feeder ADF of the CCD model consists of the pick up roller separation roller paper feed rollers 1 2 3 4 eject roller ADF motor switch back sensor document rear sensor and document front sensors 1 2 For further details on the sensors see 3 6 Sensors position Fig 2 9 Switch back sensor Paper feed roller 2 Document rear sensor actuator Paper feed roller 3 Documen...

Page 64: ...ng methods are switched depending on whether the document front sensor 1 detects the document or not when starting scanning However in the case of the CCD model there is the case that the document glass scanning is given priority to over by a state of the document cover sensor described later Document front actuator 1 Document front actuator 2 Feed roller Separation roller Front flap Document rear...

Page 65: ...h the paper feed rollers 1 2 and 3 paper feed roller 3 is CCD model only and is passed over the scanner module so that the document is scanned Then the document is ejected to the document cover CCD model or Document eject tray CIS model by the eject roller CCD model Fig 2 11 CIS model Fig 2 12 Document cover Paper feed chute ASSY Separation roller Paper feed roller 1 ADF motor Paper feed roller 2 ...

Page 66: ...t the document is scanned Then the document is sent for the specified distance by the switch back roller ASSY and the switch back roller ASSY is turned counter so that the document is drawn again Fig 2 13 3 The drawn document is attached on the flap B and sent to the paper feed rollers 2 and 3 At this time the opposite side of the document is faced up so that the backside of the document is scanne...

Page 67: ...rned counter again and the document is drawn again The document is passed through the paper feed rollers 1 2 and 3 and ejected to the document cover by the eject roller Fig 2 15 Switch back roller ASSY Paper feed roller 2 Paper feed roller 3 Eject roller ...

Page 68: ... roller and the switch back roller is turned counter so that the document is drawn again Fig 2 16 3 The drawn document is attached on the flap B and sent to the paper feed roller 1 At this time the opposite side of the document is faced up so that the backside of the document is scanned The document is sent to the switch back roller again The document is sent to the eject roller and then the docum...

Page 69: ...2 16 Confidential 3 3 Paper Feeding Fig 2 18 LT path DX path MP path Paper tray path ...

Page 70: ...This driving also reaches the plate up plate and it pushes up on the plate ASSY Fig 2 19 When the feed roller is pushed up the hook is released by the lift arm and the rotation of the clutch gear is stopped Then the pressure plate is stopped to push up Fig 2 20 When the tray is pulled out from the machine the pressure plate is returned to the original position When the tray is put into the machine...

Page 71: ... are rotated Then the paper is gripped between the separation roller and separation pad and separated into individual sheets The paper drawn out of the paper tray pushes against the regist front actuator and the absence of paper is detected by the actuator movement The tail edge actuator detects the end of the paper fed Feed roller Separation roller Feed roller Pressure roller Edge actuator Plate ...

Page 72: ...regist solenoid is turned on the regist roller starts turning and the paper is fed to the transfer roller in the drum toner ASSY Fig 2 22 The regist actuator rear in the path from the regist roller to the transfer roller controls the first print position on the paper The machine starts transferring an image when a definite time passes after the paper is passed through the regist actuator rear Regi...

Page 73: ...etects whether the paper is ejected correctly or not After the paper exits from the heat roller the paper is turned by the outer chute and ejected face down into the top output tray through the eject roller ASSY 2 Fig 2 23 When a paper jam occurs the main motor rotates conversely to throw out the engagement of the gear Consequently the eject roller ASSY 2 is released so that the jammed recording p...

Page 74: ...the regist roller and to the transfer block in the drum unit again for process of printing on the back of sheet Fig 2 24 Note The duplex printing prints the 1st page after printing the 2nd page first For example when prints the four pages prints in order to 2nd page to 1st page to 4th page to 3rd page Regist roller Eject roller ASSY 2 Pressure roller Eject roller ASSY 1 Heat roller Exposure drum P...

Page 75: ...paper is separated into individual sheets by the separation roller MP Fig 2 25 3 3 7 Paper feeding from the LT tray Tray2 The motor drive is transmitted to the some gears to rotate the feed roller then the recording paper is drawn out of the LT tray The drawn recording paper is separated into individual sheet by the separation roller and the separation pad and fed to the machine by the feed roller...

Page 76: ...oner sensor second it is displayed at the time when a cumulative rotation of the develop roller reaches its upper limit 1 Detection by the toner sensor The low amount of toner remaining can be detected by checking the imperviousness to light of the toner in the cartridge by means of the transmissive photosensor 2 Detection by means of rotation rates of the develop roller reached its upper limit Th...

Page 77: ...ch ON and warming operation in company with opening or closing cover will also cause the deterioration of toner so the more frequency those operations be taken the less pages the toner cartridge can print Memo If reached the cartridge life end Replace Toner message appears even if the toner is contained Table The relationship between the average printing pages per job and the toner cartridge life ...

Page 78: ...the machine It is new toner detection mechanism to explain here to enable this distinction The new toner detection can distinguish the standard toner and high yield toner cartridge The new toner detection is performed by the following procedure 1 The main motor will drive gear 4 through the interconnection of other gears 2 When gear 4 is rotated rib A on that gear will push against the new toner a...

Page 79: ...ated number of prints with the toner cartridge The bias voltage is changed with the steps described below 1 When the new toner sensor detects that the toner cartridge is replaced with a new full one the developing bias is set to 400V initialized 2 After that the bias voltage is stepped down according to the number of prints Ultimately the bias voltage is approximately 300V When a new toner cartrid...

Page 80: ...per limit 1 Excluding a toner cartridge in use in which there is a little toner remained 2 The developing bias voltage is reset to the initial setting once when a toner cartridge in use is inserted Corresponding counter Setting value Operation Counter of toner cartridge changes No count up Page counter for each toner cartridge Continued Coverage for each toner cartridge Continued Developing bias v...

Page 81: ...cally charged 2 Exposure A printed image is formed on the surface of the drum by applying laser beam 3 Development Toner is adhered to the surface of the drum 4 Transfer The toner on the surface of the exposure drum is transferred to paper 5 Fusing The transferred toner is fused into place on the paper After these processes the image is printed on the paper Fig 2 28 Charging Exposure Development T...

Page 82: ...e drum surface In order to coat toner on the exposure drum the drum needs to be evenly electrified Ions are produced by supplying high voltage power to the corona wire Fig 2 29 Memo The level of ozone expelled from the machine is less than 3 0 mg h therefore not harmful to the human body Applicable safety standards have been complied Corona wire Ion Grid Exposure drum ...

Page 83: ...nt width by a slit in the CO lens cell and then reflected by a polygon mirror rotating at high speed The evenly charged exposure drum is irradiated with reflected light and exposed Surface potential is lowered by such exposure and a printed image is formed Fig 2 30 CO lens Laser diode Laser unit Exposure drum Polygon mirror ...

Page 84: ...toner taken to the drum is adjusted to keep printing density constant Fig Ref 2 31 Flow up of toner to the development process Toner adheres to the charged develop roller Such adhered toner is adjusted to an even thickness and is attracted to an exposed area on the exposure drum Fig 2 32 Charging 400 V to approx 300 V Changes depending on use condition Toner Develop roller Laser beam 150 V 850 V B...

Page 85: ...o the exposure drum is transferred to paper Fig 2 33 Memo Control of transfer bias The transfer bias applied in the transfer roller is adjusted according to types and sizes of paper so as to keep excellent image quality Exposure drum Transfer roller Toner Develop roller Supply roller Toner cartridge ...

Page 86: ...ressure The thermistor detects surface temperature of the heat roller and turns ON OFF the halogen heater lamp The temperature is kept constant Fig 2 34 Memo Control of fusing temperature The fuser unit adjusts such temperature according to types and sizes of paper so as to keep excellent image quality Fuser unit Heat roller Halogen heater Pressure roller ...

Page 87: ... Detect the absence of each paper tray Detect whether the paper is sent from the tray MP PE sensor Photo sensor MP PE sensor ASSY Detect the absence of the paper in the MP tray Duplex tray sensor Mechanical switch Relay rear PCB Detect the opening and closing of the back cover Detect the absence of the Duplex unit Document front sensor 1 Photo sensor ADF Detect the absence of the paper in the ADF ...

Page 88: ...r sensor Relay front PCB Front cover sensor Toner sensor PCB Light reception Regist rear sensor High voltage PS PCB ADF cover open sensor Document front sensor 1 Regist front sensor Edge sensor PE sensor PE EG sensor MP PE sensor Frame R Toner LED PCB Light emission Regist frame Document front sensor 2 Document eject sensor Switch back sensor ADF unit Document rear sensor Home position sensor Fram...

Page 89: ...CHAPTER 3 ERROR INDICATION AND TROUBLESHOOTING ...

Page 90: ...ICATION 3 5 2 1 1 Error messages appearing on the LCD 3 5 3 ERROR CODES 3 9 3 1 Error Indication 3 9 3 2 Error Code Cause and Remedy 3 12 4 PAPER FEEDING PROBLEMS 3 41 4 1 No Feeding 3 41 4 2 Double Feeding 3 41 4 3 Paper Jam 3 42 4 4 Dirt on Paper 3 44 4 5 Wrinkles or creases 3 44 4 6 Waves in the paper folds in the paper at the eject roller 2 3 44 4 7 Curl in the paper 3 45 4 8 Prints only singl...

Page 91: ...OBLEMS 3 77 11 1 No Feeding 3 77 11 2 Double Feeding 3 78 11 3 Paper Jam 3 78 11 4 Wrinkles 3 80 12 SCANNING IMAGE DEFECT TROUBLESHOOTING 3 81 12 1 Image Defect Examples 3 81 12 2 Troubleshooting Image Defect 3 81 13 OTHERS PROBLEMS 3 85 ...

Page 92: ...the power cable before removing any covers or PCBs adjusting the machine and so on If you need to take voltage measurements with the power switched on take the greatest of care not to receive an electric shock 2 When connecting or disconnecting cable connectors make sure that you hold the connector body and not the cables 3 Electronic devices are sensitive to static build up make sure that you tou...

Page 93: ... Scanner Dress Cover R ADF Unit ADF Unit CIS model CCD model Panel Unit Panel Unit Speaker ASSY Speaker ASSY Back Cover Outer Chute ASSY Rear Chute ASSY Fuser Unit Main PCB Access Cover Side Cover L CCD model Side Cover L CIS model Side Cover R CCD model Side Cover R CIS model Laser Unit Toner LED PCB Unit ASSY Paper Tray High voltage PS PCB LVPS PCB MP Tray Cover ASSY Process Cover ASSY Frame Uni...

Page 94: ...d paper or acid paper Consumable Parts 1 The drum unit including the toner cartridge is installed correctly Others 1 Condensation When the machine is moved from a cold place into a warm room condensation may occur inside the machine causing various problems as listed below Condensation on the optical surfaces such as the scanner window lenses the reflection mirror and the protection glass may caus...

Page 95: ...2 Cleaning Use a soft dry cloth warning DO NOT use flammable substances such as alcohol benzine thinner or any type of spray to clean the inside or outside of the machine Doing this may cause a fire or electrical shock ...

Page 96: ...3 65 Connection Fail You tried to poll a fax machine that is not in Polled Waiting mode Send the fax again Cooling Down Wait for a while The temperature of the drum unit or toner cartridge is too hot The machine will pause its current print job and go into cooling down mode During the cooling down mode you will hear the cooling fan running while the LCD shows Cooling Down and Wait for a while Make...

Page 97: ...the error code Jam Duplex The paper is jammed in the duplex tray Remove the jammed paper from the duplex tray 3 16 Jam Rear The paper is jammed in the back of the machine Remove the jammed paper from the back of the machine 3 24 Jam Inside The paper is jammed inside the machine Remove the jammed paper from the inside of the machine 3 25 Jam MP Tray The paper is jammed in the MP tray of the machine...

Page 98: ...Flash memory drive 3 36 Rename the File There is already a file on the USB Flash memory drive with the same name as the file you are trying to save Change the file name of the file on the USB Flash memory drive or the file you are trying to save Replace Parts Drum or Replace Drum The drum unit is the end of its life Replace the drum unit 3 14 The drum unit counter was not reset when a new drum was...

Page 99: ...ze mismatch The paper in the tray is not the correct size Load the correct size of paper in the tray and set the Paper Size 3 23 Toner Low If the LCD shows Toner Low you can still print however the machine is telling you that the toner cartridge is near the end of its life Order a new toner cartridge now 3 17 Too Many Files There are too many files stored on the USB Flash memory drive Reduce the n...

Page 100: ...e 3 13 6C Fuser temperature exceeds its higher limit center thermistor 3 19 3E EEPROM bus error Not applicable 3 13 6D Fuser temperature exceeds its lower limit center thermistor 3 19 44 No toner cartridge 3 14 6E Fuser temperature does not rise center thermistor 3 19 50 The drum unit reached its life and requires replacement 3 14 6F Hardware detects extremely high temperature of the center or sid...

Page 101: ...ltage failure at Low side 3 33 8A Paper jam in Tray 1 3 26 B9 Scanning light adjustment error is detected 3 34 8B Paper jam in Tray 2 3 26 BB White level data error 3 34 8C Paper jam in MP Tray 3 26 BD Black level data error 3 34 8D Paper jam near eject tray 3 27 BF ADF duplex scanning cannot be implemented due to too long document 3 34 99 Specified paper size is not supported for duplex printing ...

Page 102: ...point 3 39 E2 Central temperature of heat roller exceeds 280 C 3 38 EF LVPS PCB failure 3 39 E6 EEPROM error 3 38 F8 Battery connection error 3 40 EB The data reading error for E2PROM 3 38 F9 EEPROM customizing code error 3 40 EC Fuser fan failure 3 39 FF Excess current to USB HOST PCB error 3 40 ED Wireless LAN connection failure between W LAN PCB and access point 3 39 ...

Page 103: ...er Check Replace the drum unit with a new one Too Many Trays User Check Install one optional tray Step Cause Remedy 1 Connector 54702 1219 failure Replace the connector 54702 1219 2 Main PCB failure Replace the main PCB ASSY Print Unable 24 Turn the power off and then back on again Step Cause Remedy 1 Harness connection failure of internal temperature sensor Check the harness connection of the int...

Page 104: ...n PCB failure Replace the main PCB ASSY Print Unable 36 Turn the power off and then back on again Step Cause Remedy 1 HVPS PCB unit failure Replace the HVPS PCB unit 2 Main PCB failure Replace the main PCB ASSY Print Unable 3B Turn the power off and then back on again Step Cause Remedy 1 Main PCB failure Replace the main PCB ASSY Print Unable 3C Turn the power off and then back on again Print Unab...

Page 105: ... a new toner cartridge Step Cause Remedy 1 Dirt on electrodes on toner cartridge and machine body Clean both electrodes Refer to Fig 3 2 Fig 3 3 2 HVPS PCB unit failure Replace the HVPS PCB unit 3 Main PCB failure Replace the main PCB ASSY Replace Parts Drum User Check Replace the drum unit with a new one Replace Parts PF Kit MP User Check Replace the paper feed kit MP with a new one Step Cause Re...

Page 106: ...ce the paper feed kit T1 with a new one Step Cause Remedy 1 Replacement time of the paper feed kit T1 Replace the paper feed kit T1 Replace Parts PF Kit 2 User Check Replace the paper feed kit T2 with a new one Step Cause Remedy 1 Replacement time of the paper feed kit T2 Replace the paper feed kit T2 Replace Parts Fuser Unit User Check Replace the fuser unit with a new one Step Cause Remedy 1 Rep...

Page 107: ...tion failure of relay rear PCB ASSY Check the harness connection of the relay rear PCB ASSY and reconnect it 2 Relay rear PCB ASSY failure Replace the relay rear PCB ASSY 3 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 Step Cause Remedy 1 Duplex feed ASSY failure Replace the X feed ASSY 2 Main PCB failure Repla...

Page 108: ... fuser unit if the heater is hot Leave the machine for 15 minutes and perform it after cooling down sufficiently Step Cause Remedy 1 Fuser unit failure Replace the fuser unit 2 Main PCB failure Replace the main PCB ASSY Replace Toner Open the Top Cover replace Toner Cartridge User Check Replace the toner cartridge with a new one Step Cause Remedy 1 Relay front PCB ASSY failure Replace the relay fr...

Page 109: ...it 2 Main PCB failure Replace the main PCB ASSY Print Unable 69 Turn the power off and then back on again Step Cause Remedy 1 Harness connection failure of fuser unit Check the harness connection of fuser unit and reconnect it 2 Harness connection failure of relay rear PCB ASSY Check the harness connection of the relay rear PCB ASSY and reconnect it 3 Fuser unit failure Replace the fuser unit 4 Ma...

Page 110: ...erature does not rise center thermistor Error code 6F Hardware detects extremely high temperature of the center or side thermistors Print Unable 6A Turn the power off and then back on again Print Unable 6B Turn the power off and then back on again Print Unable 6C Turn the power off and then back on again Print Unable 6D Turn the power off and then back on again Print Unable 6E Turn the power off a...

Page 111: ...use Remedy 1 Motor failure Replace the main motor 2 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 Step Cause Remedy 1 Laser unit failure Replace the laser unit 2 Main PCB failure Replace the main PCB ASSY Cooling Down Wait for a while User Check Lower the inside temperature Step Cause R...

Page 112: ...t 2 Main PCB failure Replace the main PCB ASSY Print Unable 7A See Troubleshooting and routine maintenance chapter in User s Guide Step Cause Remedy 1 Motor failure Replace the main motor 2 Main PCB failure Replace the main PCB ASSY Drum Error Open the Front Cover and slide the blue tab across the Drum Unit several times User Check Clean the corona wire in the drum unit Replace the drum unit with ...

Page 113: ...let and leave the machine for a few minutes Then wipe the electrodes above carefully with a dry lint free cloth Be careful not to change the shapes of the electrodes Drum Unit 5 Grid 7 Cleaner 3 Charge 4 Developer roller 6 Transfer roller 1 Exposure drum Developer roller Charge Grid Cleaner Transfer roller CCD model CIS model Exposure drum Developer roller Charge Grid Cleaner Transfer roller Expos...

Page 114: ...ined size paper Step Cause Remedy 1 Registration front actuator 2 catching on some position Correct catching of the registration front actuator 2 2 Main PCB failure Replace the main PCB ASSY Drum Error Open the Front Cover replace the Drum Unit Refer to the User s Guide for instructions User Check Replace the drum unit The double counter value of the life is raised after the occurrence of the erro...

Page 115: ...nance mode 32 If any problem occurs replace the relay rear PCB ASSY 4 Main PCB failure Replace the main PCB ASSY No Tray A Tray is not detected install Tray 1 No Tray A Tray is not detected install Tray 2 User Check Check if the applicable tray is installed into the machine Check if the paper is jammed in the applicable tray Step Cause Remedy 1 T1 PE edge sensor PCB T2 PE edge sensor PCB failure C...

Page 116: ...egistration rear actuator catching on some position Correct catching of the registration rear actuator 3 Registration rear sensor failure Check the sensor performance following the procedure described in Maintenance mode 32 If any problem occurs replace the high voltage power supply PCB ASSY 4 Main PCB failure Replace the main PCB ASSY Check Paper size Reload correct paper User Check Use the A4 si...

Page 117: ...ponding to the paper size Check if too much paper is loaded in the tray Step Cause Remedy 1 Dirt on edge sensor Clean the edge sensor 2 Harness connection failure of high voltage power supply PCB ASSY Check the harness connection of the high voltage power supply PCB ASSY in the appropriate tray and reconnect it 3 Paper feeding kit worn out MP T1 T2 Replace the paper feeding kit of the appropriate ...

Page 118: ...se Remedy 1 Duplex sensor failure Check the sensor performance following the procedure described in Maintenance mode 32 If any problem occurs replace the relay rear PCB ASSY 2 Main PCB failure Replace the main PCB ASSY Size mismatch DX Press Job Cancel Specify the correct paper and load the same size paper as the Printer driver setting User Check Remove the jammed paper and use the A4 size or lett...

Page 119: ...r PCB ASSY 5 HVPS PCB unit failure Replace the HVPS PCB unit 6 Main PCB failure Replace the main PCB ASSY Cover is Open Close the Front Cover User Check Close the front cover perfectly Step Cause Remedy 1 Harness connection failure of front cover sensor ASSY Check the harness connection of the front cover sensor ASSY and reconnect it 2 Part pressing the front cover sensor ASSY is broken which is p...

Page 120: ... Document Jam Clear the scanner jam then press the Stop Key User Check Check if the document is jammed in the ADF If it is jammed remove it Step Cause Remedy 1 Document rear actuator catching on some position Correct catching of the document rear actuator 2 Document rear sensor failure Replace the document rear sensor 3 Main PCB failure Replace the main PCB ASSY Cover is Open Close the ADF cover U...

Page 121: ...wer switch off and on Then try scanning again Scan Unable A6 See Troubleshooting and routine maintenance chapter in User s Guide Step Cause Remedy 1 Document scanner unit failure Replace the document scanner unit CIS model Replace the CCD module CCD model 2 Main PCB failure Replace the main PCB ASSY Scan Unable A7 See Troubleshooting and routine maintenance chapter in User s Guide Scan Unable A8 S...

Page 122: ...nner lock lever is unlocked CCD model Step Cause Remedy 1 Home position sensor harness not connected correctly Reconnect the home position sensor harness 2 Drive PCB failure Replace the drive PCB 3 Belt broken Replace the belt 4 Home position sensor failure Replace the home position sensor 5 Scanner motor failure Replace the scanner motor 6 Tab of CCD module broken Replace the CCD module 7 Main PC...

Page 123: ...on sensor harness 2 Drive PCB failure Replace the drive PCB 3 Belt broken Replace the belt 4 Home position sensor failure Replace the home position sensor 5 Scanner motor failure Replace the scanner motor 6 Main PCB failure Replace the main PCB ASSY CIS model Step Cause Remedy 1 FFC cable not connected correctly Reconnect the FFC cable 2 Drive PCB failure Replace the drive PCB 3 Document scanner u...

Page 124: ...or code B7 A D converter standard voltage failure at High side This error is indicated on the LCD in the maintenance mode Error code B8 A D converter standard voltage failure at Low side This error is indicated on the LCD in the maintenance mode Scanner Error Scanner Error Scanner Error Scanner Error Step Cause Remedy 1 CCD unit failure Replace the CCD module CCD model Replace the document scanner...

Page 125: ... Scanner Error Scanner Error Scanner Error Step Cause Remedy 1 Scanner module failure Replace the CCD module CCD model Replace the document scanner unit CIS model 2 Main PCB failure Replace the main PCB ASSY Scan Unable BF Document is too long for duplex scanning Press Stop key User Check Use the document of the specified size A4 or Letter Step Cause Remedy 1 Document front actuator 2 not operatin...

Page 126: ...dge Reset the developing bias voltage and develop roller counter Refer to 5 2 Develop Roller Developing Bias Voltage Counter Reset Function in Chapter 7 2 New toner sensor failure Replace the relay front PCB Out of Memory Press Job Cancel User Check Replace DIMM with the high capacity DIMM Reduce the resolution Step Cause Remedy 1 Main PCB failure Replace the main PCB ASSY Out of Memory Secure Pri...

Page 127: ...rect interface and turn the power off Turn it on again after a while Replace the USB device with another one Step Cause Remedy 1 Harness connection failure of USB host relay PCB ASSY Check the harness connection of the USB host relay PCB ASSY and reconnect it 2 USB host relay PCB failure Replace the USB host relay PCB ASSY 3 Main PCB failure Replace the main PCB ASSY No Drum Unit Install the Drum ...

Page 128: ...he machine for 15min Step Cause Remedy 1 Fuser unit failure Replace the fuser unit 2 Main PCB failure Replace the main PCB ASSY 3 LVPS PCB failure Replace the LVPS PCB ASSY Fuser Error Turn the power off then on again Leave the machine for 15min Step Cause Remedy 1 Relay rear PCB ASSY connection failure Reconnect the relay rear PCB ASSY connector correctly 2 Fuser unit failure Replace the fuser un...

Page 129: ...lure Replace the main PCB ASSY Fuser Error Turn the power off then on again Leave the machine for 15 min Step Cause Remedy 1 Fuser unit failure Replace the fuser unit 2 Main PCB failure Replace the main PCB ASSY Init Unable E6 See Troubleshooting and routine maintenance chapter in User s Guide Step Cause Remedy 1 Main PCB failure Replace the main PCB ASSY Print Unable EB Turn the power off and the...

Page 130: ...ure Replace the main fan ASSY 2 Main PCB failure Replace the main PCB ASSY Print Unable ED Turn off and on Step Cause Remedy 1 WLAN PCB failure Replace the WLAN PCB ASSY 2 Main PCB failure Replace the main PCB ASSY Print Unable EE Turn off and on Step Cause Remedy 1 WLAN PCB failure Replace the WLAN PCB ASSY 2 Main PCB failure Replace the main PCB ASSY Print Unable EF Turn the power off and then b...

Page 131: ...ery harness 2 Main PCB failure Replace the main PCB ASSY 3 Battery failure Replace the battery Machine Error F9 Step Cause Remedy 1 Turn the power off when the Maintenance mode 74 PARAMETER INIT is in progress Implement the Maintenance mode 74 again 2 Main PCB failure Replace the main PCB ASSY Unusable Device Remove the Device Turn the power off and back on again Step Cause Remedy 1 USB HOST PCB f...

Page 132: ...aration pad or the pickup roller dirty or worn out Yes 1 Clean the surface of the separation pad or pickup roller 2 Replace the separation pad or pickup roller 5 Pressure plate gear damage Is the pressure plate gear damaged Yes Replace the paper tray 6 T1 solenoid failure Does the T1 solenoid work correctly No Replace the T1 solenoid 7 T1 solenoid pathway of the high voltage power supply PCB broke...

Page 133: ...sensor move smoothly Check it following the procedure described in 4 10 Sensor Operational Check Function code 32 in Chapter 7 No Replace the registration front sensor PCB ASSY 4 Registration solenoid failure Is the problem solved after replacing the registration solenoid Yes Replace the registration solenoid 5 Toner LED PCB failure Is the problem solved after replacing the toner LED PCB ASSY Yes ...

Page 134: ...e eject roller 1 of the rear chute ASSY attached to the pinch roller properly No Replace the rear chute ASSY 6 Paper eject sensor failure Is the problem solved after replacing the relay rear PCB Yes Replace the relay rear PCB ASSY 7 Main PCB failure Is the problem solved after replacing the Main PCB ASSY Yes Replace the Main PCB ASSY Step Cause Check Result Remedy 1 LT edge actuator catching on so...

