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Brother MFC-9420CN, Service Manual

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Brother MFC-9420CN Service Manual Download Page 89

 

 

Confidential

 

5.1.50  HV Power Supply PU .........................................................................................5-60 

5.1.51  LV Power Supply PU / Power Supply Bracket PU ASSY ..................................5-61 

5.1.52  Fuser Connector PU ..........................................................................................5-62 

5.1.53  Toner Retract Solenoid PU (DESLY/DESLM/DESLC/DESLK) / 

Toner Retract Cam PU.......................................................................................5-63 

5.1.54  Toner Sensor PU (TTR) .....................................................................................5-64 

5.1.55  Toner Present Sensor PU ..................................................................................5-65 

5.1.56 Belt Sensor.........................................................................................................5-65 

5.1.57  Left Tray Guide PU / Paper Size Sensor PU / Room Temp Thermistor PU......5-66 

5.1.58  Left Toner Guide PU ..........................................................................................5-67 

5.1.59  Paper Exit Unit ...................................................................................................5-68 

5.1.60  Transfer Roller ASSY PU...................................................................................5-69 

5.1.61 Transfer Base ASSY PU ....................................................................................5-69 

5.1.62  Registration Roller ASSY PU .............................................................................5-70 

5.1.63 Registration Actuator PU....................................................................................5-70 

5.1.64  Exit Guide ASSY PU / Exit Drive ASSY PU / Exit Idle Roller ASSY PU............5-71 

5.1.65  Paper Sensor (PFUL).........................................................................................5-72 

5.1.66  Exit Roller ASSY PU / Paper Exit Actuator PU ..................................................5-73 

5.1.67  Fuser Exit Actuator PU.......................................................................................5-74 

5.1.68  Paper Sensor (PT2) ...........................................................................................5-74 

5.1.69  Discharging Brush PU........................................................................................5-75 

5.1.70 

  Back

 Cover Latch ASSY PU ..............................................................................5-76 

5.1.71  Transfer Roller Guide PU...................................................................................5-77 

5.1.72  Paper Guide (A) PU ...........................................................................................5-78 

5.1.73  Paper Guide (B) PU ...........................................................................................5-78 

5.1.74  Paper Guide (C) PU / Paper Sensor (PT1, PEU) / OHP Sensor PU /  

Tray Empty Actuator PU....................................................................................5-79 

5.1.75  Paper Guide (D) PU ...........................................................................................5-80 

5.1.76  Paper Feed Roller / Separator Pad....................................................................5-80 

5.2 LUBRICATION...............................................................................................................5-81 

5.3 HARNESS 

ROUTING ....................................................................................................5-82 

 

Summary of Contents for MFC-9420CN

Page 1: ...Confidential FACSIMILE EQUIPMENT SERVICE MANUAL MODELS MFC 9420CN ...

Page 2: ...opyright Brother 2005 All rights reserved No part of this publication may be reproduced in any form or by any means without permission in writing from the publisher Specifications are subject to change without notice ...

Page 3: ...rstanding the basic principles of operation as well as locating defects for troubleshooting CHAPTER 4 TRANSFER OF DATA LEFT IN THE MACHINE TO BE SENT FOR REPAIR Describes how to transfer data left in the machine to be sent for repair The service personnel should instruct end users to follow the transfer procedure given in this chapter if the machine at the user site cannot print received data due ...

Page 4: ...ON Provides instructions on how to update firmware stored in the flash ROM on the main PCB or load firmware to a new main PCB from the host PC No hardware replacement is required for updating APPENDIX 3 CUSTOMIZING CODES ACCORDING TO SHIPPING DESTINATION Lists the customizing codes for the various preferences exclusively designed for each destination e g language Those codes are stored in the memo...

Page 5: ...EW 3 1 3 2 PRINTER SECTION 3 2 3 2 1 Print System and Transfer System 3 7 1 Structure of the machine 3 8 2 Basic structure of the printing system 3 9 3 Details of each process 3 11 3 2 2 Laser ASSY PU 3 21 3 2 3 Paper Transportation System 3 22 3 2 4 Fusing Unit 3 23 3 3 STRUCTURE OF THE CONTROL SYSTEM 3 25 3 3 1 Basic Structure 3 25 1 Electrical system and function 3 25 3 3 2 Control System 3 32 ...

Page 6: ...PC Belt Cartridge 5 6 5 1 3 Paper Tray 5 6 5 1 4 Fusing Unit 5 7 5 1 5 Side Cover LR 5 11 5 1 6 Top Side L 5 12 5 1 7 ADF Unit 5 13 5 1 8 Scanner Unit 5 28 5 1 9 Pull Arm Scanner Slider L R 5 29 5 1 10 IS Lock Lever ASSY 5 30 5 1 11 Tray TP 5 30 5 1 12 Panel 5 31 5 1 13 Battery ASSY 5 35 5 1 14 Main PCB 5 36 5 1 15 NCU PCB ASSY 5 37 5 1 16 Top Side R 5 38 5 1 17 Cleaning Roller Cover PU Cleaning R...

Page 7: ...eloper Drive ASSY PU 5 50 5 1 38 OPC Drive Gear ASSY PU 5 50 5 1 39 Main Drive Gear ASSY PU 5 51 5 1 40 Waste Toner Feeder PU 5 52 5 1 41 Toner Sensor PU TPD 5 53 5 1 42 Right Toner Guide PU 5 54 5 1 43 Laser ASSY PU Laser Unit Fan ASSY PU 5 54 5 1 44 Inner Front Cover PU Front Cover PU 5 56 5 1 45 Right Tray Guide PU 5 56 5 1 46 Engine Control Board PU 5 57 5 1 47 Power Supply Fan PU Interlock Sw...

Page 8: ...xit Roller ASSY PU Paper Exit Actuator PU 5 73 5 1 67 Fuser Exit Actuator PU 5 74 5 1 68 Paper Sensor PT2 5 74 5 1 69 Discharging Brush PU 5 75 5 1 70 Back Cover Latch ASSY PU 5 76 5 1 71 Transfer Roller Guide PU 5 77 5 1 72 Paper Guide A PU 5 78 5 1 73 Paper Guide B PU 5 78 5 1 74 Paper Guide C PU Paper Sensor PT1 PEU OHP Sensor PU Tray Empty Actuator PU 5 79 5 1 75 Paper Guide D PU 5 80 5 1 76 P...

Page 9: ... 6 26 CHAPTER 7 CLEANING CHAPTER 8 MAINTENANCE MODE 8 1 MAINTENANCE MODE FOR THE MACHINE 8 1 8 1 1 Entry into the Maintenance Mode 8 1 8 1 2 List of Maintenance Mode Functions 8 2 8 1 3 User access to the Maintenance Mode 8 3 8 1 4 Detailed Descriptions of Maintenance Mode Functions 8 4 8 1 4 1 EEPROM Parameter Initialization Function mode 01 91 8 4 8 1 4 2 Printout of Scanning Compensation Data F...

Page 10: ...cation Function mode 82 8 25 8 1 4 18 Output of Transmission Log to the Telephone Line Function mode 87 8 25 8 1 4 19 Cancellation of the Memory Security Mode Not applicable to the Japanese model 8 25 8 1 4 20 Hex Dump Mode 8 26 8 1 4 21 Indication of the Firmware Version 8 26 8 2 ENGINE SERVICE MODE 8 27 8 2 1 Entry into the Engine Service Mode 8 27 8 2 2 List of Engine Service Mode Functions 8 2...

Page 11: ...tion 9 19 9 2 2 Precautions 9 19 9 2 3 Checking Prior to Troubleshooting 9 19 9 2 4 Troubleshooting Based on Problem Type 9 20 1 Software setting problems 9 20 2 Image failure 9 23 3 Paper transport error 9 50 4 Incorrect printout 9 52 5 Network problem 9 54 6 Troubleshooting of the control panel 9 58 7 Troubleshooting of fax functions 9 60 APPENDIX 1 SERIAL NUMBERING SYSTEM APPENDIX 2 FIRMWARE IN...

Page 12: ...APPENDIX 5 WIRING DIAGRAM APPENDIX 6 CIRCUIT DIAGRAMS NCU PCB U S A model NCU PCB Europe Oceania Asia model NCU PCB Japanese model POWER SUPPLY PCB 100V 127V POWER SUPPLY PCB 240V APPENDIX 7 VIEWING THE EVENT LOG FILE ...

Page 13: ...might cause an electrical shock The fusing unit becomes extremely hot during operation Wait until it has cooled down sufficiently before replacing consumable items The fusing unit is marked with a caution label Please do not remove or damage the label To prevent injuries be careful not to put your hands on the edge of the machine under the document cover or scanner unit To prevent injuries be care...

Page 14: ...wer cord from the AC power outlet to shut off the power completely To reduce the risk of shock or fire use only a No 26 AWG or larger telecommunication line cord CAUTION 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 IN...

Page 15: ...such as speakers or the base units of cordless phones Do not put objects on top of the machine ABOUT COPYING CAUTION Legal Limitations Color reproductions of certain documents are illegal and may result in either criminal or civil liability This memorandum is intended to be a guide rather than a complete listing of every possible prohibition In case of doubt we suggest that you check with counsel ...

Page 16: ...Confidential CHAPTER 1 PARTS NAMES FUNCTIONS ...

Page 17: ...ontains external views and names of components and describes their functions Information about the keys on the control panel is included to help you check operation or make adjustments CONTENTS 1 1 EQUIPMENT OUTLINE 1 1 1 2 CONTROL PANEL 1 2 1 3 COMPONENTS 1 4 ...

Page 18: ... Document Output Support Flap Document Cover Front Cover Paper Tray Control Panel USB Interface Connector Parallel Interface Connector AC Power Connector Back Cover Automatic Document Feeder ADF Back Cover Face down Output Tray Support Flap with Extension Support Flap Power Switch ...

Page 19: ... to the speaker in Fax mode or on standby you can press these keys to adjust the volume In standby mode you can press these keys to adjust the ring volume Search Speed Dial Lets you look up numbers that are stored in the dialing memory It also lets you dial stored numbers by pressing and a three digit number Press to scroll forward or backward to a menu selection or Press to scroll through the men...

Page 20: ...in color or black depending on the scanning setting in the ControlCenter2 0 software 8 Stop Exit Stops an operation or exits from the menu Redial Pause Redials the last number you called It also inserts a pause in quick dial numbers Hook Press before dialing if you want to make sure a fax machine will answer and then press Black Start or Color Start Also press this key after picking up the handset...

Page 21: ... ADF Unit Center Cover Top Cover ASSY Paper Exit Unit Cleaning Roller Cover PU Cleaning Roller PU Fusing Unit Transfer Unit Top Side R Right Side Cover PU Front Cover Laser ASSY Cover C Side Cover LR Side Cover LF HV Power Supply LV Power Supply Main PCB Engine Controller Board Battery ASSY Speaker I O Board Top Side L NCU PCB ...

Page 22: ...Confidential CHAPTER 2 SPECIFICATIONS ...

Page 23: ...hapter lists the specifications of this model which enables you to make a comparison of different models CONTENTS 2 1 GENERAL 2 1 2 1 1 General Specifications 2 1 2 1 2 Paper Specifications 2 2 2 1 3 Printable Area 2 3 2 2 SPECIFICATIONS LIST 2 4 ...

Page 24: ...canning Liquid Crystal Display LCD 16 characters x 2 lines Power Source 120V AC 50 60Hz 220 to 240V AC 50 60Hz Power Consumption Peak 1300w Sleep Average 16w Standby Average 155w Dimensions W x D x H 482mm x 512mm x 534mm with out carton Weight Without OPC belt Toner cartridge 30 5kg 67 2lb Temperature Operating 10 to 32 5 C 50 F to 90 5 F Storage 0 to 40 C 32 F to 104 F Humidity Operating 20 to 8...

Page 25: ...sheets 44lb or 165g m2 Up to 1 76 in 44 mm loading height Transparencies Up to 50 sheets N A Labels Up to 80 sheets N A Number of sheets Envelopes Up to 15 sheets or 7 sheets for H H condition N A H H High temperature High humidity 2 Recommended paper specifications Basis weight lb g m2 16 24 75 90 Thickness µm 80 110 Roughness sec Higher than 20 Stiffness cm3 100 90 150 Grain direction Long grain...

Page 26: ...ait Landscape 1 2 3 4 1 2 3 4 For all available paper sizes For all available paper sizes 1 4 2 mm 0 17 in 1 4 2 mm 0 17 in 2 4 2 mm 0 17 in 2 4 2 mm 0 17 in 3 4 2 mm 0 17 in 3 4 2 mm 0 17 in 4 4 2 mm 0 17 in 4 4 2 mm 0 17 in NOTE We recommend that you do not print within 15mm 0 6 in of the edges of envelopes ...

Page 27: ...Energy Star Compliant USA Only Yes Total Print pages Counter Internal LCD Print Copy pages Counter Internal LCD Print 16 characters x 2 lines Yes Yes 530 sheets LT 27CL N A up to 250 sheets 80g m2 face down Yes 47 x 10 9 mm Yes 1 color N A Starter Toner BK up to 5 000 pages C M Y up to 3 000 pages Yes Yes Yes Yes Yes Yes US CAN outer box 674 x 715 x 770mm US CAN inner box 575 x 625 x 740mm 220 240...

Page 28: ...Yes UK Denmark only Yes Australia New Zealand Singapore Hong Kong only FAX Modem Speed Transmission Speed ITU T Group Coding Method Color FAX Document Send Receive Color FAX Memory Send Receive Fax Tel Switch Super Fine Gray Scale Contrast Smoothing Dual Access Enhanced Remote Activate Station ID Remote Maintenance RX Mode Indication Resolution Indication Yes Yes Yes N A SL4C FB MFC 9420CN Less th...

Page 29: ...terface IEEE1284 Host Interface Hi Speed USB2 0 Ethernet 10 100Base TX Cable included Acceptable Media Card Slot PRINTER Color Mono Engine Type Resolution Speed ppm Duplex Printing Speed ppm First Print Out Time N A SL4C FB MFC 9420CN N A N A Yes N A N A Approx 2 seconds page A4 standard up to 400 pages ITU T Test Chart Standard Resolution MMR up to 500 pages Brother 1Chart Standard Resolution MMR...

Page 30: ...ick Thicker Transparencies Recycled Paper Envelopes Labels Standard tray 60 210 g m2 16 55 lbs Optional lower paper tray 60 105 g m2 16 28 lbs Legal Cassette 60 210 g m2 16 55 lbs N A 64 90 g m2 17 24 lb SL4C FB MFC 9420CN Yes Yes up to 99 Yes Remote Printer Console for PCL6 Win98 SE Me and NT4 0WS 2000 XP Driver with Auto Installer Program Mac OS9 1 9 2 OSX 10 2 4 or greater N A N A N A Color Yes...

Page 31: ... WebBRAdmin Network Print Software LPR Network Print Software NetBIOS SMTP Support OS version BUNDLED SOFTWARE For MAC Printer Driver TWAIN Viewer Control Center PC Fax Send FaxShare Software by Brother PC Fax Receive Parallel USB only Remote Setup Support OS version PHOTO CAPTURE CENTER Mac OS9 1 9 2 OSX 10 2 4 or greater N A Yes PageManager Yes for Mac OS X and USB only Yes N A Yes OS X only Yes...

Page 32: ...ansfer Roller 120 000 page Transfer Belt Cleaner 120 000 images Paper Pick up Roller Separator Pad 120 000 page Transfer Belt 300 000 images 5 000 hours Standard Embedded NC 6300h Yes SL4C FB MFC 9420CN Yes Yes Yes N A FP 4CL 60 000 page WT 4CL 12 000 image OP 4CL 60 000 image by coninuous printing TN 04C M Y up to 6 600 pages w 5 coverage Win98 SE Me and NT4 0WS 2000 XP Mac OS 9 1 9 2 Mac OS X 10...

Page 33: ...Confidential CHAPTER 3 THEORY OF OPERATION ...

Page 34: ... MECHANISM 3 2 3 2 1 Print System and Transfer System 3 7 1 Structure of the machine 3 8 2 Basic structure of the printing system 3 9 3 Details of each process 3 11 3 2 2 Laser ASSY PU 3 21 3 2 3 Paper Transportation System 3 22 3 2 4 Fusing Unit 3 23 3 3 STRUCTURE OF THE CONTROL SYSTEM 3 25 3 3 1 Basic Structure 3 25 1 Electrical system and function 3 25 3 3 2 Control System 3 32 1 Control of the...

Page 35: ...MODEM IC 8MB FLASH USB 32MB SDRAM NiMH battery 32MB SDRAM NCU PCB EXTEL SPEAKER LINE Analog SW AMP AMP ADF DOCUMENT FRONT SENSOR PANEL CPU or PANEL GA LCD KEY Matrix MAIN ASIC 2MB SDRAM CPU 2 0 ADF DOCUMENT REAR SENSOR 3cell 3 6V Back Light LED DFX336 MAIN PCB PANEL PCB SENSOR PCB FB MOTOR ADF MOTOR 16MB ROM Image processing ASIC2 Image processing ASIC1 Fig 3 1 ...

Page 36: ...Laser Scanning System The scanning system consists of the following 2 two functional parts which form an electrostatic latent image on the OPC belt by scanning it with a laser beam Scanner Unit Scanner Motor SCM 3 Transfer System The transfer system consists of the following 3 three functional parts and transfers the toner image formed on the transfer drum onto the page First Transfer Transfer Bel...

Page 37: ...nt Paper Feed Paper Cassette DC Charger Laser Assy I F Controller I F Control Sequence Control Laser Control Cleaning Transfer Unit Belt Cartridge Unit Main Motor Developer Motor Toner Cartridge Laser Diode Scanner Motor Resistration Roller MM DM LD SCM MCTL K Y M C Second Transfer Transfer Belt Belt Cleaning First Transfer OPC Belt Raer Cover Assy Fig 3 2 ...

Page 38: ...r scanning and transport systems Sequence Control Laser Control Fusing Temperature Control Interface Control Basic Mechanism of Color Printing 1 Principle of Color Printing Color printing is made through the subtractive process by combining the three primary colors yellow magenta and cyan Fig 3 3 shows the three primary colors and subtractive process C B K G M R Y Y Yellow M Magenta C Cyan R Red G...

Page 39: ...erred to the transported paper as shown in Fig 3 5 b 4 The toner on the paper is fused by the thermal fusing unit to fix the toner image onto the paper as shown in Fig 3 5 c Summarizing the above processes a toner color layer is formed on the transported paper and subsequently the color image is made through the subtractive process OPC Belt Transfer Belt Toner Cartridge Y M C K Fig 3 4 Y Y Y M M M...

Page 40: ... inner layer of an insulator material PET Mylar and an aluminum deposit layer in between The OPC belt is located as shown in Fig 3 6 as the main part of the print system Belt Cartridge Laser Assy Transfer Belt Toner Cartridge OPC Belt Charger Roller Fig 3 6 Photoconductor OPC Aluminum Deposit Layer Insulator Material Electrode Fig 3 7 ...

Page 41: ...tions 1 to 6 are required to form a full 24 bit color image on the transfer drum only one cycle of actions 7 8 and 9 is required to transfer the image to the paper from the transfer drum ready for fixing by actions 10 and 11 1 Chargimg 2 Exposing 4 First Transfer Transfer Belt OPC Belt 3 Developing Transfer Belt 5 Belt Discharge 6 OPC Belt Cleaning 7 Second Transfer Paper 9 Paper Dischanging 8 Tra...

Page 42: ...ning Blade Cleaning of OPC belt 8 Transfer Roller ASSY PU Transferring 9 Cleaning Roller PU Cleaning of transfer belt 10 Fusing Unit FU Fusing 11 Back Cover ASSY PU Paper Exit Unit Exiting of paper Fig 3 9 4 Belt Cartridge PU 3 Toner Cartridge PU K Y M C 2 Laser ASSY PU Paper Tray PU 1 OPC Charger Roller PU 7 Cleaning Blade 6 Belt Discharger Erase Lamp Paper Feed Roller PU 5 Transfer Belt 8 Transf...

