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Brother FAX-8350P, Service Manual

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Brother FAX-8350P Service Manual Download Page 231

D

NCU PCB

(Germany/United Kingdom/France/Norway/Belgium/
Netherlands/Switzerland/Ireland/Denmark/Austria/
Spain/Italy/Sweden)

Summary of Contents for FAX-8350P

Page 1: ...FACSIMILE EQUIPMENT SERVICE MANUAL MODEL FAX4750 5750 MFC8300 8600 8700 FAX8350P 8750P MFC9650 ...

Page 2: ...n may be reproduced in any form or by any means without permission in writing from the publisher Specifications are subject to change without notice All products and company names mentioned in this manual are trademarks or registered trademarks of their respective holders ...

Page 3: ...hat the facsimile equipment is always in best condition for the customer the service personnel must adequately understand and apply this manual This manual is made up of six chapters and appendices CHAPTER I GENERAL DESCRIPTION CHAPTER II INSTALLATION CHAPTER III THEORY OF OPERATION CHAPTER IV DISASSEMBLY REASSEMBLY AND LUBRICATION CHAPTER V MAINTENANCE MODE CHAPTER VI ERROR INDICATION AND TROUBLE...

Page 4: ...tion CDRH Regulations 110 120V Model only The Center for Device and Radiological Health CDRH of the US Food and Drug Administration implemented regulations for laser products on August 2 1976 These regulations apply to laser products manufactured from August 1 1976 Compliance is mandatory for products marketed in the United States The label shown below indicates compliance with the CDRH regulation...

Page 5: ...CHAPTER I GENERAL DESCRIPTION ...

Page 6: ...CHAPTER I GENERAL DESCRIPTION CONTENTS 1 EQUIPMENT OUTLINE I 1 1 1 External Appearance and Weight I 1 1 2 Components I 1 2 SPECIFICATIONS I 2 ...

Page 7: ...mensions w o 2nd cassette w 2nd cassette Weight Machine proper 10 5 kg 14 0 kg Machine incl drum unit toner cartridge 12 0 kg 15 5 kg In package 16 5 kg 22 0 kg 1 2 Components The equipment consists of the following major components 1 Provided on those models equipped with a handset 2 Provided on those models without handset ...

Page 8: ... Temperature 10 to 32 5 C 10 to 32 5 C Humidity 20 to 80 without condensation 20 to 80 without condensation Power Source 120 VAC 50 60Hz 120 VAC 50 60Hz Power Consumption Sleep Peak Less than 9W 60W 850W Less than 9W 60W 850W TELEPHONE Automatic Redial Yes Yes Handset Yes Yes One Touch Dial 32 16 x 2 32 16 x 2 Speed Dial 100 100 Telephone Index Yes Yes Speaker Phone No No Chain Dialing Yes Yes Cal...

Page 9: ...nment Temperature 10 to 32 5 C 10 to 32 5 C Humidity 20 to 80 without condensation 20 to 80 without condensation Power Source 120 VAC 50 60Hz 120 VAC 50 60Hz Power Consumption Sleep Peak Less than 9W 60W 850W Less than 9W 60W 850W TELEPHONE Automatic Redial Yes Yes Handset Yes Yes One Touch Dial 32 16 x 2 32 16 x 2 Speed Dial 100 100 Telephone Index Yes Yes Speaker Phone No No Chain Dialing Yes Ye...

Page 10: ...No No Operating Environment Temperature 10 to 32 5 C 10 to 32 5 C Humidity 20 to 80 without condensation 20 to 80 without condensation Power Source 120 VAC 50 60Hz 220 240 VAC 50 60Hz Power Consumption Sleep Peak Less than 9W 60W 850W Less than 7W 9W 60W 850W TELEPHONE Automatic Redial Yes Yes Handset Yes No One Touch Dial 32 16 x 2 32 16 x 2 Speed Dial 100 100 Telephone Index Yes Yes Speaker Phon...

Page 11: ...LCD Backlight No No Operating Environment Temperature 10 to 32 5 C 10 to 32 5 C Humidity 20 to 80 without condensation 20 to 80 without condensation Power Source 220 240 VAC 50 60Hz 220 240 VAC 50 60Hz Power Consumption Sleep Peak Less than 7W 9W 60W 850W Less than 7W 9W 60W 850W TELEPHONE Automatic Redial Yes Yes Handset No No One Touch Dial 32 16 x 2 32 16 x 2 Speed Dial 100 100 Telephone Index ...

Page 12: ...locations Yes 182 locations Batch Transmission Yes Yes Auto Reduction Yes Yes Out of Paper Reception Brother 1 Chart Up to 270 pages Up to 90 pages Dual Access Yes Yes ECM Error Correction Mode Yes Yes ITU SUB Addressing No No Group Dial Yes 6 Yes 6 Re send After Receive Error Signal No No Confidential No No Station ID 1 20 digits 20 characters 1 20 digits 20 characters Off Hook Alarm No No Remote...

Page 13: ...2 locations Batch Transmission Yes Yes Auto Reduction Yes Yes Out of Paper Reception Brother 1 Chart Up to 270 pages Up to 310 pages Dual Access Yes Yes ECM Error Correction Mode Yes Yes ITU SUB Addressing No No Group Dial Yes 6 Yes 6 Re send After Receive Error Signal No No Confidential No No Station ID 1 20 digits 20 characters 1 20 digits 20 characters Off Hook Alarm No No Remote Maintenance Ye...

Page 14: ...ons Yes 182 locations Batch Transmission Yes Yes Auto Reduction Yes Yes Out of Paper Reception Brother 1 Chart Up to 310 pages ITU T Chart Up to 130 pages Dual Access Yes Yes ECM Error Correction Mode Yes Yes ITU SUB Addressing No No Group Dial Yes 6 Yes 6 Re send After Receive Error Signal No No Confidential No No Station ID 1 20 digits 15 characters 1 20 digits 20 characters Off Hook Alarm No No...

Page 15: ...ons Batch Transmission Yes Yes Auto Reduction Yes Yes Out of Paper Reception ITU T Chart Up to 130 pages Up to 460 pages Dual Access Yes Yes ECM Error Correction Mode Yes Yes ITU SUB Addressing Yes Wordcraft MFL Pro Class1 only No Group Dial Yes 6 Yes 6 Re send After Receive Error Signal No No Confidential No No Station ID 1 20 digits 20 characters 1 20 digits 20 characters Off Hook Alarm No No Re...

Page 16: ... Program Windows3 1x 95 98 and NT4 0 Driver with Auto Installer Program Utility Software No Yes Remote printer console for PCL4 Toner Life High Yield TN 430 6 000 pages A4 5 6 000 pages A4 5 Standard Yield TN 460 3 000 pages A4 5 3 000 pages A4 5 Drum Life DR400 Up to 20 000 pages Up to 20 000 pages Interface Type Parallel Parallel USB 2 Bundled Cable No Yes Parallel COPY Color No No Speed ppm Up ...

Page 17: ...s3 1x 95 98 and NT4 0 Driver with Auto Installer Program Utility Software Yes Remote printer console for PCL4 Yes Remote printer console for PCL4 Toner Life High Yield TN 430 6 000 pages A4 5 6 000 pages A4 5 Standard Yield TN 460 3 000 pages A4 5 3 000 pages A4 5 Drum Life DR400 Up to 20 000 pages Up to 20 000 pages Interface Type Parallel USB 2 Parallel USB 2 Bundled Cable Yes Parallel Yes Paral...

Page 18: ...64 to 157 g m2 17 to 43 lb Printer Driver Windows3 1x 95 98 and NT4 0 Driver with Auto Installer Program N A Utility Software No No Toner Life High Yield TN 430 6 000 pages A4 5 6 000 pages A4 5 Standard Yield TN 460 3 000 pages A4 5 3 000 pages A4 5 Drum Life DR400 Up to 20 000 pages Up to 20 000 pages Interface Type Parallel 3 Bundled Cable No No COPY Color No No Speed ppm Up to 12 Up to 12 Mult...

Page 19: ...am Windows3 1x 95 98 and NT4 0 Driver with Auto Installer Program Utility Software Yes Remote printer console for PCL4 No Toner Life High Yield TN 430 6 000 pages A4 5 6 000 pages A4 5 Standard Yield TN 460 3 000 pages A4 5 3 000 pages A4 5 Drum Life DR400 Up to 20 000 pages Up to 20 000 pages Interface Type Parallel USB 2 Parallel USB 2 Bundled Cable No up to country No COPY Color No No Speed ppm...

Page 20: ... Voice Mail Box N A N A Fax Voice on Demand N A N A VIDEO CAPTURE No No Video Capture N A N A Video Print N A N A Video Format N A N A BUNDLED SOFTWARE For Windows Printer Driver Brother Available with option Yes Viewer ScanSoft Available with option Available with option TWAIN Brother Available with option Available with option PC Fax SMSI 3 Available with option Available with option For iMAC Pr...

Page 21: ...ding Time N A N A OGM MC MC Pro Paging N A N A Fax Voice Mail Box N A N A Fax Voice on Demand N A N A VIDEO CAPTURE Yes Yes Video Capture Yes Color Yes Color Video Print Yes Mono Yes Mono Video Format NTSC NTSC BUNDLED SOFTWARE For Windows Printer Driver Brother Yes Yes Viewer ScanSoft Yes Yes TWAIN Brother Yes Yes PC Fax SMSI 3 Yes Yes For iMAC Printer Driver Brother Yes Yes Viewer InfoWAVE N A N...

Page 22: ... A N A Fax Voice Mail Box N A N A Fax Voice on Demand N A N A VIDEO CAPTURE No N A Video Capture N A N A Video Print N A N A Video Format N A N A BUNDLED SOFTWARE For Windows Printer Driver Brother Available with option N A Viewer ScanSoft Available with option N A TWAIN Brother Available with option N A PC Fax SMSI 3 Available with option N A For iMAC Printer Driver Brother Available with option ...

Page 23: ...ging N A N A Fax Voice Mail Box N A N A Fax Voice on Demand N A N A VIDEO CAPTURE N A N A Video Capture N A N A Video Print N A N A Video Format N A N A BUNDLED SOFTWARE For Windows Printer Driver Brother Yes Wordcraft Available with option Viewer ScanSoft Yes Wordcraft Available with option TWAIN Brother Yes Brother Yes Brother PC Fax SMSI 3 Yes Brother Available with option For iMAC Printer Driv...

Page 24: ...CHAPTER II INSTALLATION ...

Page 25: ...CHAPTER II INSTALLATION CONTENTS 1 INSTALLING THE UPDATE DATA TO THE FACSIMILE EQUIPMENT II 1 ...

Page 26: ...le OS Connecting the facsimile equipment to your computer 1 Make sure that the equipment s power cord is unplugged from a wall socket 2 Make sure that your computer is powered off 3 Connect the interface cable to the parallel interface port on the back of the equipment and secure it with the lock wires 4 Connect the other end of the interface cable to the printer port of your computer and secure i...

Page 27: ... utility are located In the above example type C from the command line and press the ENTER key Then type CD UPDATE and press the ENTER key 4 Check that your computer is connected with the facsimile equipment correctly 5 To start the transfer utility transmitting the update data to the flash ROM of the facsimile equipment type the following ICEN filename b Then press the ENTER key During downloadin...