Page 135: ...the paper is loaded into the paper tray correctly Turn over the stack of paper in the paper tray or try rotating the paper 180 in the paper tray Step Cause Check Result Remedy 1 Fuser unit dirty Is there dirt around the entrance of the fuser unit Yes Clean the entrance of the fuser unit 2 Fuser unit failure Is the problem solved if new fuser unit is replaced Yes Replace the fuser unit User Check C...

Page 136: ... paper when duplex printing The curl in the left figure User Check Change the paper Step Cause Check Result Remedy 1 Mismatch the setting the paper and the eject roller 1 Is the problem solved by changing the position of the anti curl switch Yes Change the position of the anti curl switch User Check Use the paper only for A4 or letter size Tab 2 Anti curl switch Tab 1 ...

Page 137: ...k of paper White vertical streaks Faint print Black spots Downward fogging of solid color Horizontal lines Ghost Fogging Black band White spots White horizontal streaks Vertical streaks Black vertical streaks in a light background Black horizontal stripes Completely blank Image distortion All black Faulty registration Dark Hollow print by condensation ...

Page 138: ...pecify the cause referring to the pitch which appears in the image as shown in the table below No Parts name The pitch which appears in the image caused by failure of a roller 1 Develop roller 42 5 mm 2 Exposure drum 94 2 mm 3 Heat roller in the fuser unit 78 5 mm 4 Pressure roller ASSY in the fuser unit 78 5 mm 5 Registration roller 44 0 mm 6 Transfer roller 48 2 mm ...

Page 139: ...clean lint free cloth Refer to Fig 3 6 3 Toner sensor failure After replacing the toner cartridge with a new one does the same problem occur even after printing several pages No Replace the toner cartridge 4 Does the machine start printing even after removing the toner cartridge from the drum unit Yes Clean the toner sensor receiving light side emitting light side Check the harness connection of t...

Page 140: ...n the printer driver Step Cause Check Result Remedy 1 Registration rear actuator catching on some position Does the registration rear actuator move smoothly No Re assemble the registration rear actuator 2 Drum unit failure Is the problem solved after replacing the rotation torque of the drum unit Yes Replace the drum unit CCD model CIS model ...

Page 141: ...e of the drum unit dirty Yes Clean the electrode 2 Drum unit failure Is the problem solved after replacing the drum unit Yes Replace the drum unit 3 Developing bias malfunciton Is the problem solved after reseting the developer roller counter Yes Reset the developer roller counter 4 HVPS PCB failure Is the problem solved after replacing the HVPS PCB ASSY Yes Replace the HVPS PCB ASSY 5 Main PCB fa...

Page 142: ...olved after replacing the fuser unit Yes Replace the fuser unit 3 Toner sensor failure Is the Toner life End message indicated on the LCD after replacing the current toner cartridge with an empty one No Replace the toner sensor 4 HVPS PCB failure Is the problem solved after replacing the HVPS PCB ASSY Yes Replace the HVPS PCB ASSY 5 Main PCB failure Is the problem solved after replacing the main P...

Page 143: ...r replacing the laser unit Yes Replace the laser unit 4 HVPS PCB failure Is the problem solved after replacing the HVPS PCB ASSY Yes Replace the HVPS PCB ASSY 5 Main PCB failure Is the problem solved after replacing the main PCB ASSY Yes Replace the main PCB ASSY Step Cause Check Result Remedy 1 Laser unit not assembled correctly Is the laser unit assembled into the machine securely Check if there...

Page 144: ...No Reconnect the scanner harness of the laser unit 4 FG harness ASSYconnection failure Is the FG harness ASSY between the laser unit and main PCB ASSY connected securely No Reconnect the FG harness ASSY between the laser unit and main PCB ASSY securely 5 HVPS PCB failure Is the problem solved after replacing the HVPS PCB ASSY Yes Replace the HVPS PCB ASSY 6 Main PCB failure Is the problem solved a...

Page 145: ... Replace the toner cartridge with a new one Step Cause Check Result Remedy 1 Scratch and Dirt in the paper feed system Is the paper feed system dirty Yes Wipe dirt off 2 Scratch and Dirt on the exposure drum Are there scratch and dirt on the surface of the exposure drum Yes Replace the drum unit 3 Scratch and Dirt on the heat roller Are there scratch and dirt on the surface of the heat roller Yes ...

Page 146: ... the develop roller Are the horizontal stripes at 42 5 mm develop roller circumference intervals Yes This problem will disappear by printing approximate 10 pages If the same problem occurs replace the toner cartridge 4 Scratch and Dirt on the exposure drum Are the horizontal stripes at 94 2 mm exposure drum circumference intervals Yes Replace the drum unit 5 Scratch and Dirt on the heat roller Are...

Page 147: ...ntermeasure mode in Chapter 7 2 Transfer failure Is the transfer roller scratched Yes Replace the drum unit 3 Scanner windows of laser unit failure Is the problem solved after replacing the laser unit Yes Replace the laser unit User Check Check that the appropriate media type is selected in the printer driver The problem may disappear by itself Try printing multiple pages to clear this problem esp...

Page 148: ...lem is not solved after printing a few pages the drum unit may have glue from label stock on the exposure drum surface Refer to the next page and wipe it off gently with a cotton swab The drum unit may be damaged Replace the drum unit with a new one Step Cause Check Result Remedy 1 Toner attached on the develop roller Are the white spots at 42 5 mm develop roller circumference intervals Yes This p...

Page 149: ...ig 3 8 2 Turn the drum unit gear to the direction of the arrow of the figure by hand while looking at the surface of the exposure drum Fig 3 9 3 When you have found the mark on the drum that matches the print sample wipe the surface of the exposure drum with a dry cotton swab until the dust or glue on the surface comes off Fig 3 10 CAUTION DO NOT clean the surface of the photosensitive drum with a...

Page 150: ... exposure drum circumference intervals Yes Clean the exposure drum with the drum cleaning kit 3 Drum unit connection failure Are the electrodes on the drum unit and machine body dirty Yes Clean both electrodes Refer to Fig 3 2 Fig 3 3 4 Scratch and Dirt on the exposure drum Does not the black spots disappear by cleaning procedure 2 No Replace the drum unit 5 Scratch and Dirt on the heat roller Are...

Page 151: ...B ASSY User Check The paper tray ground terminal provided in the machine body may be dirty Clean the contact with a dry cloth Step Cause Check Result Remedy 1 Dirt on charged electrode Are the electrodes on the drum unit and machine body dirty Yes Clean both electrodes Refer to Fig 3 2 Fig 3 3 2 Paper tray ground terminal provided in machine body Is the paper tray ground terminal bent which is pro...

Page 152: ...e the toner cartridge with a new one Replace the drum unit with a new one Do not use acid paper Check if there is dust or paper powder in the machine Step Cause Check Result Remedy 1 Toner sensor failure Machine body Is the toner sensor performed normally by following the procedure in 4 10 Sensor Operational Check Function code 32 in Chapter 7 No Replace the toner sensor PCB unit ASSY and the tone...

Page 153: ...a few minutes Step Cause Check Result Remedy 1 Condensation of drum unit by high humidity environment Is the problem solved after setting the drum condensation countermeasure mode to ON Yes Drum condensation countermeasure mode is set to ON Refer to 5 3 Drum condensation countermeasure mode in Chapter 7 ...

Page 154: ...de the machine Does the machine print Printer Settings 4 21 Display of the Machine s Log Information Function code 80 in Chapter 7 No Identify the error type and then refer to the specified section of this chapter 2 Machine connection For Macintosh has the product ID been verified No Verify the product ID Product ID DCP8070D 021Bh DCP8080DN 0218h DCP8085DN 021Fh MFC8370DN 021Ah MFC8380DN 0219h MFC...

Page 155: ...ting the factory settings Step Cause Check Result Remedy 1 Wireless LAN PCB failure Wireless LAN model Is the problem solved after replacing the wireless LAN PCB ASSY Yes Replace the wireless LAN PCB ASSY 2 Main PCB failure Is the problem solved after replacing the main PCB ASSY Yes Replace the main PCB ASSY ...

Page 156: ...Definition of error codes on the communications list 1 Calling Code 1 Code 2 Causes 10 08 Wrong number called 11 01 No dial tone detected before start of dialing 11 02 Busy tone detected before dialing 11 03 2nd dial tone not detected 11 05 No loop current detected 11 06 Busy tone detected after dialing or called 11 07 No response from the remote station in sending 11 10 Unobtainable tone detected...

Page 157: ...me out error 20 0B CRP received 20 0C EOR and NULL received Code 1 Code 2 Causes 32 01 Remote terminal only with V 29 capability in 2400 or 4800 bps transmission 32 02 Remote terminal not ready for polling 32 10 Remote terminal not equipped with password function or its password switch OFF 32 11 Remote terminal not equipped with or not ready for confidential mailbox function 32 12 Remote terminal ...

Page 158: ...hile not ready 40 07 No document to send when polled 40 10 Nation code or manufacturer code not correct 40 13 Polled by any other manufacturers terminal while waiting for secure polling 40 17 Invalid resolution selected 40 20 Invalid full color mode selected Code 1 Code 2 Causes 50 01 Vertical resolution capability changed after compensation of background color Code 1 Code 2 Causes 63 01 Password ...

Page 159: ...d time out A0 12 Receive buffer full during operation except receiving into memory A0 13 Decoding error continued on 500 lines or more A0 14 Decoding error continued for 10 seconds or more A0 15 Time out 13 seconds or more for one line transmission A0 16 RTC not found or carrier OFF detected for 6 seconds A0 17 RTC found but no command detected for 60 seconds or more A0 19 No video data to be sent...

Page 160: ...nd the called station receives a NSS or DCS communications test signal from the calling station Code 1 Code 2 Causes C0 01 No common modulation mode or failed to poll C0 02 Unable to detect JM C0 03 Unable to detect CM C0 04 Unable to detect CJ C0 10 Cannot finish V 34 negotiation or training C0 11 Modem error is detected during V 34 negotiation or training For modem error details refer to the tab...

Page 161: ...mode 14 Machine error Code 1 Code 2 Causes E0 01 Failed to detect 1300 Hz signal in burn in operation E0 02 Failed to detect PB signals in burn in operation Code 1 Code 2 Causes FF XX Machine error For XX refer to 2 1 ERROR INDICATION ...

Page 162: ...ly 2 Connection between main PCB and LVPS PCB unit Are the main PCB and LVPS PCB unit connected properly No Reconnect the connector properly 3 LCD Is the problem solved after replacing the LCD Yes Replace the LCD 4 Control panel PCB Is the problem solved after replacing the control panel PCB Yes Replace the control panel PCB 5 LVPS PCB unit Is the problem solved after replacing the LVPS PCB unit Y...

Page 163: ...r and panel keys 2 Connection between main PCB and control panel PCB Are the main PCB and control panel PCB connected properly No Reconnect the connector properly 3 Rubber Key Is the problem solved after replacing the rubber key Yes Replace the rubber Key 4 Control panel PCB Is the problem solved after replacing the control panel PCB Yes Replace the control panel PCB 5 Main PCB Is the problem solv...

Page 164: ...n main PCB and NCU PCB Are the main PCB and NCU PCB connected properly No Reconnect the connector properly 3 Connection between main PCB and control panel PCB Are the main PCB and control panel PCB connected properly No Reconnect the connector properly 4 Contact of rubber key Does the rubber key work correctly No Replace the rubber Key 5 NCU PCB Is the problem solved after replacing the NCU PCB AS...

Page 165: ...the problem solved after replacing the rubber key Yes Replace the rubber Key 5 NCU PCB Is the problem solved after replacing the NCU PCB ASSY Yes Replace the NCU PCB ASSY 6 Control panel PCB Is the problem solved after replacing the control panel PCB Yes Replace the control panel PCB 7 Speed dialing keys or one touch dialing keys Can a fax transmission be made using the numeric keys Yes Replace th...

Page 166: ... setting to another value 3 Connection between main PCB and NCU PCB Are the main PCB and NCU PCB connected properly No Reconnect the connector properly 4 Speaker Is the problem solved after replacing the speaker Yes Replace the Speaker 5 NCU PCB Is the problem solved after replacing the NCU PCB ASSY Yes Replace the NCU PCB ASSY 6 Main PCB Is the problem solved after replacing the main PCB ASSY Yes...

Page 167: ...el PCB connected properly No Reconnect the connector properly 4 Speaker Is the problem solved after replacing the speaker Yes Replace the Speaker 5 NCU PCB Is the problem solved after replacing the NCU PCB ASSY Yes Replace the NCU PCB ASSY 6 Main PCB Is the problem solved after replacing the main PCB ASSY Yes Replace the main PCB ASSY Step Possible cause Check Result Remedy 1 Connection between ma...

Page 168: ... document front sensor 1 connected securely No Reconnected the harness of the document front sensor 1 3 ADF motor harness connection failure Is the harness of the ADF motor connected securely No Reconnected the harness of the ADF motor 4 Document front sensor 1 malfunction Does the document front sensor 1 move smoothly Check it following the procedure described in Maintenance mode 32 No Replace th...

Page 169: ...e document is jammed in the insertion part Step Cause Check Result Remedy 1 Foreign object around ADF cover inside Is there a foreign object around the ADF cover inside Yes Remove the foreign object 2 Document front actuator 2 catching on some position Does the document front actuator 2 move smoothly No Re assembly the document front actuator 2 3 Switch back flap A catching on some position CIS mo...

Page 170: ...ck flap B move smoothly No Re assembly the switch back flap B 6 LF4 2 film catching on some position Does the LF4 film move smoothly CCD model Does the LF2 film move smoothly CIS model No Replace the LF4 film CCD model Replace the LF2 film CIS model 7 Document rear sensor malfunction Does the document rear sensor move smoothly Check it following the procedure described in Maintenance mode 32 No Re...

Page 171: ...No Replace the switch back sensor 5 Flap A CCD model or switch back flap A CIS model failure Does the flap A CCD model or switch back flap A CIS model move smoothly Is it damaged No Replace the flap A CCD model Replace the switch back flap A CIS model 6 Switch back solenoid ASSY failure Does the switch back solenoid ASSY move smoothly No Replace the switch back solenoid ASSY 7 Switch back roller f...

Page 172: ...me light Clean the document glass Step Cause Check Result Remedy 1 White level data malfunction Is the problem solved by performing the acquisition of white level data Function code 55 Yes Perform the acquisition of white level data Function code 55 2 Scanner module failure Is the problem solved by replacing the CCD unit CCD model or document scanner unit CIS model Yes Replace the CCD module CCD m...

Page 173: ...erform the fine adjustment of scan start position Function code 54 2 Scanner module failure Is the problem solved by replacing the CCD unit CCD model or document scanner unit CIS model Yes Replace the CCD module CCD model Replace the document scanner unit CIS model User Check Check whether the setting of the contrast does not become dark Step Cause Check Result Remedy 1 White level data malfunctio...

Page 174: ...ment scanner unit CIS model 3 Main PCB failure Is the problem solved by replacing the main PCB Yes Replace the main PCB User Check Check if the ADF glass or document glass is not stained Step Cause Check Result Remedy 1 Scanner module failure Is the problem solved by replacing the CCD unit CCD model or document scanner unit CIS model Yes Replace the CCD module CCD model Replace the document scanne...

Page 175: ...olved by replacing the CCD unit CCD model or document scanner unit CIS model Yes Replace the CCD module CCD model Replace the document scanner unit CIS model 2 ADF or document glass failure Is the problem solved by replacing the scanner top cover ASSY CCD model or document scanner unit CIS model Yes Replace the top cover ASSY CCD model Replace the document scanner unit CIS model ...

Page 176: ...the LVPS PCB unit 5 Main PCB Is the problem solved after replacing the main PCB ASSY Yes Replace the main PCB ASSY Verify the position of each fan referring to 4 20 Operational Check of Fans Function code 78 in Chapter 7 Step Cause Check Result Remedy 1 Harness connection failure of the appropriate fan Is the harness of the appropriate fan connected correctly No Reconnect the harness of the approp...

Page 177: ...riate color 2 Main PCB failure Replace the main PCB ASSY 3 Toner sensor TE NEW failure Replace the relay front PCB ASSY TE NEW of the appropriate color User Check Check that the printer driver which is supplied with the product is installed in Library Printers and that the print queue is created Check the connecting end on the printer browser It must be matched with the connecting end which is act...

Page 178: ...Confidential CHAPTER 4 PERIODICAL MAINTENANCE ...

Page 179: ...NTS 1 PERIODICAL MAINTENANCE PARTS 4 1 1 1 Periodical Maintenance Parts 4 2 1 2 Procedures to Replace Periodical Maintenance Parts 4 3 1 2 1 Fuser unit and laser unit 4 3 1 2 2 Paper feeding kit for tray 1 2 4 58 1 2 3 Paper feeding kit for MP tray 4 64 ...

Page 180: ...the power cord from the power outlet before accessing any parts inside the machine When opening the front cover or back cover to access any parts inside the machine never touch the shaded parts shown in the following figures DO NOT use flammable substances such as alcohol benzine thinner or any type of spray to clean the inside or outside of the machine Doing this may cause a fire or electrical sh...

Page 181: ...n pad ASSY and the separation pad spring Tray 1 and Tray 2 are the same kit Parts Name LCD Qty Approximate Life 1 number of prints Replacement Procedure Fuser Unit REPLACE PARTS FUSER UNIT 1 100 000 pages See subscription 1 2 1 Chapter 4 Laser Unit REPLACE PARTS LASER UNIT 1 100 000 pages PF kit for Tray 1 3 REPLACE PARTS PF KIT1 1 100 000 pages See subscription 1 2 2 Chapter 4 PF kit for Tray 2 3...

Page 182: ...g the procedures Make sure that the AC cord is disconnected from the machine Make sure that the Drum toner ASSY is removed Make sure that the Paper is removed from the Paper tray 1 Open the Back cover 2 Remove the Arms of the Back cover from the Pins Fig 4 1 Note In the case of the assembling and disassembling of the CIS model refer to 4 30 to 4 57 Back cover Pin Arm Arm Pin ...

Page 183: ...4 4 Confidential 3 Remove the Pins of the Outer chute ASSY from the Back cover 4 Remove the Back cover Fig 4 2 3a 3a 3b 4 Pin Pin Back cover Back cover Outer chute ASSY Outer chute ASSY 3b ...

Page 184: ...Arms of the Rear chute ASSY from the Pins 7 Remove the Rear chute ASSY Fig 4 3 8 Remove the pan B M4x20 Taptite screw Release the Hooks in the order of 8a 8b and 8c Remove the FU harness cover 1 Fig 4 4 Pin Pin Knob Arm Arm Knob Rear chute ASSY 5 6 7 Hooks FU harness cover 1 Taptite pan B M4x20 8b 8a 8c ...

Page 185: ... the Hook of the connector of the Fuser unit Fig 4 5 10 Pull the FU harness cover 2 to the direction of 10a while pressing the Hook and pull out the FU harness cover 2 from the back of the machine Fig 4 6 Hook Frame R Heater terminal Fuser unit Hook FU harness cover 2 3a 3b 10a 10b ...

Page 186: ...SSY S from the Relay rear PCB ASSY and remove the harnesses of these thermistors Fig 4 7 12 Remove the pan B M4x20 Taptite screw to remove the Fuser unit Fig 4 8 Thermistor ASSY S Thermistor ASSY M Fuser unit Relay rear PCB ASSY Relay rear PCB ASSY Hook Hook Taptite pan B M4x20 Fuser unit ...

Page 187: ...s in the order of 13a to 13d Fig 4 9 14 Remove the four cup S M3x6 SR Taptite screws to remove the Shield cover ASSY and the two FG harnesses Fig 4 10 Taptite bind B M4x12 Taptite bind B M4x12 Front cover Hooks Hooks Hook Side cover L 13a 13b 13d 13c Taptite cup S M3x6 SR Taptite cup S M3x6 SR FG harness FG harness Seal Shield cover ASSY ...

Page 188: ...ADF FG harness and FB FG harness 17 Disconnect the Connector from the Driver PCB 18 Disconnect the two Connectors from the Main PCB Fig 4 12 Taptite bind B M4x12 Hook Hooks Hooks Side cover R Hook Taptite bind B M4x12 15d 15c 15b 15a Driver PCB Main PCB Main PCB Driver PCB Left side Connector ADF motor harness Connectors ADF relay harness Connector FB cover sensor FB FG harness Taptite cup S M3x6 ...

Page 189: ...sconnect the six connectors of the each harness from the Main PCB Fig 4 14 Note After disconnecting flat cable s check that each cable is not damaged at its end or short circuited Driver PCB Driver PCB Scanner motor harness FFC cable Home position sensor harness Main PCB Main PCB Driver PCB Battery harness Speaker harness NCU harness USB HOST harness ASSY Driver harness Panel PCB harness Main PCB ...

Page 190: ...Fig 4 15 23 Remove the two cup B M4x20 Taptite screws Lift up the rear of the Document scanner unit slightly and remove the Document scanner unit Fig 4 16 Document cover Taptite bind B M4x12 Back side Taptite bind B M4x12 Document scanner unit Taptite cup B M4x20 Taptite cup B M4x20 23a 23b Hook Hook ...

Page 191: ...over 26 Release all Hooks of the Joint cover ASSY and lift up the front side of the Joint cover 27 Pull out the Joint cover ASSY s Bosses to the front side Fig 4 18 Screw pan S P washer M3 5X6 NCU FG harness ASSY NCU unit Joint cover ASSY Driver PCB shield Taptite cup S M3x6 SR 5 Taptite bind B M4x12 Taptite bind B M4x12 Taptite bind B M4x12 Front side Hook Bosses Hook Hook Hook Hook Joint cover 2...

Page 192: ...29b while pressing the Hook to the direction of 29a and remove the Sub duct from the Air duct Fig 4 19 30 Remove the Filter from the Air duct Fig 4 20 Note The filter is dirt Be careful when disassembling or assembling it Air duct Hook Sub duct Back side 29a 29b 29c 28 Hooks Wireless PCB harness Air duct Filter ...

Page 193: ...4 14 Confidential 31 Remove the Hook of the Air duct from the frame Slide the Air duct to the direction of 31b and remove the Air duct Fig 4 21 Hook Hook Hook Hook Hook Laser unit Air duct 31b 31a ...

Page 194: ... Note After disconnecting flat cable s check that each cable is not damaged at its end or short circuited Note Be careful not to lose the Protective film attached on the flat cable Do not touch the Laser scanner window directly Taptite cup S M3x6 Polygon motor Flat cable LD harness Flat cable Core Protective film Laser unit Taptite cup S M3x6 Core LD harness Flat cable Protective film Main PCB Mai...

Page 195: ...e film Refer to 7 HARNESS ROUTING in Chapter 5 4 Connect the two Flat cables to the Main PCB Fig 4 23 Note When connecting flat cable s do not insert them at an angle After insertion check that the cables are not at an angle Taptite cup S M3x6 Polygon motor Flat cable LD harness Flat cable Core Protective film Laser unit Taptite cup S M3x6 Core LD harness Flat cable Protective film Main PCB Main P...

Page 196: ...4 17 Confidential 5 Install the Air duct into the Laser unit Fig 4 24 6 Install the Filter into the Air duct Fig 4 25 Laser unit Air duct Air duct Filter ...

Page 197: ...rt the bosses of the Joint cover and hook on the cover then secure the Joint cover with the four bind B M4x12 Taptite screws Fig 4 27 Air duct Sub duct Back side 7b 8 Hooks Wireless PCB harness 7a 5 9a 9b Taptite bind B M4x12 Taptite bind B M4x12 Taptite bind B M4x12 Front side Hook Bosses Hook Hook Hook Hook Joint cover ...

Page 198: ...atch the Hooks of the Document scanner unit into the Joint cover and secure the Document scanner unit with the two cup B M4x20 Taptite screws Fig 4 29 Screw pan S P washer M3 5X6 NCU FG harness ASSY NCU unit Joint cover ASSY Driver PCB shield Taptite cup S M3x6 SR 12b 12a Document scanner unit Taptite cup B M4x20 Taptite cup B M4x20 Hook Hook ...

Page 199: ...onnector into Driver PCB 16 Secure the ADF FG harness and FB FG harness with the cup S M3x6 Taptite screw Fig 4 31 Document cover Taptite bind B M4x12 Back side Taptite bind B M4x12 Driver PCB Driver PCB Main PCB Main PCB Left side Connector ADF motor harness Connectors ADF relay harness Connector FB cover sensor FB FG harness Taptite cup S M3x6 ADF FG harness ...

Page 200: ...ix connectors of the each harness into the Main PCB Fig 4 33 Note When connecting flat cable s do not insert them at an angle After insertion check that the cables are not at an angle Driver PCB Driver PCB Scanner motor harness FFC cable Home position sensor harness Main PCB Main PCB Driver PCB Battery harness Speaker harness NCU harness USB HOST harness ASSY Driver harness Panel PCB harness Main ...

Page 201: ...4x12 Taptite screws Fig 4 34 21 Secure the Shield cover ASSY and two FG harnesses with the four cup S M3x6 SR Taptite screws Fig 4 35 20a 20b 20c 20d Taptite bind B M4x12 Hook Hooks Hooks Side cover R Hook Taptite bind B M4x12 Taptite cup S M3x6 SR Taptite cup S M3x6 SR FG harness FG harness Seal Shield cover ASSY ...

Page 202: ... Catch the Hooks in the order of the arrows and secure the Side cover L with the two bind B M4x12 Taptite screws Fig 4 36 22d 22c 22a 22b Taptite bind B M4x12 Taptite bind B M4x12 Front cover Hooks Hooks Hook Side cover L ...

Page 203: ...es To prevent the deformation of the pressure roller the fuser unit spare part is shipped with its pressure roller at low nip pressure Before installing the fuser unit turn back the levers to the normal position by following instructions below 1 Put the fuser unit on a flat horizontal surface Pull up each of the black tab a on the right side and left side 2 Make sure that the black lever b is in t...

Page 204: ...4 25 Confidential 23 Secure the Fuser unit with the pan B M4x20 Taptite screw Fig 4 37 Taptite pan B M4x20 Fuser unit ...

Page 205: ...hermistor ASSY M and Thermistor ASSY S onto the Relay rear PCB ASSY Fig 4 38 25 Install the FU harness cover 2 Fig 4 39 Thermistor ASSY S Thermistor ASSY M Fuser unit Relay rear PCB ASSY Relay rear PCB ASSY Hook Hook 3a 3b 25b 25a Hook FU harness cover 2 ...

Page 206: ... to the Fuser unit Fig 4 40 27 Secure the FU harness cover 1 with the pan B M4x20 Taptite screw Fig 4 41 Note Do not sandwich the harness of the heater terminal by the FU harness cover 1 Connector Frame R Heater terminal Fuser unit 27b 27a Hooks FU harness cover 1 Taptite pan B M4x20 ...