Page 43: ... applied to the charger unit by the power supply CHV and a corona is generated as the result 3 The developer magnetic roller of the toner cartridges is biased to DBV V by the power supply DBV 4 The frame potential of the transfer drum is GND Fusing Unit FU Paper Tray PU OPC Belt Erase Lamp PU Cleaning Blade Laser Assy PU Cleaning Roller PU Back Cover Assy PU Transfer Belt Transfer Roller Paper Fee...

Page 44: ...o the difference of potential between VR V the latent image and DBV V and a visible toner image is formed as the result 5 Negatively charged toner on the OPC belt moves to the transfer drum surface in the transfer process because the GND potential of the transfer drum is greater than VR V of the OPC belt 6 The OPC belt is discharged by the erase lamp CBV CBV CBV CBV V0 V0 V0 V0 V0 V0 V0 V0 V0 V0 b...

Page 45: ...ig 3 9 2 Charge high voltage is applied to the OPC charger roller PU 3 Brush surface of the charger roller contacts and charges the OPC belt surface evenly CHV OPC Belt OPC Charger Roller PU Fig 3 12 2 Process of charging Refer to Fig 3 13 1 The status of the OPC belt surface before charging is CBV V 2 OPC charger roller PU charges evenly the OPC belt surface till V0 V by generating negative charg...

Page 46: ...gh lens and reflective mirror to form an electrostatic latent image 2 Process of Exposing Refer to Fig 3 14 1 The OPC belt surface has been charged to the potential Vo V in the charging process 2 Laser beam is scanned as rectangular to the forwarding direction of OPC belt 3 High speed switching of laser is made according to the transmitted image data 4 Charge of the areas radiated by the laser bea...

Page 47: ...f toner cartridge PU Developing is processed by this Dev roller contacting the OPC belt surface 2 Dev roller has been biased to the potential DBV V Fig 3 16 describes the relationship established between the potential of toner the potential V0 V at the non exposed area of OPC belt and the potential VR V at the exposed area of OPC belt 3 Developing is processed by the toner adhering to the OPC belt...

Page 48: ...Confidential 3 1 4 CBV DBV Fig 3 16 Y M C K Fig 3 17 ...

Page 49: ... transfer belt Refer to Fig 3 9 1 First transfer part is located as shown in Fig 3 9 2 Material of the drum is aluminum 3 The belt composed of the special film is provided to the drum surface as shown in Fig 3 18 4 As transfer belt contacts the OPC belt it rotates synchronous with the drum Aluminum Drum Tube Aluminum Drum Tube Film Transfer Belt Transfer Belt Fig 3 18 ...

Page 50: ...elt is moved onto the transfer belt due to the difference of potential between the OPC belt and transfer belt 4 Toner that has been developed by each color is moved from the OPC belt onto the transfer belt and two color toner image is overlapped on the transfer belt 5 Upon completion of the first transfer process the toner image is transferred onto a paper in the process of paper transfer Residual...

Page 51: ...U is located as shown in Fig 3 9 2 Luminous source of erase lamp is the 6 pieces of light emitting diodes LED 2 Process of discharging Refer to Fig 3 20 1 Though a toner image is transferred to the transfer belt in the first transfer process there is still a residual charge on the OPC belt 2 Residual charge VR V on the OPC belt is discharged by the radiation of erase lamp s light prior to cleaning...

Page 52: ... cartridge as shown in Fig 3 9 2 Process of OPC belt cleaning Refer to Fig 3 21 1 There is a residual toner on the OPC belt as it has not been transferred in the process of first transfer 2 Residual toner is mechanically scavenged by the blade edge 3 The scavenged residual toner is collected in the waste toner pack by the waste toner feeder OPC Belt Discharging Erase Lamp PU OPC Belt Cleaning Brad...

Page 53: ... roller and transfer belt 2 Process of belt cleaning Refer to Fig 3 22 1 Paper is transported as synchronizing with the transfer belt 2 Transfer roller operates as synchronizing with the transported paper and contacts with the transfer belt through the transported paper 3 Transported paper passes between the transfer roller and transfer belt In this instance the positive high voltage THV is inject...

Page 54: ...tacting to the belt cleaning brush 2 Process of transfer belt cleaning Refer to Fig 3 23 1 There is the residual toner on the surface of transfer belt after the paper transfer process 2 Cleaning brush is positively self biased Cleaning brush has the negatively charged residual toner fall off from the surface of transfer belt and electrically absorbs the residual toner into the belt cleaning brush ...

Page 55: ...tting source incorporating a laser diode 2 Cylinder Lens Condenser of laser beam 3 Polygon Mirror Hexahedral mirror scanning the laser beam 4 F θ Lens Focus lens for laser beam 5 Scanner Motor Motor to rotate the polygon mirror 6 Mirror Reflecting mirror for the laser beam path 7 LDC Laser diode control circuit 8 PD Photo detector 9 BTD Mirror Beam timing detector mirror to guide the laser beam to...

Page 56: ...ommodate papers to be automatically fed 2 Paper Feed Roller PU Roller to feed paper one by one preventing multi feed 3 Registration Roller PU Roller to transport papers as synchronizing with the transfer belt 4 Transfer Roller PU Component to be built in the paper exit unit consisting of the paper guide registration roller and transfer roller 5 Fusing Unit FU Mechanical part to fuse the toner imag...

Page 57: ...er image is melted and fused on the paper 1 Structure Fusing unit consists of the following component members Refer to Fig 3 26 1 Fuser Roller Heating roller that incorporates the heater in the roller 2 Back Up Roller Belt unit that presses the paper against the fuser roller 3 Fusing Heater Halogen lamp 4 Thermistor Sensor that detects temperature of fuser roller s surface 5 Thermostat Device that...

Page 58: ...o approx 150 C and received approx 200N from the opposite heat roller 4 When the paper carrying the toner images passes between the tow heat rollers the toner images are melted and fused on the transported paper 5 The paper carrying the fused image is separated from the heat rollers and ejected from the machine M Y C M Y Toner Image Paper a Before Fusing M R G Fixed Toner b After Fusing M Magenta ...

Page 59: ...ough paper exit Laser Output Control To control automatically the laser output to the default Fuser Temperature Control To control the fuser heater so that temperature of fuser roller and back up roller will be the default Toner Sensing Control To control the sensing procedures of toner empty status Interface Control Video Signal To process the input and output signal with the external controller ...

Page 60: ...ing Program Fusing Unit DC Power Supply Unit High Voltage Unit Interlock Switches Paper Sensor P EN Main Motor 2 Paper Sensor F CL Paper Sensor PT1 Paper Size Sensor PSU Paper Sensor EXF OHP Sensor 3 OHP Belt Sensor DPJ Paper Sensor F CL Toner Key Sensor 2 TNK Paper Sensor D EN Belt Sensor PBS Paper Sensor PT2 Waste Toner Sensor WTS Toner Sensor ASSY Developer Position Sensor Paper Full Sensor Tem...

Page 61: ...n the optical unit 6 I O Board PU IOD P W B To relay the signals between the controlled parts and MCTL P W B and to drive the controlled parts 7 LV Power Supply PU DC Power Supply Unit LVPS To provide the Machine with the power supply for the machine control 8 HV Power Supply PU High Voltage Power Supply Unit HVU To provide the machine with the high voltage power supply that is necessary for the p...

Page 62: ...ing unit 5 Power Supply Fan PU PSFAN To exhaust the heat of power supply unit and Interface controller 6 6 1 6 2 6 3 Interlock Switch PU Front Cover Switch Paper Exit Cover Switch Back Cover Switch DSW1 DSW2 DSW3 This the safety interlock switch when opening the cover 7 Laser Fan PU LDFAN To exhaust the heat of laser ASSY Fig 3 30 1 Main Motor PU 2 Developer Motor PU 3 Scanner Motor Laser ASSY 4 E...

Page 63: ...main gear unit 4 Cleaning Roller Solenoid PU FBSOL To drive the brush of drum cleaner by coupling the cleaner clutch to the main gear unit at timing of the drum cleaning 5 8 Developer Clutch PU DCL Y M C K To drive the Mg roller of desired color toner cartridge by coupling said toner cartridge to the developer gear unit at timing of the developing 9 Toner Retract Solenoid PU DSL Y N C K To relocat...

Page 64: ...r belt 8 OPC Marker Sensor PU PBS Photo sensor to detect the connecting position of the OPC belt 9 Toner Sensor PU TPD TTR Photo sensor to detect if the toner is empty or not for each toner cartridge 10 Waste Toner Sensor PU WTS LED TR Photo sensor to detect that the waste toner bottle is full of waste toner 11 Temperature Sensor for Fusing unit TH Thermistor to detect the fuser temperature 12 Out...

Page 65: ...nsor PU 5 OHP Sensor PU 7 Transfer Unit Sensor PU 8 OPC Marker Sensor PU 9 Toner Sensor PU 10 Waste Toner Sensor PU 11 Temperature Sensor for Fusing Unit 12 Output Tray Full Sensor PU 13 Toner Key Sensor PU 14 Room Temp Thermistor Sensor PU 6 Toner Density Sensor PU 16 ADF Front Sensor 15 ADF Rear Sensor ADF Sensor ...

Page 66: ...TNK Paper Sensor D EN Belt Sensor PBS Oil Sensor OIL Paper Sensor PT2 Waste Toner Sensor WTS Toner Sensor ASSY Developer Position Sensor Paper Full Sensor Temperature Sensor for Fusing Unit Video Controller MCTL Engine Controller Fig 3 33 1 Control Block Diagram Refer to Fig 3 33 No Name Function 1 Sequence Control To control the print sequence of machine 2 Temperature Control To control the tempe...

Page 67: ...ched on and radiated according to the video signal 2 Radiated laser beam is sensed by the photo detector PD and the detecting signal is fed back to the output control circuit 3 Output control circuit controls the radiation output to be constant by comparing the laser output default with the feed back value transmitted from the output sensing circuit 4 Laser beam scanned by the scanner motor is sen...

Page 68: ...of the heat roller HR RY Relay to prevent the further heating when it will be hotter than the set point within the fusing unit FU GA CPU Process circuit to process the temperature signal micro computer CM1 Sensor circuit for temperature signal for ACOFF signal CM2 Sensor circuit for temperature signal for HON signal CM3 Sensor circuit for temperature signal for processing Q Sensor circuit for shut...

Page 69: ...Confidential 3 3 5 Fig 3 35 ...

Page 70: ... thyristor TA Reference temperature approx 185 C to identify that it is excessively hot inside the fusing unit When it reaches to this point the relay RY turns off the power supply to the heat lamp is shut down and the machine stops the operation TPS Limit temperature to have the thermal cut off start melting and shutting down the power supply to the heat lamp if the temperature control circuit sh...

Page 71: ... the preset value of abnormal temperature TA for more than the specified time CPU forces the HON signal and ACOFF signal to turn off according to the timer control so that the machine stops H2 If the surface temperature of the heat roller does not reach to the preset temperature TS in the specified time after power on CPU forces the HON signal and ACOFF signal to turn off according to the timer co...

Page 72: ...g command status communication and transmits the synchronized video data to printer laser diode Operator panel is physically resident on the engine 2 Interface connection The interface connector of this machine is connected to the host system as shown in Fig 3 37 Interface Circuit Internal Connecting System Operator Panel Duplex unit Option Lower Feeder Unit Option DC Power Supply Printer Engine C...

Page 73: ...Confidential 3 3 9 3 Interface Circuit Printer side Fig 3 38 ...

Page 74: ... VIDEO N 10A RET GND 10B Reserve 11A Reserved 11B HSYNC N 12A ID2 N 12B Reserve 13A RET GND 13B VSYNC N 14A RET GND 14B Reserve 15A RET GND 15B STATUS 16A RET GND 16B IREADY N 17A RET GND 17B Reserve 18A RET GND 18B COMMAND 19A RET GND 19B PRREQ N 20A RET GND 20B Reserve 21A Reserved 21B Reserve 22A RET GND 22B KEY_STATUS N 23A Reserved 23B Reserve 24A Reserved 24B Reserve 25A RET GND 25B Reserve ...

Page 75: ...ISC CPU manufactured by NEC Clock speed 89MHz external 266MHz internal Cache memory 32KB Command cache 32KB Data cache Bus width 32bit external 64bit internal Internal Floating Point Unit FPU 2 ASIC block Model name PD800268F1 manufactured by NEC Appearance 316pin BGA Functions Controls CPU Controls memory Controls interrupts Timer External interfaces Centronics PCI IDE Compact Flash USB Engine in...

Page 76: ...ended DIMM type US 64MB Techworks 12345 0001 128MB Techworks 12462 0002 256MB Techworks 12469 0001 Europe 64MB Buffalo Technology VN133 64M 128MB Buffalo Technology VN133 128M 256MB Buffalo Technology VN133 256M 512MB Buffalo Technology VN133 512M Any combination of DIMM size can be installed into any slot in any order but it is recommended that the larger DIMM is install in Slot 0 For more inform...

Page 77: ...HSYNC Horizontal synchronization signal for printing VIDEO Video data signal COMMAND Command signal sent from the controller to the engine STATUS Status signal sent from the engine to the controller Fig 3 40 shows the timing of each signal after the power switch is turned on Power On 45sec MAX 20sec MAX 0 8 sec MAX 1 1 sec MAX for Continuous Printing 1 875 sec 0 1sec MIN 10ms MAX 8us MIN IREADY N ...

Page 78: ...8ms TYP 30ms MAX LSB LSB MSB MSB P P Fig 3 40 NOTE Based on Asynchronous communication method Command status communication must keep the Handshake rule Baud rate is 9600 bps Frame format one 1 start bit eight 8 data bits Start bit side is LSB Parity bit is MSB one 1 odd parity bit one 1 stop bit The video controller has to send an Initialize command to the engine controller after power on in order...

Page 79: ...d illustration on the next page shows the components making up the ADF document pull in roller document separation roller document feed roller ADF motor and document front and rear sensors For further details on the sensors see 4 Sensors Fig 3 41 CIS idle pulley CIS drive belt CIS unit CIS flat cable CIS drive ASSY CIS motor Scanner top cover White level reference film Document cover ADF ADF docum...

Page 80: ...peration if the document front sensor inside the ADF detects a document Separate roller shaft ASSY Separation rubber ASSY LF roller Separate roller Suction roller Pressure roller Separation roller shaft ASSY Document front actuator Document rear actuator Ejection roller ADF motor Document Document cover Pressure roller Document front actuator Document rear actuator Pressure roller ...

Page 81: ... under stationary document The user lifts the document cover places a page or open book face down on the glass plate and closes the document cover The CIS drive mechanism details below operates for each scanning command executed The CIS unit first moves to the white level reference film for white level compensation It then moves right scanning as it goes It returns to its home position after the s...

Page 82: ...Confidential CHAPTER 4 TRANSFER OF DATA LEFT IN THE MACHINE TO BE SENT FOR REPAIR ...

Page 83: ...to be sent for repair The service personnel should instruct end users to follow the transfer procedure given in this chapter if the machine at the user site cannot print received data due to the printing mechanism defective End users can transfer received data to another machine to prevent data loss CONTENTS 4 1 TRANSFERRING RECEIVED FAX DATA 4 1 ...

Page 84: ...unctions of the maintenance mode The FAX TRANSFER appears on the LCD 4 To check the number of received files press the 1 key The 1 NO OF JOBS appears on the LCD Press the Menu Set key and the number of received files appears just as NO OF JOBS 10 5 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 ke...

Page 85: ...Confidential 4 2 Cover page sample End page sample Fig 4 1 ...

Page 86: ...Confidential CHAPTER 5 DISASSEMBLY REASSEMBLY AND LUBRICATION ...

Page 87: ...ch the specified lubricants should be applied during reassembly jobs CONTENTS 5 1 DISASSEMBLY REASSEMBLY 5 1 Safety Precautions 5 1 Tightening Torque 5 2 Preparation 5 3 How to Access the Object Component 5 3 Disassembly Flowchart 5 4 5 1 1 AC Cord 5 5 5 1 2 OPC Belt Cartridge 5 6 5 1 3 Paper Tray 5 6 5 1 4 Fusing Unit 5 7 5 1 5 Side Cover LR 5 11 5 1 6 Top Side L 5 12 5 1 7 ADF Unit 5 13 5 1 8 Sc...

Page 88: ...tch PU 5 48 5 1 34 Developer Motor PU 5 48 5 1 35 Waste Toner Holder ASSY PU 5 49 5 1 36 Developer Clutch PU DCLY DCLM DCLC DCLK 5 49 5 1 37 Developer Gear PU Developer Drive ASSY PU 5 50 5 1 38 OPC Drive Gear ASSY PU 5 50 5 1 39 Main Drive Gear ASSY PU 5 51 5 1 40 Waste Toner Feeder PU 5 52 5 1 41 Toner Sensor PU TPD 5 53 5 1 42 Right Toner Guide PU 5 54 5 1 43 Laser ASSY PU Laser Unit Fan ASSY P...

Page 89: ...sfer Base ASSY PU 5 69 5 1 62 Registration Roller ASSY PU 5 70 5 1 63 Registration Actuator PU 5 70 5 1 64 Exit Guide ASSY PU Exit Drive ASSY PU Exit Idle Roller ASSY PU 5 71 5 1 65 Paper Sensor PFUL 5 72 5 1 66 Exit Roller ASSY PU Paper Exit Actuator PU 5 73 5 1 67 Fuser Exit Actuator PU 5 74 5 1 68 Paper Sensor PT2 5 74 5 1 69 Discharging Brush PU 5 75 5 1 70 Back Cover Latch ASSY PU 5 76 5 1 71...

Page 90: ...ctricity charged in your body may damage electronic parts Before handling the PCBs touch a metal portion of the machine to discharge static electricity charged in your body When transporting PCBs be sure to wrap them in conductive sheets such as aluminum foil 5 Be sure to reinsert self tapping screws correctly if removed 6 Tighten screws to the torque values listed on the next page 7 When connecti...

Page 91: ...canner top cover ASSY Taptite bind B M4x12 6 0 78 0 1 8 1 2 2 4 Drive frame ASSY Upper document chute Lower document chute Hinge ASSY L Taptite cup B M3x10 3 0 49 0 1 5 1 Hinge arm 1 For preventing the hinge ASSY L from coming out Taptite bind B M4x12 1 0 78 0 1 8 1 ADF motor Taptite bind S M3x6 1 0 69 0 1 8 1 FG connection Taptite cup S M3x6 1 0 78 0 1 8 1 Guide gear Taptite B M3x6 1 0 29 0 5 3 0...

Page 92: ...xt page is a disassembly flowchart which helps you access the object components To remove the fusing unit for example first find it on the flowchart and note its number 5 1 4 in this case To access it you need to remove all the parts above the fusing unit on the flowchart in this case before the unit itself can be removed Unless otherwise specified all parts should be replaced in the reverse order...

Page 93: ...ly Fan Duct PU 40s 50s 5 1 46 Engine Control Board PU 45s 50s 5 1 50 HV Power Supply PU 60s 60s 5 1 52 Fuser Connector PU 80s 80s 5 1 53 Toner Retract Solenoid PU DESLY DESLM DESLC DESLK Toner Retract Cam PU 40s 40s 5 1 51 LV Power Supply PU Power Supply Bracket PU ASSY 5 1 58 Left Toner Guide PU 55s 60s 10s 10s 5 1 57 Left Tray Guide PU Paper Size Sensor PU Room Temp Thermistor PU 50s 55s 5 1 54 ...

Page 94: ...Confidential 5 5 5 1 1 AC Cord 1 Disconnect AC cord from the machine Fig 5 1 AC cord Machine ...

Page 95: ... the OPC belt cartridge Fig 5 2 NOTE When replacing the OPC belt cartridge reset the OPC belt life counter referring to IF YOU REPLACE THE OPC BEL CARTRIDGE in Section 6 4 5 1 3 Paper Tray 1 Remove the paper tray NOTE Adjustment is required when the paper tray is changed Please refer to chapter 6 Lock lever BC Center cover OPC belt cartridge Center cover Lock lever BC ...

Page 96: ... installation may cause the H2 error 3 When replacing the fusing unit leave the machine for approx ten minutes while the power supply of the machine is ON Then turn it off and replace the unit Description of Applicable Work Replacement of Fuser Lamp Installation of Heater and Internal Wiring Pin Assignment 120V 240V 1 THS1 THS2 940W Fuser Connector Discharge Terminal Fuser Lamp Connector Pin No To...

