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2-88

Confidential

4.3 Troubleshooting for Image Defects

4.3.1 Image defect examples

Fig. 2-7

Light on the whole

page (2-89)

One color is light (2-90)

Faulty registration (2-91)

Image distortion (2-93)

All one color (2-94)

Dirt on back side of paper (2-95)

Vertical streaks (2-96)

Vertical streaks in a dark background (2-97)

Horizontal stripes

(2-97)

Light vertical steaks and bands on one color

image (2-98)

White horizontal stripes on one color image (2-98)

Faint print (2-99)

White spots on one color image (2-100)

One color spots or dirt (2-101)

One color band (2-102)

Downward fogging of

solid color (2-102)

Horizontal lines (2-102)

Unstable color density (2-104)

Hollow print (2-104)

Print crease (2-105)

Spots at the rear edge of paper (2-105)

Содержание HL-L8250CDN

Страница 1: ...84E5 5 Brother Color Laser Printer SERVICE MANUAL MODEL HL L8250CDN L8350CDW L8350CDWT L9200CDW L9200CDWT Read this manual thoroughly before maintenance work Keep this manual in a convenient place for quick and easy reference at all times ...

Страница 2: ...d Access are registered trademarks of the Wi Fi Alliance WPA WPA2 Wi Fi Protected Setup Wi Fi Protected Setup logo and Wi Fi Direct are trademarks of the Wi Fi Alliance FLICKR is a registered trademark of Yahoo Inc AOSS is a trademark of Buffalo Inc Android Google Cloud Print Google Drive Google Play and Picasa Web Albums are trademarks of Google Inc Use of this trademark is subject to Google Perm...

Страница 3: ...the following vendors 1983 1998 PACIFIC SOFTWORKS INC ALL RIGHTS RESERVED 2008 Devicescape Software Inc All rights reserved This product includes the KASAGO TCP IP software developed by ZUKEN ELMIC Inc OTHER INFORMATION FlashFX is a registered trademark of Datalight Inc FlashFX Copyright 1998 2010 Datalight Inc U S Patent Office 5 860 082 6 260 156 FlashFX Pro is a trademark of Datalight Inc Relia...

Страница 4: ...ing 2 5 2 2 Paper Feeding 2 6 2 3 Operation of Each Part 2 7 2 4 Block Diagram 2 8 2 5 Main Components 2 9 3 ERROR INDICATIONS 2 10 3 1 Error Codes 2 10 3 2 Error Message 2 20 4 TROUBLESHOOTING 2 39 4 1 Error Cause and Remedy 2 39 4 2 Troubleshooting for Paper Feeding Problems 2 79 4 2 1 No paper feeding from paper tray 1 2 79 4 2 2 No paper feeding from T2 paper tray unit 2 80 4 2 3 No paper feed...

Страница 5: ...ot detected 2 110 4 7 2 Toner cartridge not detected 2 110 4 7 3 Toner replacement message displayed on LCD is not cleared 2 110 4 7 4 Drum error 2 111 4 7 5 Drum replacement message displayed on LCD is not cleared 2 111 4 8 Troubleshooting for Fuser Unit Problems 2 112 4 8 1 Fuser unit failure 2 112 4 9 Troubleshooting for Laser Unit Problems 2 112 4 9 1 Laser unit failure 2 112 4 10 Troubleshoot...

Страница 6: ... Front Cover Release Button Front Cover Release Button Spring 3 44 9 14 Top Cover ASSY 3 46 9 15 Wireless LAN PCB 3 49 9 16 Panel 3 50 9 16 1 Panel control PCB ASSY 3 50 9 16 1 1 Panel case ASSY Key PCB flat cable LCD panel ASSY 3 52 9 16 2 Panel cover ASSY 3 58 9 16 2 1 Panel PCB ASSY 3 59 9 16 2 2 Rubber key printed ASSY 3 60 9 16 2 3 LCD 3 61 9 17 USB Host Relay PCB ASSY USB Cover Printed ASSY ...

Страница 7: ...3 10 1 T2 Paper Tray Unit 3 113 10 2 T2 Cover Rear 3 114 10 3 T2 Cover Left 3 115 10 4 T2 Cover Right 3 116 10 5 T2 Relay PCB ASSY 3 117 10 6 T2 Paper Feed Frame Unit T2 Edge Actuator 3 118 CHAPTER 4 ADJUSTMENTS AND UPDATING OF SETTINGS REQUIRED AFTER PARTS REPLACEMENT 1 IF YOU REPLACE THE MAIN PCB ASSY 4 1 1 1 Installing the Firmware Sub Firmware Panel Firmware Main Firmware and High voltage Firm...

Страница 8: ... Function code 73 4 10 6 IF YOU REPLACE THE TOP COVER ASSY LCD PANEL ASSY OR PANEL CONTROL PCB ASSY MODEL WITH TOUCH PANEL ONLY 4 11 6 1 Installing the Firmware 4 11 6 1 1 Checking firmware version 4 11 6 1 2 Installing the firmware 4 11 6 2 Adjustment of Touch Panel Function code 61 4 12 6 3 Operational Check of LCD Function code 12 4 12 7 IF YOU REPLACE THE TOP COVER ASSY PANEL COVER ASSY PANEL ...

Страница 9: ... 18 1 3 12 Changing return value of USB No Switching Dither Pattern Switching of ON OFF of DirectPrint Color mode Improve Gray Color Switching of timing to execute Auto Registration Adjusting left end print start position on second side in duplex printing Change of the transfer current setting Change of ghost reduction setting Function code 45 5 21 1 3 13 Motor reset Function code 57 5 28 1 3 14 A...

Страница 10: ...er Manual Reset Function 5 58 2 2 Drum Cleaning 5 59 2 3 Counter Reset of Consumable Parts Drum Unit Belt Unit 5 60 CHAPTER 6 WIRING DIAGRAM 1 WIRING DIAGRAM 6 1 CHAPTER 7 PERIODICAL MAINTENANCE 1 SAFETY PRECAUTIONS 7 1 2 PERIODICAL REPLACEMENT PARTS 7 2 2 1 Procedures to Replace Periodical Replacement Parts 7 2 2 1 1 Fuser unit 7 3 2 1 2 Laser unit 7 12 2 1 3 PF kit 1 7 26 2 1 4 PF kit 2 7 29 2 1...

Страница 11: ...odels Only This product is a Class 1 laser product as defined in IEC60825 1 2007 specifications The label shown below is attached in countries where required This product has a Class 3B Laser Diode which emits invisible laser radiation in the Scanner Unit The Scanner Unit should not be opened under any circumstances Internal Laser radiation Wave length 770 800 nm Output 25 mW max Laser Class Class...

Страница 12: ...ies with EN55022 CISPR Publication 22 Class B Recycling information in accordance with the WEEE and Battery Directives The product battery is marked with one of the above recycling symbols It indicates that at the end of the life of the product battery you should dispose of it separately at an appropriate collection point and not place it in the normal domestic waste stream CAUTION This product mu...

Страница 13: ... installed and used in accordance with the instructions may cause harmful interference to radio communications However there is no guarantee that interference will not occur in a particular installation If this equipment does cause harmful interference to radio or television reception which can be determined by turning the equipment off and on the user is encouraged to try to correct the interfere...

Страница 14: ...rference and 2 this equipment or device must accept any interference including interference that may cause undesired operation La operación de este equipo está sujeta a las siguientes dos condiciones 1 es posible que este equipo o dispositivo no cause interferencia perjudicial y 2 este equipo o dispositivo debe aceptar cualquier interferencia incluyendo la que pueda causar su operación no deseada ...

Страница 15: ...ates One of the following labels on the back of the product indicates compliance with the FDA regulations and must be attached to laser products marketed in the United States For use in the USA or Canada only These products are made for use in the USA and Canada only We cannot recommend using them overseas because the power requirements of your product may not be compatible with the power availabl...

Страница 16: ...NT indicates a potentially hazardous situation which if not avoided may result in damage to property or loss of product functionality Prohibition icons indicate actions that must not be performed Electrical Hazard icons alert you to possible electrical shock Fire hazard icons alert you to the possibility of fire Hot Surface icons warn you not to touch product parts that are hot Note Notes tell you...

Страница 17: ...voltage electrodes inside the product Before you access the inside of the product including for routine maintenance such as cleaning make sure you have unplugged the power cord from the AC power outlet as well as Ethernet RJ 45 cables Network models only from the product Never push objects of any kind into this product through cabinet slots since they may touch dangerous voltage points or short ou...

Страница 18: ... cause the cord to become worn or frayed Brother strongly recommends that you DO NOT use any type of extension cord DO NOT put a toner cartridge a toner cartridge and drum unit assembly or a waste toner box into a fire It could explode resulting in injuries DO NOT use flammable substances any type of spray or an organic solvent liquid containing alcohol or ammonia to clean the inside or outside of...

Страница 19: ... than 20 0 kg 44 1 lb To prevent possible injuries at least two people should lift the product One person should hold the front of the product and one person should hold the back as shown in the illustration below Be careful not to trap your fingers when you put the product down If you use a Lower Tray DO NOT carry the product with the Lower Tray as you may be injured or cause damage to the produc...

Страница 20: ...rmanently damage the eyes Since the beam is invisible the following caution label is attached on the laser unit CAUTION When the machine during servicing is operated with the cover open the regulations of VBG 93 and the performance instructions for VBG 93 are valid CAUTION In case of any trouble with the laser unit replace the laser unit itself To prevent direct exposure to the laser beam do not t...

Страница 21: ... 6 x 20 6 x 20 2 inch Except for China 640 x 564 x 553 mm 25 2 x 22 2 x 21 8 inch for China 810 x 592 x 847 mm 31 9 x 23 3 x 33 3 inch 640 x 564 x 553 mm 25 2 x 22 2 x 21 8 inch 810 x 597 x 887 mm 31 9 x 23 5 x 34 9 inch Machine size 410 x 486 x 313 mm 16 1 x 19 1 x 12 3 inch 410 x 495 x 445 mm 16 1 x 19 5 x 17 5 inch 410 x 486 x 313 mm 16 1 x 19 1 x 12 3 inch 410 x 495 x 445 mm 16 1 x 19 5 x 17 5...

Страница 22: ...DW HL L8350CDWT HL L9200CDW HL L9200CDWT Wired network Network node type NC 8600h Wireless network Network node type N A NC 8200w Model HL L8250CDN HL L8350CDW HL L8350CDWT HL L9200CDW HL L9200CDWT Machine life 200 000 pages A4 Letter size or 5 years MTBF 4 000 hours MTTR 0 5 hours Maximum monthly volume Up to 40 000 pages Up to 60 000 pages Up to 75 000 pages Periodical maintenance parts Fuser un...

Страница 23: ...na Approximately 6 000 pages Except for the U S A Oceania N A for the U S A Oceania Approximately 6 000 pages Cyan Magenta Yellow Approximately 6 000 pages for Asia China N A Except for Asia China Approximately 6 000 pages Except for the U S A Oceania N A for the U S A Oceania Approximately 6 000 pages When printing A4 Letter size one sided pages in accordance with ISO IEC 19798 Shelf life 2 years...

Страница 24: ...g the machine and so on If you need to take voltage measurements with the power switched on take the greatest of care not to receive an electric shock 2 When connecting or disconnecting cable connectors make sure that you hold the connector body and not the cables 3 Static electricity charged in your body may damage electronic parts Before handling the PCBs touch a metal portion of the machine to ...