Page 207: ...onto the Pin of the machine body and install the Rear chute ASSY Fig 4 42 29 Catch the Pins of the Outer chute ASSY onto the Back cover Fig 4 43 28c 28b 28a Pin Pin Rear chute ASSY 29a 29a Pin Pin Back cover Back cover Outer chute ASSY Outer chute ASSY 29b 29b ...

Page 208: ...er Fig 4 44 Set the following parts after assembling Set the Duplex feed ASSY Install the Drum toner ASSY into the machine Put the Paper into the Paper tray Reset the count of the Fuser unit and Laser unit after part replacement Refer to 5 1 Resetting the Periodical Maintenance Parts Life in Chapter7 30b 30a Back cover Pin Arm Arm Pin ...

Page 209: ... is disconnected from the machine Make sure that the Drum toner ASSY is removed Make sure that the Paper is removed from the Paper tray 1 Open the Back cover 2 Remove the Arms of the Back cover from the Pins Fig 4 45 Note In the case of the assembling and disassembling of the CCD model refer to 4 3 to 4 29 Back cover Pin Arm Arm Pin ...

Page 210: ...4 31 Confidential 3 Remove the Pins of the Outer chute ASSY from the Back cover 4 Remove the Back cover Fig 4 46 3a 3a 3b 4 Pin Pin Back cover Back cover Outer chute ASSY ...

Page 211: ...the Arms of the Rear chute ASSY from the Pins 7 Remove the Rear chute ASSY Fig 4 47 8 Remove the pan B M4x20 Taptite screw Release the Hooks in the order of 8a 8b and 8c Remove the FU harness cover 1 Fig 4 48 Pin Pin Knob Knob Rear chute ASSY 5 6 7 Hook FU harness cover 1 Taptite pan B M4x20 8b 8a 8c ...

Page 212: ...the Hook of the connector of the Fuser unit Fig 4 49 10 Pull the FU harness cover 2 to the direction of 10a while pressing the Hook and pull out the FU harness cover 2 from the back of the machine Fig 4 50 Hook Frame R Heater terminal Fuser unit Hook FU harness cover 2 10a 10b 10a 10b ...

Page 213: ...SY S from the Relay rear PCB ASSY and remove the harnesses of these thermistors Fig 4 51 12 Remove the pan B M4x20 Taptite screw to remove the Fuser unit Fig 4 52 Thermistor ASSY S Thermistor ASSY M Fuser unit Relay rear PCB ASSY Relay rear PCB ASSY Hook Hook Taptite pan B M4x20 Fuser unit ...

Page 214: ... Hooks in the order of 13a to 13d Fig 4 53 14 Remove the four cup S M3x6SR Taptite screws to remove the Shield cover ASSY and the two FG harnesses Fig 4 54 13a 13b 13d 13c Taptite bind B M4x12 Taptite bind B M4x12 Front cover Hook Hook Hook Side cover L Taptite cup S M3x6SR Taptite cup S M3x6SR FG harness FG harness Shield cover ASSY ...

Page 215: ...e ADF FG harness and FB FG harness 17 Disconnect the two Connectors from the Driver PCB 18 Disconnect the two Connectors from the Main PCB Fig 4 56 Taptite bind B M4x12 Hook Hooks Hook Side cover R Hooks Taptite bind B M4x12 15d 15c 15b 15a Driver PCB Driver PCB Document eject sensor harness FB FG harness ADF FG harness FB cover sensor harness ADF relay harness Main PCB ADF motor harness Main PCB ...

Page 216: ...7 21 Disconnect the six connectors of the each harness from the Main PCB Fig 4 58 Note After disconnecting flat cable s check that each cable is not damaged at its end or short circuited Driver PCB Driver PCB Scanner motor harness FFC Home position sensor harness Main PCB Main PCB Driver PCB Driver harness NCU harness Panel PCB harness USB HOST harness ASSY Main PCB Speaker harness Battery harness...

Page 217: ... Open the Document scanner unit 23 Remove the Pull arm L R from the Boss of the Document scanner unit 24 Remove the Document scanner unit and ADF unit Fig 4 59 Document scanner unit ADF unit Hook Pull arm L Hook Pull arm R ...

Page 218: ... 60 26 Remove the Screw pan S P washer M3 5x6 and remove the NCU FG harness ASSY 27 Remove the NCU FG harness ASSY from the Guide part of the Joint cover Fig 4 61 Taptite bind B M4x12 Taptite bind B M4x12 NCU cover Joint cover ASSY Screw pan S P washer M3 5x6 NCU FG harness ASSY Joint cover ASSY ...

Page 219: ...Pull out the Joint cover s Bosses to the front side Fig 4 62 31 Slide the Sub duct to the direction of 32b while pressing the Hook to the direction of 32a and remove the Sub duct from the Air duct Fig 4 63 30 29 Left side Taptite bind B M4x12 Taptite bind B M4x12 Taptite bind B M4x12 Front side Bosses Hooks Hooks Hooks Joint cover Air duct Hook Sub duct Back side 31a 31b 31c ...

Page 220: ... 33 Remove the Hook of the Air duct from the frame Slide the Air duct to the direction of 33b and remove the Air duct Fig 4 65 Note The filter is dirt Be careful when disassembling or assembling it Air duct Filter Hook Hook Hook Hook Hook Laser unit Air duct 33b 33a ...

Page 221: ... Note After disconnecting flat cable s check that each cable is not damaged at its end or short circuited Note Be careful not to lose the Protective film attached on the flat cable Do not touch the Laser scanner window directly Taptite cup S M3x6 Polygon motor Flat cable LD harness Flat cable Core Protective film Laser unit Taptite cup S M3x6 Core LD harness Flat cable Protective film Main PCB Mai...

Page 222: ...e film Refer to 7 HARNESS ROUTING in Chapter 5 4 Connect the two Flat cables to the Main PCB Fig 4 67 Note When connecting flat cable s do not insert them at an angle After insertion check that the cables are not at an angle Taptite cup S M3x6 Polygon motor Flat cable LD harness Flat cable Core Protective film Laser unit Taptite cup S M3x6 Core LD harness Flat cable Protective film Main PCB Main P...

Page 223: ...4 44 Confidential 5 Install the Air duct into the Laser unit Fig 4 68 6 Install the Filter into the Air duct Fig 4 69 Laser unit Air duct Air duct Filter ...

Page 224: ...ses of the Joint cover and Hooks on the cover then secure the Joint cover with the four bind B M4x12 Taptite screws Fig 4 71 7b 7a Air duct Sub duct Back side 8a 8b Left side Taptite bind B M4x12 Taptite bind B M4x12 Taptite bind B M4x12 Front side Bosses Hooks Hooks Hooks Joint cover ...

Page 225: ...10 Secure the NCU FG harness ASSY with the Screw pan S P washer M3 5x6 Fig 4 72 11 Secure the NCU cover with the four bind B M4x12 Taptite screws Fig 4 73 Screw pan S P washer M3 5x6 NCU FG harness ASSY Joint cover ASSY Taptite bind B M4x12 Taptite bind B M4x12 NCU cover Joint cover ASSY ...

Page 226: ...and ADF unit Fig 4 74 13 Catch the Pull arm L R onto the Bosses of the Document scanner unit 14 Close the Document scanner unit Fig 4 75 Document scanner unit Joint cover ADF unit Document scanner unit Hook Boss Boss Pull arm L Hook Pull arm R ADF unit ...

Page 227: ...tors into Driver PCB 17 Secure the ADF FG harness and FB FG harness with the two cup S M3x6 Taptite screws Fig 4 76 Driver PCB Driver PCB Document eject sensor harness FB FG harness ADF FG harness FB cover sensor harness ADF relay harness Main PCB ADF motor harness Main PCB Taptite cup S M3x6 ...

Page 228: ... the Main PCB 21 Hang the Hook of the Harness guide film and Bind up the each harness Fig 4 78 Note When connecting flat cable s do not insert them at an angle After insertion check that the cables are not at an angle Driver PCB Driver PCB Scanner motor harness FFC Home position sensor harness Main PCB Main PCB Driver PCB Driver harness NCU harness Panel PCB harness USB HOST harness ASSY Main PCB ...

Page 229: ...B M4x12 Taptite screws Fig 4 79 23 Secure the Shield cover ASSY and two FG harnesses with the four cup S M3x6SR Taptite screws Fig 4 80 22d 22c 22b 22a Taptite bind B M4x12 Hook Hooks Hooks Side cover R Hooks Taptite bind B M4x12 Taptite cup S M3x6SR Taptite cup S M3x6SR FG harness FG harness Shield cover ASSY ...

Page 230: ... Catch the Hooks in the order of the arrows and secure the Side cover L with the two bind B M4x12 Taptite screws Fig 4 81 24a 24b 24d 24c Taptite bind B M4x12 Taptite bind B M4x12 Front cover Hooks Hooks Hook Side cover L ...

Page 231: ...es To prevent the deformation of the pressure roller the fuser unit spare part is shipped with its pressure roller at low nip pressure Before installing the fuser unit turn back the levers to the normal position by following instructions below 1 Put the fuser unit on a flat horizontal surface Pull up each of the black tab a on the right side and left side 2 Make sure that the black lever b is in t...

Page 232: ...0 Taptite screw Fig 4 82 26 Connect the connectors of the Thermistor ASSY M and Thermistor ASSY S onto the Relay rear PCB ASSY Fig 4 83 Taptite pan B M4x20 Fuser unit Thermistor ASSY S Thermistor ASSY M Fuser unit Relay rear PCB ASSY Relay rear PCB ASSY Hook Hook ...

Page 233: ...27 Install the FU harness cover 2 Fig 4 84 28 Install the connector of the Heater Terminal to the connector to the Fuser unit Fig 4 85 28b 28a 27b 27a Hook FU harness cover 2 Frame R Heater terminal Connector Fuser unit ...

Page 234: ... 86 30 Catch the Arm of the Rear chute ASSY onto the Pin of the machine body and install the Rear chute ASSY Fig 4 87 Note Do not sandwich the harness of the heater terminal by the FU harness cover 1 29b 29a Hooks FU harness cover 1 Taptite pan B M4x20 31c 30b 30a 30c Pin Pin Rear chute ASSY ...

Page 235: ...4 56 Confidential 31 Catch the Pins of the Outer chute ASSY onto the Back cover Fig 4 88 31a 31a Pin Pin Back cover Back cover Outer chute ASSY Outer chute ASSY 31b 31b ...

Page 236: ...er Fig 4 89 Set the following parts after assembling Set the Duplex feed ASSY Install the Drum toner ASSY into the machine Put the Paper into the Paper tray Reset the count of the Fuser unit and Laser unit after part replacement Refer to 5 1 Resetting the Periodical Maintenance Parts Life in Chapter7 32b 32a Back cover Pin Arm Arm Pin ...

Page 237: ...nected from the machine Make sure that the Paper is removed from the Paper tray 1 Pull up the back side of the Separation pad ASSY 2 Push the Hooks provided on both sides of the Separation pad ASSY inwards 3 Pull up the Separation pad ASSY 4 Remove the Separation pad spring Fig 4 90 Separation pad ASSY Hooks Hook Separation pad spring Hook Paper tray Front side 2 3 1 2 ...

Page 238: ...t the pin of the Roller holder ASSY Then turn the Roller holder ASSY to the direction of the arrow 6b Fig 4 91 Note Pull out and put into the paper tray so that the Roller holder ASSY is lowered If the Roller holder ASSY is remained up it cannot be removed Lift arm Pin Roller holder ASSY 6b Paper feed frame 6a 6a ...

Page 239: ...lder ASSY to the direction of the arrow 7a Then lift up the gear side of the Roller holder ASSY to the direction of the arrow 7b and pull it out to the direction of the arrow 7c to remove Fig 4 92 7c 7b 7a Roller holder ASSY Paper feed frame ...

Page 240: ...edure 1 Install the Roller holder ASSY Fig 4 93 Note When assembling the roller holder ASSY align the section A on the shaft of the roller holder ASSY with the hole on the paper feed frame 1c 1b 1a Roller holder ASSY A Paper feed frame ...

Page 241: ...4 62 Confidential 2 Assemble the Lift arm onto the Pin of the Roller holder ASSY 3 Place the machine on its base Fig 4 94 2a Lift arm Pin Roller holder ASSY Paper feed frame 2b 2b ...

Page 242: ...ation pad ASSY to the direction of the arrow 6c to catch the Hooks into the Paper tray Fig 4 95 6 Put the Paper tray into the machine Reset the count of the PF Kit after part replacement Note Check that the Separation pad spring is assembled correctly 6b 6a 6c 6b Hooks Hook Hook Separation pad ASSY Separation pad spring Paper tray ...

Page 243: ...lling Procedure Check that the following before entering the procedures Make sure that the AC cord is disconnected from the machine Make sure that the Drum toner ASSY is removed 1 Open the MP feed frame cover Fig 4 96 MP feed frame MP feed frame cover Front cover ...

Page 244: ...Lift arm MP to release it from the Pin of the MP roller holder ASSY 4 Slide the MP roller holder ASSY to the direction of the arrow 4a and put it up to remove Fig 4 98 2a 2b 2c MP feed frame Hook Holder bearing MP 4a 3 4b Pin Lift arm MP MP feed frame MP roller holder ASSY ...

Page 245: ...4 66 Confidential 5 Turn the back side of the Separation pad ASSY MP to the direction of the arrow 5a and put it up to remove Fig 4 99 5b Separation pad ASSY MP MP feed frame MP frame 5a 5a ...

Page 246: ...SSY MP to the direction of the arrow 1b until it is locked Fig 4 100 2 Lift up the Lift arm MP and put the MP roller holder ASSY into the MP feed frame Put the Pin of the MP roller holder ASSY into the hole of the Lift arm MP Fig 4 101 1a MP feed frame MP frame Separation pad ASSY MP 1b 1b MP feed frame Lift arm MP MP roller holder ASSY Pin ...

Page 247: ...e direction of the arrow 3c to lock Fig 4 102 4 Close the MP feed frame cover Fig 4 103 5 Install the Drum toner ASSY into the machine 6 Close the Front cover Reset the count of the PF Kit MP after part replacement 3a 3b 3c MP feed frame Holder bearing MP Hook Front cover MP feed frame MP feed frame cover ...

Page 248: ...CHAPTER 5 DISASSEMBLY REASSEMBLY ...

Page 249: ...NSFERRING RECEIVED FAX DATA 5 2 3 PACKING 5 4 4 SCREW TORQUE LIST 5 6 5 LUBRICATION 5 10 6 GEAR LAYOUT DRAWING 5 13 7 HARNESS ROUTING 5 16 8 DISASSEMBLY FLOW CHART 5 41 9 DISASSEMBLY PROCEDURE 5 43 9 1 Paper Tray 5 44 9 2 Back Cover 5 47 9 3 Rear Chute ASSY 5 49 9 4 Fuser Unit 5 51 9 5 Tray MP ASSY 5 55 9 6 MP Tray Cover ASSY Process Cover ASSY Emblem cover 5 56 9 7 Access Cover Side Cover L 5 60 ...

Page 250: ...er 2 ASSY 5 82 9 8 25 Document Exit Roller ASSY 5 83 9 8 26 LF Roller 3 ASSY 5 84 9 8 27 LF Roller 4 ASSY 5 85 9 8 28 Flap A ASSY For the models with the DX Flap A For the models without the DX 5 86 9 8 29 Document Hold Document Hold Spring 5 87 9 8 30 Upper Main Chute ASSY Lower Main Chute ASSY 5 87 9 8 31 Document Rear Actuator Document Rear Sensor 5 89 9 8 32 Flap B 5 90 9 8 33 Switch Back Actu...

Page 251: ...tch Back Sensor 5 120 9 8 63 Document Rear Actuator Document Rear Sensor 5 122 9 8 64 LF2 Film 5 123 9 8 65 ADF Cover Open Sensor Holder 5 124 9 8 66 Document Exit Roller ASSY 5 125 9 8 67 Switch Back Roller ASSY 5 126 9 8 68 LF Roller 3 ASSY 5 127 9 9 Panel Cover ASSY 5 130 CCD model 9 9 1 Panel Cover ASSY 5 130 CIS model 9 9 2 Panel Cover ASSY 5 131 9 10 Scanner Unit ASSY 5 132 CCD model 9 10 1 ...

Page 252: ...63 CIS model 9 13 2 Speaker ASSY 5 164 9 14 Driver PCB 5 165 CCD model 9 14 1 Driver PCB 5 165 CIS model 9 14 2 Driver PCB 5 167 9 15 USB HOST PCB ASSY 5 168 9 16 Side Cover R 5 170 9 17 Battery 5 171 CCD model 9 17 1 Battery 5 171 CIS model 9 17 2 Battery 5 172 9 18 Joint Cover ASSY 5 174 CCD model 9 18 1 Joint Cover ASSY 5 174 CIS model 9 18 2 Joint Cover ASSY 5 175 9 18 3 Pull Arm Guide 5 176 9...

Page 253: ...Motor 60 Unit 5 210 9 41 Fan Motor 60 Unit LV 5 211 9 42 FRAME L ASSY 5 212 9 43 MP Unit 5 215 9 44 Regist Actuator Rear Regist Actuator Spring 5 221 9 45 Regist Actuator Front Regist Actuator Spring 5 223 9 46 Roller Holder ASSY 5 224 9 47 PE Actuator Edge Actuator Edge Actuator Spring 5 225 9 48 PE EG Sensor ASSY 5 227 10 DISASSEMBLY PROCEDURE OPTIONAL LOWER TRAY LT 5300 5 229 10 1 Paper Tray 5 ...

Page 254: ...necting or disconnecting cable connectors hold the connector body not the cables If the connector has a lock release the connector lock first to release it After a repair check not only the repaired portion but also all connectors Also check that other related portions are functioning properly before operational checks After disconnecting flat cables check that each cable is not damaged at its end...

Page 255: ...n the LCD Press the OK button and the number of received files appears just as NO OF JOBS 10 Press the Stop Exit button and the FAX TRANSFER appears on the LCD 6 To transfer the activity report only press the 2 key The 2 ACTIVITY appears To transfer received files together with the activity report press the 3 key The 3 DOCUMENTS appears Note that if there is no received file the NO DOCUMENTS appea...

Page 256: ...e as shown on the next page will be automatically attached instead Cover page sample End page sample Note Be sure to type the telephone number with the numerical keys No one touch dialing is allowed in this procedure Model code Boot ROM info ROM info Serial number Job number Total number of page to be transferred Station ID registered in the sender equipment FAX number of the sender equipment Tele...

Page 257: ...5 4 Confidential 3 PACKING CCD model Fig 5 1 Accessory bag Manual Option carton Drum toner ASSY Pad Panel Cover Bag ASSY Pad Pad Pad Machine Carton AC power cord USB cable Telephotne Line Cord ASSY ...

Page 258: ... Toner ASSY Machine USB cable Telephone line cord AC cord bag ASSY Carton option CDROM ASSY User s guide ASSY Warranty card Polystyrenefoam pad F AC cord bag ASSY LF SAA Setup guide Option carton Drum caution sheet AC cord bag ASSY LF BS PSB AC cord bag ASSY LF SAF Polystyrenefoam pad R ...

Page 259: ... M3x8 2 0 5 0 1 5 1 Exit chute cover ASSY Taptite cup B M3x10 4 0 5 0 1 5 1 ADF motor Screw pan S P washer M3X6 2 0 7 0 1 7 1 Motor frame ASSY Taptite cup S M3x8 3 0 7 0 05 7 0 5 Switch back solenoid ASSY Taptite cup S M3x8 1 0 7 0 05 7 0 5 PF solenoid ASSY Taptite cup S M3x8 1 0 7 0 05 7 0 5 ADF relay PCB Taptite cup S M3x8 1 0 7 0 05 7 0 5 Paper feed plate Taptite cup S M3x8 2 0 7 0 05 7 0 5 Pap...

Page 260: ...ite cup B M3x10 2 0 5 0 1 5 1 Gear 34 Taptite cup B M3x10 1 0 5 0 1 5 1 Exit chute Taptite bind B M4x10 1 0 7 0 05 7 0 5 CCD model Document scanner unit Taptite cup B M4x20 2 0 8 0 1 8 1 Scanner top cover ASSY Taptite cup B M4x12 6 0 8 0 1 8 1 Lock lever B Taptite B M3x6 1 0 4 0 05 4 0 5 Lock lever A Taptite B M3x6 2 0 4 0 05 4 0 5 FB FG harness Taptite cup S M3x6 1 0 8 0 1 8 1 Drive plate ASSY Ta...

Page 261: ...cup S M3x6 SR 2 0 6 0 1 6 1 CCD model USB HOST FG harness ASSY Taptite bind B M4x12 1 0 8 0 1 8 1 USB PCB holder Taptite bind B M4x12 1 0 8 0 1 8 1 USB HOST PCB ASSY Taptite cup S M3x6 SR 1 0 9 0 1 9 1 Side cover R Taptite bind B M4x12 2 0 7 0 1 7 1 Joint cover ASSY Taptite bind B M4x12 4 0 8 0 1 8 1 CIS model Joint cover FR Taptite bind B M4x12 1 0 8 0 1 8 1 Joint cover FL Taptite bind B M4x12 1 ...

Page 262: ...ptite cup S M3x6 5 0 7 0 1 7 1 LVPS PCB unit terminal Screw pan S P washer M3 5X6 SR 1 0 5 0 05 5 0 5 Base plate LV Taptite bind B M4x12 5 0 8 0 1 8 1 NCU FG harness Screw pan S P washer M3 5X6 SR 1 0 5 0 05 5 0 5 LV insulation sheet Taptite bind B M4x12 1 0 8 0 1 8 1 SW holder ASSY Taptite bind B M4x12 1 0 8 0 1 8 1 Safety louver Taptite bind B M3x10 1 0 5 0 1 5 1 Base plate HV Taptite bind B M4x...

Page 263: ...ei Dev gear 37R joint drive Main motor ASSY Drum gear 82R 2mm dia ball ADF cover 1 5mm dia ball Document exit roller ASSY Switch back roller ASSY EM D110 Dow Corning Separation pad ASSY 2mm dia ball BG2 BG1 5 EM2 Apply grease on the cogs of the motor side Main motor ASSY Gear 82R BG2 BG2 BG2 DEV gear 37R joint drive Gear plate calking ASSY ...

Page 264: ...dential Fig 5 4 Fig 5 5 Fig 5 6 BG1 5 ADF cover ASSY The inside side center The inside side center Only CIS model BG1 5 Document exit roller ASSY BG1 5 Only CIS model Switch back roller ASSY BG1 5 Only CIS model ...

Page 265: ...5 12 Confidential Fig 5 7 EM2 4 places Separation pad ASSY ...

Page 266: ...5 13 Confidential 6 GEAR LAYOUT DRAWING Development view Refer to Gear name of 5 15 14 15 8 9 11 10 17 26 18 12 19 13 20 21 22 23 28 27 22 24 25 16 2 1 1 4 6 5 3 7 Paper feed part Paper eject part ...

Page 267: ...5 14 Confidential Front view Refer to Gear name of 5 15 27 28 17 16 15 14 13 12 18 19 26 25 24 23 21 8 9 11 10 22 20 1 1 2 2 3 5 5 4 6 7 ...

Page 268: ...25001 P P GEAR 17 CENTER 7 LM5042001 FUSER GEAR 17 63R PENDULUM 21 LM5026001 P P GEAR 32CARRIER 8 LM5052001 REGISTER GEAR 21 CENTER 22 LM5027001 P P GEAR 15 PLANETARY 9 LM5053001 REGISTER GEAR 48 CARRIER 23 LM5028001 P P GEAR 147 37 INTERNAL 10 LM5055001 REGISTER GEAR 159 43 INTERNAL 24 LM5023001 P P GEAR 29 CLUTCH CAM 11 LM5054001 REGISTOR GEAR 19 PLANETARY 25 LM5070001 T1 GEAR 31 47 12 LM5101001...

Page 269: ...5 16 Confidential 7 HARNESS ROUTING 1 MP PE sensor ASSY High voltage PS PCB ASSY Hook B MP feed frame MP feed frame Hole Hook A Hook A Machine top side Machine body upside down MP PE sensor ASSY ...

Page 270: ...ensor ASSY PE EG sensor ASSY Paper feed frame Hook B Hole A PE EG sensor ASSY Paper Feed frame High voltage PS PCB ASSY Hook A Hole A Machine top side Machine body upside down Hook B Front cover sensor ASSY Relay front PCB ASSY Hooks Frame L Pin Hook Pin ...

Page 271: ... 4 Toner sensor PCB ASSY 5 Regist solenoid ASSY Toner sensor PCB ASSY Relay front PCB ASSY Hooks Hook Hook Frame L Hook Pin Pin Register solenoid ASSY Frame L Relay front PCB ASSY Hooks Hook Hook Hook Hook Hook Pin Pin ...

Page 272: ...5 19 Confidential 6 MP solenoid ASSY 7 T1 solenoid ASSY Relay front PCB ASSY MP solenoid ASSY Frame L Hook Hooks Hooks Pin Pin T1 solenoid ASSY Relay front PCB ASSY Frame L Hooks Hooks Hook Pin Pin ...

Page 273: ...onfidential 8 Relay front PCB ASSY 9 Laser unit Relay front PCB ASSY Main PCB Hook Frame L Laser unit Frame L Hole Core Hook Gear cover Main PCB Polygon motor Flat cable Protective film LD harness Flat cable ...

Page 274: ...5 21 Confidential 10 Fan motor 60 unit 11 Fan motor 60 unit LV Frame R Hooks Fan motor 60 unit Toner LED PCB unit ASSY Frame R Hooks Hook Hook Hook Fan motor 60 unit LV Toner LED PCB unit ASSY ...

Page 275: ...5 22 Confidential 12 Toner LED PCB unit ASSY Frame R Hooks Hook Hook Hole Toner LED PCB unit ASSY Machine top side Machine body upside down High voltage PS PCB ASSY Hook Hooks Hole ...

Page 276: ...CB unit Inlet harness ASSY Power supply switch Hook Hooks Core A view A view SW holder ASSY LVPS PCB unit terminal Base plate LV Machine top side Machine body upside down Shield cover ASSY Shield cover ASSY FG harness FG harness FG harness Main PCB Main PCB ...

Page 277: ...ADF unit ADF harness ADF harness ADF motor harness ADF motor harness ADF motor ADF FG harness ADF FG harness ADF Relay harness ADF Relay harness Drive PCB Document cover sensor harness Document cover sensor harness Document cover sensor Document scanner unit Main PCB A view ...

Page 278: ...t sensor 1 Document front sensor 2 Document front sensor 2 Document front sensor 1 Document front actuator 1 Paper feed chute ASSY Document front sensor 2 Hole C Hole C Hole Hook Hooks Hook Hook Hook Hook Hooks Hook Paper feed chute ASSY ADF Relay PCB Drive frame sub ASSY DX Motor frame ASSY Motor frame ASSY ADF Relay PCB A view A view B view B view ...