Page 28: ...CHAPTER III THEORY OF OPERATION ...

Page 29: ...ocess mechanism III 5 1 Charging process III 6 2 Exposing process III 6 3 Developing process III 7 4 Transferring process III 7 2 2 3 Heat fixing mechanism III 8 2 2 4 Paper ejecting mechanism III 9 2 3 Sensors and Actuators III 10 3 CONTROL ELECTRONICS III 12 3 1 Configuration III 12 3 2 Main PCB III 13 3 3 Engine PCB III 15 3 4 NCU PCB III 16 3 5 Control Panel PCB III 19 3 6 Power Supply PCB III...

Page 30: ...III 1 1 OVERVIEW Not provided on those models without handset ...

Page 31: ...ting mechanism Document scanning mechanism n LASER PRINTING MECHANISM Paper pick up and registration mechanism Print process mechanism consisting of charging exposing developing and transferring processes with paper feeding mechanism Heat fixing mechanism with paper feeding mechanism Paper ejecting mechanism n SENSORS AND ACTUATORS ...

Page 32: ... roller ASSY and ADF parts feeds those documents into the equipment starting from the bottom sheet to the top page by page Each document advances with the document feed roller ASSY to the scanner and then it is fed out of the equipment with the document ejection roller ASSY 2 1 2 Scanner The scanner uses a contact image sensor CIS unit which consists of an LED array illuminating documents a self f...

Page 33: ...e leading edge of the pulled in paper passes through the manual insertion sensor actuator the paper is further fed for the specified time length Accordingly the leading edge will reach the paper feed roller where the paper skew will be eliminated At the 3rd stage the controller deenergizes the solenoid to rotate the paper feed roller for feeding paper to the transfer block in the drum unit When th...

Page 34: ...process unit works with laser beam electrical charges and toner The graph below shows the transition of electrical charge on the surface of the laser sensitive drum through the four processes charging exposing developing and transferring processes ...

Page 35: ...ve drum to approx 870V which is kept by the voltage regulator grounding the grid to the frame 2 Exposing process When the laser sensitive drum holds a positive electrical charge the laser beam issued from the laser unit scans the drum according to the print image to expose the drum surface for neutralizing the spots where black should be forming an electrostatic latent image ...

Page 36: ...en a paper passes between the drum and the transfer roller the controller negatively charges the transfer roller The toner is positive so the toner image formed on the drum will be transferred onto the paper according to the same principle as for the developing process Cleaning the transfer roller In the transferring process the transfer roller may be contaminated with toner since not all the tone...

Page 37: ...er and the pressure roller in the heat fixing unit the heater roller fuses the toner on the paper The controller monitors the internal resistance of the heater thermistor to keep the surface temperature of the heater roller constant by turning the halogen heater lamp on and off ...

Page 38: ...ion roller If the leading edge of the paper pushes up the actuator of the paper ejection sensor the sensor signals the start of paper ejection If the trailing edge has passed through the sensor actuator the sensor signals the completion of paper ejection The paper will be turned over along the outer chute and ejected onto the main cover by the exit roller ...

Page 39: ...s reached the starting position and when the scan for that page is over Manual insertion sensor which detects whether paper is inserted manually through the paper slot or whether paper fed through the paper cassette has jammed Registration sensor which detects the leading and trailing edges of recording paper which allows the controller to determine the registration timing and check paper jam Cass...

Page 40: ...III 11 Provided on models equipped with a handset Location of Sensors and Actuators ...

Page 41: ... is shown below 1 Provided on models supporting LAN interface 2 Provided on models supporting video capture 3 Provided on models equipped with a handset 4 Provided on models available with a 2nd paper cassette as an option or standard 5 Provided on European models Configuration of Facsimile Equipment ...

Page 42: ...rcuitry sensor detection circuitry and analog circuits for scanning printing and power transmission shifting EEPROM Electrically Erasable Programmable Read only Memory DRAM Dynamic Random Access Memory 1 Provided on models supporting LAN interface 2 Provided on models supporting video capture 3 Provided on models equipped with a handset Block Diagram of Main PCB ...

Page 43: ...III 14 Main PCB ...

Page 44: ...in PCB into parallel signals According to those signals the engine PCB controls the following Motors main motor fan motor and polygon motor High voltage power supply Solenoid s Heater Heater thermistor Sensors cover sensor toner sensor manual insertion sensor registration sensor s and cassette sensor s ...

Page 45: ...III 16 3 4 NCU PCB The NCU PCB switches the communications line to telephone or built in MODEM under the control of the main PCB US versions ...

Page 46: ...III 17 European versions ...

Page 47: ...III 18 Asian Oceanian versions ...

Page 48: ...commands and data The control panel unit consists of a gate array an LCD and LEDs which are controlled by the gate array according to commands issued from the FAX engine on the main PCB The panel FPC is a flexible keyboard PCB which integrates the key matrix having rubber keytops Control Panel PCB and its Related Circuit ...

Page 49: ...wer 5V and 24V from a commercial AC power supply for the driver circuits The 5V source is fed to the logic control panel sensors CIS unit etc The 24V source is fed to the motors solenoid fan and high voltage power supply PCB The low voltage power supply also feeds AC power to the heater of the heat fixing unit Low voltage Power Supply Circuit ...

Page 50: ... supply PCB This power supply generates high voltage power sources from the 24V source fed from the low voltage power supply for charging developing and transferring in the laser printing process High voltage Power Supply Circuit ...

Page 51: ...CHAPTER IV DISASSEMBLY REASSEMBLY AND LUBRICATION ...

Page 52: ...aker and Document Guides IV 15 1 9 Handset Mount and Hook Switch PCB for models equipped with a handset Side Cover for models without handset IV 21 1 10 Paper Sub Tray IV 23 1 11 VC Cover VC Bracket and VC Connector PCB for models supporting video capture IV 24 1 12 Front Cover Front Sub Cover for models not supporting video capture IV 25 1 13 Outer Chute and Paper Pinch Rollers IV 26 1 14 Main Co...

Page 53: ...olenoid IV 51 1 28 Paper Cassette IV 52 1 29 Cleaning of High voltage Contacts and Grounding Contacts IV 53 2 LUBRICATION IV 55 1 Document feed roller ASSY and document ejection roller ASSY IV 55 2 Control panel locks IV 56 3 Scanner frame ASSY document take in roller and its shaft and separation roller and its shaft IV 56 4 Top cover IV 57 5 Drive gear ASSY IV 58 6 Paper cassette IV 59 ...

Page 54: ... ASSY or document ejection roller ASSY if at all possible Once removed they will become unusable and new gears will have to be put back in 6 When using soldering irons and other heat generating tools take care not to damage the resin parts such as wires PCBs and covers 7 Before handling the PCBs touch a metal portion of the equipment to discharge static electricity otherwise the electronic parts m...

Page 55: ...nt tray the paper cassette and the drum unit with toner cartridge loaded For those models equipped with handset n n How to Access the Object Component On the next page is a disassembly order flow which helps you access the object components To remove the heat fixing unit for example first find it on the flow and learn its number in this case You need to remove parts numbered and so as to access th...

Page 56: ...IV 3 n n Disassembly Order Flow ...

Page 57: ...cover 1 2 Access Plates R and F 1 Remove screw c that secures access plates R and F together to the main chassis 2 Remove screws d and e from access plate R 3 Take out access plates R and F together 4 Remove screw f to separate those access plates n n Reassembling Notes When reinstalling access plate F fit the two tabs provided on the front end underneath the center edge of the main chassis a and ...

Page 58: ...th your thumbs then open the control panel ASSY further arrow to unhook those arms from bosses x provided on the scanner frame ASSY while sliding the control panel ASSY to the front arrow ƒ to release its bosses y from the grooves of the scanner frame ASSY 3 Slightly lift up the control panel ASSY and disconnect the panel main harness from the control panel PCB ...

Page 59: ...ring push down the nip piece arrow and then press either side of the piece inwards arrow 4 To remove the document pressure bar press either of supports a provided on the panel rear cover inwards and then lift the pressure bar up and towards the rear to release the three tabs from the cutouts provided in the panel rear cover The spring also comes off 5 To remove the document rear sensor actuator pu...

Page 60: ...r cover 9 Fully turn the document front sensor actuator to the rear and take it out 10 Unhook the document sensor PCB from two Y latches 11 Unhook the control panel PCB from three Z latches 12 Slightly lift up the control panel PCB then unlock the LCD cable connector and disconnect the LCD flat cable Next unlock the FPC key connector and disconnect the FPC key ...

Page 61: ...ot take out the LCD except when the LCD is defective and requires replacement n n Reassembling Notes Before reinstalling the LCD to the control panel wipe fingerprints or dust off the LCD surface and control panel window with a soft cloth A new LCD is covered with a protection sheet Before installing it remove the protection sheet ...

Page 62: ... rib a to the rear then pull the document feed roller ASSY to the left and upwards 2 Lightly push arm rib b to the rear then pull the document ejection roller ASSY to the left and upwards NOTE Take care not to break the arm ribs They may easily break 3 Pull up the pinch rollers and their shafts springs ...

Page 63: ...0 mm to prevent the CIS harness connector on the CIS unit from getting broken 2 While holding up the CIS unit disconnect the CIS harness The CIS springs also come off n n Reassembling Notes When reinstalling the CIS unit first connect the CIS harness insert the right end under the arm of the scanner frame put the CIS unit into the scanner frame and then move it to left ...

Page 64: ... up the front edge of the scanner frame ASSY and pull the ASSY towards you to release the three tabs provided on the rear end from the top cover NOTE If the CIS unit is mounted do not lift up the scanner frame ASSY exceeding 30 mm to prevent the CIS harness connector on the CIS unit from getting broken 3 Hold up the ASSY and disconnect the scanner motor harness and the CIS harness if the CIS is mo...

Page 65: ... 4 Turn the scanner frame ASSY upside down 5 Remove the screw from the scanner motor and turn the motor as shown below to release it from the latch 6 Remove the two screws and take off the scanner drive unit ...

Page 66: ...on roller gear in the direction of arrow by pulling its pawls outwards Slightly push down the arm arrow and shift the separation roller shaft to the left arrow ƒ and take it up Then shift the separation roller to the left and take it up 9 Remove the two pressure roller leaf springs by pulling them in the direction of arrows and in this order as shown below Then remove the pressure rollers and shaf...

Page 67: ...canner motor fit it in the latch provided on the scanner frame with the connector facing up and then secure it with the screw See page IV 12 When setting the scanner frame ASSY back into place be sure to route the scanner motor harness through the hook on the top cover as shown on page IV 11 and connect it to the scanner motor route the CIS harness through the hook on the top cover as shown on pag...

Page 68: ...onnect the hook switch harness and speaker harness from the main PCB For models equipped with a handset 2 Remove the harness support rubbers to release the hook switch harness 3 Release the scanner motor harness and CIS harness from the hooks provided on the top cover ...

Page 69: ...front and upwards in the direction of arrows to release them from the bosses provided on the main cover 7 Insert the tip of a flat screwdriver and unhook the latches of the top cover in the direction of arrows then lift up the top cover arrow ƒ For models equipped with a handset a Stepped screw b Taptite cup S M3x10 ...