Page 97: ...etscrew D ST3x6 1 piece and FU shoulder screw 2 pieces of the bottom fuser cover FU 8 Remove the setscrew E SM3x6 with washer 1 piece from the bottom fuser cover FU 9 Remove the setscrew F ST3x6 1 piece to remove the ground wire 10 Remove the setscrew G SM3x6 with washer 1 piece of the fuser lamp from the terminal Pull out the tube from the harness 11 Remove the bottom fuser cover FU from the fuse...

Page 98: ...tor ASSY FU from the bottom fuser cover FU CAUTION This is the replacement work of important part in terms of the product safety Therefore this work should be performed by the skillful personnel having the sound knowledge and at the location where the safety is ensured Measurement of the insulation resistance needs to be done The fusing unit and its peripheral parts are very hot approximately 100 ...

Page 99: ... 5 7 Fuser lamp Fuser roller HT H SM3x6 with washer E SM3x6 with washer Fuser lamp Lamp holder I SM3x6 with washer K FU shoulder screw L BT3x6 J ST3x6 with washer L BT3x12 Fuser connector FU Thermistor ASSY FU Bottom fuser cover FU ...

Page 100: ...Confidential 5 11 5 1 5 Side Cover LR 1 Remove the screw and then remove the side cover LR Fig 5 8 Side cover LR Screw ...

Page 101: ...Confidential 5 12 5 1 6 Top Side L 1 Remove the screw to remove the shield plate Fig 5 9 2 Remove the screw and then remove the top side L Fig 5 10 Screw Shield plate Top side L Screw ...

Page 102: ...idential 5 13 5 1 7 ADF Unit 1 Remove the harness cover Fig 5 11 2 Remove the screw to remove the two ground wires Fig 5 12 Ground wire Ground wire Screw Main PCB ADF harness FB motor harness Harness cover ...

Page 103: ...ectors and one CIS flat cable from the main PCB Fig 5 13 Main PCB ADF sensor harness CN11 FB motor harness CN12 ADF motor harness CN13 Panel PCB harness CN15 CIS flat cable Speaker CIS ADF sensor FB motor ADF motor Panel PCB Battery NCU Main PCB ...

Page 104: ...emove the ADF cover Fig 5 14 5 Release the two hooks and then remove the pressure roller ASSY 6 Remove the two LF springs from the ADF cover Fig 5 15 Pressure roller ASSY LF spring LF spring ADF cover Hooks 1 3 2 3 Pin Pin ADF cover Scanner unit 1 ...

Page 105: ...the two pressure rollers from the pressure roller shaft Fig 5 16 8 Open the ADF unit 9 Release the hook to remove the gear cover from the ADF unit Fig 5 17 Pressure roller shaft Pressure roller Hook Gear cover Gear cover ADF unit ...

Page 106: ...parate roller bushing from the ADF unit Fig 5 18 11 Remove the four cup B M3x10 taptite screws 12 Release the hook A to remove the upper document chute Fig 5 19 Separate roller shaft ASSY ADF unit Taptite cup B M3x10 Hook Hooks Upper document chute Hook A ADF unit Separate roller bushing Lock lever ...

Page 107: ...tion rubber ASSY from the upper document chute Fig 5 20 14 Remove the separation rubber from the ADF plate spring Fig 5 21 Separation rubber ASSY A A Upper document chute Hook Hooks ADF plate spring 1 2 3 Separation rubber ADF plate spring ...

Page 108: ...wo cup B M3x10 taptite screws from the lower document chute 19 Release the two hooks to remove the lower document chute NOTE When re connecting the connectors put them through the holes on the ADF unit before connecting Fig 5 23 Taptite cup B M3x10 Taptite cup B M3x10 Lower document chute Hook Hook 1 2 Ribs Hook ADF unit Ribs Taptite cup B M3x10 ADF FG harness ADF motor harness ADF motor ADF senso...

Page 109: ...ller ASSY Fig 5 24 21 Remove the two ejection rollers from the pressure roller shaft Fig 5 25 22 Remove the ADF unit ejection spring from the ADF unit Fig 5 26 Pressure roller shaft Ejection roller Ejection roller Ejection roller ASSY ADF unit Hook ADF unit ejection spring ADF unit ...

Page 110: ...r ASSY from the lower document chute Fig 5 27 25 Release the two hooks A and remove the ejection roller ASSY from the lower document chute Fig 5 28 LF roller ASSY Lower document chute Hooks Resin bearing Hook A Ejection roller bearing Lower document chute 1 3 1 1 Ejection roller ASSY 2 3 4 1 2 4 ...

Page 111: ...e ejection roller bearing from the ejection roller ASSY Fig 5 29 27 Remove the two cup B M3x10 taptite screws to remove the drive frame ASSY Fig 5 30 Lower document chute Taptite cup B M3x10 Drive frame ASSY Ejection roller ASSY Hook B Ejection roller bearing ...

Page 112: ...aptite screw from the drive frame ASSY to remove the ADF motor Fig 5 31 NOTE When re assembling drive frame ASSY assemble it so that the arm ASSY is at the top Fig 5 32 ADF motor Taptite bind S M3x6 Hook 1 2 Drive frame ASSY Arm ASSY Drive frame ASSY ...

Page 113: ... rear actuator from the lower document chute Fig 5 33 30 Remove the document front actuator from the lower document chute Fig 5 34 Document rear actuator Hook Lower document chute 1 2 3 Hook Document front actuator Lower document chute 1 2 3 ...

Page 114: ...g 5 35 32 Turn the lower document chute upside down 33 Release the pins and remove the document hold 34 Remove the document spring from the lower document chute Fig 5 36 Hooks A ADF sensor PCB ASSY Lower document chute Hooks 1 1 3 Hooks Document hold Document spring 1 2 3 1 Pin Lower document chute 2 Pin Hook ...

Page 115: ...over sub ASSY 36 Open the ADF unit and then release the hook to remove the document cover ASSY Fig 5 37 37 Move the spring as shown in the figure below 38 Remove the pressure roller ASSY Fig 5 38 Document cover ASSY ADF unit Hook Pressure roller ASSY Taptite bind B M4x12 Spring Hinge ...

Page 116: ...ee cup B M3x10 taptite screws to remove the hinge ASSY L 41 Remove the hinge from the hinge arm 42 Remove the one bind B M4x12 taptite screw to remove the hinge arm Fig 5 40 Document cover sub ASSY Hinge ASSY L Taptite cup B M3x10 Hinge arm Hinge Taptite bind B M4x12 Pressure roller shaft Pressure rollers 1 2 3 ...

Page 117: ...ider L 3 Remove the two screws from the scanner slider R Fig 5 41 4 Remove the cable cover to remove the CIS flat cable from the cable cover 5 Put up the scanner unit at right angles to remove it Fig 5 42 Screws Screws Scanner unit Scanner slider L Scanner slider R Scanner unit Cable cover CIS flat cable ...

Page 118: ... Remove the screw to remove the pull arm L pull arm guide L and pull arm spring 3 Remove the screw to remove the pull arm R pull arm guide R and pull arm spring Fig 5 44 Scanner slider L Scanner slider R Pull arm spring Pull arm R Pull arm L Pull arm R Pull arm L Pull arm spring Pull arm guide R Pull arm guide L ...

Page 119: ... 30 5 1 10 IS Lock Lever ASSY 1 Remove the IS lock lever ASSY as shown in the figure below Fig 5 45 5 1 11 Tray TP 1 Remove the tray TP from the top cover Fig 5 46 IS lock lever ASSY IS lock lever ASSY Tray TP 1 2 3 ...

Page 120: ...r hooks B to remove the panel cover ASSY Fig 5 47 3 Release the four hooks to float the panel unit 4 Remove the panel harness ASSY from the panel cover ASSY assembled on the back of the panel unit Fig 5 48 Hooks A Hooks B Panel cover ASSY Hooks A Hooks B Scanner unit Hooks Hook Hook Panel harness ASSY Panel unit Scanner unit ...

Page 121: ...ide down 6 Disconnect the connector of the backlight Fig 5 49 7 Release the three hooks C to remove the panel PCB from the panel unit Fig 5 50 Panel unit Backlight connector LCD harness Panel PCB Panel unit Pin Pin Hook C Hook C Hook C Hook Hook ...

Page 122: ... harness from the panel PCB Fig 5 51 9 Remove the rubber key NOTE When re assembling the rubber key make sure that the key works correctly Fig 5 52 Panel PCB Lock LCD harness Panel unit Bosses Bosses Bosses Bosses Panel unit Rubber key ...

Page 123: ...move the LCD from the LCD holder backlight module NOTE When re assembling the LCD assemble the LCD holder back light module onto the panel unit first put the hooks on the LCD cover into the panel unit and put the hook E into the panel unit Fig 5 54 LCD cover Hooks Panel unit LCD holder backlight module Hooks D Hook E Hook E LCD holder backlight module LCD Hooks ...

Page 124: ...Confidential 5 35 5 1 13 Battery ASSY 1 Disconnect the connector from the main PCB to remove the battery ASSY Fig 5 55 Battery ASSY Main PCB ...

Page 125: ...rom the main PCB 2 Remove the four screws A from the main PCB Fig 5 56 3 Disconnect the connector of the main PCB from the engine controller board Fig 5 57 Screws A Screws A Main PCB Speaker harness connector NCU harness ASSY connector Main PCB Engine controller board ...

Page 126: ... the NCU harness ASSY from the NCU PCB ASSY 3 Remove the two screws to remove the NCU PCB ASSY NOTE When re assembling the NCU PCB ASSY make sure that the LAN connector is connected and two hooks are caught securely Fig 5 59 Screw NCU unit Screw Screw NCU PCB ASSY NCU shield cover NCU harness ASSY Screw ...

Page 127: ... the top side R Fig 5 60 5 1 17 Cleaning Roller Cover PU Cleaning Roller PU 1 Open the center cover 2 Release the two hooks to remove the cleaning roller cover PU 3 Remove the cleaning roller PU Fig 5 61 Screw Top side R Back cover Center cover Cleaning roller cover PU Cleaning roller PU ...

Page 128: ...Confidential 5 39 5 1 18 Top Cover 1 Remove the four screws from the top cover 2 Release the two hooks to remove the top cover Fig 5 62 Center cover Screws Top cover Front cover Hooks ...

Page 129: ...he top cover Fig 5 63 5 1 20 Right Side Cover PU 1 Remove the waste toner pack PU 2 Remove the setscrew BT4x10 2 pieces of right side cover PU 3 Remove the right side cover PU from the machine Fig 5 64 Right side cover PU BT4x10 Waste toner pack PU Center cover Top cover ...

Page 130: ...5 65 5 1 22 Interlock Switch PU Front 1 Disconnect the connector connecting to the interlock switch PU front 2 Remove the interlock switch PU front from the switch base DF The switch is supported by the hooks and shaft Fig 5 66 Interlock switch PU front Connector Shaft Hooks Screws Side cover LF ...

Page 131: ... not cause the waste toner fall on the floor If the installation part is stained clean it off with the vacuum cleaner that is for the toner only or with cloth Fig 5 67 5 1 24 Waste Toner Agitator PU 1 Remove the coupling gear from the inside of the frame 2 Pull out the waste toner agitator PU Fig 5 68 BT3x8 Waste toner auger PU BT3x8 Frame Waste toner agitator PU Coupling gear Frame ...

Page 132: ...w BT3x8 2 pieces fixing the erase lamp PU to the sensor base TB 4 Disconnect the harness connector connecting to the erase lamp PU 5 Remove the erase lamp PU from the sensor base TB CAUTION Do not scratch the belt surface Do not touch the belt surface with bare hands When replacing the erase ramp board do not touch the transfer belt surface with your bare hands Fig 5 69 NOTE Adjustment is required...

Page 133: ...e TB from the frame 3 Remove the maker sensor from the sensor base TB Fig 5 70 5 1 27 Toner Density Sensor PU 1 Remove the setscrew BT3x8 2 pieces of the toner density sensor PU from the sensor base TB 2 Remove the toner density sensor PU from the sensor base TB Fig 5 71 BT4x8 Sensor base TB Maker sensor Toner density sensor PU Connector Connector Sensor base TB Toner density sensor PU BT3x8 ...

Page 134: ... harnesses connecting to the harness duct 2 Release the two hooks of the harness duct and remove the harness duct 3 Remove all harnesses from the harness duct Fig 5 73 Frame Cleaning roller clutch PU TS3x8 Connector Main motor PU Harness duct Fuser clutch PU Cleaning roller clutch PU Registration clutch PU TR cam clutch Paper feed clutch PU Paper exit unit Developer motor PU Connector Waste toner ...

Page 135: ...gear ASSY PU CAUTION Do not damage the output shaft otherwise it may cause the degradation of print quality Fig 5 74 5 1 30 Fuser Clutch PU 1 Remove the washer fixing the fuser clutch PU to the shaft 2 Remove the fuser clutch PU from the shaft Fig 5 75 Main motor PU BT3x12 OPC drive gear ASSY PU Shaft Fuser clutch PU Washer ...

Page 136: ...otors ensure to secure each of them onto the correct position since they are exactly alike If they cannot be identified check their parts numbers 5 1 32 Registration Clutch PU 1 Remove the washer fixing the registration clutch PU to the shaft 2 Remove the registration clutch PU from the shaft Fig 5 77 Washer TR cam clutch Shaft Shaft Washer Registration clutch PU ...

Page 137: ...shaft Fig 5 78 5 1 34 Developer Motor PU 1 Remove the setscrew ST3x6 4 pieces fixing the developer motor PU 2 Remove the developer motor PU from the developer drive ASSY PU NOTE Do not damage the output shaft otherwise it may cause the degradation of print quality Fig 5 79 Shaft Washer Paper feed clutch PU Developer motor PU ST3x6 Developer drive ASSY PU ...

Page 138: ... in the holder ASSY PU and therefore is replaced by a waste toner holder ASSY PU as the module 5 Remove the base from the frame Fig 5 80 5 1 36 Developer Clutch PU DCLY DCLM DCLC DCLK 1 Remove the washer fixing the developer clutch PU to the shaft 2 Remove the developer clutch PU from the shaft Fig 5 81 BT3x8 BT3x8 Waste toner holder ASSY PU Waste toner sensor PU Waste toner feeder pipe Plate BT3x...

Page 139: ... 3 Remove the setscrew BT3x8 4 pieces of the developer drive ASSY PU 4 Remove the developer drive ASSY PU from the frame Fig 5 82 5 1 38 OPC Drive Gear ASSY PU 1 Remove the setscrew BT4x10 4 pieces of the OPC drive gear ASSY PU 2 Remove the OPC drive gear ASSY PU from the frame Fig 5 83 Frame Developer drive ASSY PU BT3x8 BT3x8 Developer gear PU Developer gear PU Washer Frame OPC drive gear ASSY P...

Page 140: ... back cover 4 Remove the setscrew BT4x10 3 pieces and ST3x6 2 pieces of the side base stay R to remove the side base stay 5 Remove the setscrew BT4x10 4 pieces fixing the main drive gear ASSY PU 6 Pull out the main drive gear ASSY PU from the frame Fig 5 84 BT4x10 Main drive gear ASSY PU Frame BT4x10 ST3x6 BT4x10 ST3x6 Side base stay R ST4x6 ...

Page 141: ... frame In this instance as the waste toner may leak from the toner feeder part in the pipe prepare the waste toner tray to prevent the waste toner from falling on the floor Clean the inside of the machine if any stain with the vacuum cleaner that is for the toner only It would be better to apply a grounding wire to the vacuum cleaner to prevent static charge Vacuum the toner remained in the waste ...

Page 142: ...HV power supply PU installed properly After above confirmation confirm the safety through the withstand voltage test or with the insulation tester CAUTION Replacement of the toner sensor PU TPD TTR requires the substantial disassembly and also reassembly As the inappropriate assembly procedures and the wrong use of screws affect the product safety and the product performance the appropriate assemb...

Page 143: ...er guide PU from the frame Fig 5 87 5 1 43 Laser ASSY PU Laser Unit Fan ASSY PU 1 Disconnect the connector connecting to the laser unit fan ASSY PU 2 Remove the setscrew BT4x8 1 piece of the laser unit fan ASSY PU and remove the laser unit fan ASSY PU Fig 5 88 BT4x8 Right toner guide PU Frame BT4x8 Laser unit fan ASSY PU Connector ...

Page 144: ...IB is scanned in the laser ASSY PU Do not attempt to disassemble the laser ASSY PU because it is dangerous The laser ASSY PU for maintenance is replaceable by the unit No internal adjustment is required for the laser ASSY PU Test drive and confirmation of the drive must be done only after installing the cover to prevent the laser beam from being transmitted out of the machine Fig 5 89 TS3x12 Laser...

Page 145: ...ou the support pin left and right connecting to the frame with the front door unit closed and then disconnect the connection 5 Remove the inner front cover PU from the frame Fig 5 90 5 1 45 Right Tray Guide PU 1 Remove the setscrew BT3x8 2pieces of the right tray guide PU 2 Remove the right tray guide PU from the frame Fig 5 91 BT3x8 BT3x8 Inner front cover PU Front cover PU Fixing band Support pi...

Page 146: ...into the NVRAM Refer to 6 2 IF YOU REPLACE THE ENGINE CONTROL BOARD PU 1 Remove the setscrew ST3x6 3 pieces of the shield cover A 2 Remove the shield cover A Fig 5 92 3 Disconnect all the connectors connecting to the engine controller board PU 4 Remove the setscrew ST3x6 5 pieces of the engine controller board PU 5 Remove the engine control board PU from the frame Fig 5 93 ST3x6 Engine controller ...

Page 147: ...N Do not have the fan duct ASSY step on the harness Interlock Switch is the important part in terms of the safety The replacement work of the interlock switch should be done by the skilled personnel having the sound knowledge on the product safety This interlock switch PU is the part of unique specification Do not use any switch other the specified Each interlock switch PU 3 kinds at the front top...

Page 148: ...Fig 5 95 5 1 49 Scanner Door Sensor 1 Remove the scanner door sensor actuator from the power supply fan duct PU 2 Remove the scanner door sensor from the power supply fan duct PU Fig 5 96 Scanner door sensor actuator Power supply fan duct PU Scanner door sensor Hooks Hooks Speaker ...

Page 149: ...4 pieces and BT3x8 7 pieces of the HV power supply PU Since 2 kinds of the screw are used confirm the screw before using 5 Remove the HV power supply PU from the frame CAUTION This is the replacement work of the unit that generates high voltage Therefore this work should be done by the qualified personnel having the sound knowledge on the product safety Fig 5 97 Controller box ST3x6 BT3x8 ST3x6 ST...

Page 150: ...to the LV power supply PU 6 Remove the setscrew with washer 7 pieces of the LV power supply PU 7 Remove the LV power supply from the frame CAUTION This is the replacement work of the important parts pertaining to the product safety This work must be done by the skillful personnel having the sound knowledge on the product safety and in the facility where the safety can be ensured This work requires...

Page 151: ...5 Remove the shield base LV from the frame 6 Disconnect the connector from the fuser connector PU 7 Remove the setscrew FST3x10 2 pieces of the fuser connector PU 8 Remove the fuser connector PU from the shield base HV CAUTION This the replacement work of the unit generating high voltage and therefore must be done by the skill personnel having the sound knowledge on the product safety Fig 5 99 Fus...

Page 152: ...cement of the developer retract solenoid requires the substantial disassembly and also reassembly As the inappropriate assembly procedures and the wrong use of screws affect the product safety and the product performance the appropriate assembly procedures and the caution items must be respected This work requires the insulation withstand voltage test and the measurement of the insulation resistan...

Page 153: ...power supply PU installed properly After above confirmation confirm the safety through the withstand voltage test or with the insulation tester CAUTION Replacement of the toner sensor PU TPD TTR requires the substantial disassembly and also reassem bly As the inappropriate assembly procedures and the wrong use of screws affect the product safety and the product performance the appropriate assembly...

Page 154: ...ushing the sensor to the front side and then tighten the setscrew to fix the sensor Fig 5 102 5 1 56 Belt Sensor 1 Remove the setscrew ST3x6 1 piece of the sensor base PB 2 Remove the sensor base PB from the IOD base 3 Disconnect the connector connecting to the belt sensor 4 Remove the belt sensor from the sensor base PB Fig 5 103 Frame BT3x6 Toner present sensor PU BT3x6 Sensor base PB Belt senso...