Page 279: ...ch back Lower main chute ASSY Hook Hooks Hook ADF Relay PCB ADF Relay PCB A view A view Document rear sensor Switch back sensor Document rear sensor Document rear sensor harness Document rear sensor harness Switch back sensor Switch back sensor harness Switch back sensor harness ADF chute ASSY Hook Hook Hook Switch back solenoid ASSY PF solenoid ASSY ADF Relay PCB Motor frame ASSY ...

Page 280: ...unit ADF harness ADF motor harness Document eject sensor harness ADF motor harness ADF motor FG harness ADF Relay harness ADF Relay harness Main PCB Drive PCB Document cover sensor harness Document cover sensor harness Driver PCB harness Scanner unit ADF FG harness ...

Page 281: ...nsor 1 Document eject sensor Document eject actuator Document front sensor 2 Document front sensor 1 Document eject sensor Document front sensor 2 Document front actuator 1 Paper feed chute ASSY Document front actuator 2 Hole Hook Hooks Hooks Hook ADF chute ASSY ADF Relay PCB Motor frame ASSY B view B view ...

Page 282: ...tor Actuator switch back Lower main chute ASSY Hook ADF Relay PCB A view A view Document rear sensor Switch back sensor Document rear sensor Document rear sensor harness Document rear sensor harness Switch back sensor Switch back sensor harness Switch back sensor harness ADF chute ASSY Hook Switch back solenoid ASSY PF Solenoid ASSY ADF Relay PCB Motor frame ASSY ...

Page 283: ...anner unit Scanner motor FB FG harness CCD model Main PCB CCD module FFC cable Home position sensor Home position sensor Drive plate ASSY Drive plate ASSY Home position sensor harness FFC plate Hole Scanner unit Hook Pin Lib Drive plate ASSY Drive PCB Scanner unit Scanner motor FB FB FG harness Hole ...

Page 284: ...er unit CIS module Home position sensor CIS model 26 Document scanner unit Scanner motor FB FG harness CIS model Main PCB CIS module FFC cable Home position sensor Drive plate ASSY Home position sensor harness Hole Scanner unit Drive PCB ...

Page 285: ...fidential 27 Panel unit CCD model 28 Speaker ASSY CCD model Panel unit Panel PCB Panel unit ASSY Panel PCB harness Panel PCB harness Main PCB Hole Hook Tape Joint cover ASSY Hook Speaker ASSY Hook Main PCB Hole ...

Page 286: ...5 33 Confidential 29 Panel unit CIS model 30 Speaker ASSY CIS model Panel unit ASSY Panel PCB Panel PCB harness Main PCB Main PCB Speaker ASSY Joint cover ASSY ...

Page 287: ...arness NCU FG harness Base plate LV NCU harness NCU unit Hole Hole Joint cover ASSY Frame L Main PCB Machine top side Machine body upside down NCU FG harness NCU FG harness Base plate LV NCU unit Joint cover ASSY Frame L Main PCB Machine top side Machine body upside down ...

Page 288: ...ASSY Ejector solenoid Hooks Fuser unit Thermistor ASSY S Thermistor ASSY M Relay rear PCB ASSY LVPS PCB unit Heater terminal Main shield plate ASSY Relay rear PCB ASSY Insulation sheet Duplex tray sensor Main PCB sheet Frame L Ejector solenoid Main PCB ...

Page 289: ...igh voltage PS PCB ASSY 36 Main motor ASSY Thermistor ASSY LT connector Insulation sheet Main PCB sheet Main PCB Frame L LVPS PCB unit High voltage PS PCB ASSY Frame L Thermistor ASSY Thermistor ASSY Main motor ASSY LT connector Main PCB ...

Page 290: ...5 37 Confidential 37 Driver PCB Battery CCD model Main PCB Drive PCB Joint cover ASSY Driver harness Battery harness Battery Hole ...

Page 291: ...5 38 Confidential 38 Driver PCB Battery CIS model Main PCB Battery harness Drive PCB Battery Driver harness ...

Page 292: ...ial 39 Wireless LAN PCB PCB T60H929 00 ASSY 02 CCD model only Hook Hook Hook Hole Hole Frame R Air duct Frame L Wireless LAN PCB PCB T60H929 ASSY 02 Wireless LAN PCB harness LD harness Main PCB Main PCB A view A view ...

Page 293: ...40 USB HOST PCB CCD model 41 USB HOST PCB CIS model Joint cover ASSY USB HOST harness ASSY Hooks Main PCB USB PCB holder USB HOST PCB Hole Joint cover ASSY USB HOST harness ASSY Hook Main PCB USB PCB holder USB HOST PCB ...

Page 294: ...tor Spring 9 46 Roller Holder ASSY 10 10 9 47 PE Actuator Edge Actuator Edge Actuator Spring 9 48 PE EG Sensor ASSY 9 11 2 Panel PCB ASSY 9 11 4 LCD Cover Backlight Module LCD 9 11 3 Printed Rubber Key 9 10 3 Lock Lever B Lock Lever ASSY 15 15 9 10 4 CCD Module 9 10 8 Home Position Sensor 9 10 6 Scanner Motor FB 9 10 5 FFC Cable ASSY 9 10 7 Pulley ASSY 9 8 8 ADF Chute ASSY 9 8 36 Eject Roller B4 1...

Page 295: ...t Front Actuator 2 Document Front Sensor 2 9 8 54 Document Front Actuator 1 Document Front Sensor 1 9 8 64 LF2 Film 9 8 63 Document Rear Actuator Document Rear Sensor 9 8 55 Pressure Roller 9 8 57 LF Roller 1 ASSY 9 8 59 Document Exit Tray Sensor Cover ASSY 9 8 65 ADF Cover Open Sensor Holder 9 8 66 Document Exit Roller ASSY 9 8 68 LF Roller 3 ASSY 9 8 60 Document Eject Actuator Document Eject Sen...

Page 296: ...the AC cord the USB cable if connected the LAN cable if connected 2 Remove the Paper tray the Toner cartridge and Drum unit the Duplex unit Fig 5 8 Note The figures are described as the CCD models if the procedure is the same with the CIS models Duplex unit Paper tray Drum toner ASSY AC cord USB I F cable LAN cable ...

Page 297: ... Tray 1 Pull up the back side of the Separation pad ASSY 2 Push the Hooks provided on both sides of the Separation pad ASSY inwards 3 Pull up the Separation pad ASSY Fig 5 9 Separation pad ASSY Hook Hooks Hook 1 3 2 2 Paper tray ...

Page 298: ...on pad spring Fig 5 10 5 Push the hook of the lift gear 46 while pushing up the plate up plate and remove the Lift gear 46 Fig 5 11 Paper tray Separation pad spring Hook Hook Paper tray Plate up plate Plate up plate Lift gear 46 Lift gear 46 ...

Page 299: ...5 46 Confidential 6 Remove the Gear 21 16 Fig 5 12 7 Remove the Gear 15 Fig 5 13 Paper tray Gear 21 16 Paper tray Gear 15 ...

Page 300: ...5 47 Confidential 9 2 Back Cover 1 Open the Back cover 2 Remove the Arm of the Back cover from the Pin Fig 5 14 Back cover Pin Arm Arm Pin ...

Page 301: ...5 48 Confidential 3 Remove the Pins of the Outer chute ASSY from the Back cover 4 Remove the Back cover Fig 5 15 3a 3a 3b 4 Pin Pin Back cover Back cover Outer chute ASSY Outer chute ASSY 3b ...

Page 302: ...his to your side 2 Remove the Arms of the Rear chute ASSY from the Pins 3 Remove the Rear chute ASSY Fig 5 16 4 Remove the Arm of the Outer chute from the Pin of the Rear chute and remove the Outer chute Fig 5 17 1 1 1 2 3 Pin Pin Knob Knob Rear chute ASSY Arm Pin Pin Arm Outer chute Rear chute ...

Page 303: ...Lift up the Eject actuator to remove 7 Remove the Eject actuator spring Fig 5 18 Fig 5 19 Assembling Note When assembling the Eject actuator spring ensure that its direction is correct referring to the figure below Eject actuator Rib Eject actuator spring Hook Rear chute 6 7 5b 5a 5a Eject actuator Eject actuator spring Rear chute ...

Page 304: ...Hooks in the order of 1a 1b and 1c Remove the FU harness cover 1 Fig 5 20 2 Disconnect the connector of the Heater terminal while pressing the Hook of the connector of the Fuser unit Fig 5 21 1b 1a 1c Hooks FU harness cover 1 Taptite pan B M4x20 Hook Frame R Fuser unit Heater terminal ...

Page 305: ...s cover 2 at the back Fig 5 22 4 Disconnect the connectors of the Thermistor ASSY M and Thermistor ASSY S from the Relay rear PCB ASSY and remove the harnesses of these thermistors Fig 5 23 Hook FU harness cover 2 3a 3b 3a 3b Thermistor ASSY S Thermistor ASSY M Fuser unit Hook Hook Relay rear PCB ASSY Relay rear PCB ASSY ...

Page 306: ...crew and then remove Fuser unit Fig 5 24 CAUTION DO NOT subject the fuser unit to strong physical shocks or vibrations DO NOT touch the rollers and the electrodes to prevent damage to the fuser unit In the following figures Taptite pan B M4x20 Fuser unit ...

Page 307: ...e sure that the black lever b is in the position in the illustration below Fig 5 26 Assembling Note To prevent the deformation of the pressure roller the fuser unit spare part is shipped with its pressure roller at low nip pressure Before installing the fuser unit turn back the levers to the normal position by following instructions below a b a b ...

Page 308: ...l 9 5 Tray MP ASSY 1 Open the MP tray cover ASSY 2 Release the Pins of the Tray MP ASSY from the MP tray cover ASSY 3 Remove the Tray MP ASSY Fig 5 27 2 2 1 3 Process cover ASSY Pin Tray MP ASSY MP tray cover ASSY Pin ...

Page 309: ...Y Emblem cover 1 Push the front cover release button 2 Open Process cover ASSY 3 Release the Hook to remove the Process cover stopper Fig 5 28 2 1 3 Process cover ASSY MP tray cover ASSY Process cover stopper Drive release link Front cover release button Hook ...

Page 310: ...er ASSY to the direction of 4a and 4b to release the Pins and remove them Fig 5 29 5 Pull the Arm outwards and remove the Process cover ASSY from the MP tray cover ASSY Fig 5 30 4b 4a Pin Pin Process cover ASSY MP tray cover ASSY Process cover ASSY Arm MP tray cover ASSY ...

Page 311: ...e the cup B M4x10 Taptite screw and then remove the Process cover stopper Fig 5 31 7 Remove the Support flap 1 from the Process cover Fig 5 32 Process cover Process cover stopper Taptite cup B M4x10 Support flap 1 Process cover ...

Page 312: ...P tray extention from the MP tray cover ASSY Fig 5 33 9 Remove the two cup B M3x10 Taptite screws and then remove the Emblem cover from the MP tray cover Fig 5 34 MP tray cover ASSY MP tray extention Hook Taptite cup B M3x10 Taptite cup B M3x10 MP tray cover Emblem cover Hooks ...

Page 313: ...emove the Access cover Fig 5 35 2 Remove the two bind B M4x12 Taptite screws and then remove the Side cover L by releasing the Hooks from 2a to 2d Fig 5 36 Access cover 2b 2a 2c 2d Taptite bind B M4x12 Hook Hooks Hooks Side cover L Taptite bind B M4x12 ...

Page 314: ...p S M3x6 SR Taptite screws remove the two FG harnesses and then remove the Shield cover ASSY Fig 5 37 Note In the case of the CIS model refer to 9 8 38 ADF Unit to 9 8 68 LF Roller 3 ASSY Taptite cup S M3x6 SR Taptite cup S M3x6 SR FG harness FG harness Label Shield cover ASSY ...

Page 315: ...rs from the Main PCB Fig 5 38 5 Remove the two bind B M4x12 Taptite screws and then remove the Document cover Fig 5 39 Driver PCB Driver PCB Main PCB Main PCB Left side Connector ADF motor harness Connectors ADF relay harness Connector Document cover sensor FB FG harness Taptite cup S M3x6 ADF FG harness Document cover Taptite bind B M4x12 Back side Taptite bind B M4x12 5a 5b ...

Page 316: ...move the Hinge arm R from the Hinge base R Fig 5 40 9 8 3 Hinge Base R 1 Remove the three cup B M3x10 Taptite screws and then remove the Hinge base R Fig 5 41 Lower side Hinge arm R Hinge base R Document cover LGL 1b 1a Taptite cup B M3x10 Hinge base R Document cover LGL Lower side ...

Page 317: ...S M3x12 Taptite screw and then remove the Hinge ASSY L Fig 5 42 9 8 5 ADF Cover ASSY 1 Turn the Document cover right way up Remove the ADF cover ASSY from the ADF unit Fig 5 43 Taptite cup S M3x12 Taptite cup B M3x10 Hinge ASSY L Document cover LGL Lower side ADF cover ASSY ADF unit Front side ...

Page 318: ...de cover F 2 Remove the ADF side cover F from the ADF unit Fig 5 44 9 8 7 ADF Side Cover R 1 Remove the cup B M3x10 Taptite screw 2 Release the Hook from underneath the ADF unit and remove the ADF side cover R from the ADF unit Fig 5 45 Taptite cup S M3x8 Taptite cup B M3x10 ADF side cover F ADF unit Latch Hook ADF side cover R 1 2 ADF unit Hook Hook Hook Back side Latch Taptite cup B M3x10 ...

Page 319: ...Fig 5 46 4 Turn the Document cover LGL upside down and remove the cup B M3x10 Taptite screw Fig 5 47 ADF motor harness ADF motor Back side 1 2 ADF FG harness ADF relay PCB Taptite cup S M3x8 Switch back solenoid ASSY for the models with the DX only ADF relay harness PF solenoid ASSY for the models with the DX only Document rear sensor Document front sensor 1 Switch back sensor for the models with ...

Page 320: ...e ASSY 6 Release the hook to remove the ADF chute ASSY from the Document cover LGL Fig 5 48 7 Turn the ADF chute ASSY upside down and remove the four LF4 films Fig 5 49 Taptite cup B M3x10 Taptite cup B M3x10 Document cover LGL Front side ADF chute ASSY Hook Taptite cup B M3x10 Taptite cup B M3x10 LF4 film LF4 films ADF chute ASSY ...

Page 321: ...te from the ADF chute ASSY Fig 5 50 9 8 10 Exit Chute Cover ASSY 1 Turn the ADF chute ASSY upside down and remove the four cup B M3x10 Taptite screws 2 Remove the Exit chute cover ASSY from the ADF chute ASSY Fig 5 51 Taptite cup S M3x8 ADF chute ASSY Taptite cup S M3x8 Front side Sub chute ASSY or SX chute Taptite cup B M3x10 Exit chute cover ASSY ADF chute ASSY Front side Taptite cup B M3x10 ...

Page 322: ...ver ASSY Fig 5 52 Fig 5 53 Assembling Note When assembling the Earth spring ensure that the end of the Earth spring is attached onto the Antistatic brush as shown in the figure below Earth spring Antistatic brush Exit chute cover ASSY Antistatic brush Antistatic brush Earth spring Earth spring Hooks Hook Exit chute cover ASSY Rib ...

Page 323: ...own Release the Hooks of the Conductive bushing A to remove the Conductive bushing A 2 Remove the Bushing from the ADF chute ASSY and remove the PF roller holder ASSY from the ADF chute ASSY Fig 5 54 Bushing PF roller holder ASSY Conductive bushing A Front side Hooks ADF chute ASSY ...

Page 324: ...e the Bushing from the ADF chute ASSY and remove the LF roller 1 ASSY from the ADF chute ASSY Fig 5 55 Fig 5 56 Assembling Note When assembling the LF roller 1 ASSY assemble the Bushing with aligning the Boss of the Bushing with the notch on the ADF chute ASSY Hooks Bushing LF roller 1 ASSY ADF chute ASSY Conductive bushing A Front side Boss ADF chute ASSY Bushing ...

Page 325: ...ushing from the ADF chute ASSY and remove the Switch back roller ASSY from the ADF chute ASSY Fig 5 57 Fig 5 58 Assembling Note When assembling the Switch back roller ASSY assemble the Bushing with aligning the Boss of the Bushing with the notch on the ADF chute ASSY Bushing Switch back roller ASSY Conductive bushing A Front side Hooks ADF chute ASSY Boss ADF chute ASSY Bushing ...

Page 326: ...ollers Fig 5 59 It is recommended to mark each of the roller ASSYs when disassembling them Failure to assemble each roller ASSY onto the correct position may cause paper jam or stretching image Lighter The shades of the LF roller 2 ASSY and Exit roller ASSY are the same LF roller 3 ASSY Switch back roller ASSY For the models with the Reading DX only LF roller 2 ASSY Exit roller ASSY LF roller 4 AS...

Page 327: ...n assembling the Motor frame ASSY ensure that the gears indicated with gray are placed in the positions as shown in the figure below Screw pan S P washer M3X6 Motor frame ASSY ADF motor View A Motor frame ASSY Taptite cup S M3x8 Screw positions View A Back side Motor frame ASSY Switch back solenoid ASSY For the models with the DX only PF solenoid ASSY For the models with the DX only Switch back ar...

Page 328: ...Taptite screw 2 Remove the Switch back solenoid ASSY Fig 5 63 9 8 17 PF Solenoid ASSY For the models with the DX only 1 Remove the cup S M3x8 Taptite screw 2 Remove the PF solenoid ASSY Fig 5 64 Motor frame ASSY Switch back solenoid ASSY Taptite cup S M3x8 Motor frame ASSY PF Solenoid ASSY Taptite cup S M3x8 ...

Page 329: ...5 76 Confidential 9 8 18 ADF Relay PCB 1 Remove the cup S M3x8 Taptite screw 2 Remove the ADF relay PCB Fig 5 65 ADF Relay PCB Motor frame ASSY Taptite cup S M3x8 ...

Page 330: ...te screws 2 Remove the Paper feed plate For the models with the DX only Fig 5 66 3 Remove the two cup S M3x8 Taptite screws 4 Remove the Paper feed chute ASSY Fig 5 67 Taptite cup S M3x8 Taptite cup S M3x8 Paper feed plate Taptite cup S M3x8 Taptite cup S M3x8 Paper feed chute ASSY ...

Page 331: ...o remove the Document front sensor 1 from the Paper feed chute ASSY 2 Disconnect the Connector from the Document front sensor 1 Fig 5 68 3 Push down the Stopper slide the Document front actuator 1 to the stopper side and pull up the Document front actuator 1 to remove Fig 5 69 Connector Hook Hook Hook Paper feed chute ASSY Document front sensor 1 Document front actuator 1 Paper feed chute ASSY Sto...

Page 332: ...nt front sensor 2 from the Paper feed chute ASSY 2 Disconnect the Connector from the Document front sensor 2 Fig 5 70 3 Push down the Stopper slide the Document front actuator 2 to the stopper side and pull up the Document front actuator 2 to remove Fig 5 71 Connector Paper feed chute ASSY Hook Hook Document front sensor 2 Stopper Paper feed chute ASSY Document front actuator 2 ...

Page 333: ...move the B M3x6 Taptite screw and then remove the Spring plate ADF front A ASSY 3 Remove the Separation rubber 4 Remove the Rubber holder 5 Remove the Separation spring Fig 5 72 ADF film Rubber holder Rubber holder Taptite B M3x6 Spring plate ADF front A ASSY Spring plate ADF front A ASSY Separation rubber Separation spring Paper feed chute ...

Page 334: ... arrow 1a as shown in the figure below while holding the Pressure roller and remove the Pressure roller shaft from the hook 2 Pull the Pressure roller shaft out of the Pressure roller 3 Remove the two LF springs Fig 5 73 Pressure roller shaft Pressure rollers LF spring LF spring Hook 2 1a 1b ...

Page 335: ...ng from the ADF chute ASSY and remove the LF roller 2 ASSY from the ADF chute ASSY Fig 5 74 Fig 5 75 Assembling Note When assembling the LF roller 2 ASSY assemble the Bushing with aligning the Boss of the Bushing with the notch on the ADF chute ASSY Bushing LF roller 2 ASSY Hooks Conductive bushing A ADF chute ASSY Boss ADF chute ASSY Bushing ...

Page 336: ...F chute ASSY and remove the Document exit roller ASSY from the ADF chute ASSY Fig 5 76 Fig 5 77 Assembling Note When assembling the Document exit roller ASSY assemble the Bushing with aligning the Boss of the Bushing with the notch on the ADF chute ASSY Bushing Document exit roller ASSY Conductive bushing A Hooks Front side ADF chute ASSY Boss ADF chute ASSY Bushing ...

Page 337: ...ove the Bushing from the ADF chute ASSY and remove the LF roller 3 ASSY from the ADF chute ASSY Fig 5 78 Fig 5 79 Assembling Note When assembling the LF roller 3 ASSY assemble the Bushing with aligning the Boss of the Bushing with the notch on the ADF chute ASSY Bushing LF roller 3 ASSY ADF chute ASSY Conductive bushing A Hooks Front side Boss ADF chute ASSY Bushing ...

Page 338: ...om the ADF chute ASSY and remove the LF roller 4 ASSY from the ADF chute ASSY Fig 5 80 Fig 5 81 Assembling Note When assembling the LF roller 4 ASSY assemble the Bushing with aligning the Boss of the Bushing with the notch on the ADF chute ASSY Bushing LF roller 4 ASSY Conductive bushing A Front side Hooks ADF chute ASSY Boss ADF chute ASSY Bushing ...

Page 339: ...ing A 2 Remove the Bushing from the ADF chute ASSY and remove the Flap A ASSY or Flap A from the ADF chute ASSY Fig 5 82 Fig 5 83 Assembling Note When assembling the Flap A ASSY or Flap A assemble the Bushing with aligning the Boss of the Bushing with the notch on the ADF chute ASSY Bushing Flap A ASSY Flap A Hooks Conductive bushing A ADF chute ASSY ADF chute ASSY Boss Bushing ...

Page 340: ...ocument hold spring gently to prevent it from jumping Fig 5 84 9 8 30 Upper Main Chute ASSY Lower Main Chute ASSY 1 Turn the ADF chute ASSY upside down Remove the three cup B M3x10 Taptite screws 2 Remove the Drive frame sub ASSY DX Fig 5 85 Hook Hook Document hold Document hold spring Hook Back side Hook Hook Drive frame sub ASSY DX Taptite cup B M3x10 Back side Main chute ASSY ...

Page 341: ...ont frame Fig 5 86 5 Remove the four cup B M3x10 Taptite screws 6 Remove the Upper main chute ASSY from the Lower main chute ASSY Fig 5 87 Taptite cup B M3x10 Front frame Main chute ASSY Front side Taptite cup B M3x10 Taptite cup B M3x10 Upper main chute ASSY Lower main chute ASSY ...

Page 342: ... it out to the direction of the arrow 1b Fig 5 88 2 Release the Hooks of the Document rear sensor to remove the Document rear sensor from the Lower main chute ASSY 3 Disconnect the Connector from the Document rear sensor Fig 5 89 Document rear actuator Lower main chute ASSY 1b 1a 1a Connector Hook Hook Document rear sensor Lower main chute ASSY ...

Page 343: ...5 90 Confidential 9 8 32 Flap B 1 Remove the Flap B from the Lower main chute ASSY Fig 5 90 Flap B Lower main chute ASSY ...

Page 344: ... stopper side and pull up the Actuator switch back to remove Fig 5 91 2 Release the Hooks of the Switch back sensor to remove the Switch back sensor from the Lower main chute ASSY 3 Disconnect the Connector from the Switch back sensor Fig 5 92 Lower main chute ASSY Switch back actuator Stopper Connector Hook Hook Switch back sensor Lower main chute ASSY Hook ...

Page 345: ...sconnect the Connector from the Document cover sensor 2 Pull the Document cover sensor downwards to remove it from the Document cover while pressing the Hook of the Document cover sensor Fig 5 94 ADF document output support flap Document cover Front side Hook Hook Connector Document cover Boss Document cover sensor Document cover sensor 2 2 2 2 1 Back side ...

Page 346: ...roller shaft S from the Document cover Fig 5 95 Assembling Note When assembling the Eject rollers B4 ensure that the direction of each roller is correct as shown in the figure above Eject rollers B4 Eject rollers B4 Pressure roller shaft S Hook Front side Pressure roller shaft S Document cover ...

Page 347: ...g 5 96 3 Remove the two cup B M3x10 Taptite screws and then remove the two LF springs four Pressure rollers and two Pressure roller shafts S Fig 5 97 Taptite cup B M3x10 Taptite cup B M3x10 Document cover Rear sensor cover Pressure rollers Pressure rollers Pressure roller shaft S Document cover Taptite cup B M3x10 LF spring LF spring Taptite cup B M3x10 Pressure roller shaft S ...

Page 348: ...p S M3x6SR Taptite screws remove the two FG harnesses and then remove the Shield cover ASSY Fig 5 98 Note In the case of the CCD model refer to 9 8 1 ADF Unit to 9 8 37 Pressure Roller Taptite cup S M3x6SR Taptite cup S M3x6SR FG harness FG harness Shield cover ASSY ...

Page 349: ... two Connectors from the Main PCB Fig 5 99 5 Remove the two bind B M4x12 Taptite screws and then remove the ADF unit Fig 5 100 Driver PCB Driver PCB Connector Document eject sensor harness ADF FG harness Connector FB cover sensor Connector ADF relay harness Main PCB Connector ADF motor harness Main PCB Taptite cup S M3x6 Taptite bind B M4x12 ADF unit ...

Page 350: ... ADF unit upside down and remove the Hinge arm R Fig 5 101 9 8 40 Hinge ASSY 1 Remove the three cup S M3x10 Taptite screws and then remove the Hinge ASSY from the ADF unit Fig 5 102 1b 1a Hinge arm R ADF unit Hinge ASSY Taptite cup S M3x10 ADF unit ...

Page 351: ...tial 9 8 41 ADF Cover ASSY 1 Turn the ADF unit upside down Remove the Document eject tray from the ADF unit 2 Remove the ADF cover ASSY from the ADF unit Fig 5 103 2 2 1 1 ADF cover ASSY Document eject tray ADF unit ...

Page 352: ...the ADF unit Fig 5 104 9 8 43 ADF Gear Cover 1 Remove the cup B M3x10 Taptite screw 2 Release the Hooks from the under side of the ADF unit and remove the ADF gear cover from the ADF unit Fig 5 105 1b 1a ADF unit Hook ADF front cover 2b 2a Taptite cup B M3x10 ADF gear cover ADF unit Hook Hook Hook ...