Page 70: ...ble and new parts will have to be put back in 10 As shown below warp the gear equipped end of the exit roller and remove it 11 Unhook the latch from the speaker spring and pull it up To make this easier insert the tip of a flat screwdriver from the bottom of the top cover placed upside down Lift up the speaker ...

Page 71: ...ove the document guides L and R as shown below n n Reassembling Notes When reinstalling the paper guides set them into place pull them outwards in the direction of arrows and then secure them with the spring guide gear and screw arrow For models equipped with a handset ...

Page 72: ...into square cutout X with the core equipped end down and then raise its upper end up and through cutout x provided in the top cover at the left hand side pull up the scanner motor harness and CIS harness and raise them up and through square and round cutouts y and z provided in the top cover respectively If the scanner motor harness or CIS harness has been taken out from the machine first put it i...

Page 73: ...through the ferrite core of the speaker harness make sure that the panel main harness speaker harness and hook switch harness are routed through the cutout provided in the bottom insulation film and make sure that the ferrite cores of the pane main harness and speaker harness lie inside the bottom insulation film ...

Page 74: ...pped with a handset Side Cover for models without handset 1 Remove the two screws from the handset mount or side cover 2 Twist the handset mount or side cover so that it tilts over to the left and its upper end works out of the bosses provided on the top cover ...

Page 75: ...CB ASSY by unhooking latch b 5 Disconnect the hook switch harness from the hook switch PCB n n Reassembling Notes When assembling the upper and lower handset mounts route the hook switch harness underneath the hook switch PCB and through the cutout as shown above Take care not to pinch the harness between the upper and lower mounts Make sure that the hook switch harness is routed along the guides ...

Page 76: ...IV 23 1 10 Paper Sub Tray 1 Turn the paper sub tray up in the direction of arrow 2 Warp the sub tray and lift it up arrows and ƒ ...

Page 77: ... off the VC cover 2 Remove screw c take out the VC bracket together with the VC connector PCB and disconnect the VC harness 3 Remove two screws d then take off the VC connector PCB n n Reassembling Notes The routing of the VC harness is shown on page IV 27 a Taptite cup S M3x10 b Taptite bind S M3x8 c and d Taptite cup S M3x6 ...

Page 78: ... the front cover 2 Remove the screw from the left bottom of the front side of the main cover 3 Hold the front cover at an angle of 45 and pull the front cover link to the left to release it from the front cover 4 Pull the bottom left front corner of the main cover to the left in the direction of arrow and release the front cover from the boss provided on the main cover arrow ...

Page 79: ...ers 1 Pull up the outer chute and open it in the direction of arrow 2 Remove the chute springs from the hooks provided on the main cover arrow then lift up the outer chute arrow ƒ 3 Remove the paper pinch rollers their supports and their springs ...

Page 80: ...main chassis Make sure that the cutout provided in the main cover is dislocated from the power inlet 3 Unhook the two latches with the tip of a flat screwdriver then lift up the main cover n n Reassembling Notes When reinstalling the main cover route the panel main harness CIS harness and scanner motor harness through the respective cutouts provided in the main cover as illustrated above a and b T...

Page 81: ...IV 28 1 15 Switch Cover 1 Push the locks of the switch cover as shown below and remove it ...

Page 82: ...ot to touch the inside of the unit glass or mirror NOTE On the small PCB in the laser unit is a 2 pin connector which is for the adjustment in the factory Do not disturb it n n Reassembling Notes Before putting the laser unit back into place check for any toner particles paper dust or dirt and clean them out After routing the polygon motor harness and laser flat cable tape them onto the laser unit...

Page 83: ...screw from the harness duct 2 Peel off tape and take off the scanner motor harness CIS harness and VC harness from the harness duct 3 Unhook the harness duct from the main chassis in the directions of arrows and Provided on models supporting video capture ...

Page 84: ...ter harness from the upper center of the heat fixing unit 6 Disconnect the short heater wire of the heater harness from the left end of the heat fixing unit 7 Lift up the heat fixing unit and disconnect the heater thermistor harness from the engine PCB a Stepped screw b Taptite cup S M3x8 ...

Page 85: ...rrow ƒ 11 Remove screw e slightly lift up the heater roller gear arrow hold the lock plate L of the FU lamp between your fingers and pull out the FU lamp from the heater roller arrow CAUTION Do not touch the FU lamp If you have touched it clean it thoroughly with alcohol n n Reassembling Notes When setting the FU lamp into the heat fixing unit be sure to insert the right end of the wire into the l...

Page 86: ...e equipment enter the maintenance mode by pressing the Function Menu 2 8 6 and 4 keys after completion of reassembly and then make it exit from the mode by pressing the 9 key twice Otherwise the heat fixing unit may not become energized because of the following reason If the failure of the heat fixing unit is caused by an opening of the thermistor circuit that senses the temperature of the heat fi...

Page 87: ...IV 34 1 18 Fan 1 Disconnect the fan harness from the engine PCB 2 Remove two screws take out the heater wires from the latch of the fan duct and take off the fan duct together with the fan ...

Page 88: ... fan duct outwards and take out the fan n n Reassembling Notes Put the fan back into place so that the rating label faces outwards and upside down Route the heater wires through the latch of the fan duct as shown on the previous page ...

Page 89: ... the drive gear ASSY 2 Tilt the drive gear ASSY towards you while taking care not to drop the develop joint and spring and then disconnect the main motor harness 3 Remove the front cover link and idle gear 56 from the main chassis Provided on models supporting video capture ...

Page 90: ...IV 37 4 Remove four screws and take off the main motor ASSY from the drive gear ASSY n n Reassembling Notes If you have removed the gear 39 98 from the drive gear ASSY hook the spring as shown below ...

Page 91: ...eld 2 USA version Disconnect the main NCU harness from the main PCB European version Disconnect the main NCU harness and main NCU harness 2 from the main PCB See the illustration given on the next page 3 Remove the screw from the NCU PCB and take out the PCB Taptite cup S M3x6 Tightening torque 0 5 N m ...

Page 92: ...canner motor harness as illustrated below European version As illustrated below route the main NCU harness and main NCU harness 2 between the NCU PCB and the power supply bracket to prevent them from interfering with the primary circuitry on the NCU PCB Then install the NCU shield ...

Page 93: ...ness 6 pin P3 Main LV engine harness 6 pin P22 Laser flat cable P9 Engine main harness 12 pin P8 VC harness 1 2 pin P11 CIS harness 7 pin P12 In casing temperature sensor harness 2 pin P13 Scanner motor harness 4 pin P14 1 Provided on models supporting video capture 2 Provided on models equipped with a handset 3 Provided on the European version ...

Page 94: ...the rear until you can remove screw c 5 Remove screw c to release the grounding wire 6 For models available with a 2nd paper cassette Unhook the 2nd cassette relay PCB bracket from the bottom plate 7 Pull the bottom plate to the rear and out of the main chassis a Taptite cup S M3x6 b Taptite bind B M4x12 c Screw pan washer M3 5x6 ...

Page 95: ...rounding wire is looped and routed through the support film as illustrated on page IV 44 and then secure the grounding wire to the bottom plate with screw c shown on the previous page When connecting the engine main harness laser flat cable and main LV engine harness to the main PCB prevent them from interfering with each other in the vicinity of the connectors After you replace the main PCB be su...

Page 96: ...IV 43 Setting up the main PCB after replacement For the American version equipped with a handset ...

Page 97: ...e low voltage power supply PCB is connected to the power inlet with soldered lead wires 4 Remove screw i 5 While holding up the low voltage power supply PCB take out the power inlet from the main chassis to the inside in the direction of the arrow shown below 6 To separate the power inlet from the low voltage power supply PCB unsolder the two lead wires from the PCB g and i Taptite cup S M3x6 h Ta...

Page 98: ...hen solder those wires on the solder side of the PCB After setting the power inlet back into place fold the grounding wire into two and route the fold through cutout Y provided in the support film as shown on the previous page When reinstalling the low voltage power supply PCB route the main LV engine harness through cutout X provided in the support film as shown on the previous page ...

Page 99: ...upply PCB and disconnect it from the engine PCB 4 Pull the spring up and out 5 Slightly hold up the engine PCB and disconnect the following harnesses Toner sensor light receiver harness 3 pin P1 Main LV engine harness 2 pin P15 2nd cassette relay harness 8 pin P8 Heater thermistor harness 2 pin P6 if the heat fixing unit has not been removed Fan harness 2 pin P7 if the fan has not been removed Ton...

Page 100: ...ay PCB from its bracket n n Reassembling Notes Before reinstalling the high voltage power supply PCB push in the spring with a flat screwdriver until it snaps into place as shown below Before reinstalling the high voltage power supply PCB check the high voltage contacts for any toner particles paper dust or dirt and clean them out Early lot machines Later lot machines ...

Page 101: ...h sides of the lens support on the toner sensor LED PCB with your fingers to release them from the main chassis release its harness from the two latches and then pull it out n n Reassembling Notes Route the toner sensor LED harness on the left hand side of the main chassis as shown above Also refer to the illustration given on page IV 46 Route the toner sensor light receiver harness on the right h...

Page 102: ...bushing from the end of the paper pick up roller shaft 3 Remove the pawled bushing by pulling its pawl outwards then remove the paper pick up roller and its shaft 4 Remove the gear 40 54 gear 45 set F R and gear 20 F R 5 If the engine PCB has been removed take out the cassette sensor actuator This prevents the actuator from dropping during the following disassembly jobs ...

Page 103: ...ht end of the paper feed roller shaft pull up the pawl of the bushing arrow ƒ with the tip of a flat screwdriver and move the paper feed roller ASSY to the left arrow Then take out the bushing and paper feed roller ASSY 4 Remove the joint arrow n n Reassembling Notes When setting the gear 21 back into place insert it and turn it so that its D shaped end becomes fitted with the D shaped end of the ...

Page 104: ...ver F R by pulling its pawl outwards 5 Remove the clutch lever spring and clutch lever P R 6 Remove the plunger and solenoid release spring 7 Remove two screws a and take off the cassette guide L 8 Remove screw b and take off the solenoid n n Reassembling Notes Route the solenoid harness through three latches and pass it through the square hole provided in the left hand plate of the main chassis a...

Page 105: ...ide guide R or L inwards in the direction of arrow and remove the screw Then release the latches arrow and pull up the side guide arrow ƒ 3 Release the pressure plate from the bosses arrow and remove it arrow 4 Fully slide the paper rear guide to the front and lift it up arrow Screw pan cup B M2 6x5 Tightening torque 0 3 0 1 N m ...

Page 106: ...53 1 29 Cleaning of High voltage Contacts and Grounding Contacts If any toner particles paper dust or dirt are on the contacts clean them out This will ensure that power flows correctly to enable printing ...

Page 107: ...IV 54 ...

Page 108: ...inch of grease 3 mm 3 Rice sized pinch of grease 6 mm 3 Two rice sized pinches of grease 12 mm 3 Five rice sized pinches of grease 30 mm 3 Molykote grease EM 30L Dow Corning Molykote grease EMD 110 Dow Corning Molykote grease PG662 Dow Corning 1 Document feed roller ASSY and document ejection roller ASSY Lubricant type Manufacturer ...