Page 155: ...curely installed to the indicated position Isn t any harness caught Is the appropriate screw used After above confirmation confirm the safety through the withstand voltage test or with the insulation tester WARNING Replacement of the paper size sensor PU PSU requires the substantial disassembly and also reassembly As the inappropriate assembly procedures and the wrong use of screws affect the prod...

Page 156: ...al 5 67 5 1 58 Left Toner Guide PU 1 Remove the setscrew BT4x8 1 piece and BT3x6 2 pieces of the left toner guide PU 2 Remove the left toner guide PU from the frame Fig 5 105 Frame Left toner guide PU BT3x6 BT4x8 ...

Page 157: ...move the support plate 5 Slide the paper exit unit to the right side to release the hinge shaft from the frame 6 Pull the paper exit unit to the backside and then remove it CAUTION When pulling the back cover ASSY PU make it slowly by releasing the tension of the rear unit support Be careful about the abrupt return of the rear unit support due to the reaction of the spring Fig 5 106 Support plate ...

Page 158: ...7 5 1 61 Transfer Base ASSY PU 1 Remove the setscrew ST3x6 3 pieces and BT3x8 3 pieces of the transfer base ASSY PU 2 Remove the transfer base ASSY PU Fig 5 108 Paper exit unit Transfer roller ASSY PU Paper exit unit Transfer base ASSY PU ST3x6 ST3x6 BT3x8 Transfer base ASSY PU ST3x6 ST3x6 BT3x8 ...

Page 159: ...istration roller ASSY PU from the transfer unit base Fig 5 109 NOTE Adjustments is required when the Registration Roller is changed Please refer to chapter 6 5 1 63 Registration Actuator PU 1 Remove the registration actuator PU that is installed to the transfer unit base Fig 5 110 Transfer unit base Registration roller ASSY PU Coupling gear Washer Bearing Bearing Washer Transfer unit base Registra...

Page 160: ...Idle Roller ASSY PU 1 Disconnect the two connectors connecting to the exit guide ASSY PU 2 Remove the exit guide ASSY PU by removing the setscrew ST3x6 2 pieces and FST3x10 2 pieces Fig 5 111 Back cover FST3x10 FST3x10 Exit guide ASSY PU ST3x6 ST3x6 Connector Connector ...

Page 161: ...of the back cover latch arm 7 Remove the back cover latch arm from the exit guide ASSY PU 8 Remove the setscrew ST3x8 2 pieces of the exit idle roller ASSY PU 9 Remove the exit idle roller ASSY PU from the exit guide ASSY PU Fig 5 112 5 1 65 Paper Sensor PFUL 1 Remove the paper sensor PFUL from the exit idle roller ASSY PU Fig 5 113 Spring Exit drive ASSY PU ST3x8 ST3x8 Exit guide ASSY PU Back cov...

Page 162: ...oller shaft sagging This roller shaft sagging 4 Remove the paper exit actuator PU 5 Remove the washer a and bearing a from the exit roller ASSY PU 6 Remove the washer b and bearing b from the exit roller ASSY PU 7 Remove the exit roller ASSY PU from the exit guide ASSY PU Fig 5 114 Exit guide ASSY PU Coupling gear Washer a Paper exit actuator PU Actuator Roller shaft sagging Washer b Bearing b Bea...

Page 163: ...xit actuator PU to the arrow direction 3 Remove the fuser exit actuator PU from the exit guide ASSY PU Fig 5 115 5 1 68 Paper Sensor PT2 1 Remove the paper sensor PT2 from the exit guide ASSY PU Fig 5 116 Washer Fuser exit actuator PU Exit guide ASSY PU Exit guide ASSY PU Paper sensor PT2 ...

Page 164: ...ver 2 Remove the setscrew BT3x8 2 pieces of the shaft holder 3 Remove the shaft holder from the exit guide ASSY PU 4 Remove the discharging brush PU from the exit guide ASSY PU Fig 5 117 Hinge cover BT3X8 BT3x8 Discharging brush PU Shaft holder Exit guide ASSY PU Hooks ...

Page 165: ...rm ring 3 Remove the back cover latch ASSY PU from the back cover Fig 5 118 4 Remove the setscrew BT3x8 1 piece of the back cover latch ASSY PU 5 Remove the arm ring lever from the back cover latch ASSY PU 6 Remove the arm ring from the arm ring lever Fig 5 119 Back cover Back cover latch ASSY PU Arm ring BT3x8 ST3x6 Arm ring Arm ring lever Back cover latch ASSY PU BT3x8 ...

Page 166: ... 1 71 Transfer Roller Guide PU 1 Remove the setscrew ST3x6 4 pieces of the transfer roller guide PU 2 Remove the transfer roller guide PU from the back cover Fig 5 120 Back cover ST3x6 ST3x6 ST3x6 Transfer roller guide PU ...

Page 167: ...etscrew BT3x8 2 pieces of the paper guide A PU 2 Remove the paper guide A PU Fig 5 121 5 1 73 Paper Guide B PU 1 Remove the setscrew BT3x8 2 pieces of the paper guide B PU 2 Remove the paper guide B PU Fig 5 122 BT3x8 Paper guide A PU BT3x8 Paper guide B PU ...

Page 168: ...uide C PU from the frame 5 Remove the paper sensor PT1 from the paper guide C PU 6 Remove the setscrew BT3x8 2 pieces fixing the OHP sensor PU 7 Remove the OHP sensor PU Board from the paper guide C PU 8 Remove the tray empty actuator PU from the paper guide C PU 9 Remove the harness from the paper sensor PEU 10 Remove the paper sensor PEU from the paper guide C PU Fig 5 123 BT3x8 Paper sensor PT1...

Page 169: ...ide D PU 2 Remove the paper guide D PU from the frame Fig 5 124 5 1 76 Paper Feed Roller Separator Pad 1 Sliding the paper feed roller along the shaft remove it from the shaft 2 Pull out the separator pad from the frame Fig 5 125 Frame Paper guide D PU BT3x8 Separator pad Paper feed roller Frame ...

Page 170: ...ubrication points Lubricant amount Molykote EM 30LG Dow Corning Document pull in roller Document separation roller 4 mm dia ball Document pull in roller and Document separation roller Apply a 4mm dia ball of grease Molykote EM 30LG to each of the following lubrication points Fig 5 126 Document pull in roller Document separation roller ...

Page 171: ...Confidential 5 82 5 3 HARNESS ROUTING ADF unit 1 Side cover L Hole Hole Main PCB ADF motor ADF sensor PCB Hooks Hole ADF unit Document scanner Insert Ground wire ...

Page 172: ...Confidential 5 83 CIS unit 2 Side cover L Hole Main PCB CIS unit CIS flat cable Document scanner Insert ...

Page 173: ...Confidential 5 84 FB motor 3 Side cover L Hole Hole Main PCB Document scanner FB motor FB motor harness Insert ...

Page 174: ...Confidential 5 85 Panel unit 4 Side cover L Main PCB Document scanner Insert Hole Hole Hook Hook Panel cover ASSY Panel unit Panel harness ...

Page 175: ...Confidential CHAPTER 6 ADJUSTMENTS AND UPDATING OF SETTINGS REQUIRED AFTER PARTS REPLACEMENT ...

Page 176: ...5 Setting Which Allows the User to Select the Country 6 2 6 2 IF YOU REPLACE THE ENGINE CONTROL BOARD PU 6 4 6 3 ADJUSTMENT OF THE GUIDE B POSITION OF TOP FUSE COVER FU 6 5 6 4 PERIODIC MAINTENANCE PROCEDURES 6 6 6 4 1 Replacement of OPC Belt Cartridge 6 6 6 4 2 Replacement of Fusing Unit 6 10 6 4 3 Replacement of Transfer Roller ASSY PU 120K KIT 6 13 6 4 4 Replacement of Cleaning Roller PU 120K K...

Page 177: ...de If you press the Stop Exit key or no keys are pressed for one minute in the above procedure the machine stops the procedure and returns to the initial stage of the maintenance mode 6 1 2 EEPROM Parameter Initialization 1 Press the 0 and 1 keys or the 9 and 1 keys according to your need in this order in the initial stage of the maintenance mode The PARAMETER INIT appears on the LCD 2 Upon comple...

Page 178: ... program automatically to ask the user to select the country when it is turned on for the first time In case that the customer is not specified or the setting is uncertain and country setting needs to be done by customers 1 Turn the machine on The SET COUNTRY and PRESS SET KEY appear alternately on the LCD 2 Press the 1 and 3 keys at the same time It skips EEPROM customizing NOTE In this case the ...

Page 179: ...in this order in the initial stage of the maintenance mode The current customizing code appears 3 Enter the desired customizing code OCEANIA version 2056 EUROPE version 2054 The newly entered code appears NOTE If a wrong 4 digit code is entered the machine will malfunction 4 Press the Black Start key The machine saves the setting and returns to the initial stage of the maintenance mode 5 To exit t...

Page 180: ...lue Reference Section Chapter 8 Top Margin set value 43 Margin Adjust Left Margin set value 1 Page 8 37 LP Tune Up Adjustment value 0 in ordinary case 3 1 Page 8 39 THV Tune Up Adjustment value SIMPLEX PPC OHP ENV MTS TS1 TS2 0 3 2 Page 8 40 DBV Tune Up Adjustment value 0 in ordinary case 3 3 Page 8 41 CBV Tune Up Adjustment value 0 in ordinary case 3 4 Page 8 42 45 FBV Tune Up Adjustment value 0 ...

Page 181: ...FU with the setscrews ST3x6 2 pieces 2 Loosen the Guide B setscrews BT3x8 2 pieces to make the Guide B attached to the Separation Guide 3 Tighten the setscrews BT3x8 2 pieces to clamp the Guide B 4 Put the protective seal on the head of setscrews ST3x6 BT3x8 Protective seal Guide B Separation Guide Fig 6 1 ...

Page 182: ...ler Every 120 000 pages Serviceperson only 6 Transfer Unit PU Every 300 000 images Serviceperson only 6 4 1 Replacement of OPC Belt Cartridge Criterion of Replacement OPC belt cartridge should be replaced with a new cartridge at 60 000 images or 12 months whichever comes earlier When time is due for replacement of OPC belt cartridge the following maintenance message appears on the LCD of the contr...

Page 183: ...ig 6 2 4 To release the lock push the green belt cartridge lock levers on both sides inwards Fig 6 3 5 Remove the OPC belt cartridge from the machine Fig 6 4 Center cover OPC belt cartridge Belt cartridge lock levers Belt cartridge lock levers ...

Page 184: ...idge Fig 6 5 2 Remove the protective sheet from the new OPC belt cartridge Do not touch the green part of the OPC belt cartridge Fig 6 6 3 Put the new OPC belt cartridge into the machine guides with the flat side facing you Fig 6 7 Belt tension release pin Belt tension release pin Protective sheet OPC belt cartridge ...

Page 185: ...elt cartridge life counter is reset and the machine returns to the normal standby status Resetting the OPC belt cartridge life counter from the maintenance mode supporting all versions of the firmware 1 Press the Menu Set and Black Start keys Next press the key four times to make the machine enter the maintenance mode 2 Press the 8 and 0 keys in this order 3 Press the Black Start key a few times s...

Page 186: ...the deterioration of the fuser roller Tools and Replacement Materials Fusing unit 1 unit Voltage specification to be confirmed WARNING Fusing unit and its peripheral parts are very hot Prior to starting the replacement work leave the machine for approx ten minutes while the power supply of the machine is ON Then turn it off and check that the unit and parts are well cooled down Work Procedure Sequ...

Page 187: ... sides of the fusing unit Fig 6 10 4 Hold the handles on both sides as you take the fusing unit out of the machine Fig 6 11 Sequence of Assembling 1 Put the new fusing unit into the machine Be sure to insert the fusing unit completely into the machine Fig 6 12 Lock lever Lock lever Fusing unit Fusing unit ...

Page 188: ...rs on the LCD 2 Press the 1 key The fusing unit life counter is reset and the machine returns to the normal standby status Resetting the fusing unit life counter from the maintenance mode supporting all versions of the firmware 1 Press the Menu Set and Black Start keys Next press the key four times to make the machine enter the maintenance mode 2 Press the 8 and 0 keys in this order 3 Press the Bl...

Page 189: ...ed Purpose of Replacement To prevent the transfer efficiency from declining due to deterioration of the transfer roller ASSY PU Necessary Tools and Replacement Materials 1 Two or three pieces of cotton cloth for cleaning 2 Transfer roller ASSY PU one unit Work Procedures Sequence of Disassembling 1 Turn off the machine s power switch 2 Open the back cover of the machine 3 Release the lock levers o...

Page 190: ... roller lever shafts both sides to match the transfer unit grooves Put the transfer roller ASSY PU onto the shafts and place the roller onto the springs as shown below Fig 6 17 2 Push the lock levers down to lock the transfer roller ASSY PU into place 3 Close the back cover 4 Turn the machine s power switch back on Transfer roller ASSY PU Lock levers Transfer roller shaft Spring ...

Page 191: ... pad and the transfer unit is strongly recommended Purpose of Replacement To prevent the cleaning efficiency from declining due to deterioration of the cleaning roller PU CAUTION When assembling the cleaning roller PU firstly connect the bearing and the bias pole Prior to starting above assembling reconfirm this connection to have been done properly Necessary Tools and Replacement Materials 1 Two ...

Page 192: ...nto the machine by gently placing the brass bearings into the guides and then pushing the handle down until the bearings click into place Make sure the cleaning roller PU is free to move slightly upwards rotating slightly around the bearings in the housing after you have installed it Fig 6 21 3 Put the cleaning roller cover PU back in 4 Close the center cover and then close the scanner unit 5 Turn...

Page 193: ...the feeding jam 17 MEDIA JAM FEED occurs The following message appears in LCD of the control panel Replace 120K Kit NOTE At the same time replacement of the paper feed roller the cleaning roller the separator pad and the transfer unit is strongly recommended Work Procedures Sequence of Disassembling 1 Pull out the paper tray 2 Open the front cover and back cover 3 Remove the screw to remove the to...

Page 194: ...piece and collar from the support band 8 Disconnect the connector of paper sensor 9 Close the back cover to remove the setscrew ST4x6 2pieces 10 Open the back cover to remove the support plate 11 Remove the back cover Fig 6 24 Back cover Support band Back cover BT4x20 Right side cover PU Waste toner pack PU BT4x10 Collar Hinge shaft Connector of paper sensor Support plate ST4x6 Right side base ASS...

Page 195: ...ig 6 25 14 Remove the setscrew BT3x8 2 pieces from the paper guide C PU 15 Remove the paper guide C PU 16 Sliding the paper feed roller along the shaft remove it from the shaft 17 Pull out the separator pad from the frame Fig 6 26 Paper guide B PU Paper feed roller Paper guide C PU Separator pad BT3x8 BT3x8 BT3x8 ...

Page 196: ...ed roller 3 Secure the paper guide C PU with the setscrew BT3x8 2 pieces Fig 6 27 4 Install the paper guide B PU into the machine 5 Secure the paper guide B PU with the setscrew BT3x8 2 pieces Fig 6 28 Paper guide B PU Paper feed roller Paper guide C PU Separator pad BT3x8 BT3x8 BT3x8 ...

Page 197: ...frame with the setscrew ST4x6 1piece and collar 10 Connect the connector of the paper sensor Fig 6 29 11 Secure the right side cover R with the setscrew BT4x10 2pieces 12 Install the waste toner pack PU Fig 6 30 Right side cover R BT3x8 BT4x10 Back cover Back cover Support band BT4x20 Collar Hinge shaft Connector of paper sensor Support plate ST4x6 Right side base ASSY Waste toner pack PU ...

Page 198: ...e on the LCD and press the Black Start key several times until the 120K_CH message appears 3 Press the 2 7 8 and 3 keys in this order to reset the counter of the 120K Kit 4 Press the 9 key twice so that the printer returns to the standby status CAUTION This work is one of periodic replacement jobs but cannot be the customer This should be implemented upon request of customer or at periodic mainten...

Page 199: ... same time replacement of the paper feed roller the cleaning roller the separator pad and the transfer unit is strongly recommended Work Procedures Sequence of Disassembling 1 Turn off the printer power switch 2 Open the back cover 3 Remove the knob screw 2 pieces of the transfer unit PU from rear 4 Holding the band provided at the top side of the transfer unit PU pull out the transfer unit PU fro...

Page 200: ...e LOG INFO message on the LCD and press the Black Start key several times until the 120K_CH message appears 3 Press the 2 7 8 and 3 keys in this order to reset the counter of the 120K Kit 4 Press the 9 key twice so that the printer returns to the standby status CAUTION This work is one of periodic replacement jobs but cannot be the customer This should be implemented upon request of customer or at...

Page 201: ...imes to make the machine enter the maintenance mode 2 Press the 8 and 0 keys in this order 3 Press the Black Start key a few times so that OPC belt cartridge appears on the LCD 4 Press the 2 7 8 3 keys in this order Then the OPC belt cartridge life counter is reset 5 Press the Stop Exit key so that the machine returns to the initial status of the maintenance mode 6 Press the 9 key twice to exit fr...

Page 202: ...s to make the machine enter the maintenance mode 2 Press the 8 and 0 keys in this order 3 Press the Black Start key a few times so that Fusing unit appears on the LCD 4 Press the 2 7 8 3 keys in this order Then the fusing unit life counter is reset 5 Press the Stop Exit key so that the machine returns to the initial status of the maintenance mode 6 Press the 9 key twice to exit from the maintenanc...

Page 203: ...Confidential CHAPTER 7 CLEANING ...

Page 204: ...Confidential CHAPTER 7 CLEANING For the cleaning procedures of the drum unit and toner cartridge refer to the User s Guide ...

Page 205: ...Confidential CHAPTER 8 MAINTENANCE MODE ...

Page 206: ...de 06 8 7 8 1 4 4 ADF Performance Test Function code 08 8 7 8 1 4 5 Test Pattern 1 Function code 09 8 8 8 1 4 6 Firmware Switch Setting and Printout 8 9 1 Firmware switch setting Function code 10 8 9 2 Printout of firmware switch data Function code 11 8 11 8 1 4 7 Operation Check of LCD Function code 12 8 12 8 1 4 8 Operational Check of Control Panel PCB Function code 13 8 13 8 1 4 9 Sensor Operat...

Page 207: ...ine Service Mode Functions 8 29 8 2 3 1 Test Print Code 31 8 29 8 2 3 2 Next Care Information Code 32 8 32 8 2 3 3 Tray Type Code 33 8 35 8 2 3 4 Total Page Code 34 8 35 8 2 3 5 Each Image Code 35 8 36 8 2 3 6 Clear Care Code 36 8 37 8 2 3 7 Media Manage Code 37 8 37 8 2 3 8 Extend Media Code 38 8 38 8 2 3 9 Factory Mode Code 39 8 38 1 Margin Adjust Code 43 8 39 2 Life Period Set Code 44 8 40 3 NV...

Page 208: ...om the keys To select one of the maintenance mode functions listed in Section 8 1 2 enter the corresponding 2 digit function code with the numerical keys on the control panel The details of each maintenance mode function are described in Section 8 1 4 NOTE To exit from the maintenance mode and switch to standby press the 9 key twice in the initial stage of the maintenance mode Pressing the Stop Ex...

Page 209: ... 8 1 4 9 8 14 52 EEPROM Customizing Entering of the country code for Europe Oceania 8 1 4 10 8 15 53 Received Data Transfer Function 8 1 4 11 8 16 54 Fine Adjustment of Scan Start End Positions 8 1 4 12 8 18 55 Acquisition of White Level Data and CIS Scanner Area Setting 8 1 4 13 8 20 67 Paper Feeding and Ejecting Test 8 1 4 14 8 20 74 EEPROM Customizing Direct entering of the four digit code 8 1 ...

Page 210: ...cess user accessible selectors which are shaded in the firmware switch tables in Appendix 4 The service personnel should instruct end users to follow the procedure given below 1 Press the Menu Set Black Start Menu Set and keys in this order TIP For the FAX models equipped with numerical keypads you may press the Menu Set Black Start and 0 keys instead in the same way as conventional models The MAI...