Page 353: ...up B M3x10 Taptite screws and remove the ADF chute ASSY from the Document cover sub ASSY Fig 5 106 Note Check that the Document guide is opened outwards ADF chute ASSY Document cover sub ASSY Taptite cup B M3x10 Taptite cup B M3x10 Document guide Document guide ...

Page 354: ...Confidential 9 8 45 Document Sponge Support 1 Release the Hooks and remove the Document sponge support from the Document cover sub ASSY Fig 5 107 Document cover sub ASSY Document sponge support Hook Hook Hook ...

Page 355: ...Disconnect the eight Connectors from the ADF relay PCB ASSY 3 Disconnect the Connector of the ADF motor harness from the ADF motor Fig 5 108 Motor harness ADF motor ADF relay PCB harness Exit solenoid harness PF solenoid harness ADF relay PCB ASSY ADF relay PCB ASSY ADF cover open sensor harness FB cover sensor harness Switch back sensor Document rear sensor Driver PCB harness ADF FG harness Tapti...

Page 356: ...aptite screw and remove the ADF relay PCB ASSY 5 Disconnect the three Connectors from the ADF relay PCB ASSY Fig 5 109 ADF relay PCB ASSY Document front sensor 2 Document front sensor 1 Document eject sensor Taptite cup S M3x6SR ADF relay PCB ASSY ...

Page 357: ...sitions as shown in the figure below Check that the A part is the upper side of the Exit chute Taptite cup S M3x6SR Motor frame ASSY A part of the Motor frame ASSY Taptite cup S M3x10 Exit chute Switch back flap planetary gear Paper feed planetary gear Pick up planetary gear Pick up solenoide ASSY Switch back flap planetary gear ADF unit gear layout drawing of the old type ADF unit gear layout dra...

Page 358: ...e the Hook and remove the Pick solenoid lever from the Shaft of the Motor frame ASSY Fig 5 112 9 8 49 ADF Motor 1 Remove the two screw pan S P washer M3x6DB and remove the ADF motor from the Motor frame ASSY Fig 5 113 2a 2a 3 3 2b 2b Pickup solenoid ASSY Taptite cup S M3x6SR Solenoid release spring Hook Pick solenoid lever Motor frame ASSY ADF motor Screw pan S P washer M3x6DB Motor frame ASSY ...

Page 359: ...pring from the Exit solenoid ASSY 4 Release the Hook and remove the Exit solenoid lever from the Shaft of the D frame calking ASSY Fig 5 114 Assembling Note When assembling the Pick up planetary gear and align the end of the Exit solenoid lever with the notch on the Pick up planetary gear 1 1 2 2 3 3 Solenoid release spring Pick up planetary gear Pick up planetary gear Hook Hook Exit solenoid ASSY...

Page 360: ...e Lower document chute ASSY and then remove the Separate roller holder ASSY Fig 5 115 Fig 5 116 Assembling Note When assembling the Separation roller gear 35 assemble the Bushing with aligning the Boss of the Bushing with the notch on the ADF chute ASSY Separate roller holder ASSY Lower document chute ASSY ADF chute ASSY Taptite cup B M3x10 Bushing Separation roller gear 35 Boss ADF chute ASSY Bus...

Page 361: ... 35 6 Remove the Bushing from the Separation roller gear 35 7 Remove the Separate roller and the Suction roller Fig 5 117 Note Align the protrusion on the Separation roller gear 35 with the notch on the Separate roller holder ASSY and pull out them 5a 5b 6 Separate roller holder ASSY Suction roller Separate roller Separation roller gear 35 Separation roller gear 35 Stopper Bushing ...

Page 362: ... Lower Document Chute ASSY 1 Remove the four cup B M3x10 Taptite screws and remove the Lower document chute ASSY from the ADF chute ASSY Fig 5 118 Lower document chute ASSY ADF chute ASSY Taptite cup B M3x10 Taptite cup B M3x10 ...

Page 363: ... side and pull up the Document front actuator 2 2 Release the Hook of the Document front sensor 2 and remove the Document front sensor 2 from the Lower document chute ASSY 3 Disconnect the Connector from the Document front sensor 2 Fig 5 119 2 3 1 Document front sensor 2 Document front actuator 2 Connector Hook Hook Lower document chute ASSY Stopper ...

Page 364: ...side and pull up the Document front actuator 1 2 Release the Hooks of the Document front sensor 1 and remove the Document front sensor 1 from the Lower document chute ASSY 3 Disconnect the Connector from the Document front sensor 1 Fig 5 120 2 3 1 Document front sensor 1 Document front actuator 1 Connector Hook Hooks Stopper Lower document chute ASSY ...

Page 365: ...he three cup B M3x6 Taptite screws and remove the Support plate from the Lower document chute ASSY 2 Remove the two LF coil springs Fig 5 121 Taptite cup B M3x6 Taptite cup B M3x6 Support plate Lower document chute ASSY LF coil springs Taptite cup B M3x6 ...

Page 366: ...l 3 Remove the Pressure roller shaft from the Lower document chute ASSY 4 Remove the two Pressure rollers from the Pressure roller shaft Fig 5 122 3 3 4 4 Lower document chute ASSY Pressure roller shaft Pressure rollers ...

Page 367: ... chute ASSY 2 Remove the Nip piece from the Sub nip piece 3 Remove the Spring from the ADF chute ASSY 4 Remove the Separation rubber from the ADF chute ASSY 5 Remove the Separation spring from the ADF chute ASSY Fig 5 123 2 3 5 4 1 ADF chute ASSY Separation rubber Separation rubber spring Sub nip piece Nip piece Spring Stopper ...

Page 368: ... 6 from the ADF chute ASSY and remove the LF roller 1 ASSY from the ADF chute ASSY Fig 5 124 Fig 5 125 Assembling Note When assembling the LF roller 1 ASSY assemble the Bushing 6 with aligning the Boss of the Bushing 6 with the notch on the ADF chute ASSY 2a 2a 2b 3 1 Conductive Bushing N LF roller 1 ASSY Conductive Bushing N ADF chute ASSY LF2 film LF2 film a Hook Bushing6 Boss ADF chute ASSY Bus...

Page 369: ...chute ASSY and remove the LF roller 2 ASSY from the ADF chute ASSY Fig 5 126 Fig 5 127 Assembling Note When assembling the LF roller 2 ASSY assemble the Bushing with aligning the Boss of the Bushing with the notch on the ADF chute ASSY 1a 1a 1b 2 Conductive Bushing N LF roller 2 ASSY Conductive Bushing N ADF chute ASSY Hook Bushing Boss ADF chute ASSY Bushing ...

Page 370: ...ument Exit Tray Sensor Cover ASSY 1 Remove the cup B M3x10 Taptite screw and remove the Document exit tray sensor cover ASSY from the ADF chute ASSY Fig 5 128 Taptite cup B M3x10 ADF chute ASSY Document exit tray sensor cover ASSY ...

Page 371: ...or 3 Remove the Document rear actuator Switch back spring from the Document eject actuator 4 Release the Hook of the Document eject sensor and remove the Document eject sensor from the Document exit tray sensor cover ASSY 5 Disconnect the Connector from the Document eject sensor Fig 5 129 2 2 3 3 4 4 5 5 Document exit tray sensor cover ASSY Stopper Document eject actuator Document rear actuator Sw...

Page 372: ...y roller gear 41 from the Document exit tray roller shaft 3 Remove the Bushing 6F from the Document exit tray roller shaft 4 Remove the cup B M3x10 Taptite screw and remove the Document exit tray roller holder ASSY from the ADF chute ASSY Fig 5 130 1b 2 3 Taptite cup B M3x10 Stopper Document exit tray roller shaft Document exit tray roller holder ASSY Document exit tray roller shaft ADF chute ASSY...

Page 373: ...ator Switch Back Switch Back Sensor 1 Pull the Arms of the Upper Document sub chute ASSY outwards and remove the Document hold from the Upper Document sub chute ASSY Fig 5 131 1b 1a 1a Arm Document hold Upper document sub chute ASSY ...

Page 374: ... back spring from the Actuator switch back 4 Release the Hooks of the Switch back sensor and remove the Switch back sensor from the Upper document sub chute ASSY 5 Disconnect the Connector from the Switch back sensor Fig 5 132 2 3 5 4 Actuator switch back Document rear actuator Switch back spring Switch back sensor Upper document sub chute ASSY Connector Stopper Hooks Hook ...

Page 375: ... rear actuator Switch back spring from the Document rear actuator 3 Release the Hooks of the Document rear sensor and remove the Document rear sensor from the Upper document sub chute ASSY 4 Disconnect the Connector from the Document rear sensor Fig 5 133 1 3 4 2 Document rear actuator Document rear actuator Switch back spring Document rear sensor Connector Upper document sub chute ASSY Stopper Ho...

Page 376: ...he ADF chute ASSY 3 Release the two Stoppers of the LF2 film from the back side of the Upper document sub chute and remove the LF2 film from the Upper document sub chute two locations Fig 5 134 2 3 3 Taptite cup B M3x10 LF2 films LF2 film Upper document sub chute Upper document sub chute Back side view Taptite cup B M3x10 Hooks ADF chute ASSY Stopper ...

Page 377: ...n flap 3 Release the Hook and remove the ADF cover open sensor holder from the ADF chute ASSY Fig 5 135 4 Remove the ADF cover open sensor arm from the ADF cover open sensor holder Fig 5 136 ADF cover open sensor holder Hook ADF chute ASSY Ejection flap 2 2 ADF cover open sensor holder ADF cover open sensor arm ...

Page 378: ... ADF chute ASSY and then remove the Document exit roller ASSY from the ADF chute ASSY Fig 5 137 Fig 5 138 Assembling Note When assembling the Document exit roller ASSY assemble the Conductive bushing N5 with aligning the Boss of the Conductive bushing N5 with the notch on the ADF chute ASSY 1 2 Document exit roller ASSY ADF chute ASSY Collar 5 Bushing 5 Conductive bushing N5 Boss ADF chute ASSY Co...

Page 379: ...ve bushing N from the ADF chute ASSY and remove the LF roller 3 ASSY from the ADF chute ASSY Fig 5 139 Fig 5 140 Assembling Note When assembling the Switch back roller ASSY assemble the Conductive bushing N with aligning the Boss of the Conductive bushing N with the notch on the ADF chute ASSY 1 2 3 Taptite cup B M3x10 ADF chute ASSY LF roller gear 27N2 Hook Switch back roller ASSY Bushing 6 Gear ...

Page 380: ...d the Conductive bushing N from the Switch back roller ASSY Fig 5 141 Fig 5 142 Assembling Note When assembling the LF roller 3 ASSY assemble the Conductive bushing N with aligning the Boss of the Conductive bushing N with the notch on the ADF chute ASSY 1 1 2 2 LF roller gear 27N Switch back roller ASSY Conductive bushing N Collar 5 Hook Document frame calking ASSY DX Hook Shaft Boss ADF chute AS...

Page 381: ... and pull up the Exit chute Fig 5 143 4 Release the Hooks of the Bushing F6 to remove the Bushing F6 5 Remove the LF roller 3 ASSY from the ADF chute ASSY Fig 5 144 Exit chute Taptite bind B M4x10 4 5 LF roller 3 ASSY Bushing F6 Bushing F6 Hooks ADF chute ASSY ...

Page 382: ...e correct position Identify each roller by color of the rollers Fig 5 145 It is recommended to mark each of the roller ASSYs when disassembling them Failure to assemble each roller ASSY onto the correct position may cause paper jam or stretching image LF roller 1 ASSY Black LF roller 2 ASSY Green Exit roller 3 ASSY Dark Gray Switch back roller ASSY Light Gray ...

Page 383: ...5 130 Confidential 9 9 Panel Cover ASSY CCD model 9 9 1 Panel Cover ASSY 1 Remove the Panel cover ASSY Fig 5 146 Note In the case of the CIS model refer to 9 9 2 Panel Cover ASSY Hooks Panel cover ASSY ...

Page 384: ...5 131 Confidential CIS model 9 9 2 Panel Cover ASSY 1 Remove the Panel cover ASSY Fig 5 147 Note In the case of the CCD model refer to 9 9 1 Panel Cover ASSY Hooks Hooks Hooks Panel cover ASSY ...

Page 385: ...FC cable from the Main PCB Fig 5 148 Note In the case of the CIS model refer to 9 10 9 Scanner Unit Note After disconnecting flat cable s check that each cable is not damaged at its end or short circuited When connecting flat cable s do not insert them at an angle After insertion check that the cables are not at an angle Driver PCB Driver PCB Scanner motor harness Main PCB Main PCB FFC cable Home ...

Page 386: ...over ASSY 1 Remove the six cup B M4x12 Taptite screws 2 Remove the Top cover ASSY from the Scanner base ASSY Fig 5 150 Note Be sure not to open the Top cover ASSY in a dusty place 3a 3b Scanner unit Taptite cup B M4x20 Taptite cup B M4x20 Hook Hook Taptite cup B M4x12 Taptite cup B M4x12 Top cover ASSY Scanner base ASSY Taptite cup B M4x12 Taptite cup B M4x12 ...

Page 387: ...ever ASSY Fig 5 151 9 10 4 CCD Module 1 Push the Pulley ASSY to the direction of the arrow 1a and remove the Belt Fig 5 152 Assembling Note After moving the Lock lever ASSY to A direction assemble B of the Lock lever B that is to the direction of the top cover rib in touch Taptite B M3x6 Taptite B M3x6 Lock lever ASSY Lock lever ASSY Lock lever B Lock lever B A B Belt 1a 1b Pulley ASSY ...

Page 388: ... which is attached between the FFC cable and CCD module and disconnect the FFC cable from the CCD module Fig 5 154 Note After disconnecting flat cable s check that each cable is not damaged at its end or short circuited When connecting flat cable s do not insert them at an angle After insertion check that the cables are not at an angle 2b 2a Guide shaft CCD Module Scanner base Belt support rubber ...

Page 389: ...Cable ASSY 1 Release the Hooks and remove the FFC plate Fig 5 155 2 Remove the Shield sponge and FFC cable ASSY 3 Remove the Flat core from the FFC cable ASSY Fig 5 156 Hook Hook FFC plate 2 3 Shield sponge Flat core FFC cable ASSY ...

Page 390: ...Remove the four pan B M3x8 Taptite screws and then remove the Drive plate ASSY Fig 5 157 3 Remove the two Screws pan S P washer M3x6 and then remove the Scanner motor FB Fig 5 158 Taptite cup S M3x6 Taptite B M3x8 Drive plate ASSY Taptite B M3x8 FB FG harness Drive plate ASSY Screw pan S P washer M3X6 Scanner motor FB ...

Page 391: ... Fig 5 159 9 10 8 Home Position Sensor 1 Release the Hooks and remove the Home position sensor 2 Disconnect the Connector of the Home position sensor harness from the Home position sensor Fig 5 160 Pulley ASSY Pulley spring 1 2 Back side Taptite B M3x6 2 1 Connector Home position sensor harness Home position sensor Hook Hook Back side ...

Page 392: ...n the case of the CCD model refer to 9 10 1 Scanner Unit ASSY to 9 10 8 Home Position Sensor Note After disconnecting flat cable s check that each cable is not damaged at its end or short circuited When connecting flat cable s do not insert them at an angle After insertion check that the cables are not at an angle Driver PCB Driver PCB Scanner motor harness FFC FB FG harness Panel PCB harness Home...

Page 393: ...5 140 Confidential 4 Open the Scanner unit and then release the Hook of the Pull arms L and R from the joint of the Scanner unit Fig 5 162 Scanner unit Hook Pull arm L Hook Pull arm R ...

Page 394: ...guide Fig 5 163 Assembling Note When assembling the Pull arm springs Left and Right be sure to assemble each of the Pull arm spring correctly Left is shorter and thicker and Right is longer and thinner See Fig 5 163 Hook Pull arm L Pull arm spring L Hook Pull arm R Pull arm guide Pull arm spring R ...

Page 395: ...5 142 Confidential 6 Remove the Scanner unit from the Joint cover ASSY by lifting upwards Fig 5 164 Scanner unit Joint cover ASSY ...

Page 396: ...del 9 11 1 Panel Unit 1 Disconnect the connector of the Panel PCB harness from the Main PCB Fig 5 165 Note In the case of the CIS model refer to 9 11 5 Panel Unit to 9 11 9 Scanner Dress Cover L R Main PCB Left side Main PCB Panel PCB harness ...

Page 397: ... Confidential 2 Remove the four cup B M4x12 Taptite screw 3 Remove the Tape fixing the Panel PCB harness 4 Remove the Panel Unit Fig 5 166 Tape Pins Panel unit Panel PCB harness Back side Taptite cup B M4x12 ...

Page 398: ...ector of the Panel PCB harness from the Panel unit 2 Remove the four cup B M3x10 Taptite screws release the two Hooks and remove the Panel bottom cover Fig 5 167 Hook Hook Panel unit Panel PCB harness Taptite cup B M3x10 Panel bottom cover Taptite cup B M3x10 1 2 ...

Page 399: ...SY to the direction of the arrow 5a and remove the Panel PCB ASSY Fig 5 169 Note After disconnecting flat cable s check that each cable is not damaged at its end or short circuited When connecting flat cable s do not insert them at an angle After insertion check that the cables are not at an angle Backlight module harness Panel PCB ASSY Panel PCB ASSY Lock LCD cable LCD cable Panel PCB ASSY Panel ...

Page 400: ...5 147 Confidential 9 11 3 Printed Rubber Key 1 Remove the Printed rubber key Fig 5 170 Printed rubber key Panel cover ...

Page 401: ...over 2 Release the Hooks on the Panel cover to the direction of the arrow and remove the LCD cover from the Panel cover 3 Remove the LCD ASSY Fig 5 171 4 Remove the LCD from the Backlight module Fig 5 172 2a 2a 2b 2c 2a 2a Hooks Hooks Panel cover LCD ASSY LCD cover Panel insulation sheet LCD Backlight module ...

Page 402: ... 11 5 Panel Unit 1 Remove the four cup B M3x10 Taptite screws and lift up the Panel unit Fig 5 173 Note In the case of the CCD model refer to 9 11 1 Panel Unit to 9 11 4 LCD Cover Backlight Module LCD Taptite cup B M3x10 Panel unit ...

Page 403: ...5 150 Confidential 2 Disconnect the Connector from the Panel PCB ASSY and remove the Panel unit Fig 5 174 Panel PCB ASSY Panel unit Connector ...

Page 404: ... Panel PCB ASSY 3 Release the Hooks of the LCD holder and remove the Back light PCB ASSY from the LCD holder 4 Unlock the Connector of the back side of the Back light PCB ASSY to disconnect the LCD harness Fig 5 175 Panel PCB ASSY Back light PCB ASSY FFC LCD harness LCD harness FFC Lock 2 2 2 2 2 2 2 2 3 3 4 4 Panel unit LCD holder Hook Hook ...

Page 405: ... the Panel unit and remove the Panel PCB ASSY from the Panel unit 2 Remove the Rubber key R C L from the Panel unit 3 Remove the Panel insulation sheet from the Panel unit Fig 5 176 Panel PCB ASSY Rubber key R Panel unit Hooks Hooks Rubber key C Rubber key L Panel insulation sheet ...

Page 406: ...8 LCD Holder Panel Light Guide 1 Release the Hooks of the LCD holder and remove the LCD holder from the Panel unit 2 Remove the Panel light guide from the Panel unit Fig 5 177 Panel light guide LCD holder Hook Hook Panel unit ...

Page 407: ...ial 3 Turn the LCD holder upside down Release the Hooks of the LCD holder and remove the LCD from the LCD holder 4 Remove the Back light film from the LCD holder Fig 5 178 4 3 LCD holder Hook Hook Back light film LCD ...

Page 408: ...Scanner Dress Cover L R 1 Remove the two bind B M4x12 Taptite screws and remove the Scanner dress cover L R from the Scanner base ASSY Fig 5 179 Scanner dress cover L Scanner base ASSY Scanner dress cover R Taptite bind B M4x12 ...

Page 409: ...For the models with the NCU only CCD model 9 12 1 NCU PCB ASSY 1 Disconnect the connector of the NCU harness from the Main PCB Fig 5 180 Note In the case of the CIS model refer to 9 12 2 NCU PCB ASSY NCU harness Main PCB Main PCB Left side ...

Page 410: ...the NCU unit Fig 5 181 4 Remove the Screw pan S P washer M3 5x6 screw and then remove the NCU shield cover 5 Disconnect the connector of the NCU harness Fig 5 182 NCU unit Taptite bind B M4x12 Taptite bind B M4x12 Screw pan S P washer M3 5X6 SR NCU FG harness ASSY Back side NCU shield cover Screw pan S P washer M3 5X6 NCU harness NCU PCB ASSY NCU shield plate ...

Page 411: ...5 158 Confidential 6 Remove the two cup S M3x6 SR Taptite screws and then remove the NCU PCB ASSY Fig 5 183 Taptite cup S M3x6 SR Taptite cup S M3x6 SR NCU PCB ASSY NCU shield plate ...

Page 412: ...ential CIS model 9 12 2 NCU PCB ASSY 1 Disconnect the Connector of the NCU harness from the Main PCB Fig 5 184 Note In the case of the CCD model refer to 9 12 1 NCU PCB ASSY Main PCB Main PCB NCU harness Left side ...

Page 413: ...5 160 Confidential 2 Remove the four bind B M4x12 Taptite screws and remove the NCU cover from the Joint cover ASSY Fig 5 185 Taptite bind B M4x12 Taptite bind B M4x12 NCU cover Joint cover ASSY ...

Page 414: ...sher M3 5x6 and remove the NCU FG harness ASSY 4 Remove the two bind B M4x12 Taptite screws and remove the NCU shield from the Joint cover ASSY Fig 5 186 Screw pan S P washer M3 5x6 Taptite bind B M4x12 NCU shield Joint cover ASSY NCU FG harness ASSY ...

Page 415: ... S M3x6SR Taptite screws and remove the NCU PCB ASSY from the NCU shield 6 Disconnect the Connector of the NCU harness ASSY from the NCU PCB ASSY Fig 5 187 Taptite cup S M3x6 SR Taptite cup S M3x6 SR NCU PCB ASSY NCU harness ASSY NCU shield ...

Page 416: ...the Speaker harness from the Main PCB Fig 5 188 2 Remove the bind B M4x12 Taptite screw 3 Remove the Speaker hold spring and Speaker ASSY Fig 5 189 Note In the case of the CIS model refer to 9 13 2 Speaker ASSY Speaker harness Main PCB Main PCB Speaker ASSY Speaker hold spring Taptite bind B M4x12 ...

Page 417: ...Fig 5 190 2 Release the Hook of the Speaker hold spring and remove the Speaker hold spring and the Speaker unit from the Joint cover ASSY Fig 5 191 Note In the case of the CCD model refer to 9 13 1 Speaker ASSY Main PCB Main PCB Speaker harness Left side 2b 2c 2a Speaker hold spring Speaker unit Joint cover ASSY Hook ...

Page 418: ...14 Driver PCB CCD model 9 14 1 Driver PCB 1 Disconnect the connector of the Driver harness from the Main PCB Fig 5 192 Note In the case of the CIS model refer to 9 14 2 Driver PCB Driver PCB Driver harness Main PCB Main PCB ...

Page 419: ...tite screws 3 Remove the Driver PCB shield and Driver PCB from the Joint cover ASSY 4 Disconnect the connector of the Driver harness from the Driver PCB Fig 5 193 Joint cover ASSY Driver PCB Driver PCB shield Taptite cup B M3x8 Taptite cup S M3x6 SR Taptite cup B M3x8 Driver harness ...

Page 420: ... S M3x6SR Taptite screws and remove the Driver PCB from the Driver PCB holder 3 Disconnect the Connector of the Driver harness from the Driver PCB Fig 5 195 Note In the case of the CCD model refer to 9 14 1 Driver PCB Driver PCB Driver harness Main PCB Main PCB Left side Taptite cup S M3x6SR Driver PCB Driver PCB holder Left side Driver harness ...

Page 421: ...PCB ASSY CCD model 1 Disconnect the connector of the USB HOST harness ASSY from the Main PCB Fig 5 196 Note In the case of the USB HOST PCB ASSY of the CIS model refer to 9 18 5 USB Host PCB ASSY Main PCB USB HOST harness ASSY Main PCB ...

Page 422: ... bind B M4x12 Taptite screw and remove the USB PCB holder from the Joint cover ASSY Fig 5 197 5 Remove the cup S M3x6 SR Taptite screw and remove the USB HOST PCB ASSY from the USB PCB holder Fig 5 198 Joint cover ASSY USB HOST FG harness USB HOST harness ASSY USB PCB holder USB HOST PCB ASSY Taptite bind B M4x12 Taptite bind B M4x12 USB HOST PCB ASSY USB PCB holder Taptite cup S M3x6 SR ...

Page 423: ...de Cover R 1 Remove the two bind B M4x12 Taptite screws and then remove the Side cover R by following the direction from 1a to 1d Fig 5 199 1d 1c 1b 1a Taptite bind B M4x12 Taptite cup S M3x6 Hook Hooks Hooks Hooks Side cover R ...

Page 424: ...isassemble or recharge the battery Never dispose of the battery in fire WARNING There is a danger of explosion if the battery is incorrectly replaced When replacing the battery use the spare part authorized by Brother Industries Batteries used should be disposed of in accordance with the local codes and regulations GEFAHR Die Batterie niemals zerlegen oder wieder aufladen Die Batterie niemals durc...

Page 425: ...in PCB Fig 5 201 Note In the case of the CCD model refer to 9 17 1 Battery DANGER Never disassemble or recharge the battery Never dispose of the battery in fire WARNING There is a danger of explosion if the battery is incorrectly replaced When replacing the battery use the spare part authorized by Brother Industries Batteries used should be disposed of in accordance with the local codes and regula...

Page 426: ... 173 Confidential GEFAHR Die Batterie niemals zerlegen oder wieder aufladen Die Batterie niemals durch Verbrennen entsorgen WARNUNG Wenn die Batterie inkorrekt ausgewechselt wird besteht Explosionsgefahr ...

Page 427: ...Release all Hooks of the Joint cover and lift up the front side of the Joint cover ASSY 3 Pull out the Joint cover ASSY s Bosses to the front side Fig 5 202 Note In the case of the CIS model refer to 9 18 2 Joint Cover ASSY 3 Front side 2 Hook Joint cover ASSY Taptite bind B M4x12 Taptite bind B M4x12 Taptite bind B M4x12 Hook Hook Hook Hook Bosses ...

Page 428: ...er ASSY 3 Release all Hooks of the Joint cover and lift up the front side of the Joint cover ASSY 4 Pull out the Joint cover ASSY s Bosses to the front side Fig 5 204 Note In the case of the CCD model refer to 9 18 1 Joint Cover ASSY Main PCB Main PCB USB HOST harness ASSY Left side 4 Taptite bind B M4x12 Taptite bind B M4x12 Taptite bind B M4x12 Front side Bosses Hooks Hooks Hooks Joint cover ASS...