Page 109: ...IV 56 2 Control panel locks 3 Scanner frame ASSY document take in roller and its shaft and separation roller and its shaft ...

Page 110: ...IV 57 4 Top cover ...

Page 111: ...IV 58 5 Drive gear ASSY ...

Page 112: ...IV 59 6 Paper cassette ...

Page 113: ...CHAPTER V MAINTENANCE MODE ...

Page 114: ... Printout V 9 3 6 Operational Check of LCD V 55 3 7 Operational Check of Control Panel PCB V 55 3 8 Receiver Volume Adjustment applicable to the American version only V 57 3 9 Sensor Operational Check V 58 3 10 CIS Scanner Area Setting V 59 3 11 EEPROM Customizing V 59 3 12 Erasure of Received FAX Messages Temporarily Stored in the Flash Memory V 60 3 13 Equipment Error Code Indication V 60 3 14 O...

Page 115: ...uipment is ready to accept entry from the keys To select one of the maintenance mode functions listed in Section 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 3 NOTES Pressing the 9 key twice in the initial stage of the maintenance mode makes the equipment exit from the maintenance...

Page 116: ...ontrol Panel PCB Check of Keys and Buttons 3 7 V 55 14 15 16 Receiver Volume Adjustment applicable to the American version only 3 8 V 57 32 Sensor Operational Check 3 9 V 58 55 CIS Scanner Area Setting 3 10 V 59 74 EEPROM Customizing 3 11 V 59 79 Erasure of Received FAX Messages Temporarily Stored in the Flash Memory not applicable to the American version 3 12 V 60 82 Equipment Error Code Indicati...

Page 117: ...cess user accessible selectors which are shaded in the firmware switch tables in Subsection 3 5 The service personnel should instruct end users to follow the procedure given below 1 American models Press the Function and Mode keys in this order European models Press the Menu and Mode keys in this order The LCD clears the current display NOTE The Mode key is inoperable during standby for redialing ...

Page 118: ...ling initialized These will not be initialized Received FAX messages temporarily stored in the flash memory Not applicable to the American version EEPROM customizing code 4 digit These will not be initialized Note that the first digit of the 4 digit customizing code will be initialized to 0 If the code is 1001 for example it will be initialized to 0001 NOTE If you replace the main PCB with one use...

Page 119: ...f the maintenance mode The WHITE LEVEL 1 will appear on the LCD 2 The equipment prints out the scanning compensation data list containing the following a 2 value quantization white level data 2496 bytes b 2 value quantization black level data 1 byte c LED light intensity value 2 value quantization LED light intensity value and photo mode LED light intensity value 3 bytes d 2 value quantization A D...

Page 120: ...V 6 Scanning Compensation Data List ...

Page 121: ...s Allowable up to the ADF capacity The DOC READY will appear on the LCD 2 Press the 0 and 8 keys in this order While counting the documents the equipment feeds them in and out displaying the current count on the LCD as shown below Current count 1st page in this example 3 After showing the final count the equipment beeps for one second To return the equipment to the initial stage of the maintenance...

Page 122: ...function prints out test pattern 1 to allow the service personnel to check for record data missing or print quality n n 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 1 Test Pattern 1 ...

Page 123: ...on V 16 WSW06 Pause key setting and 2nd dial tone detection V 18 WSW07 Dial tone setting 1 V 20 WSW08 Dial tone setting 2 V 21 WSW09 Protocol definition 1 V 22 WSW10 Protocol definition 2 V 23 WSW11 Busy tone setting V 24 WSW12 Signal detection condition setting V 25 WSW13 Modem setting V 26 WSW14 AUTO ANS facility setting V 27 WSW15 REDIAL facility setting V 28 WSW16 Function setting 1 V 29 WSW17...

Page 124: ...ition to be modified 4 Enter the desired number using the 0 and 1 keys 5 Press the Set key This operation saves the newly entered selector values onto the EEPROM and readies the equipment for accepting a firmware switch number 6 Repeat steps 2 through 5 until the modification for the desired firmware switches is completed 7 Press the Set or Stop key to return the equipment to the initial stage of ...

Page 125: ... 1 No 8 Default dialing mode pulse DP or tone PB dialing 0 PB 1 DP l 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 l Selectors 3 and 4 Break time length in pulse dialing These selectors set the ...

Page 126: ...mission 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 0 0 dB 1 8 dB 0 0 dB 1 4 dB 0 0 dB 1 2 dB 0 0 dB 1 1 dB l Selectors 1 through 4 Tone signal transmission time length and Min pause in tone dialing These selectors set ...

Page 127: ...nd 7 are not applicable where no PABX is installed l Selectors 1 and 5 CNG detection when sharing a modular wall socket with a telephone These selectors determine whether or not the equipment detects a CNG signal when a line is connected to a telephone sharing a modular wall socket with the equipment Upon detection of CNG signals by the number of cycles specified by these selectors the equipment i...

Page 128: ...ABX Setting both of these selectors to 1 activates the dial tone detection function so that the equipment starts dialing upon detection of a dial tone when a line is connected Other setting combinations deactivate the dial tone detection function so that the equipment starts dialing after the specified WAIT 3 5 5 0 or 7 0 sec without detection of a dial tone when a line is connected ...

Page 129: ...in those countries where no transfer facility is supported l Selectors 5 and 6 Earth time length for earth function These selectors set the short circuiting time length of the telephone line La or Lb to ground This setting is effective only when the earth function is selected for the R key by using the function switch l Selectors 7 and 8 Break time length for flash function These selectors set the...

Page 130: ...ction function which detects the 1st dial tone issued from the PSTN when a line is connected to the PSTN Setting all of these selectors to 1 activates the dial tone detection function so that the equipment starts dialing upon detection of a dial tone when a line is connected For the detecting conditions of the 1st dial tone refer to WSW07 and WSW08 Other setting combinations deactivate the dial to...

Page 131: ... disconnect the line Setting selectors 5 and 6 to 0 and 1 respectively makes the equipment detect a busy tone only after dialing and disconnect the line Setting both of selectors 5 and 6 to 1 makes the equipment detect a busy tone before and after dialing and then disconnect the line l Selector 7 Busy tone detection in automatic receiving mode This selector determines whether or not the equipment ...

Page 132: ... sec WAIT 1 0 0 14 sec WAIT 1 1 0 2nd dial tone detection only in 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 2nd dial 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 times 0 Once 1 Twice 8 2nd dial tone interrupt dete...

Page 133: ...the equipment will insert a WAIT of 3 5 seconds If no 2nd dial tone is received within the specified time length set by WSW08 the equipment will disconnect the line if in automatic dialing or it will start transmitting the dial signal if given after depression of the Pause key in hook up dialing l Selectors 4 through 6 Detection of 2nd dial tone Upon detection of the 2nd dial tone for the time len...

Page 134: ...current detection is supported e g U S A l Selectors 1 and 2 Frequency band range These selectors set the frequency band for the 1st dial tone and the busy tone before dialing to be detected This setting is effective only when selectors 1 through 3 of WSW05 are set to 1 1 1 l Selector 3 Line current detection This selector determines whether or not the equipment should detect a line current before...

Page 135: ...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 l 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 equipment starts dialing This setting is effective only when selectors 1 through 3 of WSW05 are set to 1 1 1 l Selec...

Page 136: ...64 octet frames Remarks The error correction mode ECM is a facsimile transmission manner in which the equipment divides a message into frames for transmission so that if any data error occurs on the transmission line the equipment retransmits only those frames containing the error data l Selector 2 Use of non standard commands If this selector is set to 0 the equipment may use non standard command...

Page 137: ...ON This selector sets the time length from when the equipment transmits the last dial digit until the CML relay comes on l Selector 3 Time length from CML ON to CNG transmission This selector sets the time length until the equipment transmits a CNG after it turns on the CML relay l Selector 4 Time length from CML ON to CED transmission This selector sets the time length until the equipment transmi...

Page 138: ... those countries where no busy tone detection is supported NOTE The setting of WSW11 is effective only when selectors 5 and 6 of WSW05 are set to 0 1 or 1 1 Busy tone detection l Selectors 1 and 2 Frequency band range These selectors set the frequency band for busy tone to be detected l Selectors 4 through 8 ON OFF time length ranges These selectors set the ON and OFF time length ranges for busy t...

Page 139: ... and max OFF time length of calling signal Ci If the equipment detects the OFF state of calling signal Ci for a time length which is 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 OFF l Selectors 5 and 6 Detecting time setting These selectors set the time length required to make the equipment acknowledge itself to be ...

Page 140: ...als on a line Attenuation in the high band frequency is greater than in the low band frequency Set these selectors according to the distance from the telephone switchboard to the facsimile equipment l Selectors 3 and 4 Reception level These selectors set the optimum receive signal level l Selectors 5 through 8 Modem attenuator These selectors are used to adjust the transmitting level of the modem ...

Page 141: ...imes 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 l Selectors 1 through 4 Frequency band selection These selectors are used to select the frequency band of calling signals for activating the AUTO ANS facility In the French versions if the user sets the PBX to OFF from the control panel the setting made by selectors...

Page 142: ... Selector 7 is not applicable in those countries where no busy tone detection is supported l Selectors 1 through 6 Selection of redial interval and No of redialings The equipment redials by the number of times set by selectors 3 through 6 at intervals set by selectors 1 and 2 This setting is effective only when selector 7 is set to 0 l Selectors 7 Redialing for no response sent from the called ter...

Page 143: ...T superfine recommendation If this selector is set to 1 the equipment communicates in CCITT recommended superfine mode 15 4 lines mm If it is set to 0 it communicates in native superfine mode l Selector 7 Max document length limitation This selector is used to select the maximum length of a document to be sent l Selector 8 Stop key pressed during reception If this selector is set to 1 pressing the...

Page 144: ...ectors activate or deactivate the alarm function which sounds an alarm when the communication is completed with the handset being off the hook l 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 is the m...

Page 145: ... All transmission phases both at the calling and called stations l 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 facsimile equipment the equipment 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...

Page 146: ... link via the modem If the establishment fails the equipment automatically steps down to the next highest speed and attempts to establish the transmission link again The equipment repeats this sequence while stepping down the transmission speed to the last choice specified by selectors 4 through 6 If the modem always falls back to a low transmission speed e g 4 800 bps set the first transmission s...

Page 147: ...ed if the facsimile equipment malfunctions in overseas communications According to the communications error state select the signal specifications Setting selector 2 to 1 allows the equipment to use 1100 Hz CED signal instead of 2100 Hz in receiving operation This prevents malfunctions resulting from echoes since the 1100 Hz signal does not disable the echo suppressor ES while the 2100 Hz signal d...

Page 148: ...1 4 0 0 1 2 0 0 1 1 ECM Error correction mode NOTE Selector 3 is applicable to the American version only but not applicable to those models equipped with high speed modem NOTE Selectors 5 through 8 are applicable to the Asian version only l l 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 ...

Page 149: ...ted 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 l Selectors 2 and 3 Allowable training error rate Th...

Page 150: ...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 those versions which have an OGM facility the settings made by these selectors also apply to the length of time from CML ON up to the start of OGM transmission l Selectors 5 through 8 Attenuator for playback of ICM ...