Page 211: ...phone function registration One touch dialing Speed dialing Group dialing All of these will be initialized These will not be initialized NOTE If you replace the main PCB with the one used for any other machine carry out this procedure and then customize the EEPROM maintenance mode function code 74 in Section 8 1 4 15 Operating Procedure 1 Press the 0 and 1 keys or the 9 and 1 keys according to you...

Page 212: ... 2 The equipment prints out the scanning compensation data list containing the following a Black white data graph b Bright output adjustment value REFH PWM 1Byte c Illuminant adjustment value LED DATA R 1Byte d Illuminant adjustment value LED DATA G 1Byte e Illuminant adjustment value LED DATA B 1Byte f Black level MIN data 1Byte g Black level MAX data 1Byte h White level MIN data R 1Byte i White ...

Page 213: ...8 6 Confidential Fig 8 2 Scanning Compensation Data List a b c d e f g h i j k l m n q ...

Page 214: ...is displayed until the CIS unit is placed in position When the CIS unit is placed in the position the SCAN LOCKED appears on the LCD 2 Open the document cover and lock the scanner lock lever at the rear left of the scanner unit When the scanner lock lever is locked the SCAN LOCKED appears To terminate this operation press the Stop Exit key The machine returns to the initial stage of the maintenanc...

Page 215: ...ke 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 8 3 Test Pattern ...

Page 216: ...1st dial tone and busy tone detection WSW06 Redial Pause key setting and 2nd dial tone detection WSW07 Dial tone setting 1 WSW08 Dial tone setting 2 WSW09 Protocol definition 1 WSW10 Protocol definition 2 WSW11 Busy tone setting WSW12 Signal detection condition setting WSW13 Modem setting WSW14 AUTO ANS facility setting WSW15 REDIAL facility setting WSW16 Function setting 1 WSW17 Function setting ...

Page 217: ...1 Selector 8 WSWXX 0 0 0 0 0 0 0 0 3 Use the and keys to move the cursor to the selector position to be modified 4 Enter a value to be set 0 or 1 using the 0 and 1 keys 5 Press the Menu Set key This operation saves the newly entered selector values onto the EEPROM and readies the machine for accepting a firmware switch number 6 Repeat steps 2 through 5 until the modification for the desired firmwa...

Page 218: ... 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 8 4 Configuration List ...

Page 219: ...tenance mode The LCD shows 2 Press the Black Start key Each time you press the Black Start key the LCD cycles through the displays shown at right The Status lamp also changes from orange red to green each time you press the Black Start key 3 Press the Stop Exit key in any process of the above display cycle The machine beeps for one second and returns to the initial stage of the maintenance mode Fi...

Page 220: ...g number in decimal notation each time a key or button is pressed Check that the displayed number is correct by referring to the illustration below If a key or button is pressed out of order the 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 key 3 After the last number key or button is pre...

Page 221: ...d sensor status LCD Sensors Sensing status DF Document front sensor No document detected DR Document rear sensor No document detected FC Document cover open sensor Document cover closed CV Front cover open sensor Front cover closed TC Top cover open sensor Top cover closed RC Back cover open sensor Back cover closed C1 Tray1 cassette open sensor Tray1 closed P1 Tray1 recording paper sensor Recordi...

Page 222: ...ver during the above procedure you need to open and close the front cover again upon completion of the procedure 8 1 4 10 EEPROM Customizing Entering of the country code for Europe Oceania Function code 52 NOTE This function is available only for the OCEANIA EUROPE version The function is enabled only when the country code for Europe or Oceania is entered in Function code 74 Function This function...

Page 223: ...the Menu Set key and the number of received files appears just as NO OF JOBS 10 3 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 appears 4 To transfer the communication list for the latest communication press the 4...

Page 224: ...8 17 Confidential Cover page sample End page sample Fig 8 8 ...

Page 225: ...ant to adjust the start position of the ADF press 1 key and if you want to adjust that of the FB unit press 2 key 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 key to increase compensation levels and the key to lower them Press the Stop Exit key and the machine returns to the initia...

Page 226: ...ial MAINTENANCE ACCEPTED 1 ADF 2 FB SCAN START ADJ MAINTENANCE MAINTENANCE Fig 8 10 5 and 4 keys 2 second later 1 or 2 keys select Menu Set key Stop Exit key Stop Exit key key key 1 second later key key Menu Set key ...

Page 227: ...OR appears on the LCD To return the machine to the initial stage of the maintenance mode press the Stop Exit key 8 1 4 14 Paper Feeding and Ejecting Test Function code 67 Function This function allows you to check that a sheet of paper is fed and ejected correctly by printing the grid pattern on a page whose interval is 1cm Operating Procedure 1 Press the 6 and 7 keys in this order in the initial ...

Page 228: ...nce mode The current customizing code e g 0001 in the case of U S A model appears 2 Enter the desired customizing code e g 0054 in the case of Europe model The newly entered code appears NOTE The machine does not work properly when an incorrect code is entered 3 Press the Black Start key The machine saves the setting and appears the PARAMETER INIT on the LCD The machine returns to the initial stag...

Page 229: ...6 PC print page count indicating how many pages the equipment has been printed as an output device of the connected PC 7 FAX page count indicating how many received FAX pages have been printed 8 ADF jam count indicating how many times a document jam has been occurred 9 ADF page count indicating how many documents have been fed 10 Error code of the most recent machine error 1 11 Error code of the m...

Page 230: ...ets picked up LTR Number of letter size sheets picked up LG Number of Legal size sheets picked up B5 Number of B5 size sheets picked up JISB5 Number of B5 size sheets picked up EXE Number of Executive size sheets picked up COM10 Number of B5 size sheets picked up DL Number of B5 size sheets picked up PCARD Number of B5 size sheets picked up OTHER Number of other size sheets picked up CTNR_CH Numbe...

Page 231: ...e previous black color toner cartridge OPCB_CH Number of times the OPC belt has been replaced FSRU_CH Number of times the Fusing unit has been replaced 120K_CH Number of times the 120K kit has been replaced PFK2_CH Number of times the PF kit2 has been replaced WTNR_CH Number of times the Waste toner cartridge has been replaced WTNR_PG TTL_JAM Total number of jams POSA1_JAM POSA2_JAM POSB_JAM POSC_...

Page 232: ...ave the user perform the following 1 Hook up to the external phone 2 Press the Menu Set Black Start Menu Set keys in this order 3 Press the 8 and 7 keys The above operation makes the user s machine send CNG to your machine for sending the transmission log 3 If you hear the CNG sent from the user s machine press the Black Start key of your machine Your machine will start to receive the transmission...

Page 233: ...g the Job Cancel key until Hex dump mode appears on the LCD Exiting from the Hex dump mode Turn the power supply of the machine OFF ON 8 1 4 21 Indication of the Firmware Version Function This function is to indicate the firmware version or checksum of the machine How to indicate the firmware version Press the and keys at the same time The firmware version and checksum are indicated on the LCD The...

Page 234: ... and set the performance of the main components in maintenance work 8 2 1 Entry into the Engine Service Mode Operating Procedure 1 Turn the power switch ON while holding down the and 1 keys or and 2 keys NOTE The contents of the test print vary depending on pressing the and 1 keys or and 2 keys Press either of them according as the pattern you want to print For other functions the contents are the...

Page 235: ...Tray Type 8 2 3 3 8 35 34 Total Page 8 2 3 4 8 35 35 Each Image 8 2 3 5 8 36 36 Clear Care 8 2 3 6 8 37 37 Media Manage 8 2 3 7 8 37 38 Extend Media 8 2 3 8 8 38 Factory Mode 8 2 3 9 8 38 Margin Adjust Code 43 1 8 39 Life Period Set Code 44 2 8 40 NVRAM Tune Up Code 45 3 8 41 NVRAM Initial Code 46 4 8 45 Total Page Set Code 47 5 8 45 Each Image Set Code 48 6 8 46 39 Next Life Set Code 49 7 8 47 ...

Page 236: ... 2 message appears on the LCD 2 Select the pattern you want to print with the 4 or 5 key Pattern 1 Grid pattern Pattern 2 Full color stripe pattern Refer to the sample as shown in Fig 8 12 After selecting the pattern press the 6 key 3 When selecting Pattern 1 select the color you want to print with using the 4 or 5 key and press the 6 key When selecting Pattern 2 proceed to Step 4 4 The machine pr...

Page 237: ...ing the 4 or 5 key Refer to the sample as shown in the next page Pattern 1 Grid pattern Pattern 2 Full color stripe pattern Pattern 3 White pattern Pattern 4 100 duty pattern Pattern 5 50 duty pattern Pattern 6 25 duty pattern Pattern 7 6 duty pattern After selecting the pattern press the 6 key 3 When selecting Pattern 1 3 4 5 6 or 7 select the color you want to print with using the 4 or 5 key and...

Page 238: ...8 31 Confidential Fig 8 12 Grid pattern Full color stripe pattern White pattern 100 duty pattern 50 duty pattern 25 duty pattern 6 duty pattern ...

Page 239: ...he machine returns to the initial stage of the engine service mode NOTE The replacement timing indication of the periodical replacement parts can be changed in the Next Life Set mode Code 49 It is also changed as follows whenever the total number of print pages is increased during normal usage OPC belt cartridge Life 60 000 images If the coverage on a page is large the load for the OPC belt cartri...

Page 240: ... Above figure varies depending on pages job Refer to the list below Pages per job 1 page 2 page 3 page 4 page 5 page 6 page 24 000 30 000 35 000 39 000 43 000 46 000 Pages per job 7 page 8 page 9 page 10 page 11 page 12 page 49 000 51 000 53 000 54 000 56 000 57 000 Pages per job 13 page 14 page 15 page 58 000 59 000 60 000 2 Fusing Unit Life 60 000 images Condition Above figure varies depending o...

Page 241: ...s 2 10 pages 1 10 pages 39 990 Add figure of Total pages 34 3 Add 20 pages 40 000 40 020 20 20 10 0 This figure is actual next care time 3 Clear care 36 This difference is the actual life remaining 3 No change Figure from Total page 34 Total page counter life 1 Print 10 pages by 5 coverage 2 Print 10 pages by 50 coverage Fig 8 13 ...

Page 242: ...key The type of the recording paper tray is set A US B EC C JPN D E F Free size 3 Press the 3 key and the machine returns to the initial stage of the engine service mode 8 2 3 4 Total Page Code 34 Function This function is to check the total number of pages the machine has printed Operating Procedure 1 Select the Total Page mode with using the 4 or 5 key in the initial stage of the engine service ...

Page 243: ...lecting press the 6 key The 35 IMAGE OF Y M C K appears on the LCD 2 Select the color you want to check with using the 4 or 5 key and press the 6 key The image counter such as 35 IMAGE OF Y 0 0 0 0 9 8 P appears on the LCD 3 Press the 3 key so that the display is returned to the message described in Step 1 4 When checking the image counter of other colors repeat Step 2 and 3 5 Press the 3 key and ...

Page 244: ... with using the 4 or 5 key and press the 6 key The message such as CARED BL ROLL YES NO appears on the LCD The counter of the periodical replacement part to be selected is reset The display on the LCD is returned to the message described in Step 1 4 Press the 3 key and the machine returns to the initial stage of the engine service mode 8 2 3 7 Media Manage Code 37 Function This function is to igno...

Page 245: ...rding paper you want to set with using the 4 or 5 key and press the 6 key PPC Plain paper MTS Label TS Thick paper 3 Select the detailed type of the selected recording paper with using the 4 or 5 key and press the 6 key Setting type PPC Normal Thin MTS Normal Glossy TS TS1 Thick paper TS2 extreme thick paper 4 Press the 3 key and the machine returns to the initial stage of the engine service mode ...

Page 246: ...ft margin on the paper in the lower tray Example of LCD indication 43 TOP 2 5mm 1 0 1 2 3 4 6 7 The margin can be adjusted up to 4 9mm max in the right and left sides from the standard value 0 by 0 7mm pitch Select the value according as the adjusted amount with using the 4 or 5 key The selected amount is displayed at the upper right side Press the 6 key to set the adjustment value 3 Press the 3 k...

Page 247: ...er belt TB A 120K KIT OW D Pick up roller PK Machine E Pick up roller PL LFU If selecting other figure than the above ones and pressing the 6 key it is invalid and the display is not changed Enter the value onto the blinking digit Move the cursor onto the digit to be entered with using the 4 or 5 key Enter the value with using the 6 key After entering the set value move the cursor onto SET with us...

Page 248: ...ndard value 0 Always implement the operation when replacing the engine control board Operating Procedure 1 Select NVM Tune UP with using the 4 or 5 key in the initial stage of the factory mode After selecting press the 6 key The 45 NVM TUNE UP 2 3 4 5 6 7 8 9 A B C D E F G appears on the LCD 2 Select 1 with using the 4 or 5 key and press the 6 key 3 Select the color to be adjusted with using the 4...

Page 249: ...ey and press the 6 key 3 Select SIMPLEX with using the 4 or 5 key and press the 6 key The 45 THV TUNE UP PPC OHP ENV appears on the LCD PPC for setting the plain paper OHP for setting the transparencies LENV for setting the envelopes MTS for setting the labels and thick paper TS1 for setting print speed 1 1 3 speed with the thick paper TS2 for setting print speed 2 1 4 speed with the thick paper 4...

Page 250: ...lecting press the 6 key The 45 NVM TUNE UP 2 3 4 5 6 7 8 9 A B C D E F G appears on the LCD 2 Select 3 with using the 4 or 5 key and press the 6 key The 45 DBV TUNE UP Y M C K appears on the LCD 3 Select the color to be adjusted with using the 4 or 5 key and press the 6 key 4 Select the optional number with using the 4 or 5 key and press the 6 key The adjusted value is written into the NVRAM The v...

Page 251: ...tage of the factory mode 3 5 FBV Tune Up Code 45 5 Function This function is used when it is required to improve the image defect which is caused by the transfer drum The adjustment is implemented by changing the drum cleaner bias voltage and it is changeable by 4 steps from the standard value 0 Always implement the operation when replacing the engine control board Operating Procedure 1 Select NVM...

Page 252: ... 44 Life Period Set 45 NVRAM Tune Up 47 Total Page Set 48 Each Image Set 49 Next Life Set 5 Total Page Set Code 47 Function This function is to set the total number of pages in the NVRAM Always implement the operation when replacing the engine control board Operating Procedure 1 Select Total Page Set with using the 4 or 5 key in the initial stage of the factory mode After selecting press the 6 key...

Page 253: ...he factory mode After selecting press the 6 key The 48 IMAGE OF Y M C K appears on the LCD 2 Select the color to be set and press the 6 key Enter the value onto the blinking digit Move the cursor onto the digit to be entered with using the 4 or 5 key Enter the value with using the 6 key After entering the setting value move the cursor onto SET with using the 4 or 5 key Press the 6 key to register ...

Page 254: ... part to be set and press the 6 key 7 Belt cartridge BC 8 Fusing unit FU 9 Transfer belt TB A 120K KIT OW D Pick up roller PK Machine E Pick up roller PL LFU Enter the value onto the blinking digit Move the cursor onto the digit to be entered with using the 4 or 5 key Enter the value with using the 6 key After entering the setting value move the cursor onto SET with using the 4 or 5 key Press the ...

Page 255: ...Confidential CHAPTER 9 ERROR INDICATION AND TROUBLESHOOTING ...

Page 256: ...res This will help service personnel pinpoint and repair defective components CONTENTS 9 1 ERROR INDICATION 9 1 9 1 1 Equipment Errors 9 1 1 Error messages appearing on the LCD 9 1 2 Error codes shown in MACHINE ERROR X X messages 9 5 9 1 2 Communications Errors 9 15 9 2 TROUBLESHOOTING 9 19 9 2 1 Introduction 9 19 9 2 2 Precautions 9 19 9 2 3 Checking Prior to Troubleshooting 9 19 9 2 4 Troublesh...

Page 257: ...ize Load the correct size of paper Letter Legal or A4 and then press Black Start or Color Start Check Tray 1 Check Tray 2 The indicated tray is not completely closed Close the indicated tray properly Comm Error Poor phone line quality caused a communication error Send the fax again or connect the machine to another telephone line If the problem continues call the telephone company and ask them to ...

Page 258: ...ed paper tray Refill the paper in the paper tray and then press Black Start or Color Start OR Remove the paper and load it again and then press Black Start or Color Start No Response Busy The number you dialed does not answer or is busy Verify the number and try again No Toner X X C M Y BK The toner cartridge is not installed properly Reinstall the X toner cartridge No TR Roller The transfer rolle...

Page 259: ...cartridge now Unable to Init Initialize Unable to Print Unable to Scan The machine has a mechanical problem Turn off the machine s power switch and then on again If the error message continues leave the machine for several minutes and then try it again The machine can be turned off for up to 60 hours without losing faxes stored in the memory If the machine will be off longer than 60 hours you can ...

Page 260: ... Color Start to send or copy the scanned pages OR Press Stop Exit and wait until the other operations in progress have finished and then try again OR Clear the faxes from the memory Printing operation in progress Reduce print resolution See Advanced tad in the Software User s Guide on the CD ROM OR Clear the faxes from the memory OR Add more memory ...

Page 261: ...troller hardware error Engine controller board defective Replace the engine controller board Main motor defective Replace the main motor 24 Process timing clock error Engine controller board defective Replace the Engine controller board Toner cartridge gear defective Replace the toner cartridge Developer gear unit defective Replace developer gear unit Developer motor defective Replace the develope...

Page 262: ... Voltage Connect the printer with the rated voltage source Breakdown of Heater On Off Circuit Replace the LV Power Supply PCB 2E Fuser temperature high error Breakdown of Temp Control Circuit Replace the engine controller board Breakdown of Heater On Off Circuit Replace the LV Power Supply PCB 2F Fuser ACOFF error Breakdown of Temp Control Circuit Replace the engine controller board Erase lamp def...

Page 263: ...k switching clutch 37 Black switching clutch error Engine controller board defective Replace the engine controller board Toner cartridge defective Replace the toner cartridge Toner retract solenoid assy defective Replace the toner retract solenoid assy 38 Yellow switching solenoid error Engine controller board defective Replace the engine controller board Toner cartridge defective Replace the tone...

Page 264: ...t cleaning solenoid 3E Transfer belt cleaning solenoid error Engine controller board defective Replace the engine controller board Fuser unit clutch defective Replace the fuser unit clutch 3F Fuser unit clutch error Engine controller board defective Replace the engine controller board Belt marker sensor defective Replace the belt marker sensor 40 Belt marker sense error Engine controller board def...

Page 265: ...ner cartridge 57 Black cartridge run out No black toner cartridge is installed Install the black toner cartridge 58 Illegal toner cartridge The substandard toner cartridge is installed Install the standard toner cartridge 59 Cyan toner near empty The cyan toner cartridge is nearly empty 5A Magenta toner near empty The magenta toner cartridge is nearly empty 5B Yellow toner near empty The yellow to...

Page 266: ... Top cover open error The top cover is opened Close the top cover 7B Back cover open error The back cover is opened Close the back cover 7C 7F Not used Paper smaller than the specified size loaded in the paper tray Load the correct size of paper 80 AT the start of FAX message printing the controller detects that paper is smaller than A4 size in length Engine controller board PCB defective Replace ...

Page 267: ...85 No paper tray loaded 86 Tray2 Open 87 Paper Type Error Recording paper not loaded correctly Instruct the user to load the recording Registration sensor broken Replace the registration sensor Separation pad damaged Replace the paper tray Objects such as bits of paper or chips are in the paper tray or paper tray Remove the objects from the paper tray Paper pick up roller defective Replace the pap...

Page 268: ... broken Replace the document rear sensor Document jam Remove the jammed document Document rear sensor actuator caught on the surrounding parts Correct the surrounding parts on which the actuator caught A3 The document rear sensor does not come ON during document pull in operation Document rear sensor broken Replace the document rear sensor A4 50 or more faulty of white level data Not used A5 FAX s...