Страница 25: ...ts repaired or removed during the repair work function properly when the repair is completed WARNING DO NOT use any flammable spray or flammable solvent such as alcohol benzine or thinner in or around the machine Otherwise a fire or electric shock may result ...

Страница 26: ...orrectly 2 The belt unit and waste toner box are installed correctly Others 1 Condensation When the machine is moved from a cold place into a warm room condensation may occur inside the machine causing various problems as listed below Condensation on the surface of optical devices such as the scanner windows lens reflecting mirror and protection glass etc may cause light print image If the exposur...

Страница 27: ...fidential Cleaning Use a soft dry lint free cloth WARNING DO NOT use any flammable spray or flammable solvent such as alcohol benzine or thinner to clean the machine DO NOT use these articles near the machine ...

Страница 28: ...uator MP separation roller MP paper pick up roller MP paper empty actuator MP separation pad Registration front actuator T1 paper feed actuator T1 separation roller T1 separation pad T1 paper pick up roller T2 separation roller T2 paper feed actuator T2 separation pad T2 paper pick up roller Duplex paper feed roller Waste toner box Belt unit Duplex paper feed roller Duplex tray Pressure roller Hea...

Страница 29: ...2 6 Confidential 2 2 Paper Feeding Fig 2 2 Front side Back side Paper eject from the back side Paper feed from the MP tray Paper tray 1 path T2 paper tray unit path Duplex path ...

Страница 30: ...nd 3 switching Eject roller 1 Feed the paper ejected from the fuser unit to the eject roller 2 Eject roller 2 Feed the paper to the eject roller 3 In the case of the 2 sided printing after the front of the sheet is printed and the paper is fed to the eject roller 3 up to a certain point the eject roller 2 rotates conversely and feeds the paper fed from the eject roller 3 to the duplex tray Eject r...

Страница 31: ... Develop clutch Power fan Blower T2 paper feed plate origin sensor PCB T2 solenoid T2 plate motor T2 registration sensor PCB T2 relay PCB ASSY 2Line LCD Panel PCB ASSY Wireless LAN PCB MP paper empty registration front sensor PCB ASSY Registration mark sensor L PCB Waste toner sensor Eject sensor PCB ASSY Registration mark sensor R PCB LD PCB ASSY Polygon motor Side thermistor Heater Low voltage p...

Страница 32: ...drive unit Process drive unit Registration mark sensor unit Fuser fan Paper eject ASSY Top cover ASSY Laser unit Back cover Fuser unit Side cover R Side cover L ASSY High voltage power supply PCB ASSY MP upper cover ASSY MP paper guide ASSY MP cover ASSY Front cover Access cover Main PCB ASSY Base frame unit Power fan Fuser cover ASSY Duplex tray Low voltage power supply PCB unit ...

Страница 33: ...d 2 40 0405 0501 The center thermistor of the fuser unit does not reach the specified temperature within the specified time 2 41 0502 After the temperature of the fuser unit rises to a certain level the temperature of the center thermistor does not reach the specified temperature within the specified period of time in the next step 2 41 0503 The center thermistor of the fuser unit detected a tempe...

Страница 34: ... in the high voltage power supply PCB ASSY in the ready state 2 44 0C00 Error occurred in the density sensor 2 44 0D01 0D02 0D03 0D04 0E00 Communication error occurred in the high voltage power supply PCB ASSY 2 45 1003 The registration mark sensor R is dirty and cannot normally receive reflected light 2 45 Error Codes Description Refer to 1004 The registration mark sensor L is dirty and cannot no...

Страница 35: ...2 2703 2801 2802 2803 2804 2805 2806 2901 2902 2903 2904 2905 2906 2A01 2A02 Error Codes Description Refer to 2A03 2B01 2B02 2C01 2C02 2D01 2E01 2E02 2E03 2E04 2E05 2E06 2E07 2E08 2E0A 2F01 2F02 2F03 2F04 2F05 2F06 2F07 2F08 2F0A 3001 3002 3003 3102 3202 3301 3302 3401 3402 3501 3601 Error Codes Description Refer to ...

Страница 36: ...box is almost full 2 49 4800 After the waste toner sensor detected that the waste toner box was almost full pages more than the specified number have been printed 2 49 4900 4A00 4B01 Dot counter of the toner cartridge Black or develop roller counter reaches the upper limit soon 2 49 4B02 Dot counter of the toner cartridge Yellow or develop roller counter reaches the upper limit soon 2 49 4B03 Dot ...

Страница 37: ...mit 2 52 5003 Number of used pages for the PF kit 2 has reached the upper limit 2 52 5004 5005 5100 5200 5301 5302 5401 5402 5406 5502 5602 5702 5801 Error Codes Description Refer to 5802 5902 5A02 5B02 5C02 6001 The front cover sensor detected that the front cover was open 2 53 6002 6003 6004 The eject sensor detected that the fuser cover was open 2 53 6007 6101 The toner sensor detected that no ...

Страница 38: ...r is turned ON the T2 plate origin sensor detects that lift up of the plate of the T2 paper tray unit is not completed within the specified period of time 2 58 6C03 Error Codes Description Refer to 6C04 6D00 6E00 The develop release sensor detected the developer roller disengagement or engagement failure 2 59 6F00 Machine detected that supplied power was unstable Less than 100 times 2 59 7000 Afte...

Страница 39: ...tion of printing in the engine 2 64 8502 8503 Error Codes Description Refer to 8504 8505 The T1 paper feed sensor detected that the paper tray 1 is open in 2 sided printing or printing by feeding paper from the T2 paper tray unit after the registration of printing in the engine 2 64 8506 8507 8508 8601 8602 8603 8604 8701 8702 8703 8801 8802 8901 8902 8903 The back cover sensor detected the open s...

Страница 40: ...mpty sensor detected that no paper was in the MP tray 2 67 9302 When paper was fed from the paper tray 1 the T1 paper feed sensor detected that no paper was in the paper tray 1 2 67 Error Codes Description Refer to 9303 When paper was fed from the T2 paper tray unit the T2 paper feed sensor detected that no paper was in the T2 paper tray unit 2 68 9304 9305 9306 For printing specifying Auto it was...

Страница 41: ...lor registration performed from the control panel 2 72 9A03 Error occurred during patch data printing in auto color registration performed from the control panel 2 73 9C01 9C02 9C03 9C06 9C07 A000 A200 A300 A400 Error Codes Description Refer to A500 A600 A700 A800 A900 AA00 AB00 AC00 AD00 AF00 B000 B300 B400 B700 B800 B900 BA00 BB00 BC00 BD00 BE00 BF00 C001 Timeout occurred with access request sen...

Страница 42: ...ication between the main PCB and panel PCB is unavailable 2 76 E000 Some ROM checksum error occurred 2 77 E100 Program error 2 77 E400 E500 Error occurred when DRAM on the main PCB ASSY was accessed 2 77 E600 Error occurred during writing to EEPROM on the main PCB ASSY 2 77 E701 E702 Error occurred during reading from the flash ROM on the main PCB 2 77 E900 EC00 Overcurrent was caused because a US...

Страница 43: ... End Soon Number of pages printed with the belt unit will reach the upper limit soon 4300 2 48 Calibrate Calibration failed Insufficient Toner for Calibration Dot counter or develop roller counter of color toner has reached the upper limit during color density adjustment performed from the control panel 9802 2 70 Calibration failed Press Go and try again Density patch measurement ended unsuccessfu...

Страница 44: ...nternal temperature sensor or side thermistor of the fuser unit detected a temperature higher than the specified value 6801 2 57 Cover is Open Close the Front Cover The front cover sensor detected that the front cover was open 6001 2 53 Close the Fuser Cover which can be found behind the Back Cover of the machine The eject sensor detected that the fuser cover was open 6004 2 53 DIMM Error Faulty D...

Страница 45: ...sor detects paper pass the registration rear sensor does not detect paper pass after a set period of time 7200 2 61 Jam Rear Open the Back Cover and remove the jammed paper then press Go After the registration rear sensor detects the end of paper pass and the specified period of time has passed the eject sensor continues to detect paper pass 7100 2 60 Jam Tray 1 Remove the jammed paper from Tray 1...

Страница 46: ...le write lock or no write permission on file C003 2 74 Server Timeout contact your administrator Timeout occurred with access request sent to server due to incorrect server address network disconnection or inactive server C001 2 74 Wrong Date Time contact your administrator The current time necessary for user authentication is unavailable due to time not being obtained C004 2 74 Machine Error Some...

Страница 47: ...permission to perform color printing was used 4 10 3 Function Locked Press Go In the case of Secure print or USB Direct print the ID which does not have permission to perform color printing was used 4 10 3 No Toner Open the Front Cover then install Toner Cartridge Black BK The toner sensor detected that no toner cartridge Black was set 6101 2 54 Open the Front Cover then install Toner Cartridge Cy...

Страница 48: ...expand the data of PC Print C700 2 75 Turn the power off and then on again The program update process cannot be performed because the memory is insufficient 4 10 2 Print Data Full Print Data is full Press Cancel and delete the previously stored data The memory used to store secure print data exceeded the memory size for secure print data C800 2 75 Prinit Unable Error related to print Refer to the ...

Страница 49: ...he upper limit was detected 4C01 2 50 Open the Top Cover replace Toner Cartridge Cyan C Dot counter of the toner cartridge Cyan or develop roller counter has reached the upper limit was detected 4C04 2 50 Open the Top Cover replace Toner Cartridge Cyan C Magenta M Yellow Y During printing dot counter of color toner cartridge or develop roller counter has reached the upper limit was detected 4C05 2...

Страница 50: ... paper size for Tray 1 For printing by feeding paper from the paper tray 1 the size of paper specified from the driver set the size which was not supported by the paper tray 1 9702 2 69 Specify the correct paper size for Tray 2 For printing by feeding paper from the T2 paper tray unit the size of paper specified from the driver set the size which was not supported by the T2 paper tray unit 9703 2 ...

Страница 51: ... more Toner Cartridges are not detected Pull out and reinsert all 4 Toner Cartridges The develop release sensor detected the developer roller disengagement or engagement failure 6E00 2 59 Toner Low BK Dot counter of the toner cartridge Black or develop roller counter reaches the upper limit soon 4B01 2 49 Toner Low C Dot counter of the toner cartridge Cyan or develop roller counter reaches the upp...

Страница 52: ...The update process cannot be continued because the data of the program file is incorrect 4 11 1 WT Box End Soon The waste toner sensor detected that the waste toner box is almost full 4700 2 49 2 sided Disabled Close the Back Cover of the machine The back cover sensor detected the open state when 2 sided printing is started before the registration of printing in the engine 8903 2 64 The back cover...

Страница 53: ...ed from the control panel 9801 2 70 Cartridge Error Put the Black BK Toner Cartridge back in The new toner sensor of the toner cartridge Black could not detect a new cartridge properly 4F01 2 51 Put the Cyan C Toner Cartridge back in The new toner sensor of the toner cartridge Cyan could not detect a new cartridge properly 4F04 2 51 Put the Magenta M Toner Cartridge back in The new toner sensor of...

Страница 54: ...e MP tray after the MP registration front sensor detects paper pass the registration rear sensor does not detect paper pass after a set period of time 7200 2 61 Jam Rear After the registration rear sensor detects the end of paper pass and the specified period of time has passed the eject sensor continues to detect paper pass 7100 2 60 Jam Tray 1 In the case of printing by feeding paper from the pa...