Page 151: ...nd PIN No 5 6 7 0 0 0 2 sec 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 l Selectors 5 through 7 Pause between paging number and PIN These selectors set the pause time between a telephone number being paged and PIN private identification number for the paging feature ...

Page 152: ...or is set to 0 the equipment waits for document reading into the memory to complete and then starts dialing This enables the equipment to list the total number of pages in the header of the facsimile message l l 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 The equipment interprets a CNG as an effective signa...

Page 153: ...inger OFF setting 0 Yes 1 No 3 Not used 4 Detection of distinctive ringing pattern 0 No 1 Yes 5 7 Not used 8 Toner save mode 0 Yes 1 No NOTE Selector 4 is applicable only to the U S A versions l Selector 2 Ringer OFF setting This selector determines whether or not the ringer can be set to OFF ...

Page 154: ... 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 l Selectors 1 through 6 Transmission level of DTMF high low band frequency signal These selectors are intended for the manufacturer who tests the equipment for the Standard Never access them ...

Page 155: ...ng 8 Selector No Function Setting and Specifications 1 3 Not used 4 Duty cycle control of pulsed current for the heat fixing unit 0 OFF 1 ON 5 Drum cleaning prompt settings 0 ON 1 OFF 6 8 Not used NOTE Selector 4 is applicable to the European version only l Selector 4 Duty cycle control of pulsed current for the heat fixing unit Setting this selector to 1 activates the duty cycle control that supp...

Page 156: ...records it at the size specified according to the current paper size American versions allow the user to select the desired paper size from the control panel According to the paper size setting the equipment determines the reduction rate Other versions can handle only A4 size paper so the reduction rate is always 87 l Selector 5 Minimum short OFF duration in distinctive ringing The ringer pattern ...

Page 157: ...efault contrast No 7 8 0 X Automatic 1 0 Super light 1 1 Super dark l Selectors 5 and 6 Default resolution These selectors set the default resolution which applies when the equipment is powered up or completes a transaction l Selectors 7 and 8 Default contrast These selectors set the default contrast which applies when the equipment is powered up or completes a transaction ...

Page 158: ...3 Function setting 11 Selector No Function Setting and Specifications 1 5 Not used 6 Report output of polled trans mission requests 0 Yes 1 No 7 8 Not used NOTE Selector 6 is not applicable to American versions ...

Page 159: ... is connected via the facsimile equipment or external telephone except in the external TAD mode l Selectors 6 and 7 Number of DTMF tone signals for inhibiting the detection of CNG during external TAD operation If the equipment receives this specified number of DTMF tone signals during external TAD operation it will not detect CNG afterwards If these selectors are set to 1 1 the CNG detection will ...

Page 160: ...C power off recognition time This selector sets the time length from when the equipment detects the PC powered off until it recognizes the detected state as power off If selector 2 is set to 0 it is recommended that selector 3 be set to 1 otherwise the equipment may mistakenly detect PC powered off l Selector 5 Escape from phase C This selector determines whether or not the equipment will escape f...

Page 161: ...ot the 1st page image data of a document will be printed out onto the error report if the document image data stored in the temporary memory cannot be transmitted normally l Selector 2 Erasure of the stored image data of an unsent document at the time of the subsequent in memory message transmission If in memory message transmission fails repeatedly when selector 1 is set to 1 the temporary memory...

Page 162: ...training level to be applied if the facsimile equipment 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 l 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 l Selector 4 Stepping down the transmissi...

Page 163: ...selectors are used to set the modem speed range With the first transmission speed choice specified by selectors 1 through 4 the equipment attempts to establish the transmission link via the modem If the establishment fails the equipment automatically steps down to the next highest speed and attempts to establish the transmission link again The equipment repeats this sequence while stepping down th...

Page 164: ...1 through 4 of WSW39 for example the allowable maximum transmission speed will be limited to 31200 bps If selector 8 is set to 1 to mask the 2400 symbols second when the first transmission speed choice is 33600 bps then the allowable maximum transmission speed remains 33600 bps If selector 8 is set to 1 to mask the 2400 symbols second when the first transmission speed choice is 21600 bps specified...

Page 165: ...1 dBm 0 0 1 0 12 dBm 0 0 1 1 13 dBm 0 1 0 0 14 dBm 1 1 1 1 25 dBm NOTE WSW41 takes effect only in the V 34 mode l Selectors 5 through 8 Modem attenuator These selectors are used to adjust the transmitting level of the modem when the reception level at the remote station is improper due to line loss This function applies to super G3 protocol signals ...

Page 166: ...rward function If this selector is set to ON the machine may forward a FAX message received through Internet to other remote G3 facsimile equipment l Selector 5 Alarm message when the corona wire abnormally emits ions This selector determines whether or not the alarm message PLS CLEAN DRUM will appear on the LCD when the corona wire abnormally emits ions l Selector 6 Issue of drum cleaning prompti...

Page 167: ...o PCs having e mail addresses 0 Yes 1 No 2 3 Wait time for PCFax 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 8 Not used NOTE Selector 1 is applicable to those models equipped with LAN interface ...

Page 168: ...e switches n n 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 equipment prints out the configuration list as shown in the figure below 3 Upon completion of printing the equipment returns to the initial stage of the maintenance mode Configuration List ...

Page 169: ...on n n Operating Procedure 1 Press the 1 and 3 keys in this order in the initial stage of the maintenance mode The 00 will appear on the LCD 2 Press the keys and buttons in the order designated in the illustration shown below The LCD shows the corresponding number in decimal notation each time a key or button is pressed Check that the displayed number is correct by referring to the illustration be...

Page 170: ...V 56 FAX4750 FAX5750 FAX8350P MFC8300 MFC8600 MFC8700 MFC9650 FAX8750P Key Button Entry Order ...

Page 171: ...the 1 and 6 keys in this order in the initial stage of the maintenance mode The LCD shows the current receiver volume default HIGH 4 If the current receiver volume is not HIGH use the right or left arrow key to choose HIGH 5 Press the Start key The equipment enters the receiver volume adjustment mode and shows the PWM duty ratio at the right end of the LCD 6 Adjust the receiver volume by using the...

Page 172: ...tatus LCD Sensors Sensing status DF Document front sensor No document detected DR Document rear sensor No document detected CV Cover sensor Front cover closed RS Registration sensor No paper detected TN Toner sensor No toner detected PO Paper ejection sensor No paper jam HK Hook switch sensor On hook state R2 2nd registration sensor No paper detected MN Manual insertion sensor No paper detected CS...

Page 173: ... to language function settings and firmware switch settings The customizing codes list is given in Appendix 1 NOTE If you replace the main PCB be sure to carry out this procedure n n Operating Procedure 1 Press the 7 and 4 keys in this order in the initial stage of the maintenance mode The current customizing code e g 1101 in the case of MFC8300 USA version appears 2 Enter the desired customizing ...

Page 174: ...l stage of the maintenance mode The equipment shows the BACKUP CLEAR on the LCD and erases received FAX messages temporarily stored in the flash memory Upon completion of erasure the equipment will automatically return to the initial stage of the maintenance mode 3 13 Equipment Error Code Indication n n Function This function displays an error code of the last error on the LCD n n Operating Proced...

Page 175: ... makes the user s equipment send CNG to your equipment for sending the transmission log 3 If you hear the CNG sent from the user s equipment press the Start key of your equipment Your equipment will start to receive the transmission log from the user s equipment 3 15 Cancellation of the Memory Security Mode applicable to the European version only n n Function This procedure can cancel the memory s...

Page 176: ...CHAPTER VI ERROR INDICATION AND TROUBLESHOOTING ...

Page 177: ... 1 2 Communications Errors VI 6 2 TROUBLESHOOTING VI 16 2 1 Introduction VI 16 2 2 Precautions VI 16 2 3 Checking prior to Troubleshooting VI 16 2 4 Troubleshooting Procedures VI 18 1 Control panel related VI 18 2 Telephone related VI 18 3 Communications related VI 19 4 Paper document feeding related VI 19 5 Print image related VI 20 Location of High voltage Contacts and Grounding Contacts VI 27 ...

Page 178: ...sages on the LCD Probable Cause CHECK PAPER CHECK PAPER 1 CHECK PAPER 2 Even after paper pick up operation the manual insertion sensor does not detect paper For those models available with a 2nd paper cassette the CHECK PAPER 1 or CHECK PAPER 2 will appear if the manual insertion sensor or 2nd registration sensor does not detect paper respectively If both sensors detect no paper the CHECK PAPER wi...

Page 179: ...ment front and rear sensors the document front sensor is turned OFF before the document rear sensor is turned ON CLEAN UP SCANNER In the scanning compensation data list printed by the mainte nance mode function code 05 less than fifty percent of the white level data is faulty This message may appear only in the maintenance mode SCANNER ERROR In the scanning compensation data list printed by the ma...

Page 180: ... code 10 WSW31 selector 8 Refer to Chapter V Section 3 5 PLS OPEN COVER To display the relating detailed error code use maintenance mode function code 82 Refer to Chapter V Section 3 13 If this message appears open and close the front cover The message may disappear if opening closing the front cover removes the error If the error persists the MACHINE ERROR XX will appear If only an alarm beep is ...

Page 181: ...m The registration sensor 2nd registration sensor and or manual insertion sensor remains ON 84 Paper jam The paper ejection sensor remains ON 85 No paper cassette loaded 86 No 2nd paper cassette loaded 88 Paper jam Even after the registration sensor has gone OFF the paper ejection sensor still stays OFF A1 Front cover opened A2 Document too long to scan A3 Document not detected by the document rea...

Page 182: ...data error in photo mode BD Black level data error D5 The MODEM fails to complete the command transmission sequence E4 Out of recording paper E6 Write error in EEPROM E8 Data scanning error during transmission EA Document removed in phase B F5 EOL not found in page memory transmission mode F6 PC interface error Error codes in parentheses do not appear in the MACHINE ERROR X X since those errors ar...

Page 183: ...ions error occurs the facsimile equipment emits an audible alarm intermittent beeping for approximately 4 seconds displays the corresponding error message and prints out the transmission verification report if the equipment is in sending operation ...

Page 184: ... No tone detected after dialing 17 07 No response from the calling station in receiving 1A 01 Calling impossible due to memory full Available in German versions 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 1 in succession for 7 bits or more 20 04 Overrun detected 20 05 A frame for 3 seconds or more...

Page 185: ...ssion 32 02 Remote terminal not ready for polling 32 10 Remote terminal not equipped with password function or its password switch OFF 32 11 Remote terminal not equipped with or not ready for confidential mail box function 32 12 Remote terminal not equipped with or not ready for relay broadcasting function 32 13 No confidential mail in the remote terminal 32 14 The available memory space of the re...

Page 186: ...cturer code not coincident 40 11 Unregistered group code entered for relay broadcasting function or the specified number of broadcasting subscribers exceeding the limit 40 12 Retrieval attempted when not ready for retrieval 40 13 Polled by any other manufacturers terminal while waiting for secure polling 40 17 Invalid resolution selected 5 Command reception checking the NSF and DIS after transmiss...

Page 187: ...3 03 Polling ID not coincident 63 04 Entered confidential mail box ID uncoincident with the mail box ID 63 05 Relay broadcasting ID not coincident 63 06 Entered retrieval ID uncoincident with that of the mail box ID 7 DCN reception Code 1 Code 2 Causes 74 DCN received 8 TCF transmission reception Code 1 Code 2 Causes 80 01 Fallback impossible ...