Page 269: ...g edge reduction detection error in scanning area setting Not used B6 Horizontal scanning edge enlargement detection error in scanning area setting Not used B7 A D converter reference voltage error at High level Main PCB defective Replace the main PCB B8 A D converter reference voltage error at Low level Not used CIS defective Replace the scanner cover scanner unit B9 Light emission intensity erro...

Page 270: ...ing transmission Main PCB defective Replace the main PCB E9 Not used Document front sensor actuator caught on the surrounding parts Correct the surrounding parts on which the actuator caught Sensor PCB defective Replace the sensor PCB EA Document removed at phase B Main PCB defective Replace the main PCB EB ED Not used EE F2 Not used F3 F5 Internal software error Not used F4 Not used F6 PC interfa...

Page 271: ... 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 after dialing 17 07 No response from the calling station in receiving Available in German models only 2 Command reception Code 1 Code 2 Causes 20 01 Unable to detect a flag field 20 02 Carrier was OFF for 200 ms or longer 20 03 Abort detected...

Page 272: ...nal 32 14 The available memory space of the remote terminal is less than that required for reception of the confidential or relay broad casting instruction 32 18 Remote terminal not equipped with color function 4 Instructions received from the remote terminal checking the NSC DTC NSS and DCS Code 1 Code 2 Causes 40 02 Illegal coding system requested 40 03 Illegal recording width requested 40 05 EC...

Page 273: ...sword plus lower 4 digits of telephone number not coincident 63 02 Password not coincident 63 03 Polling ID not coincident 7 DCN reception Code 1 Code 2 Causes 74 DCN received 8 TCF transmission reception Code 1 Code 2 Causes 80 01 Fallback impossible 9 Signal isolation Code 1 Code 2 Causes 90 01 Unable to detect video signals and commands within 6 seconds after CFR is transmitted 90 02 Received P...

Page 274: ...Receive buffer full during receiving into memory A0 19 No video data to be sent A0 20 Unable to continue to receive color FAX Remaining ink insufficient A8 01 RTN PIN or ERR received at the calling terminal A9 01 RTN PIN or ERR received at the called terminal Available in German models only 11 General communications related Code 1 Code 2 Causes B0 02 Unable to receive the next page data B0 03 Unab...

Page 275: ...harged in your body When repairing the PCBs handle them with extra care After repairing the defective section be sure to check again if the repaired section works correctly Also record the troubleshooting procedure so that it would be of use for future trouble occurrence 9 2 3 Checking Prior to Troubleshooting Prior to proceeding to the troubleshooting procedures given in Section 9 2 4 make the fo...

Page 276: ...the selected printer driver 4 Check that the machine is not connected to the same port which is also connected to a mass storage device or scanner Remove all other devices and connect the port to the machine only Turn off the machine status monitor in the device options tab in the printer driver 5 If the print port is set as an ECP port change it to a normal port 6 Try printing the test page 7 Try...

Page 277: ...onnect the machine directly to the computer if it is connected through a USB hub Possible cause Step Check Result Remedy Computer Operating System 1 Windows 95 or Windows NT4 0 Yes The operating system does not support USB Computer settings 2 Does Universal Serial Bus Controllers appear in the Device Manager tab of System Properties in Control Panel No This problem can be caused by your computer s...

Page 278: ...r 0x4f9 No Check the machine is turned on and the USB cable is connected correctly Check that the USB cable used is the shielded twisted pair type and 5 m or less Try to connect the machine and PC with the USB cable directly No Try to re install the printer driver Driver installation 2 Are there the following files in the Extensions Folder of System Folder For System 9 1 9 2 BR_PrintMoniter laser ...

Page 279: ...Confidential 9 23 2 Image failure 1 2 3 4 5 6 7 8 9 10 11 12 13 14 ...

Page 280: ...Confidential 9 24 15 a 15 b 16 17 18 19 20 21 22 23 24 25 Fig 9 1 ...

Page 281: ...ess 2 Insufficient contact of the developer roller s bias pole 3 Life or failure of the belt cartridge PU 4 Failure of the HV power supply unit PU HVU Fig 9 2 Countermeasures 1 Replace the toner cartridge PU 2 Confirm if the developer bias pole is deformed or not 3 Replace the belt cartridge PU 4 Replace the HV power supply unit HVU Belt cartridge PU Toner cartridge PU K Y M C OPC belt ...

Page 282: ... of Fig 9 1 Main Causes 1 Too small toner mass amount and charging amount in the development process 2 The OPC belt is deformed as waving Fig 9 3 Countermeasures 1 Replace the toner cartridge PU with a brand new toner cartridge PU 2 Replace the belt cartridge PU with a brand new belt cartridge PU Belt cartridge PU Toner cartridge PU K Y M C OPC belt ...

Page 283: ...f OPC belt running speed due to above reasons 2 Failure of the belt cartridge PU 3 Failure of the main drive gear ASSY PU 4 Failure of the developer drive ASSY PU Main Motor PU Developer Drive Assy PU Fig 9 4 Countermeasures 1 Replace the OPC drive gear ASSY PU with a new OPC drive gear ASSY PU 2 Replace the belt cartridge PU with a new belt cartridge PU 3 Replace the main drive gear ASSY PU with ...

Page 284: ...es to one side 4 The back cover ASSY is not properly closed 5 The OPC belt is off the truck and gets deformed 6 Retract failure of the toner cartridge PU 1 Fig 9 5 Countermeasures 1 Confirm the machine installation table to be flat and appropriate 2 Shake the toner cartridge horizontally for several times to remedy the concentration 3 Replace the toner cartridge PU with a new cartridge PU 4 Close ...

Page 285: ...Fuser roller is deformed or reaches to the end of life 4 One side of fusing unit FU is lifted when installed Fig 9 6 Countermeasures 1 Use a recommended paper or fresh paper from a paper bag 2 Push the back cover ASSY PU and ensure the locking at the both sides left and right 3 Confirm that the fusing unit FU is installed properly and fixed with the lock lever lock lever of the left and right 4 Re...

Page 286: ...eign particles adhere to developer roller of specific color in question 2 Developer roller s surface is damaged Fig 9 7 Countermeasures 1 Implement the test print 2 Confirm the toner cartridge PU of specific color in question that has caused the white line 3 Remove the foreign particles adhering to the developer roller Belt cartridge PU Toner cartridge PU OPC belt Developer roller Toner cartridge ...

Page 287: ...opening of laser ASSY PU 3 There are foreign particles mixed in the toner cartridge PU Fig 9 8 Countermeasures 1 Clean the dustproof glass 1 Remove the belt cartridge PU and toner cartridge PU 2 Open the developer cover 3 Clean the dustproof glass 2 Clean the laser beam opening of laser ASSY PU 3 If white line II failure is attributed to toner cartridge PU replace it with a new cartridge PU Belt c...

Page 288: ...de 2 Stain of the OPC charger roller PU 3 Stain of the OPC belt 4 Stain of the transfer belt Fig 9 9 Countermeasures 1 Replace the toner cartridge PU with a new toner cartridge PU 2 Replace the belt cartridge PU with a new belt cartridge PU 3 Replace the transfer unit PU with a new transfer unit PU Belt cartridge PU Toner cartridge PU K Y M C OPC belt OPC charger roller PU Transfer unit PU Transfe...

Page 289: ... OPC belt 4 Foreign particles adhere to the perimeter parts of the OPC belt and the transfer belt and consequently contact the toner image formed on the belt Fig 9 10 Countermeasures 1 Replace the toner cartridge PU with a new toner cartridge PU 2 Replace the belt cartridge PU with a new belt cartridge PU 3 Clean the perimeter of the mounting area of the OPC belt and transfer belt Toner cartridge ...

Page 290: ...t the toner image formed on the belt surface Fig 9 11 Countermeasures 1 Clean the stain of the belt cartridge PU 2 Clean the stain of the transfer belt 3 Remove the cleaning roller PU and then clean the inside and outside of the waste toner feeder Transfer unit PU Paper feed roller PU Transfer roller ASSY PU Transfer belt Fusing unit FU Cleaning roller PU Transfer belt Drum Transfer unit cleaner P...

Page 291: ... sample 11 of Fig 9 1 Main Causes 1 Shock or vibration is applied to the machine 2 Failure of the laser ASSY PU Vibration from the rotation of scanner motor Fig 9 12 Countermeasures 1 Do not apply shock or vibration to the machine body 2 Replace the laser ASSY PU with a new laser ASSY PU Cover C Front cover unit PU Laser ASSY PU ...

Page 292: ... by the shock which occurs when the seam of OPC belt passes over the cleaning blade 2 The OPC belt and the transfer belt fail to maintain the regular and proper rotation due to the impact caused during the retract of the toner cartridge Belt Seam Belt Cartridge PU Fig 9 13 Countermeasures 1 Replace the belt cartridge PU with a new belt cartridge PU 2 Replace the toner cartridge PU with a new toner...

Page 293: ...er 2 Contact failure of the transfer roller s bias terminal 3 Failure of the transfer roller clutch PU Fig 9 14 Countermeasures 1 Replace the transfer roller ASSY PU with a new transfer roller ASSY PU 2 Check up the transfer roller s bias terminal 3 Check up the transfer roller clutch and cam structure Fusing Unit FU Transfer unit PU Paper feed roller PU Transfer roller ASSY PU Registration roller...

Page 294: ...to the developer roller drops on the OPC belt Fig 9 15 Countermeasures 1 Check up the cleaning brush and the waste toner auger PU 1 Clean the perimeter of the transfer unit cleaner installation location 2 Check if the seal is deformed or damaged If any deformation or damage replace the transfer unit cleaner with a new transfer unit cleaner PU 3 Check if the waste toner is stuck in the machine engi...

Page 295: ...ove the belt cartridge PU 1 Lightly wipe off the foreign particles adhering to OPC belt using cotton cloth 2 Replace the damaged belt cartridge with a new cartridge 2 Open the back cover ASSY PU and check the transfer belt surface 1 With the cotton cloth lightly wipe off the foreign particles adhering to the transfer belt 2 Replace the damaged back cover ASSY PU with a new back cover ASSY PU 3 Rem...

Page 296: ...s caused 1 If it is on the OPC belt the cause is the retract error of the toner cartridge 2 If it is on the transfer belt the cause is the retract error of the transfer belt or cleaning roller 2 Replace the toner cartridge retract gear PU or the retract solenoid PU with a new one 3 Replace the transfer roller clutch PU with a new transfer roller clutch PU 4 Replace the belt cleaning roller solenoi...

Page 297: ...ror 4 The transfer belt fails to maintain the regular and proper rotation due to the impact caused when the transfer roller contacts the transfer belt Fig 9 18 Countermeasures 1 Confirm that the transfer roller ASSY PU is properly installed 2 Confirm that the cleaning roller PU is properly installed 3 Replace the belt cartridge PU with a new belt cartridge PU 4 Replace the transfer unit PU with a ...

Page 298: ...f the toner cartridge PU 5 Deformation of the print paper Fig 9 19 Countermeasures 1 Confirm if the back cover ASSY PU is firmly locked or not 2 Replace the papers with new papers 3 Replace the toner cartridge PU with a new toner cartridge PU 4 Confirm if the transfer roller ASSY PU is properly installed or not 5 Replace the HV power supply unit PU with a new HV power supply unit PU Fusing Unit FU...

Page 299: ...transfer unit cleaner 2 Contact failure of the belt cleaner s bias terminal 3 Failure of HV power supply unit PU Fig 9 20 Countermeasures 1 Check if the cleaning roller PU is properly installed or not 2 Replace the HV power supply unit PU with a new HV power supply unit PU Fusing unit FU Transfer unit PU Paper feed roller PU Transfer roller ASSY PU Registration roller ASSY PU Back cover ASSY PU Cl...

Page 300: ...f Fig 9 1 Main Causes 1 The fuser roller is deteriorated 2 The fusing temperature is not properly controlled 3 The mode setting of the paper is not correct Fig 9 21 Countermeasures 1 Replace the fusing unit FU with a new fusing unit FU 2 Confirm the mode setting ordinary paper or thick stock of the paper Fusing Unit FU ...

Page 301: ...r jam occurred 2 Fusing off set error occurred Fusing temperature is not correct 3 The fuser roller and the back up roller are deteriorated 2 The transfer roller is stained Fig 9 22 Countermeasures 1 Clean off the stain of the fuser roller by carrying out the blank printing for couple of pages 2 Replace the fusing unit FU with a new fusing unit FU 3 Replace the transfer roller ASSY PU with a new t...

Page 302: ...HV power supply unit PU Fig 9 23 Countermeasures 1 Check any paper or other foreign particles to lie in the laser beam path 2 Replace the toner cartridge PU with a new toner cartridge PU 3 Check the retract solenoid structure 4 Check if the transfer roller ASSY PU is installed properly or not 5 Replace the HV power supply unit PU with a new HV power supply unit PU Toner cartridge PU K Y M C Laser ...

Page 303: ...ver is open The shipping pieces are not removed 2 Wrong selection of print media label or envelope etc at the host driver side 3 Recommended paper is not being used 4 Failure of the fusing unit Countermeasures 1 Return the fuser tension release lever Remove the shipping pieces 2 Adjust the mode of host side to suit the print media in use 3 Use the recommended paper 4 Replace the failed fusing unit...

Page 304: ...operly installed 6 The back cover ASSY PU is deformed 7 The back cover ASSY PU is not locked sufficiently 8 The dustproof glass of laser ASSY PU is stained Fig 9 24 Countermeasures 1 Replace the toner cartridge PU 2 Check the toner retract clutch PU 3 Replace the belt cartridge PU 4 Confirm the proper installation of the transfer roller ASSY PU 5 Replace the transfer roller ASSY PU 6 Ensure to loc...

Page 305: ...25 of Fig 9 1 Main Causes 1 There is a crack at the end of the OPC belt Charge brush OPC Belt Crack at the end Fig 9 25 Countermeasures 1 Replace the OPC belt with the one supplied as an accessory which has a barcode label on the bottom of its packaging Barcode label Fig 9 26 Barcode label Charge brush Crack at the end OPC Belt ...

Page 306: ...S Replace the existing papers with new papers 3 Is the print paper set in place NO Set the paper in the proper place Paper Cassette PU 4 Is the end plate properly set up NO Set the end plate to meet the paper size 5 Is the print paper caught in the paper feeder part YES Remove the paper being caught Pick up Roller PU 6 Is the paper feed roller damaged NO Replace the damaged paper feed roller Toner...

Page 307: ...r inside the unit YES Remove the paper inside Transportation Part 2 Is the transfer roller firmly locked by the lock lever NO Fix the transfer roller with the lock lever 3 Is the fusing unit properly locked NO Fix the fusing unit with the FU lock lever Fusing unit 4 Is there any paper caught between the rollers YES Remove the caught paper ...

Page 308: ... print port is set as an ECP port change it to a normal port 7 Try printing the test page 8 Try resetting the factory settings Possible cause Step Check Result Remedy Failure inside the machine 1 Is it possible to print the test No Identify the error type and then refer to the specified section of this chapter NOTE If the machine prints garbage or incorrect fonts instruct the user to use the Troub...

Page 309: ...rinters have a restricted area that cannot be printed on Usually the first two lines and last two lines of text cannot print leaving 62 printable lines Adjust the top and bottom margins in your document to allow for this P 5 The machine sometimes prints a couple of characters and then ejects the page User Check For DOS environment only The application machine emulation setting and the machine s em...

Page 310: ...reen The link LED indicates green if the print server is connected to a Ethernet network 3 Print the printer settings page and check if the settings such as IP address settings are correct for your network The problem may be the result of mismatched or duplicate IP address Verify that the IP address is correctly loaded into the print server And make sure that no other nodes on the network have thi...

Page 311: ... Make sure that the machine is powered on is on line and ready to print 2 Print the Printer Settings Page of the machine and check if the settings such as IP address settings are correct for your network The problem may be the result of mismatched or duplicate IP address Verify that the IP address is correctly loaded into the print server And make sure that no other nodes on the network have this ...

Page 312: ...high resolution the machine is unable to accept your print job until the ongoing printing is finished If the waiting time of your print job exceeds a certain limit a time out situation occurs which causes the error message In such situations execute the print job again after the other jobs are completed Protocol specific troubleshooting Windows 95 98 Me and Windows NT 4 0 Peer to Peer print LPR tr...

Page 313: ...P printing you may find that your firewall may not let the print data through If this is the case use a different port number port 80 or configure your firewall to allow Port 631 data through To send a print job using IPP to a machine using port 80 the standard HTTP port enter the following when configuring your Windows 2000 XP system http ip_address ipp Get More Info option in Windows 2000 not wo...

Page 314: ... PCB 3 Main PCB and low voltage power supply PCB are properly connected No Fix the connection properly Harness between main PCB and low voltage power supply PCB LCD 4 Harness is damaged Yes Replace the harness with a normal part LCD 5 Replacement of LCD solves the problem Yes Replace the LCD with a normal part Control panel PCB 6 Replacement of control panel PCB solves the problem Yes Replace the ...

Page 315: ...the problem Yes Replace the control panel PCB with a normal part Main PCB 6 Replacement of main PCB solves the problem Yes Replace the main PCB with a normal part L 3 Printing from Macintosh applications fails User Check 1 Verify that the printer driver supplied with the machine has been installed in the system folder and selected in the selector 2 Check the port selected in the selector The selec...

Page 316: ... and NCU PCB 3 Harness is damaged Yes Replace the harness with a normal part Connection between main PCB and control panel PCB 4 Main PCB and control panel PCB are properly connected No Fix the connection properly Harness between main PCB and control panel PCB 5 Harness is damaged Yes Replace the harness with a normal part Contact of rubber key 6 The rubber key works correctly No Replace the rubbe...

Page 317: ...y connected No Fix the connection properly Harness between main PCB and NCU PCB 4 Harness is damaged Yes Replace the harness with a normal part Connection between main PCB and control panel PCB 5 Main PCB and control panel PCB are properly connected No Fix the connection properly Harness between main PCB and control panel PCB 6 Harness is damaged Yes Replace the harness with a normal part Rubber k...

Page 318: ... Ring volume is set to OFF Yes Set the ring volume to other than OFF Connection between main PCB and scanner unit 3 Main PCB and scanner unit are properly connected No Fix the connection properly Harness between main PCB and scanner unit 4 Harness is damaged Yes Replace the harness with a normal part Connection between main PCB and NCU PCB 5 Main PCB and NCU PCB are properly connected No Fix the c...

Page 319: ... Fix the connection properly Harness between main PCB and control panel PCB 6 Harness is damaged Yes Replace the harness with a normal part NCU PCB 7 Replacement of NCU PCB solves the problem Yes Replace the NCU PCB with a normal part Main PCB 8 Replacement of main PCB solves the problem Yes Replace the main PCB with a normal part F 6 Dialing function does not switch between tone and pulse Possibl...

Page 320: ...Confidential MFC 9420CN APPENDIX 1 SERIAL NUMBERING SYSTEM This appendix shows the location of serial number labels put on some parts and lists the coding information pertaining to the serial numbers ...

Page 321: ...ptions as below show how to read labels on each place ID for production month of Machine A January E May J September B February F June K October C March G July L November D April H August M December ID for production month of other parts than the machine 1 January 5 May 9 September 2 February 6 June X October 3 March 7 July Y November 4 April 8 August Z December 1 Machine U 6 0 1 5 7 L 1 S 1 1 1 1...

Page 322: ...ion NOTE There are two labels on each toner cartridge There is a P mark with the starter toner on the label 1 There is BR written as noted above on the label 2 Label 1 Label 2 Color DATE Cartridge MONTH Cartridge YEAR Toner MONTH Toner Color Revision No Factory Use DATE Cartridge MONTH Cartridge ...

Page 323: ...il the 30th of August 2004 C 1 2 X X X X From the 31st of August 2004 H T C 1 2 X X X X Location REVISION NO FACTORY NO DATE Cartridge MONTH Cartridge MONTH Belt YEAR Belt REVISION NO DATE Cartridge MONTH Cartridge MONTH Belt YEAR Belt FACTORY NO ...

Page 324: ...App 1 4 Confidential 4 Fusing Unit XXXX 7 1 2 3 A Location 5 Scanner Unit 7 1 2 3 A Location REV A Z VOLTAGE 100V 120V 240V YEAR MONTH DATA REV A Z DATA YEAR MONTH ...