Страница 55: ...ages for the fuser unit has reached the upper limit 4500 2 48 Replace Laser Number of pages printed with the laser unit has reached the upper limit 4600 2 48 Replace PF Kit 1 Number of used pages for the PF kit 1 has reached the upper limit 5002 2 52 Replace PF Kit 2 Number of used pages for the PF kit 2 has reached the upper limit 5003 2 52 Replace PF Kit MP Number of used pages for the PF kit MP...

Страница 56: ...n Locked Job Deleted Press Stop x In the case of Secure print or USB Direct print the ID which does not have permission to perform color printing was used 4 10 3 No Toner Open the Front Cover then install Toner Cartridge Black BK The toner sensor detected that no toner cartridge Black was set 6101 2 54 Open the Front Cover then install Toner Cartridge Cyan C The toner sensor detected that no toner...

Страница 57: ...full Press Stop x and delete the previously stored data The memory used to store secure print data exceeded the memory size for secure print data C800 2 75 Prinit Unable Turn the power off and then back on again Error related to print Refer to the error code of Registration Registration failed Insufficient Toner for Registration Dot counter or develop roller counter of color toner has reached the ...

Страница 58: ...ace the Waste Toner Box inside the machine After the waste toner sensor detected that the waste toner box was almost full pages more than the specified number have been printed 4800 2 49 Self Diagnostic Turn the power off then on again Leave the machine for 15 min Some fuser unit errors occurred at power ON or upon recovery from sleep mode 6901 2 57 Will Automatically Restart within 15 minutes Aft...

Страница 59: ...ar sensor detected that the fed paper was larger or smaller than the specified size in 2 sided printing 8A01 2 65 Size Mismatch Reload correct paper in Tray1 then press Retry The size of paper loaded in the paper tray 1 and the one specified from the driver are not same when paper is fed from the paper tray 1 9002 2 66 Reload correct paper in MP Tray then press Retry The size of paper loaded in th...

Страница 60: ...aches the upper limit soon 4B02 2 49 WT Box End Soon The waste toner sensor detected that the waste toner box is almost full 4700 2 49 Toner Error One or more Toner Cartridges are not detected Pull out and reinsert all 4 Toner Cartridges The develop release sensor detected the developer roller disengagement or engagement failure 6E00 2 59 Touchscreen initialization failed Remove any material which...

Страница 61: ...sided Disabled The back cover sensor detected the open state when 2 sided printing is started before the registration of printing in the engine 8903 2 64 The back cover sensor detected the open state during 2 sided printing after the registration of printing in the engine 8904 2 64 Reload paper then press Retry The registration rear sensor detected that the length of the paper is too long and it m...

Страница 62: ...medy 1 Connection failure of the main motor harness Reconnect the main motor harness 2 Connection failure of the low voltage power supply PCB harness Reconnect the low voltage power supply PCB harness 3 Part in the process drive unit damaged Replace the process drive unit 4 Fuser unit damaged Replace the fuser unit 5 Low voltage power supply PCB failure Replace the low voltage power supply PCB uni...

Страница 63: ...damaged Print Unable 03 Turn the power off and then back on again Print Unable 04 Turn the power off and then back on again Print Unable 04 Turn the power off and then back on again Step Cause Remedy 1 Connection failure of the polygon motor harness Reconnect the polygon motor harness 2 Laser unit failure Replace the laser unit 3 Main PCB failure Replace the main PCB ASSY ...

Страница 64: ... seconds turn ON the power again and check that this error is reset Print Unable 05 Turn the power off and then back on again Print Unable 05 Turn the power off and then back on again Print Unable 05 Turn the power off and then back on again Print Unable 05 Turn the power off and then back on again Print Unable 05 Turn the power off and then back on again Print Unable 05 Turn the power off and the...

Страница 65: ... Turn the power off and then back on again Print Unable 05 Turn the power off and then back on again Print Unable 05 Turn the power off and then back on again Step Cause Remedy 1 Connection failure of the center or side thermistor harness of the fuser unit Reconnect the harness of the center thermistor or side thermistor of the fuser unit 2 Connection failure of the heater harness of the fuser uni...

Страница 66: ...t the irregular power supply detection counter of the low voltage power supply PCB unit 2 Main PCB failure Replace the main PCB ASSY Note The irregular power supply detection error Error code 0900 of the low voltage power supply PCB unit occurs when there is a large distortion in the power supply voltage supplied to the machine In this case if the same power supply is used the same error might occ...

Страница 67: ...ce the low voltage power supply PCB unit 5 High voltage power supply PCB failure Replace the high voltage power supply PCB ASSY 6 Main PCB failure Replace the main PCB ASSY Print Unable 0B Turn the power off and then back on again Print Unable 0B Turn the power off and then back on again Step Cause Remedy 1 Connection failure of the high voltage power supply PCB harness Reconnect the high voltage ...

Страница 68: ...High voltage power supply PCB failure Replace the high voltage power supply PCB ASSY 3 Main PCB failure Replace the main PCB ASSY Print Unable 10 Turn the power off and then back on again Step Cause Remedy 1 Dirt on the registration mark sensor R Clean the registration mark sensor R of the registration mark sensor R PCB 2 Dirt by toner inside the machine Clean inside of the machine 3 Registration ...

Страница 69: ...turn it on again Step Cause Remedy 1 Main PCB failure Replace the main PCB ASSY 2 Laser unit failure Replace the laser unit Print Unable 15 Turn the power off and then back on again Step Cause Remedy 1 Connection failure of the paper eject origin sensor harness Reconnect the paper eject origin sensor harness 2 Paper eject origin sensor failure Replace the paper eject origin sensor 3 Paper eject AS...

Страница 70: ...m unit Print Unable 38 Turn the power off and then back on again Print Unable 38 Turn the power off and then back on again Step Cause Remedy 1 Connection failure of the high voltage power supply PCB harness Reconnect the high voltage power supply PCB harness 2 External temperature humidity sensor failure Replace the high voltage power supply PCB ASSY 3 Main PCB failure Replace the main PCB ASSY Pr...

Страница 71: ...g the belt counter Replace the main PCB ASSY Replace Fuser Step Cause Remedy 1 The fuser unit is at the end of life Replace the fuser unit After replacing the fuser unit refer to 1 3 29 Reset counters for parts Function code 88 in Chapter 5 and reset the fuser unit counter 2 Main PCB failure if the error code remains after replacing with a new fuser unit and resetting the fuser unit counter Replac...

Страница 72: ...r of the toner cartridge Magenta or develop roller counter reaches the upper limit soon Error code 4B04 Dot counter of the toner cartridge Cyan or develop roller counter reaches the upper limit soon User Check Prepare a new toner cartridge WT Box End Soon Replace WT Box Replace the Waste Toner Box inside the machine Step Cause Remedy 1 High voltage power supply PCB failure Replace the high voltage...

Страница 73: ...ror code 4C05 During printing dot counter of color toner cartridge or develop roller counter has reached the upper limit was detected User Check Replace the toner cartridge whose counter reached the upper limit Replace Toner Open the Top Cover replace Toner Cartridge Black BK Replace Toner Open the Top Cover replace Toner Cartridge Yellow Y Replace Toner Open the Top Cover replace Toner Cartridge ...

Страница 74: ...where the machine is installed is not flat relocate the machine to a flat place Cartridge Error Put the Black BK Toner Cartridge back in Cartridge Error Put the Yellow Y Toner Cartridge back in Cartridge Error Put the Magenta M Toner Cartridge back in Cartridge Error Put the Cyan C Toner Cartridge back in Step Cause Remedy 1 Connection failure of the new toner sensor PCB harness Reconnect the tone...

Страница 75: ... remains after resetting the counter of the PF kit MP Replace the main PCB ASSY Replace PF Kit1 Step Cause Remedy 1 The PF kit 1 is at the end of life Replace the PF kit 1 After replacing the PF kit 1 refer to 1 3 29 Reset counters for parts Function code 88 in Chapter 5 and reset the PF kit 1 counter 2 Main PCB failure if the error code remains after resetting the counter of the PF kit 1 Replace ...

Страница 76: ... failure Replace the front cover 3 Front cover sensor failure Replace the front cover sensor 4 Main PCB failure Replace the main PCB ASSY Cover is Open Close the Fuser Cover which can be found behind the Back Cover of the machine Step Cause Remedy 1 Eject actuator that has come off or that has been caught Re assemble the eject actuator 2 Fuser cover installation failure Re assemble the fuser cover...

Страница 77: ...Cartridge Black BK No Toner Open the Front Cover then install Toner Cartridge Yellow Y No Toner Open the Front Cover then install Toner Cartridge Magenta M No Toner Open the Front Cover then install Toner Cartridge Cyan C Step Cause Remedy 1 Toner sensor failure Replace the toner new sensor PCB ASSY 2 Main PCB failure Replace the main PCB ASSY No Drum Unit Install the Drum Unit Step Cause Remedy 1...

Страница 78: ...g 2 5 Electrodes location of the drum unit Fig 2 6 Developer roller Cleaning roller Belt transfer roller Belt cleaning roller Waste toner cleaner shaft Waste toner cleaner roller Paper dust cleaner Charging Corona wire Grid Erase lamp lens Erase lamp lens ...

Страница 79: ...e Toner Box Step Cause Remedy 1 High voltage power supply PCB failure Replace the high voltage power supply PCB ASSY 2 Main PCB failure Replace the main PCB ASSY No Belt Unit Open the Front Cover pull out the Drum Unit completely and install the Belt Unit Step Cause Remedy 1 Connection failure of the registration mark L PCB harness Reconnect the registration mark sensor L PCB harness 2 Registratio...

Страница 80: ...unit 3 Main PCB failure Replace the main PCB ASSY Self Diagnostic Turn the power off then on again Leave the machine for 15 min Self Diagnostic Will Automatically Restart within 15 minutes Step Cause Remedy 1 Connection failure of each harness of the fuser unit Reconnect each harness of the fuser unit 2 Connection failure of the eject sensor PCB harness Reconnect the eject sensor PCB harness 3 Fus...

Страница 81: ...od of time User Check Open the T2 paper tray unit and close the T2 paper tray unit correctly Drum Slide the Blue tab on Drum Unit Drum Stop Replace the Drum Unit Step Cause Remedy 1 Dirt on the GRID terminals of the main body Clean the GRID terminals of the main body Refer to Fig 2 5 P2 55 2 Dirt on the terminal of the high voltage power supply PCB Clean the terminal of the high voltage power supp...

Страница 82: ...elop release drive unit 4 Main PCB failure Replace the main PCB ASSY Print Unable ZC Turn the power off and then back on again Step Cause Remedy 1 The power supply waveform is incorrect Install a voltage stabilizer in the power supply part Jam Inside Open the Front Cover pull out the Drum Unit completely and remove the jammed paper Step Cause Remedy 1 Foreign object inside machine Remove the forei...

Страница 83: ... the machine Remove the foreign object 2 Eject actuator caught on some position Re assemble the eject actuator 3 Fuser cover installation failure Re assemble the fuser cover 4 Back cover installation failure Re assemble the back cover 5 Eject sensor failure Replace the eject sensor PCB ASSY 6 Back cover failure Replace the back cover 7 Fuser drive gear Z25 damaged Replace the fuser drive gear Z25 ...

Страница 84: ...rt and MP flap are in closed state Jam MP Tray Remove the jammed paper from Multi Purpose Tray and press Go Step Cause Remedy 1 Foreign object at the back of the machine Remove the foreign object 2 Registration rear actuator that has come off or that has been caught Re assemble the registration rear actuator 3 Connection failure of the registration front rear sensor PCB harness Reconnect the regis...