Page 188: ...eceive buffer full during operation except receiving into memory A0 13 Decoding error continued on 500 lines A0 14 Decoding error continued for 10 seconds A0 15 Timeout Five seconds or more for one line transmission A0 16 RTC not found and carrier OFF signal detected for 6 seconds A0 17 RTC found but no command detected for 60 seconds A0 18 Receive buffer full during receiving into memory A0 19 Un...

Page 189: ...ulation mode or failed to poll C0 02 Unable to detect JM C0 03 Unable to detect CM C0 04 Unable to detect CJ C0 10 Cannot finish V 34 negotiation or training C0 11 Modem error detected during V 34 negotiation or training For modem error details refer to the table below C0 20 Modem error detected during sending of commands For modem error details refer to the table below C0 21 Modem error detected ...

Page 190: ...ive control channel 91 Error occurred in the first CC train 92 Timeout waiting for PPh 93 Tone A B detected in the CC retrain 94 Timeout waiting for ALT 95 ACh found 96 FED turned off during reception of CC data 97 Timeout waiting for turning off the CC A1 Retraining forced for problems not fixed in phase 2 B0 Problem with S sequence of HDX resync B1 FED turned off in the S sequence of HDX resync ...

Page 191: ...bar in phase 4 D5 Timeout waiting for S in phase 4 D6 Timeout waiting for MP D8 Timeout waiting for E DA Timed out in re negotiation of the transmitter rate DB Timed out in the transmitter MPh E2 Retraining detected in phase 2 E3 Retraining detected in phase 3 E4 Retraining detected in phase 4 FE DTR turned off during retraining FF Tx set abort flag 71 Did not write onto the first mapping frame 13...

Page 192: ...VI 15 14 Equipment error Code 1 Code 2 Causes FF 00 Burn in operation canceled by pressing the Stop key FF FF Unrecoverable MODEM error ...

Page 193: ...xtra 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 2 3 Checking prior to Troubleshooting Prior to proceeding to the troubleshooting procedures given in Subsection 2 4 make the following initial checks Environmental conditions Check that 1 Th...

Page 194: ...VI 17 3 All cables and harnesses are firmly connected 4 None of the fuses are blown Recording paper Check that 1 A recommended type of recording paper is used 2 The recording paper is not dampened ...

Page 195: ...uble Check 1 No phone call can be made l FPC key l Control panel PCB l NCU PCB l Main PCB 2 Speed dialing or one touch dialing will not work l Ordinary dialing function other than the speed and one touch dialing If it works normally check the main PCB if not refer to item 1 above 3 Speaker silent during on hook dialing l Ordinary dialing function other than the on hook dialing with the hook key If...

Page 196: ...n 3 9 l Document front sensor actuator and document rear sensor actuator l Main PCB 2 Document not fed l ADF and its related sections l Scanner motor and its harness l Document feed roller and its related gears l Main PCB 3 Document double feeding l ADF parts l Nip related parts 4 Recording paper not fed l Paper loaded in the paper cassette s l Paper cassette s l Drum unit l Heat fixing unit l Dri...

Page 197: ...n the drum unit main cover and high voltage power supply PCB Contacts in the illustration given on page VI 27 l Replace the toner cartridge l Replace the drum unit l Check the connection of the laser flat cable on the main PCB l Replace the main PCB l Replace the laser unit l Replace the high voltage power supply PCB 2 All black At the scanner Check the following components CIS harness CIS unit Ma...

Page 198: ...high voltage power supply PCB Contacts ƒ in the illustration given on page VI 27 l Clean the grounding contacts on the drum unit and main cover Contacts in the illustration given on page VI 27 l Check the connection of the main PCB and high voltage power supply PCB l Replace the drum unit l Replace the high voltage power supply PCB l Replace the engine PCB l Replace the main PCB l Replace the lase...

Page 199: ...the laser beam window glass on the laser unit l Replace the laser unit 7 Black and blurred horizontal stripes At the printer side l Slide the wire cleaner to clean the corona wire inside the drum unit l If the horizontal stripes appear at 39 mm intervals replace the toner cartridge l If they appear at 94 mm intervals replace the drum unit l If they appear at 79 mm intervals replace the heat fixing...

Page 200: ...idge l Replace the drum unit 10 White horizontal stripes At the printer side l Replace the drum unit 11 Dropout white spots or hollow print At the printer side l Check the connection of the main PCB and high voltage power supply PCB l Replace the toner cartridge l Gently wipe off the surface of the photo sensitive drum with a cotton swab l Replace the drum unit l Replace the high voltage power sup...

Page 201: ...n this chapter NCU PCB Main PCB At the scanner Check the following components Document take in roller separation roller and their related sections Document feed roller and its related gears Scanner motor and its harness Main PCB At the printer side l Check that the laser unit is secured with the screws without looseness l Check the connection of the polygon motor harness on the engine PCB l Check ...

Page 202: ...ace the drum unit l Check the fitting of the heater thermistor Replace the heat fixing unit l Replace the low voltage power supply PCB 17 Ghost At the printer side l Instruct the user to use paper of the recommended weight less than 36 lb m 2 l Replace the drum unit l Replace the high voltage power supply PCB 18 Black spots At the printer side l Gently wipe off the surface of the photo sensitive d...

Page 203: ...r to use paper of the recommended weight less than 36 lb m2 l Clean the toner sensors LED and light receiver l Check the toner sensor harnesses l Replace the toner cartridge l Replace the drum unit l Replace the high voltage power supply PCB 22 Toner specks At the printer side l Instruct the user to use paper of the recommended weight less than 36 lb m 2 l Replace the toner cartridge l Replace the...

Page 204: ...VI 27 Location of High voltage Contacts and Grounding Contacts ...

Page 205: ...VI 28 ...

Page 206: ...FAX4750 5750 MFC8300 8600 8700 FAX8350P 8750P MFC9650 Appendix 1 EEPROM Customizing Codes ...

Page 207: ...nd and displays on the LCD 2 Press the 7 and 4 keys in this order in the initial stage of the maintenance mode The current customizing code e g 1001 in the case of FAX4750 USA version appears 3 Enter the desired customizing code e g 0002 in the case of FAX4750 Canadian version The newly entered code appears NOTE If a wrong 4 digit code is entered the equipment will malfunction 4 Press the Start ke...

Page 208: ...NG ARGENTINA THAILAND CHILLE SOUTH AMERICA ASIA 0040 0040 GULF BRAZIL INDONESIA INDIA MEXICO RUSSIA Model Versions FAX8350P MFC9650 FAX8750P GERMANY 0003 0003 0003 U K 0004 0004 0004 FRANCE 0005 0005 NORWAY 0007 0007 0007 BELGIUM 0008 0008 0008 NETHERLANDS 0009 0009 0009 SWITZERLAND 0010 0010 0010 IRELAND 0011 FINLAND 0012 DENMARK 0013 0013 AUSTRIA 0014 SPAIN 0015 ITALY 0016 0016 ISRAEL POTUGAL SW...

Page 209: ...FAX4750 5750 MFC8300 8600 8700 FAX8350P 8750P MFC9650 Appendix 2 Circuit Diagrams A Main PCB B Modem PCB C Engine PCB D Network Control Unit NCU PCB E Control Panel PCB F Power Supply PCBs ...

Page 210: ...A Main PCB 1 7 FAX4750 MFC8300 MFC8600 MFC8700 FAX8350P MFC9650 ...

Page 211: ...A Main PCB 2 7 FAX4750 MFC8300 MFC8600 MFC8700 FAX8350P MFC9650 ...

Page 212: ...A Main PCB 3 7 FAX4750 MFC8300 MFC8600 MFC8700 FAX8350P MFC9650 ...

Page 213: ...A Main PCB 4 7 FAX4750 MFC8300 MFC8600 MFC8700 FAX8350P MFC9650 ...

Page 214: ...A Main PCB 5 7 FAX4750 MFC8300 MFC8600 MFC8700 FAX8350P MFC9650 ...

Page 215: ...A Main PCB 6 7 FAX4750 MFC8300 MFC8600 MFC8700 FAX8350P MFC9650 ...

Page 216: ......

Page 217: ...A Main PCB 1 7 FAX5750 FAX8750P ...

Page 218: ...A Main PCB 2 7 FAX5750 FAX8750P ...

Page 219: ...A Main PCB 3 7 FAX5750 FAX8750P ...

Page 220: ...A Main PCB 4 7 FAX5750 FAX8750P ...

Page 221: ...A Main PCB 5 7 FAX5750 FAX8750P ...

Page 222: ...A Main PCB 6 7 FAX5750 FAX8750P ...

Page 223: ...C12 5 5V 0 047F 5 5V 0 22F FLASH 1 16MbitFLASH 32MbitFLASH R12 NOT ASSY 3 3K R250 NOT ASSY 0 EXROM P18 NOT ASSY 52340 0501 C1 10V 100 10V 100 7mm height EXRAM P2 DHB PB40 NOT ASSY HOOK P5 B2B PH NOT ASSY R227 100 NOT ASSY R151 0 100 USB P17 NOT ASSY USB 212 T Q3 NOT ASSY KRA107S Q4 NOT ASSY KRC107S R6 NOT ASSY 3 3K R10 NOT ASSY 1 5K R11 NOT ASSY 1 5K R16 NOT ASSY 1 5K R17 NOT ASSY 10K R18 NOT ASSY...

Page 224: ...B Modem PCB 1 3 FAX5750 FAX8750P ...

Page 225: ...B Modem PCB 2 3 FAX5750 FAX8750P ...

Page 226: ...3 4 7 K NOT ASSY Q3 KRC107S NOT ASSY RX AMP ZD2 ZDHZU 2 0B NOT ASSY ZD3 ZDHZU 2 0B NOT ASSY C22 CC50C102B NOT ASSY R11 100K F 0 C25 CC50C103B NOT ASSY R20 200K F NOT ASSY R18 1 5 K NOT ASSY R16 4 7 K NOT ASSY R14 8 2K F 0 R12 8 2K F NOT ASSY Q4 2SK208 Y NOT ASSY R37 10 K NOT ASSY C36 CC25C104 NOT ASSY Q5 KRC107S NOT ASSY R40 100 K NOT ASSY C35 CC25C104 NOT ASSY B Modem PCB 3 3 FAX5750 FAX8750P ...

Page 227: ...C Engine PCB Old Version ...

Page 228: ...C Engine PCB New Version To be used with the new version of the high voltage power supply ...

Page 229: ...D NCU PCB FAX4750 MFC8300 8600 8700 U S A Canada ...

Page 230: ...D NCU PCB FAX5750 U S A Canada ...

Page 231: ...D NCU PCB Germany United Kingdom France Norway Belgium Netherlands Switzerland Ireland Denmark Austria Spain Italy Sweden ...

Page 232: ...D NCU PCB Australia New Zealand ...

Page 233: ...D NCU PCB Asia ...