Page 429: ...5 176 Confidential 9 18 3 Pull Arm Guide 1 Remove the two Lock claws and remove the two Pull arm guides from the Joint cover ASSY Fig 5 205 Pull arm guide Lock claw Pull arm guide Lock claw ...

Page 430: ... cover FL FR Fig 5 206 Fig 5 207 Assembling Note When assembling the Joint cover FL Check that there is the USB PCB holder at between the Joint cover and the Driver PCB holder as shown in the figure below Driver PCB holder Taptite bind B M4x12 Joint cover FR Joint cover FL Joint cover Driver PCB holder Joint cover USB PCB holder Joint cover FL ...

Page 431: ...cover FL Fig 5 208 2 Disconnect the Connector of the USB host harness from the USB HOST PCB ASSY 3 Remove the cup S M3x6 SR Taptite screw and remove the USB HOST PCB ASSY from the USB PCB holder Fig 5 209 Taptite cup B M3x10 USB PCB holder Joint cover FL 2 3 Taptite cup S M3x6 SR USB HOST harness ASSY USB HOST PCB ASSY USB PCB holder ...

Page 432: ...ch roller springs from the Inner chute 3 Remove the two Corrugation pinch rollers L and two Corrugation pinch rollers R from the four Pinch roller holders Fig 5 210 1 2 3 Taptite bind B M4x12 Taptite bind B M4x12 Inner chute Joint cover ASSY Pinch roller spring Pinch roller holder Corrugation pinch rollers L Corrugation pinch rollers R Corrugation pinch rollers L Corrugation pinch rollers R ...

Page 433: ...5 180 Confidential 9 18 7 Paper Stack Lever 1 Remove the Pin and remove the Paper stack lever from the Joint cover ASSY Fig 5 211 Paper stack lever Joint cover ASSY ...

Page 434: ...y DX solenoid connector For the models with the DX only LT connector FAN connector HVPS PCB Flat cable Thermistor connector Main motor Flat cable LVPS PCB connector Polygon motor Flat cable Wireless LAN PCB harness For the model with the Wireless LAN only LD harness Flat cable Ferrite core Relay rear Flat cable Relay front Flat cable DX solenoid connector For the models with the DX only LT connect...

Page 435: ...cup S M3x6 SR Taptite screws and two Screw pan M3x6 to remove the Main PCB Fig 5 213 Note There are procedures for disassembling Frame L after this procedure 9 42 FRAME L ASSY 2a 2b Main PCB Taptite cup S M3x6 SR FG harness Screw pan M3x6 ...

Page 436: ...the Frame L is at the top 2 Remove the eight bind B M4x12 Taptite screws and one cup S M3x6 taptite screw 3 Remove the Gear plate calking ASSY from the Frame L Fig 5 214 Note Be careful not to drop the gear Taptite bind B M4x12 Taptite bind B M4x12 Taptite cup S M3x6 Under FG wire Gear plate calking ASSY Frame L ...

Page 437: ... and then remove the Main motor ASSY Fig 5 215 5 Remove the Develop joint from the Gear plate calking ASSY Fig 5 216 Taptite cup S M3x6 Ferrite core Main motor ASSY Gear plate calking ASSY Taptite cup S M3x6 Taptite cup S M3x6 Develop joint Gear plate calking ASSY ...

Page 438: ... Main Shield Plate ASSY 1 Remove the Insulation sheet 2 Pull out the Flat cable from the Ferrite core 3 Remove the Main PCB sheet Fig 5 217 Insulation sheet Relay front PCB ASSY Flat cable Ferrite core Frame L Main PCB sheet ...

Page 439: ...18 Assembling Note When assembling the Plate ensure to set the Plate under the base plate LV When assembling the Plate secure the screw at the Frame L side first then the screw at the base plate LV side Taptite bind B M4x12 Taptite bind B M4x12 Frame L Plate Plate Base plate LV Pin Pin Bottom side ...

Page 440: ...ve the Main shield plate ASSY Fig 5 219 Fig 5 220 Assembling Note Hang the Tip of the Switch arm spring of the Main shield plate on the Eject gear 28 sector Taptite bind B M4x12 Main shield plate ASSY Taptite bind B M4x12 Taptite cup S M3x6 Frame L Main Shield Plate ASSY Eject gear 28 sector Switch arm spring ...

Page 441: ...5 188 Confidential 9 22 Relay Rear PCB ASSY LT Connector 1 Remove the Relay rear PCB ASSY Include the DX sensor Fig 5 221 Hooks Hooks Hook Relay rear PCB ASSY Frame L DX sensor ...

Page 442: ...ct the LT connector while pressing the Hook inwards Fig 5 222 Fig 5 223 Assembling Note When assembling the LT connector ensure that its direction is correct referring to the figure below Connector harness Frame L Hook LT connector Hook Frame L LT connector Boss ...

Page 443: ... ASSY 2 Disconnect the five connectors from the Relay front PCB ASSY Fig 5 224 Fig 5 225 Pin Pin Hook Hook Frame L Relay front PCB ASSY T1 solenoid connector Register solenoid connector MP solenoid connector Relay front PCB ASSY Front cover sensor Toner sensor PCB connector ...

Page 444: ...MP solenoid ASSY and remove them from the guide part of the Frame L 3 Turn the Drive release link to the direction of the arrow 3 until the groove of the Drive release link is aligned with the boss of the Frame L 4 Remove the Drive release cam Fig 5 226 Drive release cam Drive release link Frame L Guide Boss MP solenoid ASSY Taptite bind B M3x10 MP solenoid lever 2a 2b 4 3 3 2a 2b 4 3 3 ...

Page 445: ...1 Remove the cup B M3x8 Taptite screw and then remove the Spring Fig 5 227 Fig 5 228 Assembling Note When assembling the Spring ensure that its direction is correct referring to the figure below Frame L Taptite cup B M3x8 Spring Frame L Spring ...

Page 446: ...ig 5 229 9 26 T1 Solenoid ASSY 1 Remove the bind B M3x10 Taptite screw 2 Remove the T1 solenoid ASSY and the Solenoid release spring Fig 5 230 MP solenoid ASSY Solenoid release spring P R MP solenoid lever Frame L Taptite bind B M3x10 Solenoid release spring T1 solenoid ASSY T1 solenoid lever Frame L ...

Page 447: ... Sensor PCB ASSY 1 Remove the Toner sensor PCB ASSY from the Frame L Fig 5 231 2 Remove the PT sensor holder from the Toner sensor PCB ASSY Fig 5 232 Frame L Toner sensor PCB ASSY Hooks PT sensor holder Hooks Toner sensor PCB ASSY ...

Page 448: ... spring Fig 5 233 9 29 Ejector Solenoid ASSY 1 Remove the bind B M3x10 Taptite screw 2 Remove the Ejector solenoid and the Solenoid release spring Fig 5 234 Solenoid release spring Taptite bind B M3x10 Register solenoid ASSY Frame L Register solenoid lever Taptite bind B M3x10 Ejector solenoid Ejector solenoid lever Solenoid release spring Frame L ...

Page 449: ...move the New toner actuator and the New toner actuator spring Fig 5 236 Fig 5 237 Assembling Note When assembling the New toner actuator spring ensure that its direction is correct referring to the figure below Frame L Front cover sensor ASSY Hooks Frame L New toner actuator spring New toner actuator Taptite cup B M2x6 Hook New toner actuator spring New toner actuator Hook Hook ...

Page 450: ...5 197 Confidential 9 32 Gear 17 20 23 1 Remove the Gear 23 Fig 5 238 2 Remove the Gear 20 Fig 5 239 Frame L Hook Gear 23 Frame L Gear 20 Hook ...

Page 451: ...5 198 Confidential 3 Remove the Gear 17 black Fig 5 240 4 Remove the Gear 17 white Fig 5 241 Frame L Gear 17 black Hook Frame L Gear 17 white Hook ...

Page 452: ...5 199 Confidential 9 33 Thermistor ASSY 1 Remove the Thermistor ASSY from the Frame L Fig 5 242 Frame L Thermistor ASSY ...

Page 453: ...pressing the Hook to the direction of 1a and remove the Sub duct from the Air duct Fig 5 243 2 Remove the Filter from the Air duct Fig 5 244 Note The filter is dirt Be careful when disassembling or assembling it 1a 1b 1c Air duct Filter Hook Hooks Sub duct Back side Air duct Filter ...

Page 454: ... the Protective film from the Flat cable 4 Pull out the two Flat cables from the Core 5 Remove the Laser unit Fig 5 246 Note Be careful not to lose the Protective film attached on the flat cable Do not touch the Laser scanner window directly Assembling Note Before assembling the Laser unit make sure put on the Core Hook Hook Hook Hook Hook Laser unit Air duct 1b 1a Taptite cup S M3x6 Core Protecti...

Page 455: ...he Base plate LV to remove the LVPS PCB unit terminal Fig 5 247 Assembling Note When assembling the Base plate LV Direct the cable side of the LVPS PCB unit terminal to the backward Fig 5 247 To the direction of an arrow of the enlarged illustration and align parallel the LVPS PCB unit terminal with the side of the Base plate LV LVPS PCB unit terminal Screw pan S P washer M3 5x6SR Screw pan S P wa...

Page 456: ... 6 Remove the bind B M4x12 Taptite screw and then remove the SW holder ASSY 7 Float the Fan motor 60 unit LV from the Frame R Fig 5 249 Note Do not remove the Fan motor 60 unit LV at the above step LV insulation sheet Taptite bind B M4x12 Frame R Fan motor 60 unit LV Right side Taptite bind B M4x12 SW holder ASSY ...

Page 457: ...y switch to the direction of 10a and pull the wire out of the groove on the SW holder Fig 5 251 Assembling Note When assembling the power supply switch onto the SW holder give attention to the direction of the switch Align the I of the power supply switch with the I of the SW holder to attach the power supply switch Safety louver Frame R Taptite bind B M3x10 Inlet harness ASSY Power supply switch ...

Page 458: ...rness of the fuser unit and power supply harness 12 Put each harness through the space where the fan 60 unit LV is assembled and remove the LVPS PCB unit 13 Remove the harness from the LVPS PCB unit Fig 5 252 11 12 LVPS PCB unit Harness ...

Page 459: ...4x12 Taptite screws and then remove the Base plate HV Fig 5 253 2 Remove the bind B M4x12 Taptite screw and then remove the HV insulation sheet Fig 5 254 Taptite bind B M4x12 Taptite bind B M4x12 Front side Base plate HV Pin Pin Taptite bind B M4x12 HV insulation sheet Pin Pin ...

Page 460: ...remove the High voltage PS PCB ASSY 4 Disconnect the three connectors from the High voltage PS PCB ASSY Fig 5 255 Fig 5 256 High voltage PS PCB ASSY Taptite bind B M4x12 Pins High voltage PS PCB ASSY PE EG sensor connector MP PE sensor connector Toner LED PCB connector ...

Page 461: ...s LAN model 1 Disconnect the connector of the Wireless LAN PCB harness from the Wireless LAN PCB PCB T60H989 ASSY 04 2 Remove the Wireless LAN PCB PCB T60H989 ASSY 04 from the Frame R Fig 5 257 Frame R Hooks Wireless LAN PCB harness Wireless LAN PCB PCB T60H989 ASSY 04 ...

Page 462: ...ing Note Hang the Hook of the Regist ground spring on the Pinch spring and hang the ring part of the Regist ground spring on the Pin and secure the end part and the Toner LED PCB unit ASSY to the Frame R with the screw Regist ground spring Taptite pan B M3x8 Toner LED PCB unit ASSY Hook Pins Frame R Right side Taptite pan B M3x8 Toner LED PCB unit ASSY Pinch spring Hook Pin Regist ground spring Fr...

Page 463: ...two Hooks to remove the LED holder from the Toner LED PCB Fig 5 260 9 40 Fan Motor 60 Unit 1 Remove the Fan motor 60 unit from the Frame R Fig 5 261 Hook Hook Toner LED PCB unit ASSY LED holder Fan motor 60 unit LV connector Fan motor 60 unit connector Right side Fan motor 60 unit Frame R ...

Page 464: ...5 211 Confidential 9 41 Fan Motor 60 Unit LV 1 Remove the Fan motor 60 unit LV from the Frame R Fig 5 262 Frame R Fan motor 60 unit LV ...

Page 465: ...heet 2 Pull out the flat cable from the Ferrite core 3 Remove the Main PCB sheet Fig 5 263 Note The procedure for disassembling the Frame L after 9 19 Main PCB is described below Insulation sheet Relay front PCB ASSY Flat cable Ferrite core Frame L Main PCB sheet ...

Page 466: ...te screws and then remove the Plate Fig 5 264 5 Remove the Gear 23 Gear 17 white Gear 17 black and Gear 20 Fig 5 265 Taptite bind B M4x12 Taptite bind B M4x12 Frame L Plate Plate Base plate LV Pin Pin Bottom side Gear 17 Black Gear 20 Gear 17 White Gear 23 ...

Page 467: ...ntial 6 Remove the six bind B M4x12 Taptite screws and the three cup S M3x6 Taptite screws 7 Remove the Frame L Fig 5 266 Taptite bind B M4x12 Taptite bind B M4x12 Taptite cup S M3x6 Under bar Under bar Frame L ASSY ...

Page 468: ... Remove the two bind B M3x8 Taptite screws 3 Lift up the back side of the MP feed frame and pull up the MP feed frame to remove Fig 5 268 Binder Paper feed frame Cut MP PE sensor connector PE EG sensor connector Hook Hook Paper feed frame Taptite bind B M3x8 MP feed frame 3b 3a Taptite bind B M3x8 ...

Page 469: ...dential 4 Open the MP feed frame cover Fig 5 269 5 Release the Hook to remove the Holder bearing MP from the MP feed frame Fig 5 270 MP feed frame cover MP feed frame Hook Holder bearing MP MP feed frame 5c 5b 5a ...

Page 470: ...e Fig 5 271 7 Turn the MP feed frame upside down 8 Slide the PE actuator MP B2 to the direction of 8b while pressing the Hook to the direction of 8a and pull it up to remove Fig 5 272 Pin Lift arm MP MP roller holder ASSY MP feed frame 6a 6b PE actuator MP B2 Hook MP feed frame PE actuator MP 8b 8c 8a ...

Page 471: ...tor MP to the direction of 9a and pull it up to remove Fig 5 273 10 Remove the bind B M3x8 Taptite screw and then remove the MP PE sensor ASSY Fig 5 274 MP feed frame PE actuator MP 9b 9a MP PE sensor ASSY Taptite bind B M3x8 MP feed frame ...

Page 472: ...ation pad ASSY MP to the direction of the arrow 11a and put it up to the direction 11b to remove Fig 5 275 12 Remove the MP separation spring from the MP feed frame Fig 5 276 MP feed frame Separation pad ASSY MP 11b 11a MP feed frame MP separation spring ...

Page 473: ...5 220 Confidential Fig 5 277 Assembling Note When assembling the MP separation spring ensure that its direction is correct referring to the figure below Bosses MP separation spring ...

Page 474: ...over to remove Fig 5 278 3 Slide the Regist actuator rear to the direction of 3b while pressing the Hook to the direction of 3a and pull up the Regist actuator rear to remove Then remove the Regist actuator spring from the Regist actuator rear Fig 5 279 Hook A Paper feed frame Actuator cover Hook B Hook Regist actuator rear Paper feed frame 3b 3a 3c 3d Regist actuator spring ...

Page 475: ...22 Confidential Fig 5 280 Assembling Note When assembling the Regist actuator spring ensure that its direction is correct referring to the figure below Hook Regist actuator spring Hook Regist actuator rear ...

Page 476: ... the Regist actuator front to remove Then remove the Regist actuator spring from the Regist actuator front Fig 5 281 Fig 5 282 Assembling Note When assembling the Regist actuator spring ensure that its direction is correct referring to the figure below Hook Paper feed frame Regist actuator front 1d 1c 1b 1a Regist actuator spring Hook Regist actuator spring Hook Regist actuator front ...

Page 477: ...lder ASSY to the direction of 2a Then lift up the gear side of the Roller holder ASSY to the direction of 2b and pull it out to the direction of 2c to remove Fig 5 284 Assembling Note When assembling the roller holder ASSY align the section A on the shaft of the roller holder ASSY with the hole on the paper feed frame Roller holder ASSY 1a 1b Lift arm Pin Paper feed frame Roller holder ASSY A 2b 2...

Page 478: ...ator Edge Actuator Spring 1 Remove the Edge actuator spring Fig 5 285 2 Release the hook and remove the Separation R shaft bearing Fig 5 286 Hooks Edge actuator Edge actuator spring Paper feed frame Hook Paper feed frame Separation R shaft bearing ...

Page 479: ...idential 3 Pull out the Separation roller drive shaft to the direction of the arrow and remove the Edge actuator and PE actuator Fig 5 287 PE actuator Edge actuator Separation roller drive shaft Paper feed frame ...

Page 480: ...tial 9 48 PE EG Sensor ASSY 1 Remove the three bind B M4x12 Taptite screws and remove the MP feed frame Fig 5 288 Paper feed frame Frame R MP feed frame Taptite bind B M4x12 Taptite bind B M4x12 Taptite bind B M4x12 ...

Page 481: ...5 228 Confidential 2 Remove the bind B M3x8 Taptite screw and then remove the PE EG sensor ASSY Fig 5 289 Paper feed frame Taptite bind B M3x8 PE EG sensor ASSY ...

Page 482: ... 1 Pull out the Paper tray from the LT 5300 Fig 5 290 2 Pull up the back side of the Separation pad ASSY 3 Push the Hooks provided on both sides of the Separation pad ASSY inwards 4 Pull up the Separation pad ASSY Fig 5 291 Paper tray Paper tray Hook Hooks Hook Separation pad ASSY 3 3 4 2 ...

Page 483: ...0 Confidential 5 Remove the Separation pad spring Fig 5 292 6 Remove the Lift gear 46 Fig 5 293 Paper tray Separation pad spring Paper tray Plate up plate Plate up plate Hook Hook Lift gear 46 Lift gear 46 ...

Page 484: ...5 231 Confidential 7 Remove the Gear 21 16 Fig 5 294 8 Remove the Gear 15 Fig 5 295 Paper tray Gear 21 16 Paper tray Gear 15 ...

Page 485: ...nd B M4x12 Taptite screws 2 Remove the LT front cover ASSY Fig 5 296 3 Remove the LT front paper guide from the LT front cover ASSY while pulling the two hooks inwards Fig 5 297 Taptite bind B M4x12 LT front cover ASSY LT front cover ASSY Hooks LT front paper guide ...

Page 486: ...5 233 Confidential 10 3 LT Rear Cover 1 Remove the two cup S M3x6 Taptite SR screws 2 Remove the LT rear cover Fig 5 298 LT rear cover Taptite cup S M3x6 SR Back side ...

Page 487: ...ind B M4x12 Taptite screw 2 Remove the cup S M3x6 Taptite SR screw 3 Release the Hooks in the order of the arrows and remove the LT side cover L Fig 5 299 Hooks Left side Hooks Boss LT side cover L Taptite bind B M4x12 Taptite cup S M3x6 SR 3a 3b 3e 3d 3c ...

Page 488: ...e bind B M4x12 Taptite screw 2 Remove the cup S M3x6 Taptite SR screw 3 Release the Hooks in the order of the arrows and remove the LT side cover R Fig 5 300 Right side Hooks Boss LT side cover R Taptite bind B M4x12 Taptite cup S M3x6 SR 3d 3c 3e 3b 3a ...

Page 489: ...PCB ASSY 2 Remove the bind B M4x12 Taptite screw and then remove the LT PCB ASSY Fig 5 301 Left side Hook LT PCB ASSY LT frame L Taptite bind B M4x12 LT sensor PCB connector LT solenoid connector LT PCB ASSY LT sensor harness ASSY 1 connector LT sensor harness ASSY 2 connector ...

Page 490: ... while pressing the Hooks inwards Fig 5 302 10 8 Connector 54702 1219 1 Disconnect the LT sensor harness ASSY 2 from the Connector 54702 1219 2 Remove the Connector 54702 1219 from the LT frame L while pressing the Hooks inwards Fig 5 303 Hook Hook LT frame L LT sensor harness ASSY 1 Connector 55533 1219 Hook Hook LT frame L LT sensor harness ASSY 2 Connector 54702 1219 ...

Page 491: ...is at the top 2 Release the Hook to remove the Gear 20 T1 roller drive from the LT frame L Fig 5 304 3 Remove the Retaining ring E4 4 Remove the Gear 24 LT from the LT frame L Fig 5 305 Left side Hook Gear 20 T1 roller drive LT frame L Retaining ring E4 Gear 24 LT LT frame L ...

Page 492: ...e Gear plate ground spring from the LT frame L Fig 5 306 2 Remove the cup S M3x6 Taptite SR screw and then remove the Feed roller ground plate Fig 5 307 Gear plate ground spring LT frame L Taptite cup S M3x6 SR LT frame L Feed roller ground plate ...

Page 493: ...e LT frame L Fig 5 308 Fig 5 309 Assembling Note When assembling the T2 sector gear spring LT ensure that its direction is correct referring to the figure below LT frame L T1 sector gear spring LT T1 sector gear T1 sector gear spring LT LT frame L LT drive unit Hook ...

Page 494: ...310 5 Remove the cup S M3x6 Taptite screw 6 Remove the four bind B M4x12 Taptite screws and then remove the LT drive unit Fig 5 311 Hooks LT drive unit Hooks LT solenoid harness LT solenoid ASSY Taptite bind B M4x12 Taptite bind B M4x12 Taptite cup S M3x6 LT drive unit LT frame L Ground wire top ...

Page 495: ...LT drive unit Fig 5 312 8 Remove the Collar 6 9 Remove the Clutch arm ASSY from the LT drive unit Fig 5 313 10 Remove the Collar 6 from the Clutch arm ASSY Fig 5 314 LT drive unit Clutch spring Clutch arm ASSY LT drive unit Collar 6 Clutch arm ASSY Collar 6 ...

Page 496: ...the LT solenoid ASSY Fig 5 315 10 12 Roller Holder ASSY 1 Push the Lift arm to the direction of the arrow 1a and pull out the pin of the Roller holder ASSY Then turn the Roller holder ASSY to the direction of the arrow 1b Fig 5 316 Solenoid release spring P R Taptite bind B M3x10 LT solenoid ASSY LT frame L Lift arm Pin Roller holder ASSY LT paper feed frame 1b 1a ...

Page 497: ...o the direction of the arrow 2c to remove Fig 5 317 10 13 Edge Actuator Spring 1 Remove the Edge actuator spring Fig 5 318 Assembling Note When assembling the roller holder ASSY align the section A on the shaft of the roller holder ASSY with the hole on the LT paper feed frame Roller holder ASSY A 2a 2b 2c LT paper feed frame Edge actuator spring Edge actuator Hooks LT paper feed frame ...

Page 498: ...ration R shaft bearing Fig 5 319 2 Pull out the Separation roller drive shaft to the direction of the arrow and remove the Edge actuator and PE actuator Fig 5 320 Separation R shaft bearing Hook LT paper feed frame Edge actuator Separation roller drive shaft PE actuator LT paper feed frame ...

Page 499: ...ptite SR screws and then remove the LT frame L Fig 5 321 3 Remove the two cup S M3x6 Taptite SR screws and then remove the LT paper feed frame Fig 5 322 Taptite cup S M3x6 SR Taptite cup S M3x6 SR Under bar Under bar LT frame L Taptite bind B M4x12 Taptite bind B M4x12 LT paper feed frame LT frame R Taptite cup S M3x6 SR ...

Page 500: ...te screws and then remove the LT front beam Fig 5 323 5 Remove the bind B M3x8 Taptite screw and then remove the LT sensor PCB ASSY Fig 5 324 Taptite cup B M3x12 LT front beam LT paper feed frame Taptite bind B M3x8 LT sensor PCB ASSY LT paper feed frame ...

Page 501: ...Confidential CHAPTER 6 ADJUSTMENTS AND UPDATING OF SETTINGS REQUIRED AFTER PARTS REPLACEMENT ...

Page 502: ...S REPLACEMENT This chapter details adjustments and updating of settings which are required if the main PCB and some other parts have been replaced CONTENTS 1 IF YOU REPLACE THE MAIN PCB 6 1 2 IF YOU REPLACE THE WIRELESS LAN PCB 6 12 3 IF YOU REPLACE THE DOCUMENT SCANNER UNIT 6 13 ...

Page 503: ...of Fans Maintenance Mode Code 78 Backup to the Main PCB of the Wireless LAN PCB Information WLAN model only What you need to prepare 1 Computer Windows XP 2000 Create a folder on the C drive for example ALe FIRMWARE 2 A USB flash memory drive 3 The Firmware Main Firmware Sub Firmware 4 The Maintenance Tool Mainte EXE Copy it into the folder that has been created on the C drive Extract the copied f...

Page 504: ...rmware and press the OK button 4 When Program Update Press Start appears on the LCD press the OK button to start The Program Updating Do not turn OFF message appears on the LCD with Status LED on while rewriting the firmware Do not turn off the machine 5 After completion of firmware rewriting the machine is rebooted and returns to the Ready state automatically 6 Press the or button to choose the M...

Page 505: ...witch of the machine is turned off Disconnect the USB cable that connects the machine with PC 2 Turn on your PC 3 Turn on the power switch of the machine 4 Press the Menu and Start buttons Next press the button four times to make the machine enter the maintenance mode Refer to 1 ENTRY INTO THE MAINTENANCE MODE in Chapter 7 5 Connect the machine to your PC using the USB cable The following window a...

Page 506: ...dential 6 The following screen appears indicating the detection of new hardware device by the system Select No not this time And click Next 7 Select Install the software automatically Recommended and click Next ...

Page 507: ...6 5 Confidential 8 Alert warning message of WHQL appears Click Continue Anyway to proceed ...

Page 508: ...en appears Click Finish to return 10 Repeat the steps from 7 to 9 three times and then complete its installation Note In order to check whether the printer driver is successfully installed click Start Settings and Printers and select the Printers window Then check that the Brother Maintenance USB Printer icon is shown ...

Page 509: ...k the FILEDG32 EXE to start The following screen appears 4 Drag the Sub firmware such as LZ2728_A upd and drop it onto the Brother Maintenance USB Printer icon in the screen above 5 Upon completion of rewriting the machine is rebooted and returns to the Ready state automatically 6 Follow the steps from 1 to 3 again 7 Drag the Main firmware such as LZ2726_C upd and drop it onto the Brother Maintena...