Страница 85: ... Re assemble the registration front actuator 4 Connection failure of the registration front rear sensor PCB harness Reconnect the registration front rear sensor PCB harness 5 Registration front sensor failure Replace the registration front rear sensor PCB ASSY 6 Paper feed related gear damaged Replace the main drive unit 7 Main PCB failure Replace the main PCB ASSY Jam Tray 2 Remove the jammed pap...

Страница 86: ...2 sided Pull out Tray 1 completely Check inside the machine or open the Back Cover to remove the jammed paper Step Cause Remedy 1 Foreign object inside the duplex path Remove the foreign object 2 Foreign object inside the duplex path of the paper tray 1 Remove the foreign object 3 Fuser cover installation failure Re assemble the fuser cover 4 Back cover installation failure Re assemble the back co...

Страница 87: ...ration of printing in the engine User Check Close the back cover No Tray Reinstall tray 1 No Tray Reinstall tray 1 Step Cause Remedy 1 T1 paper feed actuator that has come off or that has been caught Re assemble the T1 paper feed actuator 2 Connection failure of the T1 paper feed sensor PCB harness Reconnect the T1 paper feed sensor PCB harness 3 T1 paper feed sensor failure Replace the T1 paper f...

Страница 88: ...and print using the straight paper path Length of the paper is 114 mm or more Size Error DX Specify the correct paper and press Go 2 sided Disabled Load S paper and press Go Step Cause Remedy 1 Registration rear actuator caught on some position Re assemble the registration rear actuator 2 Registration rear sensor failure Replace the registration front rear sensor PCB ASSY 3 Main PCB failure Replac...

Страница 89: ...r is fed from the paper tray 1 Error code 9003 The size of paper loaded in the T2 paper tray unit and the one specified from the driver are not same when paper is fed from the T2 paper tray unit User Check When specifying the paper in the driver set the paper size of the paper that is actually set Small paper Open the Back Cover and then press Go Step Cause Remedy 1 Main PCB failure Replace the ma...

Страница 90: ...er empty actuator 2 Connection failure of the MP paper empty registration front sensor PCB harness Reconnect the MP paper empty registration front sensor PCB harness 3 MP paper empty sensor failure Replace the MP paper empty registration front sensor PCB ASSY 4 Main PCB failure Replace the main PCB ASSY No Paper Load S paper in T Step Cause Remedy 1 T1 paper feed actuator caught on some position R...

Страница 91: ...in PCB failure Replace the main PCB ASSY No Paper Load S paper in T Step Cause Remedy 1 MP paper empty actuator caught on some position Re assemble the MP paper empty actuator 2 T1 paper feed actuator caught on some position Re assemble the T1 paper feed actuator 3 T2 paper feed actuator caught on some position Re assemble the T2 paper feed actuator 4 Connection failure of the MP paper empty regis...

Страница 92: ...he T2 paper tray unit the size of paper specified from the driver set the size which was not supported by the T2 paper tray unit User Check The size of the paper specified from the driver shall be A4 or Letter size and load the same size of paper to the specified paper tray Size Error DX Press Cancel Specify the correct paper and load the same size paper as the Printer driver setting Size Error Sp...

Страница 93: ...ser Check Replace the corresponding toner cartridge Calibrate Calibration failed Turn the power off and then back on again Step Cause Remedy 1 Dirt on the registration mark sensor L Clean the registration mark sensor L 2 Failure in printed measurement pattern image If failure occurs when printing 2D3S YMCBWKW_A in Function code 71 refer to 4 3 Troubleshooting for Image Defects in this chapter and ...

Страница 94: ...elt unit has dirt replace the waste toner box Calibrate Calibration failed Press Go and try again Calibrate Calibration failed Press Go and try again Step Cause Remedy 1 Dirt on the registration mark sensor L Clean the registration mark sensor L 2 Failure in printed measurement pattern image If failure occurs when printing 2D3S YMCBWKW_A in Function code 71 refer to 4 3 Troubleshooting for Image D...

Страница 95: ...Turn the power off and then back on again Step Cause Remedy 1 Dirt on the registration mark sensor L registration mark sensor R Clean the registration mark sensor L registration mark sensor R 2 Connection failure of the registration mark sensor L PCB registration mark sensor R PCB harness Reconnect the registration mark sensor L PCB registration mark sensor R PCB harness 3 Failure in printed measu...

Страница 96: ...e Remedy 1 Dirt on the registration mark sensor L registration mark sensor R Clean the registration mark sensor L registration mark sensor R 2 Connection failure of the registration mark sensor L PCB registration mark sensor R PCB harness Reconnect the registration mark sensor L PCB registration mark sensor R PCB harness 3 Failure in printed measurement pattern image If failure occurs when printin...

Страница 97: ...The current time necessary for user authentication is unavailable due to time not being obtained User Check Refer to User s guide and reconfigure network settings Check the wiring of the LAN cables Check the wireless LAN settings Log Access Error Server Timeout contact your administrator Log Access Error Authentication Error contact your administrator Log Access Error File Access Error contact you...

Страница 98: ...re secure print data exceeded the memory size for secure print data User Check Print the print data stored in the memory Divide the print data and print it Out of Memory Press Cancel Print Data Full Print Data is full Press Cancel and delete the previously stored data Step Cause Remedy 1 Main PCB failure Replace the main PCB ASSY ...

Страница 99: ... PCB is unavailable Touchscreen initialization failed Remove any material which is on the touchscreen Step Cause Remedy 1 The version of the panel firmware and the main firmware do not match Install the latest panel firmware and main firmware 2 Connection failure of the key PCB flat cable Reconnect the key PCB flat cable 3 Key PCB flat cable failure Replace the key PCB flat cable 4 Panel control P...

Страница 100: ...SB port User Check Remove the USB device from the USB port and turn the power OFF Turn it ON again after a while Replace the USB device with another one Print Unable E0 Turn off and on Print Unable E1 Turn off and on Step Cause Remedy 1 Main PCB failure Replace the main PCB ASSY Print Unable E5 Turn the power off and then back on again Print Unable E6 Turn the power off and then back on again Mach...

Страница 101: ...c code is not entered Machine Error F9 Step Cause Remedy 1 During function code 74 power is turned OFF Enter the Setting by spec code again Refer to 1 3 23 Setting by country Function code 74 in Chapter 5 2 Main PCB failure Replace the main PCB ASSY ...

Страница 102: ...the paper tray When the T2 paper tray unit is available check if the T2 paper tray unit is closed correctly Clean the T1 paper pick up roller Step Cause Remedy 1 T1 paper feed actuator coming off Re assemble the T1 paper feed actuator 2 Connection failure of the main motor harness Reconnect the main motor harness 3 T1 roller holder ASSY installation failure Install the T1 roller holder ASSY correc...

Страница 103: ...ction failure of the main motor harness Reconnect the main motor harness 3 T2 roller holder ASSY installation failure Install the T2 roller holder ASSY correctly 4 Connection failure of the T2 paper feed plate origin sensor PCB harness Reconnect the T2 paper feed plate origin sensor PCB harness 5 Connection failure of the T2 registration sensor PCB harness Reconnect the T2 registration sensor PCB ...

Страница 104: ...MP paper empty acutuator A ASSY B 2 Connection failure of the main motor harness Reconnect the main motor harness 3 MP roller holder ASSY installation failure Check the installation of the MP roller holder ASSY and install it correctly 4 Connection failure of the MP paper empty registration front sensor PCB harness Reconnect the MP paper empty registration front sensor PCB harness 5 MP paper pick ...

Страница 105: ... that no dust adheres to the fuser unit Check whether the paper type is appropriate 4 2 6 Paper is fed at an angle User Check Check if the paper is loaded into each paper tray correctly Turn back the paper loaded in each paper tray or change the orientation of the paper by 180 Adjust the paper guide corresponding to the paper size Check if the thickness of the paper is 60 to 105 g m2 60 to 163 g m...

Страница 106: ...iver setting to 2 sided printing Use the paper equal to or larger than Letter size or A4 size Use paper specified in each country setting Step Cause Remedy 1 Fuser unit failure Replace the fuser unit 2 Main PCB failure Replace the main PCB ASSY Step Cause Remedy 1 Eject actuator coming off Re assemble the eject actuator 2 Back cover failure Replace the back cover 3 Eject sensor failure Replace the...

Страница 107: ...t around paper tray 1 Remove the foreign object 2 T1 paper dust cleaning roller installation failure Re assemble the T1 paper dust cleaning roller 3 Registration front actuator coming off Re assemble the registration front actuator 4 Connection failure of the registration front rear sensor PCB harness Reconnect the registration front rear sensor PCB harness 5 Registration front sensor failure Repl...

Страница 108: ...per tray 1 Remove the foreign object 3 T1 T2 paper dust cleaning roller installation failure Re assemble the T1 T2 paper dust cleaning roller 4 Registration front actuator coming off Re assemble the registration front actuator 5 Connection failure of the registration front rear sensor PCB harness Reconnect the registration front rear sensor PCB harness 6 Connection failure of the T2 registration s...

Страница 109: ...it Step Cause Remedy 1 Foreign object around MP tray Remove the foreign object 2 MP registration front actuator coming off Re assemble the MP registration front actuator 3 Connection failure of the MP registration front sensor PCB harness Reconnect the MP registration front sensor PCB harness 4 MP paper empty registration front sensor failure Replace the MP paper empty registration front sensor PC...

Страница 110: ...oreign object 2 Eject actuator coming off Re assemble the eject actuator 3 Fuser cover installation failure Re assemble the fuser cover 4 Connection failure of the eject sensor PCB harness Reconnect the eject sensor PCB harness 5 Eject sensor failure Replace the eject sensor PCB ASSY 6 Paper eject origin sensor failure Replace the paper eject origin sensor 7 Main motor or process motor failure Rep...

Страница 111: ...2 96 Vertical streaks in a dark background 2 97 Horizontal stripes 2 97 Light vertical steaks and bands on one color image 2 98 White horizontal stripes on one color image 2 98 Faint print 2 99 White spots on one color image 2 100 One color spots or dirt 2 101 One color band 2 102 Downward fogging of solid color 2 102 Horizontal lines 2 102 Ghost 2 103 Inter color position alignment 2 103 Fogging ...

Страница 112: ... the toner cartridge with a new one Replace the belt unit with a new one Wipe the scanner windows of the laser unit with a soft lint free cloth Leave the machine for a while as the power remains ON Condensation Check if paper is not damp Step Cause Remedy 1 Dirt on the electrodes of the main body and the drum unit Clean the electrodes of the main body and the drum unit Refer to Fig 2 5 P2 55 Fig 2...

Страница 113: ...es of the main body and the drum unit Refer to Fig 2 5 P2 55 Fig 2 6 P2 55 2 Dirt on the electrodes of the main body and the toner cartridge Clean the electrodes of the main body and the toner cartridge Refer to Fig 2 5 P2 55 See the figure below 3 Dirt on the electrodes of the main body and the belt unit Clean the electrodes of the main body and the belt unit Refer to Fig 2 5 P2 55 Fig 2 9 P2 91 ...

Страница 114: ...stration User Check Check whether appropriate paper type is selected on the driver Step Cause Remedy 1 Registration rear actuator coming off Re assemble the registration rear actuator 2 Laser unit failure Replace the laser unit 3 Main PCB failure Replace the main PCB ASSY ...