Page 234: ... K O 7 D B 7 5 D 5 D P 2 5 2 0 8 9 1 4 2 0 C O G P 1 5 2 0 8 9 1 6 2 0 F P C 5 V 1 1 1 3 1 5 K I 0 K I 1 K I 2 K I 3 K I 4 K I 5 K I 7 F S E N 5 V S G N D 1 0 1 4 6 2 4 1 6 1 2 5 V S G N D S D O U T S D I N M I C S 2 B P H K M I C S G N D 5 D S G N D 1 8 W 0 5 V 5 V P 1 5 2 0 8 9 1 6 2 0 F P C S G N D 6 2 0 6 2 0 6 2 0 6 2 0 6 2 0 6 2 0 6 2 0 5 V P C L K M I C S G N D 5 3 0 2 5 0 8 1 0 5 3 0 2 5 0...

Page 235: ...5 4 6 5 5 6 0 5 3 P 1 4 P 5 2 5 9 K I 5 4 9 2 6 2 2 1 4 0 3 7 5 8 K E Y N O K E Y C O D E 3 7 3 8 3 9 4 0 4 1 4 2 4 3 4 4 4 5 4 6 4 7 4 8 4 9 0 A 1 2 1 3 0 B 1 F 1 A 3 A 1 B 3 B 2 9 2 1 3 0 4 3 4 5 2 2 K I 7 P 1 1 4 P 3 4 3 1 1 6 9 5 6 K O 6 P 1 1 3 P 1 1 1 0 1 5 1 9 3 6 4 1 4 7 4 8 5 7 1 4 1 5 1 6 1 7 1 8 1 9 3 6 1 6 3 4 0 C 1 D 1 E K E Y N O K E Y C O D E 1 6 3 2 6 2 3 6 4 4 5 6 7 8 9 1 0 1 1 1 ...

Page 236: ...F Power Supply PCB 100 120V Low voltage power supply ...

Page 237: ...F Power Supply PCB 200 240V Low voltage power supply ...

Page 238: ...F Power Supply PCB High voltage power supply Old Version ...

Page 239: ...105 R82 D81 R95 R94 R93 Q82 C82 R24 R23 R36 R34 VR21 Q22 R43 VR22 RB2 CB2 CB1 R25 R18 R16 R12 R11 R5 R6 R4 R3 R10 R14 R22 R31 Q21 D84 D83 CB81 CB82 RB82 RB81 C83 D86 C103 C105 C104 C106 C102 C107 R107 R128 D101 R109 R110 R112 D108 D110 R113 R121 DEV2 DEVCH DEV1 0V CHG 24V 2 1 24V 0V CN2 CN1 C22 C21 C26 D25 D24 R44 R45 R46 R47 R48 R49 PC21 D23 C28 C4 C1 C3 D5 D4 D2 D3 Q2 C5 C2 D1 Q6 Q25 Q24 Q26 Q27...

Page 240: ...Jan 00 SM8X5401 Printed in Japan ...

Page 241: ...FACSIMILE EQUIPMENT PARTS REFERENCE LIST MODEL FAX8350P 8750P MFC9650 For Germany United Kingdom France Norway Belgium Netherlands Switzerland Denmark Spain Austria Italy Sweden Euro Generic ...

Page 242: ...Brother 1999 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 prior notice ...

Page 243: ...rders without Parts Code or Tool No can be accepted Example 1 2 3 REF NO CODE Q TY DESCRIPTION REMARKS 2 Parts change will be informed by the technical information COUNTRIES GERMANY GER UNITED KINGDOM UK FRANCE FRA NORWAY NOR BELGIUM BEL NETHERLANDS NLD SWITZERLAND CHE IRELAND IRE DENMARK DEN AUSTRIA AUS SPAIN SPA ITALY ITA SWEDEN SWE EURO GENERIC GNR ...

Page 244: ......

Page 245: ... THERMISTOR FILM 9 LE1284001 1 IN CASING TEMPERATURE THERMISTOR 10 LJ4745001 1 FAN 11 UL9104001 1 TONER SENSOR RECEIVER PCB 12 UG6217001 1 PAPER EJECTION SENSOR PCB 13 087320616 23 TAPTITE CUP S M3X6 14 UL8507001 4 RUBBER FOOT 15 LJ8031001 1 2ND CASSETTE RELAY PCB 16 085411215 5 SCREW BIND B TITE M4X12 17 UL8970001 1 SOLENOID RELEASE SPRING 18 UL8972001 1 P R CLUTCH LEVER 19 UL8971001 1 F R CLUTCH...

Page 246: ......

Page 247: ... 6 087310815 2 TAPTITE CUP B M3X8 1 7 UU2006001 1 DOCUMENT TAKE IN ROLLER SHAFT ASSY WHITE 1 8 UU2008001 1 SEPARATION ROLLER SHAFT ASSY BLACK 2 UU2027001 1 SCANNER MOTOR 3 0A4300605 1 SCREW PAN WASHER M3X6DA 4 UU2028001 2 CIS SPRING 5 LE1160001 1 CIS UNIT SP 6 UU2029001 1 DOCUMENT FEED ROLLER 7 LE1196001 2 DOCUMENT FEED ROLLER ROLLER GEAR 8 UL6244002 2 PINCH ROLLER 9 UU2009001 2 PINCH ROLLER SPRIN...

Page 248: ......

Page 249: ...List3 LASER UNIT REF NO CODE Q TY DESCRIPTION REMARKS 1 LJ4157001 1 LASER UNIT SP 2 087321615 3 TAPTITE CUP S M3X16 FAX8350P MFC9650 FAX8750P ...

Page 250: ......

Page 251: ...1 1 PAWLED BUSHING 6 UL9069001 1 CONDUCTIVE BUSHING 7 UL9071001 1 ELECTRODE SPRING FOR EARLY LOT 7 LJ4499001 1 ELECTRODE SPRING FOR LATER LOT 8 LJ4843001 1 OUTER CHUTE 1 SP 9 LJ5591001 1 PLANETARY GEAR ASSY SP 10 UL9070001 1 GEAR 21 11 UL8985001 1 GEAR 59 12 LJ5705001 1 GEAR 21 PRESSURE PLATE 13 UL8985001 1 FEED ROLLER PLANETARY GEAR ASSY SP 14 UL9049001 1 MANUAL INSERTION SENSOR ACTUATOR 15 UL905...

Page 252: ......

Page 253: ... ASSY A4 SP 1 1 UL9078001 1 SIDE GUIDE L GRAY 1496 1 2 UL9079001 1 SIDE GUIDE R GRAY 1496 1 3 U73515001 2 SCREW PAN CUP B M2 6X5 1 4 UL9083001 1 PAPER REAR GUIDE GRAY 1496 1 5 UL9084001 1 SEPARATION PAD SUPPORT ASSY 1 6 UL9090001 1 SEPARATION PAD SPRING FAX8350P MFC9650 FAX8750P ...

Page 254: ......

Page 255: ... 7 UL8929001 8 EJECT PINCH ROLLER 1 8 LJ4431001 8 PINCH SPRING 1 9 LJ4407001 2 CLEANER ROLLER ASSY 1 10 LJ4409001 2 CLEANER SPRING 1 11 087312015 2 TAPTITE CUP B M3X20 1 12 Z07200001 1 TAPTITE PAN B M3X10 1 13 LJ4845001 4 PICK OFF FINGER SP 1 14 UL8920001 1 PAPER EJECT ACTUATOR 1 15 UL8921001 1 EJECT ACTUATOR SPRING 1 16 UL8914001 2 IDLE GEAR 13 1 17 LJ5871001 1 IDLE GEAR HOLDER 1 18 UL8923001 1 F...

Page 256: ......

Page 257: ...SHER M4X10 15 UU2003001 1 TOP COVER GRAY 1495 16 UL9142001 1 EXIT ROLLER ASSY 17 LJ4125001 1 ANTI STATIC BRUSH LONG 18 LE1242001 1 ANTI STATIC BRUSH SHORT 19 UF6114008 1 DOCUMENT GUIDE L GRAY 1495 20 UF6115008 1 DOCUMENT GUIDE R GRAY 1495 21 UF4417000 1 GUIDE GEAR 22 UF4418001 1 SPRING COMPRESSION 23 UF5034001 1 TAPTITE B 3X6 24 LG2210001 1 SPEAKER UNIT 25 NOT USED 26 NOT USED 27 LE1023001 1 SIDE ...

Page 258: ......

Page 259: ...P B M3X8 2 UU2063001 1 LCD SHEET 3 LE1029001 1 PANEL SHEET FAX8350P FOR GER AUS 3 LE1033001 1 PANEL SHEET FAX8350P FOR UK CHE IRE 3 LE1036001 1 PANEL SHEET FAX8350P FOR FRA 3 LE1099001 1 PANEL SHEET FAX8350P FOR NOR 3 LE1144001 1 PANEL SHEET FAX8350P FOR BEL 3 LE1102001 1 PANEL SHEET FAX8350P FOR HOL 3 LE1106001 1 PANEL SHEET FAX8350P FOR DEN 3 LE1731001 1 PANEL SHEET FAX8350P FOR SPA 3 LE1110001 ...

Page 260: ......

Page 261: ...264001 1 NCU PCB ASSY FAX8350P MFC9650 SP 2 LE1264051 1 NCU PCB ASSY FAX8750P SP 3 LG4016001 1 LOW VOLTAGE POWER SUPPLY PCB 230V 4 LJ4176001 1 HIGH VOLTAGE POWER SUPPLY PCB ASSY FOR EARLY LOT SP 4 LJ8156001 1 HIGH VOLTAGE POWER SUPPLY PCB ASSY FOR LATER LOT SP 5 LE1163001 1 ENGINE PCB ASSY FOR EARLY LOT SP 5 LG2404001 1 ENGINE PCB ASSY FOR LATER LOT SP 6 087320616 5 TAPTITE CUP S M3X6 7 084320815 ...

Page 262: ......

Page 263: ...OR 3 UG1575001 1 TELEPHONE LINE CORD FAX8350P MFC9650 FAX8750P FOR BEL 3 UG3631001 1 TELEPHONE LINE CORD FAX8350P MFC9650 FAX8750P FOR NLD 3 UG3469000 1 TELEPHONE LINE CORD FAX8350P MFC9650 FAX8750P FOR CHE 3 UG1570001 1 TELEPHONE LINE CORD FAX8350P MFC9650 FAX8750 FOR IRE SPA GNR 3 UG3633001 1 TELEPHONE LINE CORD FAX8350P MFC9650 FOR DEN 3 UG4205001 1 TELEPHONE LINE CORD FAX8350P FOR AUT 3 UG3634...

Page 264: ...MANUAL ASSY FAX8350P 8750P FOR SPA INCLUDING OPERATIONS MANUAL 1 1 AND 2WARRANTY CARDS 1 LE1050001 1 OWNER S MANUAL ASSY MFC9650 FOR GER INCLUDING OPERATIONS MANUAL 1 1 WARRANTY CARD AND MFL MANUAL 1 2 1 LE1054001 1 OWNER S MANUAL ASSY MFC9650 FOR UK INCLUDING OPERATIONS MANUAL 1 1 3 WARRANTY CARDS AND MFL MANUAL 1 2 1 LE1115001 1 OWNER S MANUAL ASSY MFC9650 FOR NOR INCLUDING OPERATIONS MANUAL 1 1...