Page 510: ...de Code 13 Refer to 4 8 Operational Check of Control Panel PCB in Chapter 7 and perform the operational check of control panel PCB Operational Check of Sensors Maintenance Mode Code 32 Refer to 4 10 Sensor Operational Check in Chapter 7 and perform the operational check of sensors Acquisition of White Level Data and Set the CCD Scanner Area Maintenance Mode Code 55 Refer to 4 16 Acquisition of Whi...

Page 511: ...he serial number the last nine digits of the machine into the box on the right hand side and click the OK button A confirmation window opens and shows the serial number Check that it is correct and click the OK button Note Refer to SERIAL NUMBERING SYSTEM in Appendix 3 to know how to read the serial number of the machine ...

Page 512: ...elop Bias STD or Reset Develop Bias HIGH from Menu according as the currently used toner cartridge 2 Check ON in the check box at the right hand side Click the OK button in the end All of the settings are completed Turn the power supply of the machine off Note It is impossible to set more than two types of the toner cartridge It selecting more than two types the NG message is displayed Note If rep...

Page 513: ...re are no problem of the operation of the fan Backup to the Main PCB of the Wireless LAN PCB Information Wireless LAN model only The main PCB stores a part of the information of EEPROM on the wireless LAN PCB It is necessary to write the information of EEPROM on the wireless LAN PCB 1 Turn the power supply of the machine on while pressing the and OK button at the same time Hold on the and OK butto...

Page 514: ...PROM on the wireless LAN PCB It is necessary to write the information of EEPROM on the wireless LAN PCB 1 Turn the power supply of the machine on while pressing the and OK button at the same time Hold on the and OK button while pressing it PLEASE WAIT is displayed on the LCD When continue pressing the and OK button CHECK START is displayed on the LCD AT this time release the two buttons 2 After ha...

Page 515: ... CCD Scanner Area Setting in Chapter 7 and perform the acquisition of white level data and CCD scanner area setting Scanning and Printing Check Scan the test chart TC 023 with ADF and make sure there are no problem of the printed image Make sure there are no problem of the ADF document scanner unit and the performance of recording part Placement of document scanner unit in Position for Transportat...

Page 516: ...CHAPTER 7 SERVICE MODE ...

Page 517: ...8 4 7 Operation Check of LCD Function code 12 7 19 4 8 Operational Check of Control Panel Button Function code 13 7 20 4 9 ROM Version Check Function code 25 7 22 4 10 Sensor Operational Check Function code 32 7 23 4 11 PC Print Function Function code 43 7 25 4 12 Switching the USB Setting Function code 45 7 28 4 13 EEPROM Customizing User accessible Function code 52 7 29 4 14 Received Data Transf...

Page 518: ...l Maintenance Parts Life 7 44 5 2 Develop Roller Developing Bias Voltage Counter Reset Function 7 46 5 3 Drum condensation countermeasure mode 7 47 5 4 Unlocking and Clearing the Password of the Function Lock Setting Lock 7 47 5 5 Clearing the Data of the Secure Print 7 47 ...

Page 519: ...y function code on the LCD Then press the OK button The details of each maintenance mode function are described in 4 DETAILED DESCRIPTION OF MAINTENANCE MODE FUNCTIONS TIP FAX models equipped with numerical keypads can enter the maintenance mode in the same way as conventional models that is by pressing the Menu button 2 8 6 and 4 keys in this sequence Note To exit from the maintenance mode and sw...

Page 520: ... 45 Switching the USB Setting 4 12 7 28 52 EEPROM Customizing User accessible 4 13 7 29 53 Received Data Transfer Function 4 14 7 30 54 Fine Adjustment of Scan Start End Positions 4 15 7 32 55 Acquisition of White Level Data 4 16 7 34 67 Paper Feeding and Ejecting Test 4 17 7 36 74 EEPROM Customizing 4 18 7 36 77 Printout of maintenance information 4 19 7 39 78 Operational Check of Fans 4 20 7 40 ...

Page 521: ...as eight selectors You should not allow end users to access all of those selectors but you can allow them to access user accessible selectors which are shaded in the firmware switch tables in APPENDIX 1 The service personnel should instruct end users to follow the procedure given below 1 Press the Menu Start Menu and buttons in this order The MAINTENANCE 10 appears on the LCD 2 Press the button or...

Page 522: ... INIT will appear on the LCD 2 Upon completion of parameter initialization the machine returns to the initial stage of the maintenance mode 3 Press the 9 key twice to exit from the maintenance mode 4 Turn the machine power off Note If you replace the main PCB with the one used for any other machine customize the EEPROM maintenance mode function code 74 in Section 4 18 and then carry out this proce...

Page 523: ...eys in this order in the initial stage of the maintenance mode The WHITE LEVEL 1 will appear on the LCD 3 The machine prints out the scanning compensation data list containing the following Black and white scanning Color scanning a Dark output adjustment value CH0 1Byte b Dark output adjustment value CH1 1Byte c Bright output adjustment value CH0 1Byte d Bright output adjustment value CH1 1Byte e ...

Page 524: ... completion of printing of the compensation data list the machine returns to the initial stage of the maintenance mode For white and black scanning Fig 7 1 Note If any data is abnormal its code will be printed in inline style ...

Page 525: ...7 7 Confidential For color scanning Fig 7 2 ...

Page 526: ...meter 1Byte e GAIN AFE parameter 2Byte f Background color compensated data 1Byte g Black level data by previous scanning pixel count h White level data G by previous scanning pixel count i White level data B by previous scanning pixel count j White level data R by previous scanning pixel count a LED PWM data 1Byte b LED pulse data G 2Byte c LED pulse data B 2Byte d LED pulse data R 2Byte e RLCV AF...

Page 527: ...7 9 Confidential For white and black scanning Fig 7 3 ...

Page 528: ...7 10 Confidential For color scanning Fig 7 4 ...

Page 529: ...AN LOCK appears on the LCD 2 Open the document cover and lock the scanner lock lever at the rear left of the document scanner unit When the scanner lock lever is locked the SCAN LOCKED appears To terminate this operation press the Stop Exit button The machine returns to the initial stage of the maintenance mode The machine will be unable to scan after this operation until switch OFF ON is pressed ...

Page 530: ...The DOC READY will appear on the LCD 2 Press the 0 and 8 keys in this order MFC 8380DN 8880DN 8890DW only Press the or buttons so that the DX SX is displayed on the LCD While counting the documents the machine feeds them in and out displaying the current count on the LCD as shown below 3 Press the Stop Exit button then the operation of the above will finish and return the machine to the initial st...

Page 531: ...ch like the copying function prints out test pattern 1 to allow the service personnel to check for record data missing or print quality Operating Procedure Press the 0 and 9 keys in this order in the initial stage of the maintenance mode The figure below shows test pattern Fig 7 5 ...

Page 532: ... Pause button setting and 2nd dial tone detection App 1 11 WSW07 Dial tone setting 1 App 1 13 WSW08 Dial tone setting 2 App 1 14 WSW09 Protocol definition 1 App 1 15 WSW10 Protocol definition 2 App 1 16 WSW11 Busy tone setting App 1 17 WSW12 Signal detection condition setting App 1 18 WSW13 Modem setting App 1 19 WSW14 AUTO ANS facility setting App 1 20 WSW15 REDIAL facility setting App 1 21 WSW16...

Page 533: ... 18 App 1 50 WSW53 Function setting 19 App 1 50 WSW54 Function setting 20 App 1 51 WSW55 Not used App 1 52 WSW56 Function setting 21 App 1 53 WSW57 Function setting 22 App 1 54 WSW58 Function setting 23 App 1 54 WSW59 Function setting 24 App 1 55 WSW60 Not used App 1 56 WSW61 Scanning light intensity to judge to be stable 1 App 1 57 WSW62 Scanning light intensity to judge to be stable 2 App 1 58 W...

Page 534: ...d number of the documents in reverse for paper ejection of the simplex scanning from ADF App 1 64 WSW77 The limited number of the documents in reverse for paper ejection of the duplex scanning from ADF App 1 64 WSW No Function Refer to ...

Page 535: ...g a firmware switch number 6 Repeat steps 2 through 5 until the modification for the desired firmware switches is completed 7 Press the Stop Exit button to return the machine to the initial stage of the maintenance mode Details of Firmware Switches The details of the firmware switches are described in APPENDIX 1 in which the user accessible selectors of the firmware switches are shaded Note To can...

Page 536: ...specified by the firmware switches Operating Procedure 1 Press the 1 key twice in the initial stage of the maintenance mode The PRINTING will appear on the LCD 2 The machine prints out the configuration list as shown in the figure below 3 Upon completion of printing the machine returns to the initial stage of the maintenance mode Fig 7 6 ...

Page 537: ...CD cycles through the displays shown below CCD model The Status lamp also changes from orange red to green each time you press the Start button CIS model The print data lamp lights orange when you press the Start button 3 Press the Stop Exit button in any process of the above display cycle The machine beeps for one second and returns to the initial stage of the maintenance mode Fig 7 7 Backlight o...

Page 538: ... machine beeps and displays the INVALID OPERATE on the LCD To return to the status ready to accept key button entry for operational check press the Stop Exit button 3 After the last number key or button is pressed the machine beeps for one second and returns to the initial stage of the maintenance mode To terminate this operation press the Stop Exit button The machine returns to the initial stage ...

Page 539: ...1 1 2 2 3 3 4 4 8 8 7 7 9 9 0 0 A A B B C C D D E E F F G G H H I I J J K K L L M M N N O O P P R R Q Q 6 6 5 5 1 1 2 2 3 3 4 4 5 5 6 6 0 0 A A B B F F G G H H J J I I K K L L O O P P M M N N Q Q S S R R T T U U a a b b V V W W X X Y Y Z Z C C D D E E 7 7 8 8 9 9 ...

Page 540: ...n when its version information is displayed on the LCD Press the OK button again to go back to the version information display Press the or buttons to check the next term 3 To terminate this operation press the Stop Exit button The machine beeps for one second and returns to the initial stage of the maintenance mode LCD Description TOTAL Ver A Main firmware version information Revision information...

Page 541: ...2 P2 T2 T3 BC Tray1 sensor Tray1 paper sensor Tray2 sensor Tray2 paper sensor Tray2 connect sensor Tray3 connect sensor Back cover sensor Used for both standard tray and duplex tray Tray installed Recording paper detected Tray installed Recording paper detected Tray2 connected Tray3 connected Not used Back cover detected Tray detected TN MP NT RM RS PO CV Toner sensor Multi purpose tray sensor New...

Page 542: ...t Document cover sensor Document rear sensor Home position sensor Frame L Paper eject sensor Relay rear PCB Duplex tray sensor New toner sensor Relay front PCB Front cover sensor Toner sensor PCB Light reception Regist rear sensor High voltage PS PCB CIS model ADF cover open sensor Document front sensor 1 Regist front sensor Edge sensor PE sensor PE EG sensor MP PE sensor Frame R Toner LED PCB Lig...

Page 543: ...0 600 1200dpi 600 Toner Save Switching of the Toner Save On Off Off Density Switching of the Density level 6 to 6 0 JB Can Time Setting of the time until the host time out at the Job Cancel 2 to 225 seconds 4 Sleep Time Setting of the time until enter the Sleep Mode 0 to 99 minutes 5 Page Protection Switching of the protection of the page memory Off Letter A4 Legal Auto Off Emulation Switching of ...

Page 544: ...is ignored Resolution Effective only for the print from the PC When set the Resolution on the PC the setting becomes effective And this setting is ignored Toner Save Effective for all print and change the setting of the Function Menu However as for the Copy this setting becomes invalid When set the Toner Save or the PC the setting becomes effective And this setting is ignored Density Effective for...

Page 545: ... PC the setting becomes effective And this setting is ignored P Pos Y Offset Configure the setting for the offset print position of the portrait orientation Effective for the print from the PC When set the Y Offset on the PC the setting becomes effective And this setting is ignored AutoFF Configure the setting for the ON OFF of the Auto Form Feed Effective for the print from the PC AutoFF Time Con...

Page 546: ...er the PC connects to the USB device This function can solve the problem by switching the return value of serial number to 0 USBNo ON Return to the serial number of the machine USBNo OFF Return to the 0 Operating Procedure 1 Press the 4 and 5 keys in this order in the initial stage of the maintenance mode The USBNo ON will appear on the LCD 2 Press the OK button and select the USBNo ON or USBNo OF...

Page 547: ...he OK button while the country name is being indicated 4 The 1 Yes 2 No will appear on the LCD Press the 1 key when it is good in the displayed country The EEPROM is customized and the machine returns to the ready state Press the 2 key when it is mistake in the displayed country Return to the procedure 3 and enter the country again Note This function is applicable to France and surrounding countri...

Page 548: ...T NEW appears To transfer the communication list for last three errors press the 5 key The 5 COM LIST ERR3 appears 5 Press 6 key to transfer the maintenance information list of function code 77 The 6 MNT77 LIST appears on the LCD 6 With the 2 ACTIVITY 3 DOCUMENTS 4 COM LIST NEW 5 COM LIST ERR3 or 6 MNT77 LIST being displayed press the OK button The ENTER NO SET appears 7 Enter the telephone number...

Page 549: ...f page to be transferred Station ID registered in the sender equipment FAX number of the sender equipment Telephone number of the sender equipment Transfer start date Error codes Job number Total number of pages transferred Station ID registered in the sender equipment FAX number of the sender equipment Telephone number of the sender equipment ...

Page 550: ... 3 Press the 1 or 2 key to display the present compensation level for the start position Compensation levels can be adjusted in 11 steps from 5 to 5 mm 4 Press the button to increase compensation levels and the button to lower them Press the Stop Exit button so that the machine beeps for one second and returns to the initial state of the maintenance mode without adjusting compensation levels 5 Set...

Page 551: ...ntial Fig 7 16 MAINTENANCE ACCEPTED ADF FB SCAN START ADJ MAINTENANCE MAINTENANCE 5 and 4 buttons select Stop Exit button Stop Exit button or button OK button OK button 1 second later 2 seconds later button button ...

Page 552: ...2 Press START button then SCANNER AREA START will appear on the LCD 3 When setting of the scanner area is completed a 4 digit number will appear on the LCD e g 4723 If you press the Stop Exit button at this point the machine will beep for one second and return to the initial stage of the maintenance mode Enter the input data value of a 5 digit number based on the 4 digit number to be displayed ref...

Page 553: ...nput data 1 4610 4619 46156 2 4620 4629 46257 3 4630 4639 46358 4 4640 4649 46459 5 4650 4659 46550 6 4660 4669 46651 7 4670 4679 46752 8 4680 4689 46853 9 4690 4699 46954 10 4700 4709 47056 11 4710 4719 47157 12 4720 4729 47247 13 4730 4739 47359 14 4740 4749 47450 15 4750 4759 47551 16 4760 4769 47652 17 4770 4779 47753 18 4780 4789 47854 19 4790 4799 47955 20 4800 4809 48057 21 4810 4819 48158 ...

Page 554: ...tings and worker switch settings Operating Procedure 1 Press the 7 and 4 keys in this order in the initial stage of the maintenance mode The current customizing code appears 2 Enter the desired customizing code e g MFC 8890DW US 0401 The newly entered code appears To enter letters A through F press the 1 through 6 keys while holding down the key respectively 3 Press the Start button The machine sa...

Page 555: ...3115 3165 2115 2165 2215 2265 2315 2365 2415 2465 Italy 3004 3104 2116 2216 2316 2416 Portugal 3004 3065 3104 3165 2118 2165 2218 2265 2318 2365 2418 2465 Pan nordic 3104 Norway 3004 3104 2107 2157 2207 2257 2307 2357 2407 2457 Sweden 3004 3104 2126 2157 2226 2257 2326 2357 2426 2457 Finland 3004 3104 2112 2157 2212 2257 2312 2357 2412 2457 Denmark 3004 3104 2113 2157 2213 2257 2313 2357 2413 2457...

Page 556: ...ons are subject to change without notice Philippines 0040 0140 0240 0340 China 0020 0120 0120 0020 India 0045 0145 0345 Oceania 0140 Australia 0106 0156 0206 0256 0306 0356 0406 0456 New Zealand 0127 0156 0227 0256 0327 0356 0427 0456 Russia 3004 3104 2148 2248 2348 Destination DCP 8070D DCP 8080DN DCP 8085DN MFC 8370DN MFC 8380DN MFC 8480DN MFC 8880DN MFC 8890DW ...

Page 557: ...ance mode The MAINTENANCE 77 will appear on the LCD In the case of the model without the numeric keys Press the or button The MAINTENANCE 77 appears on the LCD Then press the OK button 2 The machine prints out a list of log information Upon completion of printing the machine returns to the initial state of the maintenance mode The example of the log information is shown below Maintenance informati...

Page 558: ...anged in the order shown in the figure above The fan operation is also changed as indicated on the LCD 3 Press the Stop Exit button so that the machine stops checking the fans beeps for one second and returns to the initial stage of the maintenance mode Fig 7 19 Note If the air intake fan AIR error occurs the following error message appears on the LCD If you press the Stop Exit button the machine ...

Page 559: ...ith the drum unit DRUM_CH Number of times the drum unit has been replaced KTN_PG1 Number of printed pages with the Black toner cartridge KTN_PG2 Previous number of printed pages with the Black toner cartridge KTN_CH Number of times the Black toner cartridge has been replaced WTNR_PG Number of printed pages with the waste toner box 1 WTNR_CH Number of times the waste toner box has been replaced 1 B...

Page 560: ...nvelopes picked up HAGAKI Number of HAGAKI LABEL Number of label ADSX_PG Number of pages scanned with the ADF Simplex scanning ADDX_PG Number of pages scanned with the ADF Duplex scanning FB_PG Number of pages scanned with the document scanner unit KDEV_BIAS Black developing bias voltage POWER Total energization time PWRCNT Number of power ON TTL_JAM Total number of jams TR1_JAM Number of jams tha...

Page 561: ...ssion to the telephone line It allows the service personnel to receive the transmission log of the user s machine at a remote location and use it for analyzing problems arising in the user s machine Operating Procedure 1 If the user s machine has a transmission related problem call the user s machine at a remote location from your machine 2 If the line is connected have the user perform the follow...

Page 562: ...ct the item you want to reset The LCD shows Reset Fuser Unit Reset Laser Unit Reset PF KIT MP Reset PF KIT T1 Reset PF KIT T2 4 Press the OK or Start button then OK will appear on the LCD 5 OK Press the Start button to reset the counter of the selected part and returns the operating procedure 2 mode NG Press the button to return the operating procedure 2 mode Then select again the part which you w...

Page 563: ...by one Then the machine returns to the ready state If pressing the 2 key the machine do not reset the page counter and the Fuser will appear on the LCD Resetting the Life Counter of the Drum Unit Function This function allows you to reset the page counter of the drum unit and increase the number of replacement times by one Operating Procedure 1 Press the 3 and 9 keys at the same time in the ready ...

Page 564: ...te If pressing the 2 key the machine do not reset the page counter and the PF Kit 1 or PF Kit 2 will appear on the LCD Resetting the Life Counter of the MP Paper Feeding Kit Function This function allows you to reset the page counter of the MP paper feeding kit and increase the number of replacement times by one Operating Procedure 1 Press the 3 and 9 keys at the same time in the ready state The R...

Page 565: ...ias voltage is reduced according to the number of develop roller rotations so that an almost fixed density can be maintained from the beginning to the end The developing bias voltage can be verified in the display of log information Function code 80 In the case that the toner cartridge is replaced with a new one the develop roller counter and developing bias voltage are reset at the same time This...

Page 566: ... the 1 or 2 button and press the OK button The LCD shows the Accepted and the machine returns to the standby status 5 4 Unlocking and Clearing the Password of the Function Lock Setting Lock How to clear the password The user s can not clear the password that registered by operation of the panel Perform the following procedures to clear the registered password Operating Procedure 1 Press the Menu 2...

Page 567: ...Confidential CHAPTER 8 CIRCUIT DIAGRAMS WIRING DIAGRAM ...

Page 568: ...RING DIAGRAM This chapter provides the circuit diagrams of the High voltage power supply PCB LVPS PCB and NCU PCB and the wiring diagrams that help you understand the connections between PCBs CONTENTS 1 CIRCUIT DIAGRAMS 8 1 2 WIRING DIAGRAM 8 7 ...

Page 569: ...8 1 Confidential 1 CIRCUIT DIAGRAMS High voltage Power Supply PCB Circuit Diagram Fig 8 1 ...

Page 570: ...8 2 Confidential LVPS PCB Circuit Diagram 230V Fig 8 2 ...

Page 571: ...8 3 Confidential LVPS PCB Circuit Diagram 115V Fig 8 3 ...

Page 572: ...04 D4 RA 351M V6 2 D2 S1ZB60 A1 A2 R1 120 2W R2 24k FG 6B CI GND 24V R5 6 2k C1 C474 250V PH3 TLP421 A K E C T1 BT 17 GND R4 6 2k 6B SL R11 4 3k 5A SL GND 2C TELRL 2A CML 2B PLS 5B RL1 24V 3D TELSL 2C TELOFF 4B CI 5V J3 285D D440J 111 1 XX 2 XX 3 XX 4 XX 5 GND 6 GND 5V Q1 C5395 C B E 6B TELOFF 6B CML GND 6B TELRL R20 100 C13 C470 10V GND 5V GND FG 6C PLS J2 R41 4910 A 3 XX 4 XX 7 FG 8 FG J1 R41 49...

Page 573: ... GND 6B RL1 3C TELOFF 24V 5V 2C TELRL 2A CML 6B SL 3D TELSL 1B PLS 4B CHRG 2B RDPS R25 820 C8 C470 6 3V GND R27 1k 5V REF C13 C101 GND C5 C10 6C TELSL C12 C102 R28 2 7k D7 1SS120 C20 C104 R21 120k D8 1SS120 R15 120k NC R10 150 GND REF C6 C100 16V NC C17 C102 GND 6C TELRL R29 100 GND U1 BA10358 6 5 7 C16 C101 R24 2 7k R20 12k C15 C104 Q2 C5395 C B E J3 285D D440J 111 1 XX 2 XX 3 XX 4 XX 5 FG 6 FG R...

Page 574: ...18 C561 R16 100k GND C10 C104 5V C11 C561 C22 C563 6C RL1 REF C9 C10 16V C14 C822 R22 68k 4C CI GND 6B RL1 3C TELOFF 24V 5V 2C TELRL 2A CML 6B SL 3D TELSL 1B PLS 4B CHRG 2B RDPS R25 820 C8 C470 6 3V GND R27 1k 5V REF C13 C101 GND C5 C10 6C TELSL C12 C102 R28 2 7k D7 1SS120 C20 C104 R21 0 D8 1SS120 R15 0 NC R10 150 GND REF C6 C470 10V NC C17 C102 GND 6C TELRL R29 100 GND U1 BA10358 6 5 7 C16 C101 R...

Page 575: ... V V W W CN17 14 13 12 8 7 6 9 5 4 3 11 2 1 3 3V SEN_FBHOME GND CN32 3 2 1 10 SCANNER MOTOR DRIVER 12 S0V CI CML VCC24 CN33 20 7 10 5 4 3 2 1 6 8 11 9 13 17 16 15 18 19 14 12 NCU 7 CN28 10 5 4 3 2 1 DPSEN1 BSSOL2 GND DPSEN2 24V BSSOL1 6 8 9 GND RSEN FSEN 3 3V ADF RELAY CCD PH1 DGND RS DGND DGND SW2 SW1 VOB A ENA0 24V P0V NC 5V P0V BB 7 10 5 4 3 2 1 6 8 11 9 13 CN26 15 14 12 MOTOR DRIVER ENA1 DECAY...

Page 576: ... 16 15 18 19 14 12 NCU 7 CN28 11 5 4 3 2 1 GND SB_SOL PICK_SOL FSEN2 SBSEN GND 24V 6 8 9 RSEN FSEN 3 3V LEC_VCC ADF RELAY MODE A ENA0 24V P0V ALARM 5V P0V BB 7 10 5 4 3 2 1 6 8 11 9 13 CN26 15 14 12 MOTOR DRIVER ENA1 DECAY STB AB B PWM0 PWM1 VREF AGND CLK VOUT1 VOUT2 CN30 2 1 SPEAKER 3 3V STHM CN6 2 1 THERMISTOR GND FB_COVER CN24 2 1 FB COVER 24V COUNT CN8 2 1 HOME POSITION COUNTER BAT_P BAT_N CN2...

Page 577: ...IX 1 WORKER SWITCH WSW This appendix describes the functions of the Firmware switches Use the Firmware switch to match the environmental conditions if the machine malfunctions due to mismatching Confidential ...

Page 578: ...g App 1 6 WSW03 PABX mode setting App 1 7 WSW04 Transfer facility setting App 1 9 WSW05 1st dial tone and busy tone detection App 1 10 WSW06 Redial Pause button setting and 2nd dial tone detection App 1 11 WSW07 Dial tone setting 1 App 1 13 WSW08 Dial tone setting 2 App 1 14 WSW09 Protocol definition 1 App 1 15 WSW10 Protocol definition 2 App 1 16 WSW11 Busy tone setting App 1 17 WSW12 Signal dete...

Page 579: ... between high and full speed USB App 1 47 WSW48 USB setup latency App 1 48 WSW49 End of copying beep and print in black App 1 48 WSW50 SDAA settings Not used App 1 49 WSW51 Function setting 17 App 1 49 WSW52 Function setting 18 App 1 50 WSW53 Function setting 19 App 1 50 WSW54 Function setting 20 App 1 51 WSW55 Not used App 1 52 WSW56 Function setting 21 App 1 53 WSW57 Function setting 22 App 1 54...

Page 580: ...W73 Not used App 1 62 WSW74 Not used App 1 62 WSW75 Paper ejecting distance of the switch back App 1 63 WSW76 The limited number of the documents in reverse for paper ejection of the simplex scanning from ADF App 1 64 WSW77 The limited number of the documents in reverse for paper ejection of the duplex scanning from ADF App 1 64 WSW No Function Refer to ...

Page 581: ...hese selectors set the break time length in pulse dialing Example If 1 2 and 3 are dialed when N is set by selectors 1 and 2 Selector No Function Setting and Specifications 1 2 Dial pulse generation mode No 1 2 0 0 N 0 1 N 1 1 0 10 N 1 1 N 3 4 Break time length in pulse dialing No 3 4 0 0 60 ms 0 1 67 ms 1 0 40 ms 1 1 64 ms for 16 PPS 5 6 Inter digit pause No 5 6 0 0 800 ms 0 1 850 ms 1 0 950 ms f...

Page 582: ...r or not the dialing mode can be switched between the pulse DP and tone PB dialing by using the function switch Selector 8 Default dialing mode pulse DP or tone PB dialing This selector sets the default dialing mode pulse dialing or tone dialing which can be changed by the function switch If the user switches it with the function switch when selector 7 is set to 0 the setting specified by this sel...