Страница 115: ...power supply PCB Clean the electrodes of the high voltage power supply PCB 5 Density sensor failure Replace the registration mark sensor unit 6 Fuser unit failure Replace the fuser unit 7 High voltage power supply PCB failure Replace the high voltage power supply PCB ASSY 8 Main PCB failure Replace the main PCB ASSY 9 Laser unit failure Replace the laser unit User Check Check the machine s environ...

Страница 116: ...2 55 Fig 2 8 P2 90 3 Dirt on the electrodes of the main body and the belt unit Clean the electrodes of the main body and the belt unit Refer to Fig 2 5 P2 55 Fig 2 9 P2 91 4 Connection failure of the laser unit flat cable Reconnect the laser unit flat cable 5 Laser unit flat cable failure Replace the laser unit flat cable 6 Dirt on the electrodes of the high voltage power supply PCB Clean the elec...

Страница 117: ...es of the main body and the toner cartridge Refer to Fig 2 5 P2 55 Fig 2 8 P2 90 3 Dirt on the electrodes of the main body and the belt unit Clean the electrodes of the main body and the belt unit Refer to Fig 2 5 P2 55 Fig 2 9 P2 91 4 Laser unit flat cable failure Replace the laser unit flat cable 5 Dirt on the electrodes of the high voltage power supply PCB Clean the electrodes of the high volta...

Страница 118: ...electrodes of the main body and the belt unit Clean the electrodes of the main body and the belt unit Refer to Fig 2 5 P2 55 Fig 2 9 P2 91 3 Dirt on the electrodes of the main body and the waste toner box Clean the electrodes of the main body and the waste toner box Refer to Fig 2 5 P2 55 See the figure below 4 Dirt on the cleaner pinch roller of the fuser cover Replace the cleaner pinch roller S ...

Страница 119: ... with a soft lint free cloth Step Cause Remedy 1 Dirt in the paper feed system Wipe dirt off 2 Installation failure of each FG wire and or FG plate Grounding is not performed correctly Retighten the screws of each FG wire and or FG plate Repair the bend of the tray ground spring of the paper tray See the figure below 3 Dirt on the exposure drum Perform drum cleaning Refer to 2 2 Drum Cleaning in C...

Страница 120: ...3 Laser unit failure Replace the laser unit User Check Clean the corona wire of all four colors on the drum unit This symptom might stop occurring after making several prints Refer to the User s guide and remove the dirt on the exposure drum using a cotton swab Replace the drum unit with a new one Replace the toner cartridge with a new one Step Cause Remedy 1 Dirt on charged electrode Clean the el...

Страница 121: ...might stop occurring after making several prints Replace the drum unit with a new one Replace the toner cartridge with a new one Step Cause Remedy 1 Dirt on charged electrode Clean the electrodes of the drum unit and the main body Refer to Fig 2 6 P2 55 Fig 2 5 P2 55 2 Dirt on the exposure drum Perform drum cleaning Refer to 2 2 Drum Cleaning in Chapter 5 3 Laser unit failure Replace the laser uni...

Страница 122: ...the scanner windows of the laser unit with a soft lint free cloth Replace the drum unit with a new one Replace the toner cartridge with a new one Step Cause Remedy 1 Laser unit failure Replace the laser unit 2 Fuser unit failure Replace the fuser unit 3 Main PCB failure Replace the main PCB ASSY ...

Страница 123: ... Fig 2 12 Step Cause Remedy 1 Paper dust is accumulated Referring to the figure below remove paper dust attached on the paper dust cleaning roller 2 Dirt on the exposure drum Perform drum cleaning Refer to 2 2 Drum Cleaning in Chapter 5 3 Toner filter is clogged Clean the toner filter 4 Scratch and dirt on fuser unit Replace the fuser unit 5 High voltage power supply PCB failure Replace the high v...

Страница 124: ...sure drum Perform drum cleaning Refer to 2 2 Drum Cleaning in Chapter 5 3 Toner filter is clogged Clean the toner filter 4 Scratch and dirt on fuser unit Replace the fuser unit 5 High voltage power supply PCB failure Replace the high voltage power supply PCB ASSY Note Image defects which occur periodically may be caused by a failure of the rollers Use the diameters of the rollers or the pitches wh...

Страница 125: ...Perform drum cleaning Refer to 2 2 Drum Cleaning in Chapter 5 3 Laser unit failure Replace the laser unit User Check Replace the toner cartridge with a new one Step Cause Remedy 1 High voltage power supply PCB failure Replace the high voltage power supply PCB ASSY 2 Main PCB failure Replace the main PCB ASSY User Check This symptom might stop occurring after making several prints Refer to the User...

Страница 126: ...eplace the drum unit with a new one Replace the waste toner box with a new one Step Cause Remedy 1 Registration mark sensor L or registration mark sensor R failure Replace the registration mark sensor unit 2 Main PCB failure Replace the main PCB ASSY User Check Check the machine s environment High temperature and high humidity or low temperature and low humidity conditions can cause this problem C...

Страница 127: ...y and the belt unit Refer to Fig 2 5 P2 55 Fig 2 9 P2 91 4 High voltage power supply PCB failure Replace the high voltage power supply PCB ASSY 5 Laser unit failure Replace the laser unit 6 Main PCB failure Replace the main PCB ASSY User Check Check the machine s environment High temperature and high humidity or low temperature and low humidity conditions can cause this problem Refer to the User s...

Страница 128: ... the paper is properly set in the driver Print with the envelope lever is lowered Refer to the figure below Step Cause Remedy 1 Fuser unit failure Replace the fuser unit User Check Check the machine s environment High temperature and high humidity or low temperature and low humidity conditions can cause this problem Print with the envelope lever is lowered See the figure above Step Cause Remedy 1 ...

Страница 129: ...rface switching device Check the descriptions on the software setting in the User s guide Check the driver setting Restore the settings at factory shipment Refer to User s guide Follow the procedures below to verify the product ID in Macintosh 1 Select About This Mac from the Apple menu 2 Click the More Info button in the About This Mac dialog box 3 Select USB under the Hardware in Contents on the...

Страница 130: ...etwork User s guide Check the network connection Perform network reset Refer to User s guide Check the LAN cable Step Cause Remedy 1 Connection failure of the wireless LAN PCB harness Reconnect the wireless LAN PCB harness 2 Wireless LAN PCB failure Replace the wireless LAN PCB ASSY 3 LAN terminal pin deformation Main PCB failure Replace the main PCB ASSY ...

Страница 131: ...ut touch panel Reconnect the LCD flat cable 5 Connection failure of the low voltage power supply PCB harness Reconnect the low voltage power supply PCB harness 6 AC cord failure Replace the AC cord 7 Key PCB flat cable failure Model with touch panel Replace the key PCB flat cable 8 Panel control PCB failure Model with touch panel Replace the panel control PCB ASSY 9 LCD unit failure Model with tou...

Страница 132: ...harness Model without touch panel Reconnect the panel PCB harness 5 Rubber key installation failure Model without touch panel Re assemble the rubber key 6 Connection failure of the low voltage power supply PCB harness Reconnect the low voltage power supply PCB harness 7 Key PCB flat cable failure Model with touch panel Replace the key PCB flat cable 8 Panel control PCB failure Model with touch pan...

Страница 133: ...2 Connection failure of the new toner sensor PCB harness Reconnect the toner new sensor PCB harness 3 Main PCB failure Replace the main PCB ASSY Step Cause Remedy 1 High voltage power supply PCB failure Replace the high voltage power supply PCB ASSY 2 New toner sensor PCB failure Replace the toner new sensor PCB ASSY 3 Main PCB failure Replace the main PCB ASSY Step Cause Remedy 1 The power of the...

Страница 134: ...e GRID terminals or CHG terminals of the main body and the drum unit Clean the GRID terminals and CHG terminals of the main body and the drum unit 2 Dirt on the terminal of the high voltage power supply PCB Clean the terminal of the high voltage power supply PCB 3 High voltage power supply PCB failure Replace the high voltage power supply PCB ASSY 4 Toner sensor failure Replace the toner new senso...

Страница 135: ...voltage power supply PCB failure Replace the low voltage power supply PCB unit 7 Fuser unit failure Replace the fuser unit 8 Main PCB failure Replace the main PCB ASSY Note Turn the power OFF and then ON again After the machine is left as it is for about 10 minutes this problem may be resolved If test print is performed in maintenance mode for service personnel the machine may recover from the err...

Страница 136: ...ull memory User Check Print the stored data Reduce the amount of data or lower the resolution 4 10 3 Problem of print restriction ID authentication User Check Check if PC print is not prohibited Check the print restricted ID Step Cause Remedy 1 Main PCB failure Replace the main PCB ASSY Step Cause Remedy 1 Main PCB failure Replace the main PCB ASSY Step Cause Remedy 1 ID is forgotten Execute Funct...

Страница 137: ...mware User Check Check if other function is being in process Turn the power OFF ON Step Cause Remedy 1 Main PCB failure Replace the main PCB ASSY Step Cause Remedy 1 Connection failure of the USB host relay PCB harness Reconnect the USB host relay PCB harness 2 USB host PCB failure Replace the USB host PCB ASSY 3 Main PCB failure Replace the main PCB ASSY Step Cause Remedy 1 Firmware version does ...

Страница 138: ...flat cables or on the wire harness After disconnecting flat cables check that each cable is not damaged at its end or short circuited When connecting flat cables do not insert them at an angle After insertion check that the cables are not at an angle When connecting or disconnecting harnesses hold the connector body not the cables If the connector is locked release it first After a repair check no...

Страница 139: ...2 carton AC cord Set guide Accessory bag Polystyrene pad ASSY Printer Polystyrene pad ASSY Carton Carton spacer Carton spacer Carton outer Carton outer Remove sheet BC2 ASSY Develop Develop spacer R Drum stopper R Develop stopper Cleaner lock R Cleaner lock L Drum stopper L Silica gel spacer L ...

Страница 140: ...cup B M3x10 Taptite pan washer Taptite pan S P washer Taptite pan B M4x14 Taptite cup S Taptite cup S M3x6 SR Taptite pan washer B M4x12 DA Taptite pan S P washer B M3x10 Screw pan S P washer M3 5x6 Taptite flat B Taptite flat B M3x10 Taptite bind B M4x10 Taptite cup B M3x12 Taptite cup S M3x8 SR Taptite cup S M3x10 SR Taptite B M3x6 Screw bind Screw bind M3x8 Screw bind M3x6 ...

Страница 141: ...e cup B M3x10 1 0 5 0 05 5 0 5 Panel cover case lower Taptite bind B M4x12 2 0 9 0 1 9 1 Panel cover ASSY Taptite cup B M3x10 1 0 5 0 1 5 1 USB host relay PCB ASSY Taptite bind B M4x12 2 0 7 0 1 7 1 Main PCB ASSY Screw bind M3x6 Upper side 1 0 5 0 1 5 1 Screw bind M3x6 Lower side 1 0 8 0 1 8 1 Scanner cover plate Taptite bind B M4x12 6 0 8 0 1 8 1 Taptite cup S M3x6 SR 4 0 8 0 1 8 1 Scanner holder...

Страница 142: ...4 1 Taptite bind B M4x12 2 0 8 0 1 8 1 Registration front rear sensor PCB holder Taptite bind B M3x10 1 0 5 0 1 5 1 MP drive frame Taptite bind B M3x10 3 0 5 0 1 5 1 High voltage power supply PCB ASSY Taptite pan B M3x10 2 0 5 0 1 5 1 T2 cover rear Taptite cup S M3x10 SR 2 0 8 0 1 8 1 T2 cover left Taptite cup S M3x6 SR 2 0 8 0 1 8 1 T2 cover right Taptite cup S M3x6 SR 2 0 8 0 1 8 1 T2 relay PCB ...