Page 265: ...650 FOR CHE 1 1 LE1031013 1 OPERATIONS MANUAL FAX8350P MFC9650 FOR DEN 1 1 LE1031026 1 OPERATIONS MANUAL FAX8350P 8750P MFC9650 FOR SWE 1 1 LE1352001 1 OPERATIONS MANUAL FAX8750P FOR GER 1 1 LE1031016 1 OPERATIONS MANUAL FAX8750P MFC9650 FOR ITA 1 1 LE1416003 1 OPERATIONS MANUAL MFC9650 FOR GER 1 1 LE1031015 1 OPERATIONS MANUAL FAX8350P 8750P MFC9650 FOR SPA 1 2 LE1051003 1 MFL MANUAL MFC9650 FOR ...

Page 266: ...1343001 1 CARTON FAX8750P 2 LE1292001 1 STYROFOAM ASSY 3 UE1688001 1 POLY ETHYLENE BAG FOR MACHINE 1000X1000 EXCEPT FOR FRA 3 UE1688002 1 POLY ETHYLENE BAG FOR MACHINE 1000X1000 FOR FRA 4 UE3122001 1 CARTON FOR MANUAL 5 UU0456001 1 PROTECTION PAPER 6 LJ4546001 1 BAG FOR DRUM TONER 400X480 FAX8350P MFC9650 FAX8750P ...

Page 267: ...PL8X5481 Ver P ...

Page 268: ...FACSIMILE EQUIPMENT PARTS REFERENCE LIST MODEL FAX4750 FAX5750 MFC8300 MFC8600 MFC8700 For U S A Canada Australia New Zealand Asia Gulf Korea ...

Page 269: ...Brother 1999 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 prior notice ...

Page 270: ...llowing items 1 Code 2 Q ty 3 Description Note No orders without Parts Code or Tool No can be accepted Example 1 2 3 REF NO CODE Q TY DESCRIPTION REMARKS 2 Parts change will be informed by the technical information COUNTRIES U S A US Canada CAN Australia ARL New Zealand NZ Asia ASA Gulf GUL Korea KOR ...

Page 271: ......

Page 272: ...7320616 6 TAPTITE CUP S M3X6 8 LE1166001 1 THERMISTOR FILM 9 LE1284001 1 IN CASING TEMPERATURE THERMISTOR 10 LJ4745001 1 FAN 11 UL9104001 1 TONER SENSOR RECEIVER PCB 12 UG6217001 1 PAPER EJECTION SENSOR PCB 13 087320616 21 TAPTITE CUP S M3X6 14 UL8507001 4 RUBBER FOOT 15 LJ8031001 1 2ND CASSETTE RELAY PCB FAX4750 5750 MFC8600 8700 16 085411215 5 SCREW BIND B TITE M4X12 17 UL8970001 1 SOLENOID RELE...

Page 273: ......

Page 274: ...7310815 2 TAPTITE CUP B M3X8 1 7 UU2006001 1 DOCUMENT TAKE IN ROLLER SHAFT ASSY WHITE 1 8 UU2008001 1 SEPARATION ROLLER SHAFT ASSY BLACK 2 UU2027001 1 SCANNER MOTOR 3 0A4300605 1 SCREW PAN WASHER M3X6DA 4 UU2028001 2 CIS SPRING 5 LE1160001 1 CIS UNIT SUPPLY ASSY 6 UU2029001 1 DOCUMENT FEED ROLLER 7 LE1196001 2 DOCUMENT FEED ROLLER ROLLER GEAR 8 UL6244002 2 PINCH ROLLER 9 UU2009001 2 PINCH ROLLER S...

Page 275: ......

Page 276: ...List3 LASER UNIT REF NO CODE Q TY DESCRIPTION REMARKS 1 LJ4157001 1 LASER UNIT SUPPLY ASSY 2 087321615 3 TAPTITE CUP S M3X16 FAX4750 5750 MFC8300 8600 8700 ...

Page 277: ......

Page 278: ...9062001 1 PAWLED BUSHING 4 UL9066001 1 PAPER PICKUP ROLLER 5 UL9062001 1 PAWLED BUSHING 6 UL9069001 1 CONDUCTIVE BUSHING 7 UL9071001 1 ELECTRODE SPRING FOR EARLY LOT 7 LJ4499001 1 ELECTRODE SPRING FOR LATER LOT 8 LJ4843001 1 OUTER CHUTE 1 SUPPLY ASSY 9 LJ5591001 1 PICKUP ROLLER PLANETARY GEAR SUPPLY ASSY 10 UL9070001 1 GEAR 21 11 UL8985001 1 GEAR 59 12 UL8985001 1 GEAR 21 PRESSURE PLATE 13 UL89850...

Page 279: ......

Page 280: ...PPLY ASSY 1 LJ4181001 1 PAPER CASSETTE A4 SUPPLY ASSY 1 1 UL9078001 1 SIDE GUIDE L 1 2 UL9079001 1 SIDE GUIDE R 1 3 U73515001 2 SCREW PAN CUP B M2 6X5 1 4 UL9083001 1 PAPER REAR GUIDE 1 5 UL9084001 1 SEPARATION PAD SUPPORT ASSY 1 6 UL9090001 1 SEPARATION PAD SPRING FAX4750 5750 MFC8300 8600 8700 ...

Page 281: ......

Page 282: ...0V SUPPLY ASSY FOR ARL NZ ASA GUL KOR 1 5 LJ4853001 1 PRESSURE ROLLER SUPPLY ASSY 1 6 UL8908001 2 HR BEARING 25 1 7 UL8929001 8 EJECT PINCH ROLLER 1 8 LJ4431001 8 PINCH SPRING 1 9 LJ4407001 2 CLEANER ROLLER ASSY 1 10 LJ4409001 2 CLEANER SPRING 1 11 087312015 2 TAPTITE CUP B M3X20 1 12 Z07200001 1 TAPTITE PAN B M3X10 1 13 LJ4845001 4 PICK OFF FINGER SUPPLY ASSY 1 14 UL8920001 1 PAPER EJECT ACTUATOR...

Page 283: ......

Page 284: ...FOR US CAN 12 UU2045001 1 SWITCH COVER 13 UU2002001 1 REAR COVER WHITE 1495 14 0A5401006 2 SCREW PAN S P WASHER M4X10 MFC8300 14 0A5401006 3 SCREW PAN S P WASHER M4X10 FAX4750 5750 MFC8600 8700 15 UU2003001 1 TOP COVER WHITE 1495 16 UL9142001 1 EXIT ROLLER ASSY 17 LJ4125001 1 ANTI STATIC BRUSH LONG 18 LE1242001 1 ANTI STATIC BRUSH SHORT 19 UF6114008 1 DOCUMENT GUIDE L WHITE 1495 20 UF6115008 1 DOC...

Page 285: ......

Page 286: ...1 SPRING PLATE B 1 20 UU2055001 1 SEPARATION RUBBER 1 21 UU2056001 1 SPRING PLATE A 1 22 UF5034001 1 TAPTITE B 3X6 1 23 UU2057001 1 DOCUMENT PRESSURE SPRING 1 24 UU2058001 1 DOCUMENT PRESSURE BAR ASSY 1 25 UU2061001 1 DOCUMENT FRONT SENSOR ACTUATOR 1 26 UU2062001 1 DOCUMENT REAR SENSOR ACTUATOR 1 27 LE1071001 1 ANTI STATIC BRUSH 1 28 087310815 2 TAPTITE CUP B M3X8 2 UU2063001 1 LCD SHEET FAX4750 F...

Page 287: ......

Page 288: ...UPPLY ASSY FAX4750 MFC8300 8600 8700 FOR US CAN GUL 2 LE1570001 1 NCU PCB SUPPLY ASSY FAX5750 FOR US CAN 2 LE1262006 1 NCU PCB SUPPLY ASSY FAX4750 MFC8600 FOR ARL 2 LE1675056 1 NCU PCB SUPPLY ASSY FAX5750 FOR ARL FAX2000013 2 LE1262027 1 NCU PCB SUPPLY ASSY FOR NZ 2 LE1263001 1 NCU PCB SUPPLY ASSY FOR ASA KOR 3 LG2443001 1 LOW VOLTAGE POWER SUPPLY PCB 115V SUPPLY ASSY FOR US CAN 3 LJ4175001 1 LOW ...

Page 289: ......

Page 290: ... CAN 3 UG1570001 1 TELEPHONE LINE CORD FOR ASA GUL KOR 3 UG3628001 1 TELEPHONE LINE CORD FOR ARL 3 UG3290001 1 TELEPHONE LINE CORD FOR NZ 4 UU2080001 1 DOCUMENT SUPPORT 5 UU2069001 1 DOCUMENT TRAY 6 UF7204008 1 HANDSET CURLED CORD EXCEPT FOR FAX5750 FOR ARL 7 LE1060001 1 CD ROM ASSY MFC8300 FOR US CAN 7 UU2081001 1 CD ROM ASSY MFC8600 8700 FOR US CAN ARL NZ ASA GUL 7 LE1726001 1 CD ROM ASSY FAX475...

Page 291: ...ARD PANEL STICKER AND REORDER FORM 1 LE1187001 1 OWNER S MANUAL ASSY MFC8600 FOR CAN INCLUDING OPERATIONS MANUALS 1 1 MFL MANUALS 1 2 QUICK REFERENCE GUIDE LICENSE GUIDE WARRANTY CARD PANEL STICKER AND REORDER FORM 1 LE1379001 1 OWNER S MANUAL ASSY MFC8700 FOR CAN INCLUDING OPERATIONS MANUALS 1 1 MFL MANUALS 1 2 QUICK REFERENCE GUIDE LICENSE GUIDE WARRANTY CARD PANEL STICKER AND REORDER FORM 1 LE1...

Page 292: ...700 FOR CAN FRENCH 1 1 UU2086006 1 OPERATIONS MANUAL FAX4750 5750 MFC8600 FOR ARL 1 1 UU2086027 1 OPERATIONS MANUAL FAX4750 MFC8600 FOR NZ 1 1 UU2086041 1 OPERATIONS MANUAL FAX4750 MFC8600 FOR ASA GUL 1 2 UU2103001 1 MFL MANUAL MFC8600 8700 FOR US CAN ENGLISH 1 2 LE1268001 1 MFL MANUAL MFC8600 8700 FOR CAN FRENCH 1 2 LE1087001 1 MFL MANUAL MFC8600 8700 FOR ARL NZ ASA GUL FAX4750 5750 MFC8300 8600 ...

Page 293: ...N BROTHER MFC8700 FOR CAN 1 LE1076001 1 CARTON BROTHER FAX4750 FOR ARL NZ 1 LE1088001 1 CARTON BROTHER MFC8600 FOR ARL NZ 1 LE1083001 1 CARTON BROTHER FAX4750 FOR ARL NZ ASA GUL KOR 1 LE1638001 1 CARTON BROTHER FAX5750 FOR ARL FAX2000013 1 LE1093001 1 CARTON BROTHER MFC8600 FOR ARL NZ ASA GUL 2 UE3119001 1 STYROFOAM ASSY 3 UE1688001 1 POLY ETHYLENE BAG FOR MACHINE 1000X1000 4 UE3122001 1 CARTON FO...

Page 294: ...PL8X5401 Ver N ...

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