Page 325: ...App 1 5 Confidential 6 Transfer Unit X X X X X X 7 1 2 3 Location SERIAL NO YEAR MONTH DATE ...

Page 326: ...es instructions on how to update firmware stored in the flash ROM on the main PCB or load firmware to a new main PCB from the host PC No hardware replacement is required for updating A2 1 INSTALLING THE UPDATE DATA TO THE MACHINE App 2 1 A2 2 SETTING ID CODES TO MACHINES App 2 8 ...

Page 327: ...re that the power cord of the machine is unplugged from a wall socket or other power source 3 Connect the parallel interface cable to the parallel port on the back of the machine and secure it with the lock wires 4 Connect the other end of the interface cable to the machine port of your PC and secure it with the two screws Setting up the Machine and Your PC 1 Plug the power cord of the machine int...

Page 328: ...nloading the machine beeps intermittently Upon completion of the downloading the machine beeps continuously NOTE If the machine cannot return to the standby state after completion of downloading turn the power off and on On a PC running Windows 98 Me 2000 1 Install the printer driver for the parallel port to your PC Once installed no more printer driver is required for your PC 2 Copy the update da...

Page 329: ...ntify terminals via a single virtual USB device NOTE Once this installation procedure is carried out for a PC no more driver software installation will be required for that PC to identify machines If the BHL2 Maintenance Printer driver has been already installed to your PC according to this procedure skip this section NOTE Before proceeding to the procedure given below make sure that the BHL2 Main...

Page 330: ...ollowing screen appears indicating the detection of new hardware device by the system Click Next to proceed 7 Select Search for a suitable driver for my device recommended and click Next 8 Select Specify a location and click Next ...

Page 331: ... Select the folder where the copy of the BHL2 Maintenance Printer driver is located or click Browse to specify it then click OK This sample screen is captured on the Windows 2000 desktop 10 Click Next 11 To proceed click Yes ...

Page 332: ...n of the driver installation if the machine exits the maintenance mode the Found New Hardware Wizard screen in step 6 appears again Click Cancel NOTE To check that the printer driver is successfully installed click Start Settings Printers to call up the Printers window as shown below and confirm that the Brother BHL2 Maintenance Printer icon is displayed ...

Page 333: ...he BHL2 Maintenance Printer icon in the Filedrgs window shown above NOTE Use a firmware file after extracting It is a self extracting file having the extension exe Double click the exe file to extract it When writing operation starts the machine beeps intermittently After approx 2 to 5 minutes the writing operation is complete and the machine automatically reboots and returns to the standby state ...

Page 334: ...al when more than one machine is connected to a single PC via USB Please check the printer driver of MFC 9420CN is installed in a host computer before working When not installed Please install a printer driver in a host computer before working 1 Double click the brmainte EXE file maintenance utility 2 Select Input Information from Menu Select the applicable model name 3 Check the port USB which th...

Page 335: ...customizing codes for the various preferences exclusively designed for each destination e g language Those codes are stored in the memory EEPROM mounted on the main PCB If the main PCB is replaced with a new one therefore you will need to set the proper customizing codes with the machine in the maintenance mode ...

Page 336: ...e mode The current customizing code appears e g 0001 in the case of U S A model 3 Enter the desired customizing code e g 0054 in the case of Europe model The newly entered code appears To enter letters A through F press the 1 through 6 keys while holding down the key respectively NOTE If a wrong 4 digit code is entered the machine will malfunction 4 Press the Black Start key The machine saves the ...

Page 337: ... switches which can be divided into two groups one is for customizing preferences designed for the shipping destination as described in Appendix 3 and the other is for modifying preferences that match the machine to the environmental conditions Use the latter group if the machine malfunctions due to mismatching ...

Page 338: ...DIAL facility setting App 4 19 WSW16 Function setting 1 App 4 20 WSW17 Function setting 2 App 4 21 WSW18 Function setting 3 App 4 22 WSW19 Transmission speed setting App 4 23 WSW20 Overseas communications mode setting App 4 24 WSW21 TAD setting 1 App 4 25 WSW22 ECM and call waiting caller ID App 4 26 WSW23 Communications setting App 4 27 WSW24 TAD setting 2 App 4 28 WSW25 TAD setting 3 App 4 29 WS...

Page 339: ...ion setting 21 App 4 47 WSW44 Speeding up scanning 1 App 4 48 WSW45 Speeding up scanning 2 App 4 49 WSW46 Monitor of power ON OFF state and parallel port kept at high App 4 50 WSW47 Switching between high and full speed USB App 4 51 WSW48 USB setup latency App 4 52 WSW49 End of copying beep and print in black App 4 52 WSW50 SDAA settings App 4 53 WSW51 Function setting 16 App 4 53 WSW52 Not used A...

Page 340: ... dialing mode pulse DP or tone PB dialing 0 PB 1 DP Selectors 1 and 2 Dial pulse generation mode These selectors set the number of pulses to be generated in pulse dialing N Dialing N generates N pulses Dialing 0 generates 10 pulses N 1 Dialing N generates N 1 pulses 10 N Dialing N generates 10 N pulses Selectors 3 and 4 Break time length in pulse dialing These selectors set the break time length i...

Page 341: ...ssion 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 8 Attenuator for pseudo ring backtone to the line selectable in the range of 0 15 dB in 1 dB increments 0 0 dB 1 8 dB 0 0 dB 1 4 dB 0 0 dB 1 2 dB 0 0 dB 1 1 dB Selectors 1 through 4 Tone signal transmission time length and Min pause in tone dialing These...

Page 342: ...rs 2 through 4 6 and 7 are not applicable where no PABX is installed Selectors 1 and 5 CNG detection when sharing a modular wall socket with a telephone These selectors determine whether or not the machine detects a CNG signal when a line is connected to a telephone sharing a modular wall socket with the machine Upon detection of CNG signals by the number of cycles specified by these selectors the...

Page 343: ...o 2 3 0 0 350 and 440 Hz A 0 1 440 and 480 Hz B 1 0 1 1 4 Dual tone detection sensitivity in ICM recording 0 Normal 1 High 5 6 Earth time length for earth function No 5 6 0 0 200 ms 0 1 300 ms 1 0 500 ms 1 1 700 ms 7 8 Break time length for flash function No 7 8 0 0 80 ms 0 1 110 ms 1 0 250 ms 1 1 500 ms NOTE Selectors 1 and 5 through 8 are not applicable in those countries where no transfer facil...

Page 344: ...s selected for the Search Speed Dial key by using the function switch WSW05 1st dial tone and busy tone detection Selector No Function Setting and Specifications 1 3 1st dial tone detection No 1 2 3 0 0 0 3 5 sec WAIT 0 0 1 7 0 sec WAIT 0 1 0 10 5 sec WAIT 0 1 1 14 0 sec WAIT 1 0 0 17 5 sec WAIT 1 0 1 21 0 sec WAIT 1 1 0 24 5 sec WAIT 1 1 1 Detection Without WAIT 4 Max pause time allowable for rem...

Page 345: ...D 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 will become effective so as to activate the remote function Selectors 5...

Page 346: ...n pulse dialing DP system 1 0 1 2nd dial tone detection 1 1 1 both in DP and push button PB dialing system 4 6 Detection of international tone No 4 5 6 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 1 1 5 sec 1 1 0 2 0 sec 1 1 1 2 5 sec 7 No of 2nd dial tone detection cycles 0 1 cycle 1 2 cycles 8 Allowable instantaneous interrupt during reception of 2nd dial tone 0 30 ms 1 50...

Page 347: ...sert a WAIT of 3 5 seconds When these selectors are set to 1 1 1 If you press the Redial Pause key the machine will first wait for the 2nd dial tone to be sent via the communications line regardless of pulse dialing or tone dialing After that pressing the Redial Pause key will cause the machine to insert a WAIT of 3 5 seconds In those countries where no dial tone detection function is supported se...

Page 348: ...ion is supported e g U S A NOTE Selector 3 is not applicable to those models having no loop current detection function Selectors 1 and 2 Dial tone frequency band control These selectors set the frequency band for the 1st dial tone and busy tone before dialing to be detected This setting is effective only when selectors 1 through 3 on WSW05 are set to 1 1 1 Selector 3 Line current detection Not use...

Page 349: ... 0 33 dBm 1 0 1 36 dBm 1 1 0 39 dBm 1 1 1 42 dBm NOTE The WSW08 is not applicable in those countries where no dial tone detection is supported e g U S A Selectors 1 through 3 1st dial tone detection time length Upon detection of the 1st dial tone for the time length set by these selectors the machine starts dialing This setting is effective only when selectors 1 through 3 on WSW05 are set to 1 1 1...

Page 350: ...ks The error correction mode ECM is a facsimile transmission manner in which the machine divides a message into frames for transmission so that if any data error occurs on the transmission line the machine retransmits only those frames containing the error data Selector 2 Use of non standard commands If this selector is set to 0 the machine can use non standard commands the machine s native mode c...

Page 351: ...ial digit to CML ON This selector sets the time length from when the machine transmits the last dial digit until the CML relay comes on Selector 3 Time length from CML ON to CNG transmission This selector sets the time length until the machine transmits a CNG after it turns on the CML relay Selector 4 Time length from CML ON to CED transmission This selector sets the time length until the machine ...

Page 352: ... not applicable in those countries where no busy tone detection is supported NOTE The setting of WSW11 is effective only when selectors 5 and 6 on WSW05 are set to 0 1 or 1 1 Busy tone detection Selectors 1 and 2 Busy tone frequency band control These selectors set the frequency band for busy tone to be detected Selectors 3 through 8 ON OFF time length ranges for busy tone These selectors set the ...

Page 353: ...od 8 Not used 1000 ms in Chinese models Selectors 1 through 4 Min detection period required for interpreting incoming calling signal CI as OFF Max detection period for incoming calling signal CI being OFF If the machine detects the OFF state of a CI signal for the period greater than the value set by selectors 1 and 2 and less than the value set by selectors 3 and 4 it interprets the CI signal as ...

Page 354: ...hese selectors according to the distance from the telephone switchboard to the machine Selectors 3 and 4 Reception level These selectors set the optimum receive signal level Selectors 5 through 8 Modem attenuator These selectors are used to adjust the transmitting level attenuation of the modem when the reception level at the remote station is improper due to line loss This function applies for G3...

Page 355: ...s 1 0 0 0 2 to 3 times 1 0 0 1 2 to 4 times 1 0 1 0 2 to 5 times 1 0 1 1 2 to 6 times 1 1 0 0 1 to 10 times 1 1 0 1 2 to 10 times 1 1 1 0 3 to 5 times 1 1 1 1 4 to 10 times Selectors 1 through 4 Frequency band selection for incoming calling signal CI These selectors are used to select the frequency band of CI for activating the AUTO ANS facility In the French models if the user sets the PBX to OFF...

Page 356: ... CRP option 0 Disable 1 Enable Selectors 1 through 6 Redial interval and No of redialings The machine redials by the number of times set by selectors 3 through 6 at intervals set by selectors 1 and 2 Selector 8 CRP option If a command error occurs in the machine calling station the machine usually waits for three seconds and then makes a retry three times This CRP option is a request command that ...

Page 357: ...equipped with ADF units Selector 2 ITU T CCITT superfine recommendation If this selector is set to 1 the machine communicates in ITU T CCITT recommended superfine mode 15 4 lines mm If it is set to 0 it communicates in native superfine mode Selector 7 Max document length limitation This selector is used to select the maximum length of a document to be sent Selector 8 Stop key pressed during recept...

Page 358: ... These selectors activate or deactivate the alarm function which sounds an alarm when the communication is completed with the handset being off the hook Selector 5 Calendar clock type 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 ...

Page 359: ...called stations Selectors 2 and 3 Detection enabled time for CNG and no tone After the line is connected via the external telephone or by picking up the handset of the machine the machine can detect a CNG signal or no tone for the time length specified by these selectors The setting specified by these selectors becomes effective only when selector 8 on WSW20 is set to 1 Selector 6 Registration of ...

Page 360: ...e With the first transmission speed choice specified by selectors 1 through 3 the machine attempts to establish the transmission link via the MODEM If the establishment fails the machine automatically steps down to the next lowest speed and attempts to establish the transmission link again The machine repeats this sequence while stepping down the transmission speed to the last choice specified by ...

Page 361: ...made by this selector takes effect only when the Overseas Mode is set to ON Selectors 2 and 3 Overseas communications mode These selectors should be used if the machine malfunctions in overseas communications According to the communications error state select the signal specifications Setting selector 2 to 1 allows the machine to use 1100 Hz CED signal instead of 2100 Hz in receiving operation Thi...

Page 362: ...ry after the message transfer 0 Yes 1 No NOTE Selectors 1 through 5 are applicable to models equipped with ICM recorders NOTE Selectors 6 and 7 are applicable to models with internal TADs NOTE Selector 8 is applicable to models equipped with TADs Selectors 1 through 5 Max waiting time for voice signal In the TAD mode the machine waits for voice signal for the time length specified by these selecto...

Page 363: ...ough 8 are applicable to the Chinese Taiwanese and Asian models only Selector 3 Call Waiting Caller ID Setting this selector to 0 allows the user to decide whether or not to interrupt the current call when a new call comes in If Call Waiting Caller ID service is available in the area and the user subscribes to it he she can see information about his her incoming call on the LCD Selectors 5 through...

Page 364: ...is detected If it is set to 1 the called station starts counting zeros upon detection of 10 ms successive zeros 50 ms after the head of a series of zeros is detected In this case if the detection of 10 ms successive zeros is too late the data counting period will become less than 1 0 second making the called station judge the line condition unacceptable Selectors 2 and 3 Allowable training error r...

Page 365: ...d 2 Maximum OGM recording time These selectors set the allowable maximum recording time for an OGM Selectors 3 and 4 Time length from CML ON to start of pseudo ring backtone transmission These selectors set the length of time from CML ON up to the start of pseudo ring backtone transmission In models with OGM facilities the settings made by these selectors also apply to the length of time from CML ...

Page 366: ...ec 0 0 1 4 sec 0 1 0 6 sec 0 1 1 8 sec 1 0 0 10 sec 1 0 1 12 sec 1 1 0 14 sec 1 1 1 16 sec 8 Not used NOTE Selectors 5 through 7 are applicable to the U S A models only Selectors 5 through 7 Pause between paging number and PIN These selectors set the pause time between a telephone number being paged and PIN personal identification number for the paging feature ...

Page 367: ...omplete and then starts dialing This enables the machine to list the total number of pages in the header of the facsimile message Selectors 4 and 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 The machine interprets a CNG as an effective signal if it detects the CNG by the number of cycles specif...

Page 368: ...stinctive ringing pattern Not used 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 Selector 6 Recording quality This selector determines the recording quality for the OGM and ICM Selecting 1 High increases the qu...

Page 369: ...3 dB 1 0 0 0 dB 1 0 1 1 dB 1 1 0 2 dB 1 1 1 3 dB 4 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 used Selectors 1 through 6 Transmission level of DTMF high low band frequency signal These selectors are intended for the manufacturer who tests the machine for the Standard Never access th...

Page 370: ...ontrol 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 1 through 6 are applicable to models equipped with built in TADs NOTE Selectors 7 and 8 are applicable only to the European versions Selectors 1 through 6 Compression threshold level for voice signals inputted via the telephone line in the built in TAD operation If v...

Page 371: ...with internal TADs Selectors 1 through 3 Dial tone busy tone detection level during recording of ICM Not used If the machine called station detects dial tone 400 Hz continuously or busy tone 400 Hz intermittently exceeding the detection level specified by these selectors for the period specified by selectors 1 through 4 on WSW35 then it interprets the calling station as being disconnected The mach...

Page 372: ...at full size 100 without reduction if it is set to 1 the machine records it at 70 size Selector 5 Minimum ON and OFF duration of ringer signals effective in distinctive ringing The ringer pattern consists of short and long rings e g short short long rings This selector sets the minimum ON and OFF duration of ringer signals that are required for the machine to interpret ringer signals as being ON o...

Page 373: ... 1 Photo 7 8 Default contrast No 7 8 0 X Automatic 1 0 Super light 1 1 Super dark Selectors 5 and 6 Default resolution These selectors set the default resolution which applies when the machine is turned on or completes a transaction Selectors 7 and 8 Default contrast These selectors set the default contrast which applies when the machine is turned on or completes a transaction ...

Page 374: ...uring recording of ICM If the tone level during recording of ICM is less than the threshold setting made by these selectors the tone is interpreted as no tone When the no tone state is kept for the period specified by selectors 1 through 5 on WSW21 the machine disconnects the line Selectors 4 and 5 FAX receiving speed to be kept within the transmission speed limit to the PC To transmit FAX data be...

Page 375: ...eceding the tone detection starting point in the case of automatic line disconnection due to no voice signal received If the machine has disconnected the line after detection of disconnection tone in ICM recording it erases tone recorded preceding the tone detection starting point for the time length set by these selectors Selectors 4 and 5 No of CNG cycles to be detected when the line is connecte...

Page 376: ... sec 0 1 0 0 4 sec 1 1 1 1 15 sec 5 8 Not used NOTE Selectors 1 through 4 are applicable to models equipped with internal TADs Selectors 1 through 4 Max detection period of dial tone busy tone during recording of ICM If the machine called station detects dial tone or busy tone exceeding the detection level specified by selectors 1 through 3 on WSW30 for the period specified by these selectors then...

Page 377: ...PC Interface Not used If the machine recognizes via the STB signal line that the connected PC is powered off it will turn the PC interface outputs Low to protect the PC from hazards that could be caused by weak electric current accidentally flown from the machine This selector determines whether or not the machine should recover from the inactive PC interface to normal interfacing state upon recei...

Page 378: ...Function Setting and Specifications 1 Printout of the stored image data of an unsent document onto an error report 0 No 1 Yes 2 Erasure of the stored image data of an unsent document at the time of the subsequent in memory message transmission 0 No 1 Yes 3 8 Not used Selector 1 Printout of the stored image data of an unsent document onto an error report This selector determines whether or not to p...

Page 379: ...ning level to be applied if the machine fails to send training due to weak line connection If these selectors are set to 0 X the modem will automatically set the appropriate training level Selector 3 Sending level of guard tone at phase 2 This selector sets the sending level of guard tone for 1800 Hz to be sent at Phase 2 in the V 34 mode Selector 4 Stepping down the transmission speed at fallback...

Page 380: ... 1 through 8 First and last choices of transmission speed for fallback These selectors are used to set the modem speed range With the first transmission speed choice specified by selectors 1 through 4 the machine attempts to establish the transmission link via the modem If the establishment fails the machine automatically steps down to the next highest speed and attempts to establish the transmiss...

Page 381: ...e listed on the next page The setting made by these selectors will limit the setting made by selectors 1 through 4 on WSW39 If selector 3 is set to 1 to mask the 3429 symbols second when the first transmission speed choice is 33600 bps specified by selectors 1 through 4 of WSW39 for example then the allowable maximum transmission speed will be limited to 31200 bps If selector 8 is set to 1 to mask...

Page 382: ...00 2400 3000 4800 3429 4800 4800 7200 7200 7200 9600 9600 9600 12000 12000 12000 14400 14400 14400 16800 16800 16800 19200 19200 19200 21600 21600 21600 24000 24000 2800 4800 26400 28800 7200 28800 31200 9600 3200 4800 33600 12000 7200 14400 9600 16800 12000 19200 14400 21600 16800 24000 19200 26400 21600 24000 26400 28800 31200 ...

Page 383: ...4 dBm 1 1 1 1 25 dBm Selectors 1 through 3 ON duration of the scanning light source at room temperature Not used If the scanning operation is started when the scanning light source is off then it will come on for scanning These selectors determine how long the light source is ON after scanning If these selectors are set to 1 1 1 the light source goes off immediately after the scanning sequence Sel...

Page 384: ...ace WSW43 Function setting 21 Selector No Function Setting and Specifications 1 Not used 2 3 Wait time for PC Fax reception Class 2 and FPTS command transmission No 2 3 0 0 50 ms 0 1 100 ms 1 0 150 ms 1 1 0 ms 4 5 Detection time of 2100 Hz CED or ANSam No 4 5 0 0 200 ms 0 1 300 ms 1 0 400 ms 1 1 500 ms 6 Not used 7 Automatic start of remote maintenance 0 No 1 Yes 8 JPEG coding 0 Disable 1 Enable S...