Страница 143: ...5 FLOIL BG 10KS 1 0 to 1 5 mm dia ball The kind of the lubricating oil Maker name Lubrication point Quantity of lubrication FLOIL BG 10KS Kanto Kasei Top cover ASSY 1 0 to 1 5 mm dia ball BG1 0 to 1 5 BG1 0 to 1 5 Top cover ASSY Top cover ASSY ...

Страница 144: ...SSY Layout view Development view Name of gears These parts are subject to change without notice 1 LY0299 Pinch roller drive gear Z21M05 2 LY1816 Registration gear Z26 23 3 LY0164 PF drive gear 21 4 LY0166 PP gear 14 55 5 LY6128 Cleaner drive gear Z30 6 LY1817 DX drive gear Z15 23 1 1 2 2 3 3 4 4 5 5 6 6 1 2 3 4 5 6 ...

Страница 145: ...only Panel control PCB ASSY Model without Wireless LAN PCB Hook Main USB host harness ASSY Main wireless LAN harness ASSY Panel PCB harness ASSY WH CN5 CN6 LCD panel harness ASSY touch panel only WH Hook Hook A A A view Front A view Main PCB ASSY Hook Front Hole Wireless LAN cable rack Laser unit flat cable Laser unit Wireless LAN cable rack Main PCB ASSY CN1 CN2 Polygon motor harness WH ...

Страница 146: ...rocess motor flat cable Registration solenoid T1 solenoid harness BK Front cover sensor Front cover sensor harness RD WH flat cable Hook CN10 CN21 harness BK Main LT drawer harness ASSY Develop clutch harness BK Hook Hook Hook Hook Hook CN14 CN3 Front Front B A Main frame L ASSY Develop release sensor Develop release sensor PCB ASSY Toner new sensor PCB ASSY Develop release drive unit Develop rele...

Страница 147: ...CN41 Paper eject ASSY A C B Switch back solenoid Paper eject ASSY Paper eject ASSY Paper eject origin sensor A B C Switch back solenoid Paper eject origin sensor Switch back Paper eject origin sensor harness High voltage main harness ASSY WH WH WH A C B Hook Front Paper eject ASSY D D CN1 CN2 High voltage power supply PCB ASSY Hook solenoid harness ...

Страница 148: ...k Cover Sensor ASSY 7 Eject Sensor PCB ASSY Fuser Unit Front Front A A Hook Hole Hook CN33 A view A view Main frame L ASSY Back cover sensor harness Back cover sensor ASSY Main PCB ASSY Hole Hook Front A view A view Main PCB ASSY Eject sensor PCB ASSY Main frame L ASSY Eject sensor harness ASSY RD WH BL A Hole Front A Hole Fuser unit CN1 CN2 Hook Guide Side thermistor harness Cutout harness CN36 C...

Страница 149: ...view A CN37 CN38 A Main PCB ASSY Hook Hole Hole Main frame L ASSY Registration mark sensor unit Registration mark sensor L PCB harness Registration mark sensor R PCB harness RD WH BL RD WH BL Front Hook CN5 CN4 High voltage power supply PCB ASSY Main frame R ASSY Fuser fan Power fan Hook Fuser fan harness RD WH BK Power fan harness RD BK ...

Страница 150: ...nt A view B view A view B view Front Front CN32 A A Hook Hook Hook Hook Hole Hook Hook Hook Hook Main Core Fuser unit Guide Guide LVPS main harness ASSY FG harness of the Inlet harness ASSY Inlet harness ASSY Inlet harness ASSY Low voltage power supply PCB unit PCB ASSY Core LVPS heater harness ASSY Hook ...

Страница 151: ...ont Front Hook Hook Hook MP upper cover ASSY MP upper cover ASSY MP paper empty registration front sensor PCB ASSY MP paper empty registration front sensor PCB ASSY PF cable rack Registration pinch roller gear bushing Registration pinch roller gear bushing Main PCB ASSY CN8 MP sensor harness ASSY RD WH BL YL Hole Hook ...

Страница 152: ...r feed unit Main drive unit Main PCB ASSY T1 paper feed sensor PCB ASSY T1 paper feed sensor PCB ASSY Registration front rear sensor PCB ASSY Registration front rear sensor PCB ASSY MP solenoid MP solenoid Hook PF cable rack T1 paper feed sensor harness ASSY WH Registration front rear sensor harness ASSY MP solenoid RD WH BL YL harness BK Hook Hook ...

Страница 153: ...ntial Harness colors may be changed for any reason 13 Blower Waste Toner Sensor Front Hook Hook High voltage power supply Blower harness CN6 Blower RD WH BL Hook Hook CN7 Waste toner sensor harness ASSY YL PCB ASSY ...

Страница 154: ...y PCB ASSY USB cover printed ASSY 25 25 9 18 Main PCB ASSY 95 205 9 19 Laser unit flat cable 95 100 9 19 Laser unit 65 75 9 20 Front cover sensor 15 25 9 21 Process drive unit Fuser drive gear Z25 150 170 9 22 Main drive unit 40 45 9 23 Develop release drive unit 45 50 9 24 Develop release sensor PCB ASSY 5 10 9 25 Toner new sensor PCB ASSY 20 20 9 26 Fuser fan 10 15 9 27 Paper eject ASSY 45 45 9 ...

Страница 155: ...aper tray the Toner cartridge the Drum unit the Belt unit the Waste toner box and LAN port cap Note Backup of machine information Before starting disassembly work back up the machine information and user setting information Refer to 1 3 11 Backup of machine information Function code 41 in Chapter 5 After replacing the PCB restore the backup data to a new PCB LAN port cap Toner cartridge Drum unit ...

Страница 156: ...e Hook and remove the Lift gear 46 from the Plate up plate Fig 3 1 2 Remove the Gear Z24M10Z14M75 from the Paper tray 1 3 Remove the Gear Z19M10 from the Paper tray 1 Fig 3 2 Plate up plate Hook Lift gear 46 Paper tray 1 1a 1b Plate Gear Z24M10Z14M75 Paper tray 1 Gear Z19M10 2 3 ...

Страница 157: ...3 20 Confidential 9 2 Support Flap 1 Release the two Pins and remove the Support flap from the Main body Fig 3 3 Pin Support flap Main body Pin Support flap ...

Страница 158: ...ack Cover Stopper Arm R 1 Open the Back cover Fig 3 4 2 Remove the Back cover stopper arm L R from the Main body Fig 3 5 Back cover Main body Back side Back cover stopper arm L Main body Back cover stopper arm R Back cover stopper arm L Pin Back cover Back side ...

Страница 159: ...dential 3 Remove the Shaft of the Back cover from the Bush on the right side of the Main body Fig 3 6 4 Remove the Back cover Fig 3 7 Back cover Bush Main body Shaft Back side Back cover Main body 4a 4b Back side ...

Страница 160: ...he Back cover stopper arm L from the Back cover 6 Remove the Back cover stopper arm R from the Back cover Fig 3 8 Back cover Back cover stopper arm R Back cover Back cover stopper arm R Center 5a 5b 6b 6a stopper arm L Back cover ...

Страница 161: ...der from the Main body Fig 3 9 2 Remove the two Taptite bind B M4x12 screws from the Fuser cover L 3 Release the one Hook and one Pin and remove the Fuser cover L from the Main body Fig 3 10 Back flapper holder Pin Main body Pin Back side Taptite bind B Fuser cover L Hook Pin Main body M4x12 Taptite bind B M4x12 Back side ...

Страница 162: ...L R to open the Fuser cover ASSY Fig 3 11 5 Slide the Fuser cover ASSY in the direction of the arrow 5a and remove it to the front Fig 3 12 Fuser cover lock lever R Fuser cover ASSY Fuser cover Main body Back side lock lever L Fuser cover ASSY 5a Main body 5b Back side ...

Страница 163: ...g 3 13 2 Remove the Cleaner roller spring from the two Pins of the Fuser cover ASSY Remove the Cleaner pinch roller S ASSY and Cleaner roller spring from the Fuser cover ASSY Fig 3 14 Cleaner Hook Cleaner pinch roller S ASSY Fuser cover ASSY roller spring Cleaner roller spring Fuser cover ASSY Pin Cleaner pinch roller S ASSY ...

Страница 164: ...fidential 3 Remove the Cleaner pinch roller S ASSY from the Cleaner roller spring Fig 3 15 4 Remove the other three Cleaner pinch roller S ASSYs in the same way Cleaner pinch roller S ASSY Cleaner roller spring ...

Страница 165: ...nect the two Connectors CN1 and CN2 from the Eject sensor PCB ASSY Fig 3 17 Assembling Note Center thermistor has a black and blue connectors 230V models only The black connector may be connected to the blue insertion port and vice versa Taptite bind B M4x12 Fuser cover R Hook Main body Back side Connector CN1 CN2 Eject sensor CN1 CN2 Back side PCB ASSY Connector Center thermistor harness ...

Страница 166: ... of the Fuser unit Fig 3 18 5 Remove the two Taptite pan B M4x14 screws to remove the Fuser unit from the Main body Fig 3 19 Fuser unit Electrode terminal of the Main body Electrode terminal Main body Fuser unit of the Back side Taptite pan B M4x14 Fuser unit Main body Taptite pan B M4x14 Back side ...

Страница 167: ...s routing Refer to Eject Sensor PCB ASSY Fuser Unit Note Do not apply a physical impact or vibration to the Fuser unit Do not touch the roller and electrodes as shown in the figure below to prevent breakage of the Fuser unit Fuser unit ...

Страница 168: ...e B 3x6 screw and the one Taptite bind B M4x12 screw from the front of the Side cover L ASSY 3 Remove the Taptite bind B M4x12 screw from the side of the Side cover L ASSY Fig 3 22 Front cover Main body Taptite B 3x6 Taptite bind B M4x12 Side cover L ASSY Main body M4x12 Taptite bind B Front side ...

Страница 169: ...3 32 Confidential 4 Remove the two Taptite bind B M4x12 screws from the back of the Side cover L ASSY Fig 3 23 Taptite bind Side cover L ASSY B M4x12 Back side ...

Страница 170: ... of the arrow 5a and release the Hook 9 and remove the Side cover L ASSY from the Main body Fig 3 24 Inside of Side cover L ASSY Fig 3 25 Side cover L ASSY Hook 9 Hook 8 Hook 7 Hook 6 Hook 5 Hook 4 Hook 3 Hook 2 Hook 1 5a 5b Front side Hook Hook Hook Hook Hook Hook Hook Side cover L ASSY Front side Back side ...

Страница 171: ...and the one Taptite bind B M4x12 screw from the front of the Side cover R Fig 3 26 2 Remove the two Taptite bind B M4x12 screws from the back of the Side cover R Fig 3 27 Taptite B 3x6 Taptite bind B M4x12 Side cover R Front side Taptite bind Side cover R B M4x12 Back side ...

Страница 172: ...the direction of the arrow 3a and release the Hook 8 and remove the Side cover R from the Main body Fig 3 28 Inside of Side cover R Fig 3 29 Side cover R Hook 8 Hook 7 Hook 6 Hook 5 Hook 4 Hook 3 Hook 2 Hook 1 3a 3b Front side Hook Hook Hook Hook Hook Hook Side cover R Front side Back side ...

Страница 173: ...3 36 Confidential Fig 3 30 Note As the Spacer tends to come off be careful not to lose it Spacer Spacer Spacer Spacer High voltage power supply PCB ASSY Right side ...