Page 583: ... generated as a signal during remote control operation or at the start of ICM recording The larger the value specified by these selectors the greater the attenuation Selector No Function Setting and Specifications 1 2 Tone signal transmission time length No 1 2 0 0 70 ms 0 1 80 ms 1 0 90 ms 1 1 100 ms 3 4 Min pause in tone dialing No 3 4 0 0 70 ms 0 1 80 ms 1 0 90 ms 1 1 140 ms 5 I 8 Attenuator fo...

Page 584: ...selectors the machine starts dialing These selectors are effective only when both selectors 6 and 7 are set to 1 Detection Selector No Function Setting and Specifications 1 CNG detection when sharing a modular wall socket with a telephone 0 A 1 B 2 I 4 Detection time length of PABX dial tone required for starting dialing No 2 3 4 0 0 0 50 ms 0 0 1 210 ms 0 1 0 500 ms 0 1 1 800 ms 1 0 0 900 ms 1 0 ...

Page 585: ... to the PABX Setting both of these selectors to 1 activates the dial tone detection function so that the machine starts dialing upon detection of a dial tone when a line is connected Other setting combinations deactivate the dial tone detection function so that the machine starts dialing after the specified WAIT 3 5 5 0 or 7 0 sec without detection of a dial tone when a line is connected ...

Page 586: ...cility Not used 2 3 Dual tone detection frequency in ICM recording Not used 4 Dual tone detection sensitivity in ICM recording Not used 5 Length of time added to time designated by selectors 3 and 4 on the WSW 24 time between CML ON and pseudo ring backtone return 0 Not added 1 4 seconds added 6 I 8 Break time length for flash function No 6 7 8 0 0 0 80 ms 0 0 1 100 ms 0 1 0 110 ms 0 1 1 120 ms 1 ...

Page 587: ...onnected to the PSTN Selector 4 Max pause time allowable for remote ID code detection This selector sets the maximum pause time allowable for detecting the second digit of a remote ID code after detection of the first digit in remote reception If selector 4 is set to 0 2 seconds for instance only a remote ID code whose second digit is detected within 2 seconds after detection of the first digit wi...

Page 588: ...ion of a busy tone in automatic receiving mode WSW06 Redial Pause button setting and 2nd dial tone detection Selector No Function Setting and Specifications 1 I 3 Redial Pause button setting and 2nd dial tone detection No 1 2 3 0 0 0 No pause 0 0 1 3 5 sec wait 0 1 0 7 sec wait 0 1 1 10 5 sec wait 1 0 0 2 8 sec wait 1 0 1 2nd dial tone detection both in DP and push button PB dialing system 1 1 0 2...

Page 589: ...as defined in the above table If the Redial Pause button is pressed repeatedly the machine inserts the specified wait multiplied by the number of depressions It applies also in hook up dialing 1 0 1 1 1 0 1 1 1 When these selectors are set to 1 0 1 Each time you press the Redial Pause button in dialing the machine will wait for the 2nd dial tone to be sent via the communications line regardless of...

Page 590: ...the allowable instantaneous interrupt period that should be ignored during reception of the 1st dial tone Selector No Function Setting and Specifications 1 2 Dial tone frequency band control No 1 2 0 0 Narrows by 10 Hz 0 1 Initial value 1 0 Widens by 10 Hz 1 1 Widens by 10 Hz 3 Line current detection Not used 4 I 6 2nd dial tone detection level Z 600 Ω No 4 5 6 0 0 0 21 dBm 0 0 1 24 dBm 0 1 0 27 d...

Page 591: ...r the specified time length and disconnects itself from the line when no dial tone is inputted Selector No Function Setting and Specifications 1 I 3 1st dial tone detection time length No 1 2 3 0 0 0 50 ms 0 0 1 250 ms 0 1 0 500 ms 0 1 1 620 ms 1 0 0 800 ms 1 0 1 1 5 sec 1 1 0 2 0 sec 1 1 1 2 5 sec 4 5 Time out length for 1st and 2nd dial tone detection No 4 5 0 0 10 sec 0 1 20 sec 1 0 15 sec 1 1 ...

Page 592: ...ectors set the number of retries in each specified modem transmission speed Selector 5 T5 timer This selector sets the time length for the T5 timer Selector 6 T1 timer This selector sets the time length for the T1 timer Selectors 7 and 8 Timeout for response from the called station in automatic sending mode If the machine calling station receives no response no G3 command from the called terminal ...

Page 593: ...facsimile and telephone Selectors 5 and 6 No of training retries These selectors set the number of training retries to be repeated before automatic fallback Selectors 7 and 8 Encoding system Compression This selector determines whether or not to allow the use of the MR MMR coding system Selector No Function Setting and Specifications 1 DPS switching interfacing with CML 0 No 1 Yes 2 Time length fr...

Page 594: ...d OFF time length ranges are from 175 to 600 ms Selector No Function Setting and Specifications 1 2 Busy tone frequency band control No 1 2 0 0 Narrows by 10 Hz 0 1 Initial value 1 0 Widens by 10 Hz 1 1 Widens by 10 Hz 3 ON OFF time length ranges for busy tone More than one setting allowed 1 250 750 250 750 ms 4 1 400 600 400 600 ms 5 1 175 440 175 440 ms 6 1 100 1000 17 660 ms 7 1 110 410 320 550...

Page 595: ...ncy set by selectors 1 through 4 on WSW14 during the period set by these selectors 5 and 6 then it acknowledges the call Selector 7 Line connection timing If a line is connected in a ringer ON period FAX models equipped with SDAA circuits may malfunction due to the ringer voltage To make the line connection stable this selector should be set to 0 so that a line is connected in a ringer OFF period ...

Page 596: ...vel at the remote station is improper due to line loss This function applies for G3 protocol signals Setting two or more selectors to 1 produces addition of attenuation assigned to each selector If selector 8 on WSW23 is set to 0 this setting is so limited that 10 dB 1 dB in France or higher setting only is effective Note that in Japan and China 9 dB or higher and 2 dB or higher settings only are ...

Page 597: ...NS mode These selectors set the number of rings to initiate the AUTO ANS facility Selector No Function Setting and Specifications 1 2 Frequency band selection lower limit for incoming calling signal CI No 1 2 0 0 13 Hz 0 1 15 Hz 1 0 23 Hz 1 1 20 Hz 3 4 Frequency band selection upper limit for incoming calling signal CI No 3 4 0 0 30 Hz 0 1 55 Hz 1 0 70 Hz 1 1 200 Hz CHINA 80 Hz 5 I 8 No of rings i...

Page 598: ...e machine usually waits for three seconds and then makes a retry three times This CRP option is a request command that can be sent from the called station for requesting the calling station to retry the failed command immediately Selector No Function Setting and Specifications 1 2 Redial interval No 1 2 0 0 5 min 0 1 1 min 1 0 2 min 1 1 3 min 3 I 6 No of redialings No 3 4 5 6 0 0 0 0 16 times 0 0 ...

Page 599: ...pe If this selector is set to 0 USA the MM DD YY hh mm format applies if it is set to 1 Europe the DD MM YY hh mm format applies DD is the day MM is the month YY is the last two digits of the year hh is the hour and mm is the minute Selector 7 Non ring reception Setting this selector to 1 makes the machine receive calls without ringer sound if the number of calling is set to 0 Selector No Function...

Page 600: ... setting specified by these selectors becomes effective only when selector 8 on WSW20 is set to 1 Selector 6 Registration of station ID Setting this selector to 0 permits the registration of station ID for Austrian and Czech models Selectors 7 and 8 Tone sound monitoring These selectors set monitoring specifications of the tone sound inputted from the line Selector No Function Setting and Specific...

Page 601: ...w transmission speed e g 4 800 bps set the first transmission speed choice to the lower one e g modify it from 12 000 bps to 7 200 bps in order to deactivate the high speed MODEM function and reduce the training time for shorter transmission time Generally to save the transmission time set the last transmission speed choice to a higher one Selector 7 V 34 mode If this selector is set to 0 selector...

Page 602: ...eration This operation suppresses echoes since the first DIS signal immediately follows a 2100 Hz CED which disables the ES so that it is likely to be affected by echoes in the disabled ES state However such a disabled ES state will be removed soon so that the second and the following DIS signals are not susceptible to data distortion due to echoes Note that some models when called may cause error...

Page 603: ... used 6 7 Taping the call Not used 8 Erasure of message stored in the memory after the message transfer Not used Selector No Function Setting and Specifications 1 ECM in sending 0 Valid 1 Invalid 2 ECM in receiving 0 Valid 1 Invalid 3 Call Waiting Caller ID Not used 4 Not used 5 I 8 Acceptable TCF bit error rate Only at 4800 bps Not used Note Selector 3 is applicable to the American models only ...

Page 604: ...d station checks a series of zeros gathered in training as described in Selector 1 according to the allowable training error rate set by these selectors If the called station judges the line condition to be accepted it responds with CFR if not it responds with FTT Selectors 4 and 5 Decoding error rate for transmission of RTN The machine checks the actual decoding errors and then transmits an RTN a...

Page 605: ...etection level These selectors set the no tone detection level in the external TAD mode Selector No Function Setting and Specifications 1 2 Maximum OGM recording time Not used 3 4 Time length from CML ON to start of pseudo ring backtone transmission No 3 4 0 0 4 sec 0 1 3 sec 1 0 2 sec 1 1 1 sec 5 I 8 Attenuator for playback of ICM OGM to the line Not used Selector No Function Setting and Specific...

Page 606: ...he external TAD mode or via the built in telephone Selector No Function Setting and Specifications 1 2 Not used 3 Dialing during document reading into the temporary memory in in memory message transmission 0 Disable 1 Enable 4 5 No of CNG cycles to be detected when the line is connected via the external telephone except in the external TAD mode or via the built in telephone In the case of Selector...

Page 607: ...Function setting 5 Selector 2 Ringer OFF setting This selector determines whether or not the ringer can be set to OFF Selectors 4 Detection of distinctive ring If this selector is set to 1 the machine detects only the number of rings if it is set to 0 the machine detects the number of rings and the ringing time length to compare the detected ringing pattern with the registered distinctive one Sele...

Page 608: ...the Standard Never access them Selector No Function Setting and Specifications 1 I 3 Transmission level of DTMF high band frequency signal No 1 2 3 0 0 0 0 dB 0 0 1 1 dB 0 1 0 2 dB 0 1 1 3 dB 1 0 0 0 dB 1 0 1 1 dB 1 1 0 2 dB 1 1 1 3 dB 4 I 6 Transmission level of DTMF low band frequency signal No 4 5 6 0 0 0 0 dB 0 0 1 1 dB 0 1 0 2 dB 0 1 1 3 dB 1 0 0 0 dB 1 0 1 1 dB 1 1 0 2 dB 1 1 1 3 dB 7 8 Not ...

Page 609: ...nputted via the telephone line in the built in TAD operation Not used 4 I 6 Compression threshold level for voice signals inputted via the handset in the built in TAD operation Not used 7 Impedance switching control in pulse dialing 0 OFF 1 ON 8 Prompt beep when the memory area for the activity report becomes full 0 No 1 Yes Note Selectors 7 and 8 are applicable only to the European versions Selec...

Page 610: ...inger signals as being ON or OFF This is to prevent components of a ringer pattern from being misinterpreted due to chattering in distinctive ringing The machine monitors ringer signals at 10 ms intervals If the signal is ON the machine counts 1 if it is OFF it counts 1 If the counter increments up to 5 or 13 when this selector is set to 1 90 ms or 0 130 ms respectively the machine interprets the ...

Page 611: ... Selector No Function Setting and Specifications 1 I 4 Not used 5 6 Default resolution when FAX scanning No 5 6 0 0 Standard 0 1 Fine 1 0 Super fine 1 1 Photo 7 8 Default contrast when FAX scanning No 7 8 0 0 Automatic 0 1 Automatic 1 0 Super light 1 1 Super dark Selector No Function Setting and Specifications 1 I 3 Detection threshold level of no tone during recording of ICM Not used 4 5 FAX rece...

Page 612: ...due to no voice signal received Not used 4 5 No of CNG cycles to be detected when the line is connected via the external telephone in the external TAD mode or via the machine in F T mode Not used 6 7 Number of DTMF tone signals for inhibiting the detection of CNG during external TAD operation Not used 8 Not used Selector No Function Setting and Specifications 1 I 4 Max detection period of dial ton...

Page 613: ... when the machine detects the PC powered off until it recognizes the detected state as power off If selector 2 is set to 0 it is recommended that selector 3 be set to 1 otherwise the machine may mistakenly detect PC powered off Selector 5 Escape from phase C This selector determines whether or not the machine will escape from phase C when it detects an RTC Return to Control in non ECM mode or an R...

Page 614: ...intout of the stored image data of an unsent document onto an error report This selector determines whether or not to print out the 1st page image data of a document onto the error report if the document image data stored in the temporary memory cannot be transmitted normally Selector 2 Erasure of the stored image data of an unsent document at the time of the subsequent in memory message transmiss...

Page 615: ...tors determine how the modem controls the EQM Eye Quality Monitor gain for proper choice of the transmission speed which applies if the modem selects higher transmission speed than the possible speed so that it always repeats falling back Selector 8 Detection of CED for stopping CNG If this selector is set to 0 the detection time of CED specified by WSW43 selectors 4 and 5 will apply Selector No F...

Page 616: ... the modem always falls back to a low transmission speed e g 24 000 bps set the first transmission speed choice to the lower one e g modify it from 31 200 bps to 26 400 bps in order to deactivate the high speed modem function and reduce the training time for shorter transmission time WSW39 will be limited by selectors 3 through 8 on WSW40 Selector No Function Setting and Specifications 1 I 4 First...

Page 617: ...ps If selector 8 is set to 1 to mask the 2400 symbols second when the first transmission speed choice is 33600 bps then the allowable maximum transmission speed remains 33600 bps If selector 8 is set to 1 to mask the 2400 symbols second when the first transmission speed choice is 21600 bps specified by selectors 1 through 4 on WSW39 then the allowable maximum transmission speed remains 21600 bps b...

Page 618: ...12 000 14 400 16 800 19 200 21 600 3000 4 800 7 200 9 600 12 000 14 400 16 800 19 200 21 600 24 000 26 400 28 800 3429 4 800 7 200 9 600 12 000 14 400 16 800 19 200 21 600 24 000 28 800 31 200 33 600 2800 4 800 7 200 9 600 12 000 14 400 16 800 19 200 21 600 24 000 24 600 3200 4 800 7 200 9 600 12 000 14 400 16 800 19 200 21 600 24 000 26 400 28 800 31 200 ...

Page 619: ...he scanning sequence Selectors 5 through 8 Modem attenuator These selectors are used to adjust the transmitting level of the modem when the reception level at the remote station is improper due to line loss This function applies to super G3 protocol signals Selector No Function Setting and Specifications 1 I 3 ON duration of the scanning light source at room temperature No 1 2 3 0 0 0 16 hours 0 0...

Page 620: ...ss to the incoming mail POP3 server Periodical or on demand Not used 2 Access to the outgoing mail SMTP server 0 OFF 1 ON 3 I FAX relay Not used 4 JBIG encoding system 0 Not allowed 1 Allowed 5 Drum discharge detection 0 ON 1 OFF 6 I 8 Not used Selector No Function Setting and Specifications 1 Header for sent mail Station ID 0 Yes 1 No 2 3 Wait time for PC Fax reception Class 2 and FPTS command tr...

Page 621: ...ta obtained beforehand will keep effective Selector No Function Setting and Specifications 1 I 5 Copying speed control No 1 2 3 4 5 0 0 0 0 0 Max 0 0 0 0 1 1cpm 1 1 1 1 1 31cpm 6 I 8 Effective time length of the white level compensation data obtained beforehand No 6 7 8 0 0 0 Obtained compensation data ineffective 0 0 1 1 min 0 1 0 3 min 0 1 1 5 min 1 0 0 10 min 1 0 1 15 min 1 1 0 20 min 1 1 1 30 ...

Page 622: ...rection during standby Conventionally the correction has been made immediately before the start of actual scanning This function takes effect in copying Making the correction during standby may shorten the preparation time for copying Selector No Function Setting and Specifications 1 I 3 Delay time from when documents are set until the ADF starts drawing them in No 1 2 3 0 0 0 No automatic drawing...

Page 623: ...te For the related functions refer to WSW36 selectors 2 and 3 Selector 4 Previous filtering parameters for white level compensation At the start of scanning operation the machine usually initializes white and black level data stored in the EEPROM by scanning the while level reference film attached to the inside of the scanner top cover After long use of the machine however the film may be contamin...

Page 624: ...unction Setting and Specifications 1 Handling paper at the occurrence of a paper feed timing error Not used 2 Reducing to B4 from A4 and sending at the real time sending 0 No 1 Yes 3 4 Delay of FAX line disconnection when switching to the pseudo ringing external telephone No 3 4 0 0 200 ms 0 1 400 ms 1 0 700 ms 1 1 1000 ms 5 Disable the ringer of external telephone at non ring reception 0 No 1 Yes...

Page 625: ...of network TWAIN PCs registered for each application No 3 4 5 0 0 0 25 PCs 0 0 1 50 PCs 0 1 0 75 PCs 0 1 1 100 PCs 1 0 0 125 PCs 1 0 1 150 PCs 1 1 0 175 PCs 1 1 1 200 PCs 6 I 8 USB setup latency Not used Selector No Function Setting and Specifications 1 2 RAM disc size in PCL PS No 1 2 0 0 None 0 1 1MB 1 0 2MB 1 1 4MB 3 End of copying beep 0 Yes 1 No 4 5 Command flag detection time No 4 5 0 0 150 ...

Page 626: ...d 5 6 Current control to be applied immediately after connection of the line Not used 7 8 AC voltage threshold for detection of ring Not used Selector No Function Setting and Specifications 1 Output of communications error report when transmission verification report is disabled 0 Enable 1 Disable 2 CR motor torque variation reduction control Not used 3 4 Cordless handset microphone volume Not use...

Page 627: ...d 7 Caller ID number display display after the machine has returned to TEL mode from FAX mode Not used 8 Dial display during transmission Not used Selector No Function Setting and Specifications 1 2 Not used 3 4 Caller ID number display FSK receiving timing delay setting Not used 5 6 Caller ID number display instantaneous interrupt detection time setting Not used 7 CNG detection retry after invali...

Page 628: ...ses Selector 8 Switching between DTMF and FSK for caller ID reception If a caller ID number display cannot be received switch from DTMF to FSK This operation can also be performed by means of the menu by switching between DTMF and FSK Selector No Function Setting and Specifications 1 2 PictBridge command delay time Not used 3 More CNG detection cycles in user friendly reception 0 No 1 2 more cycle...

Page 629: ...ing bias voltage correction is performed when a print job occurs after 24 hours default value or later 0 0 0 1 0 0 1 0 The developing bias voltage correction is performed when a print job occurs after 72 hours or later 1 1 1 1 1 1 1 1 The developing bias voltage correction is not performed Selector No Function Setting and Specifications 1 I 8 Interval of time required for the developing bias volta...

Page 630: ...or the current toner cartridge If this selector sets to 1 the machine displays the coverage for all toner cartridge which had been consumed Selector 7 PCL emulation function setting This selector is applicable to models equipped without PCL emulation Selector 8 Switching of the CPU sleep mode This selector specifies the CPU sleep mode ON or OFF Selector No Function Setting and Specifications 1 PS ...

Page 631: ...utton after cordless handset dialing Not used Selector No Function Setting and Specifications 1 I 3 Prevention of line interrupt during ICM recording ratio of guard tone response time to call end tone ON time Not used 4 5 Not used 6 Extension of the No of CNG cycles to be detected which allows two cycles to be added to the cycles specified by selectors 6 and 7 on WSW26 and selectors 4 and 5 on WSW...

Page 632: ... and Specifications 1 USB serial number SN transmission enabled disabled 0 USB serial number transmitted 1 USB serial number not transmitted 2 Extension of the waiting time between ANSam and DIS 0 Enable 1 Disable default 3 I 7 Checking of the specified character code set when displaying or printing the folder file names stored in memory cards or USB flash memory drives No 34567 00000 ASC11 defaul...

Page 633: ...tored in memory cards or USB flash memory drives contain Chinese characters for example those characters may get garbled in displaying on the color LCD or printing indexes If it happens select the character code set of the language in use with these selectors Selector 8 Improvement of DTMF detection function to minimize the effects of momentary power failure or noise Be effective only MFC8480DN 88...

Page 634: ... selectors are divided between the long and short time modes depending on the scanning resolution and black and white or color mode The long time mode is selected in color scanning at 600dpi or more or in black and white scanning at 1200dpi The short time mode is selected in other scanning conditions than the above Selector No Function Setting and Specifications 1 I 4 Change rate of the Scanner sc...

Page 635: ...of the compensation data Change rate for regular compensation Change rate when compensating the pages with moving the Scanner unit to the designated position for scanning of the compensation data and obtaining the data actually For duplex scanning this setting is not used since the machine takes the compensation data of every page again Selector No Function Setting and Specifications 1 I 4 Change ...

Page 636: ...iscriminates every page WSW63 Function setting 25 Selector 3 Clock type Setting this selector to 1 displays Japanese clock type YMD If this selector sets to 0 select USA type MDY or European type DMY by WSW17 selector 5 Selector 4 Demo print type Demo language This selector specifies the language for Demo print Selector 8 Font support for Israel To enable the font support for Israel set this selec...

Page 637: ... 0 1 Swedish 0 0 1 0 1 0 Finnish 0 0 1 0 1 1 Czech 0 0 1 1 0 0 Polish 0 0 1 1 0 1 Hungarian 0 0 1 1 1 0 Russian 0 0 1 1 1 1 Bulgarian 0 1 0 0 0 0 Romanian 0 1 0 0 0 1 Slovakian 0 1 0 0 1 0 Brazilian 0 1 0 0 1 1 Turkish 0 1 0 1 0 0 Japanese 0 1 0 1 0 1 Reserve 7 I 8 Default paper size No 1 2 0 0 Letter 0 1 A4 1 0 Reserve 1 1 Reserve Selector No Function Setting and Specifications 1 2 Default media ...

Page 638: ...ng Selector No Function Setting and Specifications 1 I 8 Reserved Prohibit a change of the setting Selector No Function Setting and Specifications 1 I 8 Reserved Prohibit a change of the setting Selector No Function Setting and Specifications 1 I 8 Reserved Prohibit a change of the setting Selector No Function Setting and Specifications 1 I 8 Reserved Prohibit a change of the setting Selector No F...

Page 639: ...scanned There is a possibility that loading problem or dog ear problem occurs if the limited number is over a maximum number which machine can paper feeding Selector No Function Setting and Specifications 1 I 8 Reserved Prohibit a change of the setting Selector No Function Setting and Specifications 1 I 8 Reserved Prohibit a change of the setting Selector No Function Setting and Specifications 1 I...

Page 640: ...t which you have selected by using selectors from 2 to 8 Selectors 2 through 8 Paper feeding parameter for turning the document counter when the machine takes action duplex scanning These selectors are used to adjust the paper feeding distance from the standard position that the timing of the switch back roller is turned counter after scanning the first page when the machine takes action duplex sc...

Page 641: ...mited number of the documents for paper ejection of the duplex scanning from ADF These selectors are used to set the limited number of the paper ejection when the machine takes action duplex scanning from the ADF There is a possibility that loading problem or dog ear problem occurs if the limited number is over a maximum number which machine can paper feeding Selector No Function Setting and Speci...

Page 642: ...APPENDIX 2 DELETION OF USER SETTING INFORMATION etc This appendix describes how to delete user setting information etc Confidential ...

Page 643: ...emory data No transfer of PC FAX received data Ready polling data Timer sending data Collective sending data Received calls data Communication management report Net related information Operating Procedure 1 Press the MENU button 2 Press the or button then the Initial setup will appear on the LCD and press the OK button 3 Press the or button then the Reset will appear on the LCD and press the OK bu...

Page 644: ...APPENDIX 3 SERIAL NUMBERING SYSTEM This appendix describes the meaning of the serial number and property codes and the location of each label Confidential ...

Page 645: ...nd property labels for some other parts Refer to the information below for the meaning of the serial number and property codes and the location of each label Serial number labels for the machine itself How to Read Fig App 3 1 Location Fig App 3 2 MODEL MFC 8380DN SER NO A09 0014005 Rating label Back side View ...

Page 646: ...APPENDIX 4 SCREW CATALOGUE This appendix describes the used all screws in this machine by actual size Use this appendix when lose the screw type Confidential ...

Page 647: ... Taptite cup B M3x8 Taptite cup B M2x6 Taptite cup B M3x6 Taptite cup B M4x10 Taptite cup B M4x12 Taptite cup B M4x20 Taptite cup B M3x10 Taptite pan washer B M3x8 Taptite pan washer B M4x20 Screw pan S P washer M3 5x7 5 SR Screw pan S P washer M3 5x6 Screw pan S P washer M3x6 Taptite B M3x6 Taptite B M3x8 Screw M2x6 Taptite cup S M3x6 Taptite cup S M3x6 SR Taptite cup S M3x8 Taptite cup S M3x10 T...

Page 648: ...APPENDIX 5 REFERENCES This page provides the retrieve information It is possible to get the instruction of the subject by just clicking on the link next page Confidential ...

Page 649: ... DISTINGUISH ERROR CAUSE in Chapter 3 3 Diameter of rollers Refer to 5 2 The pitch which appears in the image caused by failure of a roller in Chapter 3 4 Periodical maintenance parts Refer to 1 1 Periodical Maintenance Parts in Chapter 4 5 Reset parts life Refer to 5 1 Resetting the Periodical Maintenance Parts Life in Chapter 7 6 Machine specification Refer to 2 SPECIFICATIONS LIST in Chapter 1 ...

Page 650: ...endix describes the manual specific acronyms and technical terms that are used in addition to the generally used ones The next page contains typical acronyms and technical terms that are used throughout these manuals Confidential ...

Page 651: ...ory Module dpi dots per inch DX Duplex EEPROM Electronically Erasable and Programmable Read Only Memory FR Feed Roller FU Fuser HEX Hexadecimal HUM Humidity HV High Voltage HVPS High Voltage Power Supply IEEE 1284 Institute of Electrical and Electronic Engineers 1284 IF Interface IPv4 Internet Protocol Version 4 IPv6 Internet Protocol Version 6 LCD Liquid Crystal Display LD Laser Diode LED Light E...

Page 652: ...App 6 2 Confidential Excluding the acronym shown on the wiring diagram or circuit diagram SOL Solenoid SP Spare Parts SX Simplex T1 Tray 1 TE Toner Empty THM Thermal TN Toner TR Transfer ...

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