Page 385: ...min 1 1 1 30 min NOTE Selectors 6 through 8 are applicable only to models equipped with ADF units Selectors 6 through 8 Effective time length of the white level compensation data obtained beforehand Not used If you set documents in the ADF and the document front sensor detects them the controller will make correction of the reference voltage to be applied to white level compensation for document s...

Page 386: ...position after you set them in the ADF as well as determining whether or not the ADF automatically draws in documents Selectors 4 through 6 Periodical correction intervals of the reference voltage applied to white level compensation for document scanning during standby Not used These selectors set the correction intervals in seconds of the reference voltage to be applied to white level compensatio...

Page 387: ...at high level Not used Setting this selector to 0 will keep all parallel output pins of the machine at high level Use this setting if Resource Manager bundled with MFC models installed to WindowsNT running on the connected PC fails to monitor the power ON OFF state of the machine Selector 4 Previous filtering parameters for white level compensation Not used At the start of scanning operation the m...

Page 388: ...e applicable only to models supporting pseudo ringing of a connected external telephone Selector 1 Handling paper at the occurrence of a paper feed timing error When feeding paper to the print start position the machine might cause a feed timing error so that the registration sensor goes ON signaling the presence of paper This selector determines whether the machine prints on the current paper or ...

Page 389: ...ough 8 USB setup latency These selectors should not be disturbed WSW49 End of copying beep and print in black Selector No Function Setting and Specifications 1 2 Not used 3 End of copying beep 0 Yes 1 No 4 5 Command flag detection time No 4 5 0 0 150 ms 0 1 350 ms 1 0 550 ms 1 1 750 ms 6 7 8 Not used Selectors 4 and 5 Command flag detection time After receiving a command flag the machine will wait...

Page 390: ...d Not used 0 600Ω termination 1 ZR termination 5 6 Current control to be applied immediately after connection of the line Not used No 5 6 0 0 Standard 0 1 Increase start up current for termination 1 0 Fine current control for termination 1 1 Not used equal to 0 0 7 8 AC voltage threshold for detection of ring Not used No 7 8 0 0 19 V 0 1 11 V 1 0 25 V 1 1 31 V NOTE WSW50 is applicable to models eq...

Page 391: ...0 100 200 1010 30 60 100 100 1011 30 60 60 200 1100 30 60 60 100 1101 50 50 50 50 1110 The engine calibration is disabled 1111 All calibrations engine and software are disabled 5 Idling mode setting when recording the fax message 0 OFF 1 ON 6 8 Not used Selectors 5 Idling mode setting when recording the fax message The idling mode is to print the fax message by reducing the recording speed spacing...

Page 392: ...Confidential MFC 9420CN APPENDIX 5 WIRING DIAGRAM This appendix provides the wiring diagram that helps you understand the connections between PCBs ...

Page 393: ... N W 5V S VCC LFCN CHK N SGND OCST1 N PEL1 P LFCN RET PSL3 PKCLL1ON N PSL1 PSCST1 PSL2 NC FDCLL1ON N 24V F2 SGND TH2 TH1 TH1 TH2 FUTEMP W SGND 24V 1DF3 ELON N OTP_FAN_ERR TLESCN N PGND LEDON P OPT_FAN_ON_P TLESCHK SGND TLES C P TLES M P TLES Y P TLES K P PGND 24V 1D PGND 24V 1D PGND SGND MTCL 24V 1D VCC SGND CNT SGND MTCL VCC 3 3V 2 SGND CNT 3 3V 2 5V 2 3 3 2 5V 2 5V 2 SGND CNT SGND CNT SGND CNT S...

Page 394: ...IX 6 CIRCUIT DIAGRAMS This appendix provides the circuit diagrams of the NCU PCB and power supply PCB A NCU PCB U S A model NCU PCB Europe Oceania Asia model NCU PCB Japanese model B Power Supply PCB 100V 127V Power Supply PCB 240V ...

Page 395: ...V C8 C561 C12 C103 6C RL1 REF C5 C10 16V C14 C822 R15 68k 4C CI GND 6B RL1 3D TELOFF 24V 5V 2A CML 6B SL 1B PLS 4B CHRG 2C RDPS R24 620 C6 C470 6 3V GND R25 620 5V C9 C101 U1 BA10358 6 5 7 5V R28 470 6D CHRG GND Q2 DTC123EK C B E C3 C2 2 L7 L4 SBT L3 SBT L2 SBT REF R18 9 1k C11 C103 GND ZD4 MTZJ5 1B ZD3 MTZJ5 1B C17 C104 ZNR2 ERZV07D470 R5 6 2k 1 4W TP5 TP7 R16 2k C15 C224 TP4 L5 C22 C332 250V R7 ...

Page 396: ... GND C16 C104 5V C8 C561 C12 C563 6C RL1 REF C5 C10 16V C14 C822 R15 68k 4C CI GND 6B RL1 3D TELOFF 24V 5V 2A CML 6B SL 1B PLS 4B CHRG 2C RDPS R24 820 C6 C470 6 3V GND R25 1k 5V C9 C101 U1 BA10358 6 5 7 5V R28 470 6D CHRG GND Q2 DTC123EK C B E C3 C2 2 L7 L4 SBT L3 SBT L2 SBT REF R18 3 9k C11 C103 GND ZD4 MTZJ5 1B ZD3 MTZJ5 1B C17 C104 ZNR2 ERZV07D470 R5 3 3k 1 4W TP5 TP7 R16 0 C15 0 TP4 L5 C22 C33...

Page 397: ... S1ZB60 A1 A2 C1 C100 10V Q3 DTC114YUA C B E Q6 DTC114YUA C B E Q5 DTC114YUA C B E C7 C103 R19 620 1 4W R20 1k 1 10W R29 22k R18 22k R17 22k R5 22k R6 22k R8 47k 1W R2 1k R15 10k R16 10k R9 3 3M 1 4W R23 0 R24 20k NC NC NC R12 15k 1 4W R14 15k 1 4W T2 C22 C100 50V GND D9 D1NL20U C2 C221 C3 C2 2 GND R31 100k R37 4 7k C10 C184 6B RL1 R26 510 1 10W C14 C221 R38 4 3k C18 C104 R32 3 3k 6B SL R22 100k R...

Page 398: ...B Power Supply PCB 100V 127V Confidential ...

Page 399: ...B Power Supply PCB 240V Confidential ...

Page 400: ... logs events that occur during the installation process in the event log file This appendix views a sample of the event log file Selecting Start Program Brother MFL Pro Suite model name Installation Diagnostics reads out the event log file The attachment LOG FILE on the next pages is an example of the MFC5840CN ...

Page 401: ...er driver 00325207 040000 INF Function Data FAXTX FAX sending driver 00325207 040000 INF INIDATA PRT 1 FAXRX FAX receiving software 00325207 040000 INF INIDATA SCN 1 RSP Remote Setup software 00325207 040000 INF INIDATA FAXTX 1 MEDIA Media Drive driver 00325207 040000 INF INIDATA FAXRX 1 00325207 040000 INF INIDATA RSP 1 7 All models indicate 0 because BH3 doesn t check Media Drive 00325217 040000...

Page 402: ...00325497 040000 INF Scanner Driver Check End 00325497 040000 INF FAXTX Driver Check Start 00325497 040000 INF PARAM MODEL NAME PC FAX 25 FAX Tx Driver Installation Check 00325497 040000 INF PARAM CMP PRINTER NAME Brother PC FAX 2 00325497 040000 INF PARAM INTERFACE USB 00325497 040000 INF PARAM PRINTER ID 00325497 040000 INF PARAM MODE 0 00325507 040000 INF EXIST DRIVER NAME Brother PC FAX 2 26 If...

Page 403: ...DEL NAME PC FAX 00328191 040000 INF PARAM CMP PRINTER NAME Brother PC FAX 2 00328191 040000 INF PARAM INTERFACE USB 40 PC FAX Sending Driver Check 00328191 040000 INF PARAM PRINTER ID 7 19FA3ABD 0 USB006 00328191 040000 INF PARAM MODE 1 00328191 040000 INF Fax Port Check Start 00328191 040000 INF FAX PORT CHECK USB006 41 Communication Check to this port 00328191 040000 INF INTERFACE USB 42 Port Ty...

Page 404: ...25 Intel 82371AB EB PCI to ISA bridge ISA mode 00334510 040000 INF USB Chip1 Device26 Intel r 82371AB EB PCI Bus Master IDE Controller 00334510 040000 INF USB Chip2 Device27 Intel 82371AB EB PCI to USB Universal Host Controller 54 USB Chip Information 00334510 040000 INF USB Chip3 Device28 Intel 82443BX Pentium r II Processor to PCI Bridge 00334510 040000 INF USB Chip4 Device29 Intel 82443BX Penti...

Page 405: ...0 INF Process Information End 00341109 040000 INF Startup Information Start 00341109 040000 INF STARTUP Microsoft Office lnk 58 Startup Registration 00341109 040000 INF STARTUP Status Monitor lnk If you failed to install and virus checker was running displace it 00341109 040000 INF Startup Information End 00347739 040000 INF Installation Diagnostics Result Start 59 Installation Diagnostics Result ...

Page 406: ...er 00220787 040000 INF Function Data FAXTX FAX sending driver 00220787 040000 INF INIDATA PRT 1 FAXRX FAX receiving software 00220787 040000 INF INIDATA SCN 1 RSP Remote Setup software 00220787 040000 INF INIDATA FAXTX 1 MEDIA Media Drive driver 00220787 040000 INF INIDATA FAXRX 1 00220787 040000 INF INIDATA RSP 1 7 All models indicate 0 because BH3 doesn t check Media Drive 00220787 040000 INF IN...

Page 407: ...M PRINTER ID 00221158 040000 INF PARAM MODE 0 00221158 040000 INF EXIST DRIVER NAME Brother PC FAX 2 26 If there is EXIST DRIVER NAME PC FAX sending driver is properly installed 00221158 040000 INF PC FAX PORT NAME USB006 00221158 040000 INF FAXTX Driver Check End 00221168 040000 INF FAXRX Check Start 00221168 040000 INF FAXRX FILE CHECK OK 27 FAX Rx File Check 00221168 040000 INF FAXRX Check End ...

Page 408: ...NF Process Information Start 00235429 010000 ERR Process1 00235429 010000 ERR Process2 00235429 010000 ERR Process3 SystemRoot System32 smss exe 00235429 010000 ERR Process4 00235429 010000 ERR Process5 C WINNT system32 winlogon exe 00235429 010000 ERR Process6 C WINNT system32 services exe 00235429 010000 ERR Process7 C WINNT system32 lsass exe 00235429 010000 ERR Process8 C WINNT system32 svchos...

Page 409: ...Installation Failure CANNOT Communicate 00242088 010000 ERR FAXTX_INST OK 67 PC FAX Sending Driver Installation Result 00242088 010000 ERR FAXTX_PORT USB006 68 PC FAX Sending Driver Port 00242088 010000 ERR FAXRX NG Communication 69 PC FAX Receiving Software Installation Failure CANNOT Communicate 00242088 010000 ERR FAXRX_INST OK 70 PC FAX Receiving Software Installation Result 00242088 010000 ER...

Page 410: ... 00622414 040000 INF Function Data FAXTX FAX sending driver 00622414 040000 INF INIDATA PRT 1 FAXRX FAX receiving software 00622414 040000 INF INIDATA SCN 1 RSP Remote Setup software 00622414 040000 INF INIDATA FAXTX 1 MEDIA Media Drive driver 00622414 040000 INF INIDATA FAXRX 1 00622414 040000 INF INIDATA RSP 1 7 All models indicate 0 because BH3 doesn t check Media Drive 00622414 040000 INF INID...

Page 411: ...AME Brother PC FAX 3 00622454 040000 INF PARAM INTERFACE USB 00622454 040000 INF PARAM PRINTER ID 26 If there is no EXIST DRIVER NAME PC FAX sending driver is not properly installed 00622454 040000 INF PARAM MODE 0 00622454 040000 INF FAXTX Driver Check End 00622454 040000 INF FAXRX Check Start 00622454 040000 INF FAXRX FILE CHECK NG 27 FAX Rx File Check 00622454 040000 INF FAXRX Check End 28 If F...

Page 412: ...ay Name DisplayName9 Brother Drivers 00624216 040000 INF ADD REMOVE APPLICATION Check End 00625218 040000 INF Installation Diagnostics Result Start 59 Installation Diagnostics Result OK NG Installation NG Communication 00625218 010000 ERR PRT NG Install 60 Printer Driver Installation Failure Failure to install file 00625218 010000 ERR PRT_INST NG 61 Scanner Driver Installation Result 00625218 0100...

Page 413: ...iles Brother Brmfl04b Brmfinfo ini PRT Printer driver 00318407 040000 INF Function Data SCN Scanner driver 00318407 040000 INF INIDATA PRT 1 FAXTX FAX sending driver 00318407 040000 INF INIDATA SCN 1 FAXRX FAX receiving software 00318407 040000 INF INIDATA FAXTX 1 RSP Remote Setup software 00318407 040000 INF INIDATA FAXRX 0 MEDIA Media Drive driver 00318407 040000 INF INIDATA RSP 0 00318407 04000...

Page 414: ... BrNetCloseDevice WSAWaitForMultipleEvents timeout Error code 0 00322482 010000 ERR BrNetCloseDevice WSAWaitForMultipleEvents timeout Error code 0 00322482 040000 INF Connect Device Name Brother MFC 5840CN 00322482 040000 INF Nework Connect Check End 00322482 040000 INF PORT CHECK OK 78 If OK communication to network port is available 00322482 040000 INF Network Port Check End 00322482 040000 INF ...

Page 415: ... timeout Error code 0 00336853 010000 ERR BrNetCloseDevice WSAWaitForMultipleEvents timeout Error code 0 00336853 040000 INF Connect Device Name Brother MFC 5840CN 00336853 040000 INF Nework Connect Check End 00336853 040000 INF PORT CHECK OK 00336853 040000 INF Fax Port Check End 00336853 040000 INF FAXTX Driver Check End 00336853 040000 INF FAXRX Check Start 00336853 040000 INF FAXRX FILE CHECK ...

Page 416: ...t2 NoDeviceConnected NoDeviceConnected 00338586 040000 INF Enumerate Host Controllers Check End 00339036 040000 INF USB Chip information Check Start 00339036 040000 INF USB Chip0 Device25 Intel 82371AB EB PCI to ISA bridge ISA mode 00339036 040000 INF USB Chip1 Device26 Intel r 82371AB EB PCI Bus Master IDE Controller 00339036 040000 INF USB Chip2 Device27 Intel 82371AB EB PCI to USB Universal Hos...

Page 417: ...04 bh3 Install Appli BH3 Ver1 01 UsaEur Data Disk1 Setup exe 00345566 010000 ERR Process19 apngo sugi SOFT1 PC Appli PCDisks Debug2004 bh3 Install Appli BH3 Ver1 01 UsaEur Data Disk1 Diagnosis BR_collect exe 00345566 040000 INF Process Information End 00345566 040000 INF Startup Information Start 00345566 040000 INF STARTUP Microsoft Office lnk 58 Startup Registration 00345566 040000 INF STARTUP S...

Page 418: ...h C Program Files Brother Brmfl04b Brmfinfo ini SCN Scanner driver 03635316 040000 INF Function Data FAXTX FAX sending driver 03635316 040000 INF INIDATA PRT 1 FAXRX FAX receiving software 03635316 040000 INF INIDATA SCN 1 RSP Remote Setup software 03635316 040000 INF INIDATA FAXTX 1 MEDIA Media Drive driver 03635316 040000 INF INIDATA FAXRX 0 03635316 040000 INF INIDATA RSP 0 7 All models indicat...

Page 419: ...010000 ERR CheckNetwork Error Port Name iligal Time 3 03643428 010000 ERR Cannot Get IP Address ErrCode 11001 03643428 010000 ERR CheckNetwork Error Port Name iligal Time 4 03645440 010000 ERR Cannot Get IP Address ErrCode 11001 03645440 010000 ERR CheckNetwork Error Port Name iligal Time 5 03647453 010000 ERR Cannot Get IP Address ErrCode 11001 03647453 010000 ERR CheckNetwork Error Port Name ili...

Page 420: ...01 03680641 010000 ERR CheckNetwork Error Port Name iligal Time 5 03682654 010000 ERR Cannot Get IP Address ErrCode 11001 03682654 010000 ERR CheckNetwork Error Port Name iligal Time 6 03684667 010000 ERR Cannot Get IP Address ErrCode 11001 03684667 010000 ERR CheckNetwork Error Port Name iligal Time 7 03686680 010000 ERR Cannot Get IP Address ErrCode 11001 03686680 010000 ERR CheckNetwork Error P...

Page 421: ...3719046 040000 INF GetPortName Result 0 03719046 040000 INF Get PortName AUTO 03719607 040000 INF ChkDevCommunication Result 40 03719607 010000 ERR Scanner Connect NG 03724965 040000 INF Initialize Result 0 03725526 040000 INF ChkStiDevice Result 0 03725526 040000 INF ChkWiaDevice Result 3 03728390 040000 INF ChkTwainDs Result 0 03728390 040000 INF Get ScannerName Brother MFC 5840CN LAN 03729992 0...

Page 422: ...ER NAME Brother PC FAX 5 26 PC FAX sending driver is properly installed 03771612 040000 INF PC FAX PORT NAME BRN_6007C0 03771612 040000 INF PARAM MODEL NAME PC FAX 03771612 040000 INF PARAM CMP PRINTER NAME Brother PC FAX 5 03771612 040000 INF PARAM INTERFACE LAN 03771612 040000 INF PARAM PRINTER ID 03771612 040000 INF PARAM MODE 1 03771612 040000 INF Fax Port Check Start 03771612 040000 INF FAX P...

Page 423: ... BRN_6007C0 03806822 040000 INF INTERFACE LAN 03806822 040000 INF Nework Connect Check Start 03806832 010000 ERR Cannot Get IP Address ErrCode 11001 95 Attempting again because the first attempt was NG 03806832 010000 ERR CheckNetwork Error Port Name iligal Time 0 03808845 010000 ERR Cannot Get IP Address ErrCode 11001 03808845 010000 ERR CheckNetwork Error Port Name iligal Time 1 03810858 010000 ...

Page 424: ...icate 03837146 040000 INF USB Host Controler HCD0 Intel 82371AB EB PCI to USB Universal Host Controller 33 Communication Check 03837777 040000 INF Connect Device Information Start It obtains the status of connecting to local network even though it 03837777 040000 INF Port1 Dev1 USB Composite Device is connecting to network 03837777 040000 INF Connect Device Information End 34 USB device is connect...

Page 425: ...R Process2 03845718 010000 ERR Process3 SystemRoot System32 smss exe 03845718 010000 ERR Process4 03845718 010000 ERR Process5 C WINNT system32 winlogon exe 03845718 010000 ERR Process6 C WINNT system32 services exe 03845718 010000 ERR Process7 C WINNT system32 lsass exe 03845718 010000 ERR Process8 C WINNT system32 svchost exe 56 Process Information which is running 03845718 010000 ERR Process9 C...

Page 426: ...n 63 Scanner Driver Installation Failure cannot communicate 03852358 010000 ERR SCN_INST OK 64 Scanner Driver Installation Result 03852358 010000 ERR SCN_PORT AUTO 65 Scanner Driver Port 03852358 010000 ERR FAXTX NG Communication 66 PC FAX Sending Driver Installation Failure cannot communicate 03852358 010000 ERR FAXTX_INST OK 67 PC FAX Sending Driver Installation Result 03852358 010000 ERR FAXTX_...

Page 427: ...ger to use the TWAIN protocol is not available The TWAIN Data Source Manager may not exist SCDIAG_STIDEVICE_CREATE_FAIL 20 The system failed to create the STI device The STI WIA service or the minidriver may have problems SCDIAG_STI_SYSTEM_ERROR 21 The STI Interface IStillImage is not available The STI service may not start or the operation system may have problems SCDIAG_WIADEVICE_CREATE_FAIL 30 ...

Page 428: ...SM FAX045 5CS101 6 Printed in Japan ...

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