Страница 174: ... 37 Confidential 9 9 Duplex Tray 1 Remove the two Taptite cup B M3x12 screws and remove the Duplex tray from the Main body Fig 3 31 Taptite cup B M3x12 Duplex tray Main body Taptite cup B M3x12 Back side ...

Страница 175: ... Front cover 2 Open the MP cover ASSY Fig 3 32 3 Release the Pin of the MP link L from the MP cover ASSY 4 Release the Pin of the MP link R from the MP cover ASSY Fig 3 33 Front cover MP cover ASSY Pin MP cover ASSY MP cover ASSY MP link R MP link L MP link L MP link R ...

Страница 176: ...P link R from the MP paper guide ASSY Fig 3 34 7 Slide the MP paper guide ASSY in the direction of the arrow 7b and remove it from MP cover ASSY Fig 3 35 Pin MP link L MP link R MP paper guide ASSY MP link L MP link R MP paper guide ASSY MP paper guide ASSY MP cover ASSY Pin Pin Pin 7a 7b MP paper guide ASSY ...

Страница 177: ...3 40 Confidential 8 Release the two Pins and remove the MP cover ASSY from the Front cover Fig 3 36 MP cover ASSY Pin Front cover Pin ...

Страница 178: ...3 41 Confidential 9 11 MP Link L MP Link R 1 Remove the MP link L from the Front cover 2 Remove the MP link R from the Front cover Fig 3 37 MP link L Front cover MP link R MP link L 1b 1a 2b 2a ...

Страница 179: ...r damper spring from the Front cover Fig 3 38 3 Open the Front cover 4 Release the Hook and remove the Forced develop release link from the Front cover Fig 3 39 Front cover Front side 1 2 Front cover damper spring Taptite B 3x6 Spring hook Spring hook Front cover damper spring Main frame R ASSY Front cover Hook Forced develop release link Front cover Forced develop release link ...

Страница 180: ...3 43 Confidential 5 Release the three Bosses and remove the Front cover from the Main body Fig 3 40 Boss Front cover Main body Boss 5a 5b 5c ...

Страница 181: ...ss Fig 3 41 2 Tilt the Front cover release button in the direction of the arrow 2a and remove it from the Front cover Fig 3 42 Assembling Note Align the Hole of the Front cover release button to the Boss of the Front cover and insert it into the Hole Hook Front cover release button Hole 1b 1c Front cover 1a 1c Boss Boss Boss Front cover release button Front cover release button Front cover 2a 2b ...

Страница 182: ...Fig 3 44 Assembling Note When assembling the Front cover release button spring attach A of the Front cover release button spring to the cutout of the Front cover release button Front cover Front cover Boss release button spring Front cover A Front cover release button release button spring Cutout ...

Страница 183: ...onnectors CN5 CN6 and CN18 from the Main PCB ASSY and release the wiring Fig 3 46 Note Note that the tightening torque is different between the upper side and lower side of the Screw bind M3x8 Upper side 0 5 0 05 N m Lower side 0 8 0 1 N m Main shield cover Main body Left side plate ASSY Upper side Lower side Screw bind M3x8 Screw bind M3x8 CN5 CN6 Main PCB ASSY CN33 CN31 CN28 CN23 CN18 CN14 CN2 C...

Страница 184: ...Y Fig 3 47 4 Remove the two Taptite bind B M4x12 screws from the back of the Top cover ASSY Fig 3 48 Assembling Note Never fail to tighten the screw if the machine to be repaired is a model with a screw Taptite cup S M3x8 SR Top cover ASSY Front side Taptite bind B Top cover ASSY M4x12 Back side ...

Страница 185: ...e the three Hooks 1 and two Bosses Release the other six Hooks and remove the Top cover ASSY from the Main body Fig 3 49 Harness routing Refer to Top Cover ASSY Hook 1 Hook Top cover ASSY Main body Boss Boss Hook Main body Hook ...

Страница 186: ...SY upside down 2 Release the Pin and remove the Wireless LAN PCB from the Top cover ASSY Fig 3 50 3 Disconnect the Main Wireless LAN harness ASSY from the Wireless LAN PCB Fig 3 51 Pin Wireless LAN PCB Top cover ASSY Main Wireless LAN harness ASSY Wireless LAN PCB ...

Страница 187: ...e Key PCB flat cable from the Panel control PCB ASSY Fig 3 52 Note After disconnecting flat cables check that each cable is not damaged at its end or short circuited When connecting flat cables do not insert them at an angle After insertion check that the cables are not at an angle CN1 Panel relay PCB flat cable Panel control Key PCB flat cable CN2 Top cover ASSY PCB ASSY ...

Страница 188: ...e Panel control PCB ASSY from the Top cover ASSY Fig 3 53 4 Disconnect the Panel control PCB harness ASSY from the Panel control PCB ASSY Fig 3 54 Hook Panel control PCB ASSY Top cover ASSY Hook 3a 3b Panel control PCB ASSY CN5 Panel control PCB harness ASSY ...

Страница 189: ...he Hook and remove the Flat core from the Panel cover case lower 2 Pull out the Flat core from the Panel relay PCB flat cable 3 Remove the Taptite cup B M3x10 screw and remove the FG wire Fig 3 55 Hook Panel cover case lower Panel relay Taptite cup B M3x10 FG wire Flat core PCB flat cable ...

Страница 190: ...5 6 2 mm 240 6 2 mm 222 8 2 mm 168 1 mm 152 1 mm 139 9 1 mm 78 1 mm 71 5 1 mm 64 6 1 mm 55 7 1 mm 47 5 1 mm 40 5 1 mm 18 6 1 mm 12 1 1 mm 6 5 mm 21 9 mm 7 mm 8 2 mm 8 9 mm 6 9 mm 6 5 mm 61 9 mm 12 1 mm 16 mm 54 8 mm 17 8 mm 18 mm Contact plane UL symbol marking side To be connected to Panel PCB To be connected to LCD PCB 65 mm ...

Страница 191: ...ase the three Hooks and remove the Panel cover case lower from the Top cover ASSY Fig 3 57 5 Release the eight Hooks and remove the Panel case ASSY from the Top cover ASSY Fig 3 58 Taptite bind B M4x12 Hook Panel cover case lower Top cover ASSY Hook Hook Panel case ASSY Top cover ASSY Hook Hook Hook ...

Страница 192: ... ASSY Fig 3 59 Note After disconnecting flat cables check that each cable is not damaged at its end or short circuited When connecting flat cables do not insert them at an angle After insertion check that the cables are not at an angle Key PCB flat cable Key PCB ASSY CN1 ...

Страница 193: ... 1 mm 75 1 mm 89 1 mm 153 mm 173 mm 10 mm 20 mm 64 mm 14 mm 60 mm Supporting tape Reverse side Contact plane Supporting tape Reverse side UL symbol marking side Contact plane Fold down Fold back To be connected to Panel PCB To be connected to Panel control PCB ASSY ...

Страница 194: ...3 57 Confidential 7 Release the two Pins and remove the LCD panel ASSY from the Panel case ASSY Fig 3 61 LCD panel ASSY Panel case ASSY Pin Pin LCD panel ASSY Panel case ASSY Pin ...

Страница 195: ...ks and remove the Panel cover case lower from the Top cover ASSY Fig 3 62 3 Remove the Taptite cup B M3x10 screw from the Panel cover ASSY 4 Release the eight Hooks and remove the Panel cover ASSY from the Top cover ASSY Fig 3 63 Taptite bind B M4x12 Hook Hook Top cover ASSY Panel cover case lower Taptite cup B M3x10 Top cover ASSY Hook Panel cover ASSY Hook Hook Hook ...

Страница 196: ... PCB ASSY from the Panel cover ASSY Fig 3 64 2 Release the Lock and disconnect the Flat cable of the LCD from the Panel PCB ASSY Fig 3 65 Note Be careful not to lose the Panel light guide Hook Panel PCB ASSY Panel cover ASSY Hook Panel light guide Flat cable of the LCD Panel PCB ASSY Lock ...

Страница 197: ... PCB harness ASSY CN1 from the Panel PCB ASSY Fig 3 66 9 16 2 2 Rubber key printed ASSY 1 Remove the Rubber key printed ASSY from the Panel cover ASSY Fig 3 67 Panel PCB harness ASSY Panel PCB ASSY CN1 Rubber key printed ASSY Panel cover ASSY ...

Страница 198: ...ee Hooks and remove the Backlight guide from the Panel cover ASSY Fig 3 68 2 Remove the Diffusion film from the LCD 3 Remove the LCD from the Panel cover ASSY Fig 3 69 Hook Backlight guide Panel cover ASSY Hook Diffusion film Panel cover ASSY LCD 2 3 ...

Страница 199: ... relay PCB ASSY from the USB cover printed ASSY 2 Remove the USB cover printed ASSY from the Top cover ASSY Fig 3 70 3 Disconnect the Main USB host harness ASSY from the USB host relay PCB ASSY Fig 3 71 Taptite bind B M4x12 USB host relay PCB ASSY Top cover ASSY 1 2 USB cover printed ASSY Main USB host harness ASSY USB host relay PCB ASSY ...

Страница 200: ...rmation and user setting information Refer to 1 3 11 Backup of machine information Function code 41 in Chapter 5 After replacing the PCB restore the backup data to a new PCB Note After disconnecting flat cables check that each cable is not damaged at its end or short circuited When connecting flat cables do not insert them at an angle After insertion check that the cables are not at an angle CN2 C...

Страница 201: ... the Process drive unit Fig 3 73 Note Note that the tightening torque is different between the upper side and lower side of the Screw bind M3x6 Upper side 0 5 0 1 N m Lower side 0 8 0 1 N m Main PCB ASSY Process drive unit 2a 2b Back side Upper side Lower side Screw bind M3x6 Screw bind M3x6 ...

Страница 202: ... unit and release the wiring Fig 3 75 Harness routing Refer to Laser Unit Assembling Note When assembling the six screws of the Taptite bind B M4x12 be sure to assemble them in the order shown in the figure Taptite bind B M4x12 Taptite cup S M3x6 SR Scanner cover plate Main body 1 2 3 4 5 6 Taptite cup S M3x6 SR Taptite cup S M3x6 SR Taptite bind B M4x12 Taptite bind B M4x12 Taptite bind B M4x12 F...

Страница 203: ...flat cables do not insert them at an angle After insertion check that the cables are not at an angle 0 43 1 mm 71 1 mm 119 1 mm 135 1 mm 163 1 mm 183 1 mm 200 mm 45 45 2 mm 2 mm 28 mm 48 mm 16 mm 28 mm 20 mm 17 mm Supporting tape Reverse side Supporting tape Reverse side Fold down Fold back Contact plane Contact plane 8 mm 8 mm To be connected to Laser unit To be connected to Main PCB ...

Страница 204: ...der of which B is a screw and not to use other Scanner holders When assembling the Scanner holder to A of the Laser unit be sure that the Scanner holder is placed as shown in the figure Taptite cup S M3x6 SR Scanner holder Taptite cup S M3x6 SR Taptite cup S M3x6 SR Taptite cup S M3x6 SR Taptite cup S M3x6 SR Scanner plate Scanner holder Scanner holder Scanner holder Front side Laser unit A Scanne...

Страница 205: ...3 68 Confidential 4 Disconnect the Connector CN8 5 Remove the Laser unit from the Scanner plate Fig 3 79 Laser unit Scanner plate CN8 Front side ...

Страница 206: ... the wiring of the Front cover sensor 2 Release the two Hooks and remove the Front cover sensor from the Main body Fig 3 80 Harness routing Refer to Process Drive Unit Front Cover Sensor Main Drive Unit Front cover sensor Hook Main body Hook Front side ...

Страница 207: ...eless LAN cable rack from the Main body Fig 3 81 3 Release the wiring of the Polygon motor harness 4 Remove the two Taptite cup S M3x8 SR screws and remove the Side ground plate L from the Main body Fig 3 82 Wireless LAN cable rack Hook Main body Hook Left side Taptite cup S M3x8 SR Side ground Main body Taptite cup S M3x8 SR Polygon motor harness Left side plate L ...

Страница 208: ...lease all the wiring from the PF cable rack 7 Remove the Taptite cup S M3x8 SR screw from the PF cable rack Release the six Hooks and slide the PF cable rack in the direction of the arrow and remove it from the Main body Fig 3 84 Hook Main PCB plate Main body Left side Screw bind M3x8 PF cable rack Taptite cup S M3x8 SR Hook Main body Hook Hook Hook 7a 7b Left side ...

Страница 209: ...color cam be sure to check that the Forced develop release link is at A position If you attach the Mono color cam as the Forced develop release link is at B position the Mono color cam may be damaged Mono color cam Main body Front side Mono color cam A B Forced develop release link Forced develop release link Mono color cam ...

Страница 210: ...e direction of the arrow and remove it from the Main body Fig 3 87 11 Remove the Taptite cup S M3x8 SR screw and fasten the Under bar ground spring to the Rib of the Main body Fig 3 88 Hook Cable rack Hook Hook Hook Process drive unit Hook Left side Taptite cup S M3x8 SR Under bar ground spring Main body Rib Back side ...

Страница 211: ...oks and remove the Process drive unit from the Main body Fig 3 89 Taptite bind Hook Main body B M4x12 Taptite bind B M4x12 Taptite bind B M4x12 Process drive unit Taptite bind B M4x12 Taptite bind B M4x12 Taptite bind B M4x12 Process drive unit Hook Hook Taptite pan washer Screw pan S P washer M3 5x6 Hook B M4x12 DA A view A view Taptite pan washer B M4x12 DA Screw pan S P washer M3 5x6 Left side ...

Страница 212: ...unit Fig 3 90 Harness routing Refer to Laser Unit Process Drive Unit Front Cover Sensor Main Drive Unit Develop Release Drive Unit Develop Release Sensor PCB ASSY Toner New Sensor PCB ASSY MP Paper Empty Registration Front Sensor PCB ASSY Paper Feed Unit Hook Fuser drive gear Z25 Process drive unit ...

Страница 213: ...As the DX drive gear Z15 23 Cleaner drive gear Z30 Registration gear Z26 23 PF drive gear 21 PF drive joint Pinch roller drive gear Z21M05 Registration roller drive joint and PP gear 14 55 tend to come off be careful not to lose them Taptite bind B M4x12 Hook Main drive unit Main body Taptite bind B M4x12 Left side DX drive Cleaner drive PF drive gear 21 PF drive joint PP gear 14 55 Front side gea...

Страница 214: ...nd B M4x12 screws from the Develop release drive unit Release the three Hooks and remove the Develop release drive unit from the Main body Fig 3 93 Harness routing Refer to Develop Release Drive Unit Develop Release Sensor PCB ASSY Toner New Sensor PCB ASSY Taptite bind Hook Develop release drive unit Main body Hook B M4x12 Left side ...

Страница 215: ...78 Confidential 9 24 Develop Release Sensor PCB ASSY 1 Release the Hook and remove the Develop release sensor PCB ASSY from the Main body Fig 3 94 Hook Develop release Main body Left side sensor PCB ASSY ...

Страница 216: ...nk from the Main body Fig 3 95 2 Release the six Hooks and remove the Toner new sensor PCB ASSY from the Main body Fig 3 96 Hook Forced develop Main body Forced develop Forced develop Hook Left side release link release link release link Hook Main body Hook Hook Left side PCB ASSY Toner new sensor Toner new sensor ...

Страница 217: ...er fan in the direction of the arrow 2a and pull it out from the Main body Fig 3 98 Harness routing Refer to Fuser Fan Power Fan Assembling Note When assembling the Fuser fan be sure to assemble it in a way that the label side faces out CN4 High voltage power supply PCB ASSY Fuser fan Right side Fuser fan Main body Label Hook 2a 2b Right side ...

Страница 218: ...SY 2 Release the wiring of the High voltage main harness ASSY Fig 3 99 3 Remove the four Taptite bind B M4x12 screws and remove the Paper eject ASSY from the Main body Fig 3 100 CN1 CN2 High voltage power supply PCB ASSY Paper eject ASSY Right side Taptite bind B M4x12 Paper eject ASSY Main body Taptite bind B M4x12 Back side ...

Страница 219: ...3 82 Confidential 9 28 Toner Filter ASSY 1 Release the five Hooks and remove the Toner filter ASSY from the Paper eject ASSY Fig 3 101 Hook Toner filter ASSY Paper eject ASSY Hook Hook 1a 1b ...

Страница 220: ...d wire 1 from the Paper eject ASSY Fig 3 102 2 Release the five Hooks and remove the Eject ground wire 2 from the Paper eject ASSY Fig 3 103 Eject ground wire 1 Paper eject ASSY Hook Eject ground wire 2 Hook Eject ground wire 2 Paper eject ASSY Paper eject ASSY A view A view ...

Страница 221: ...s routing Refer to Paper Eject ASSY Assembling Note After assembling the Eject ground wire 1 and Eject ground wire 2 check the conduction between the Middle roller shaft and the Cooling roller shaft Middle roller shaft Cooling roller shaft Middle roller ASSY Eject cooling Paper eject ASSY roller ASSY Paper eject origin sensor Hook Paper eject ASSY Hook Hook Paper eject origin sensor Hook ...

Страница 222: ...wiring of the Back cover sensor ASSY 2 Release the two Hooks and remove the Back cover sensor ASSY from the Main body Fig 3 106 Harness routing Refer to Back Cover Sensor ASSY Back cover sensor ASSY Hook Main body Hook Back side Hook Hook Back cover sensor ASSY ...

Страница 223: ...Eject sensor PCB ASSY 2 Release the Hook and remove the Eject sensor PCB ASSY from the Main body Fig 3 107 Harness routing Refer to Eject Sensor PCB ASSY Fuser Unit Hook Eject sensor PCB ASSY Main body Eject sensor Hook Hook Hook 2a 2b 2a 2b A view A view Back side PCB ASSY ...

Страница 224: ... attaching the Registration mark sensor unit make sure that the Registration ground spring is placed as shown in the figure After assembling the Registration mark sensor unit make sure that the Front chute flapper moves Registration mark sensor unit Taptite bind Boss Main body B M3x10 Boss Back side Front chute flapper Front chute flapper If the Registration ground spring is dropped from the step ...

Страница 225: ...wer fan in the direction of the arrow 2a and pull it out from the Main body Fig 3 111 Harness routing Refer to Fuser Fan Power Fan Assembling Note When assembling the Power fan be sure to assemble it in a way that the label side faces out CN5 High voltage power supply PCB ASSY Power fan Back side Main body Label 2a 2b Hook Back side Power fan ...

Страница 226: ...from the LVPS plate 2 Remove the Taptite flat B M3x10 screw and remove the Inlet harness ASSY from the Main body 3 Release the wiring of the Inlet harness ASSY 4 Release the wiring of the LVPS heater harness ASSY Fig 3 112 Screw pan Inlet harness ASSY Inlet harness ASSY Main body S P washer M3 5x6 Taptite flat B M3x10 FG harness of the Back side LVPS plate ...

Страница 227: ...of the LVPS main harness ASSY Fig 3 113 8 Remove the two Taptite cup S M3x8 SR screws and two Taptite bind B M4x12 screws and remove the LVPS plate from the Main body Fig 3 114 Screw pan S P washer M3 5x6 Drive ground plate LVPS main harness ASSY Back side Boss Low voltage power supply PCB unit Taptite bind B M4x12 LVPS plate Main body Taptite bind B M4x12 Taptite cup S M3x8 SR Taptite cup S M3x8 ...

Страница 228: ... the five Taptite cup S M3x6 SR screws and remove the Low voltage power supply PCB unit from the LVPS plate Fig 3 116 Harness routing Refer to Low voltage Power Supply PCB Unit LVPS main harness ASSY CN101 Low voltage power supply PCB unit Connector of the Taptite cup S M3x6 SR Low voltage power supply PCB unit LVPS plate Taptite cup S M3x6 SR ...

Страница 229: ...r B 1 Press A to release the Hook and remove the MP upper frame cover from the MP upper cover ASSY Fig 3 117 2 Remove the MP lift arm B from the MP upper cover ASSY Fig 3 118 MP upper frame cover Hook A MP upper cover ASSY Front side MP upper cover ASSY MP lift arm B Front side ...

Страница 230: ...w 4 Release the Hook 2 and remove the MP holder bushing from the MP upper cover ASSY Fig 3 119 5 Remove the MP roller holder ASSY from the MP upper cover ASSY Fig 3 120 Hook 2 MP upper cover ASSY MP holder bushing 3 4 Front side Hook 1 Hook 1 Hook 2 MP upper cover ASSY MP roller holder ASSY Front side ...

Страница 231: ...roller gear bushing Fig 3 121 7 Remove the Pinch roller drive gear Z21M05 from the Registration pinch roller gear bushing Fig 3 122 Registration gear Z26 23 Registration pinch Left side roller gear bushing Pinch roller drive gear Z21M05 Registration pinch Left side roller gear bushing ...

Страница 232: ...e shaft as shown in the figure 11 Remove the two Taptite bind B M3x10 screws from the MP upper cover ASSY Release the two Hooks and remove the MP upper cover ASSY from the MP lower chute ASSY Fig 3 124 Registration pinch roller gear bushing Hook Main body Left side MP drive shaft Taptite bind B M3x10 Hook MP upper cover ASSY MP lower chute ASSY Taptite bind B M3x10 MP upper 11 10 Hook Front side c...

Страница 233: ...the Sensor cover MP from the MP upper cover ASSY Fig 3 126 Assembling Note When assembling the MP upper cover ASSY attach A of the MP lift arm A to the MP lift lever MP upper cover ASSY MP lift arm A MP lift lever A Hook Sensor cover MP MP upper cover ASSY Hook Hook ...

Страница 234: ...127 14 Release the Hook and remove the MP paper empty actuator B from the MP upper cover ASSY Fig 3 128 Hook MP paper empty actuator A ASSY MP upper cover ASSY MP paper empty actuator B MP paper empty MP paper empty actuator A ASSY actuator B Hook MP paper empty actuator B MP upper cover ASSY 14a 14b Attach it to the cutouts ...

Страница 235: ...n roller bushing from the MP drive shaft Fig 3 129 2 Release the two Hooks and remove the MP registration front actuator spring from the MP registration front actuator Fig 3 130 Hook MP separation roller bushing MP drive shaft MP registration front actuator spring Hook MP registration front actuator MP upper cover ASSY ...

Страница 236: ... sensor PCB ASSY 5 Remove the Taptite bind B M3x8 screw and remove the MP paper empty registration front sensor PCB ASSY from the MP upper cover ASSY Fig 3 132 Harness routing Refer to MP Paper Empty Registration Front Sensor PCB ASSY MP drive shaft MP upper cover ASSY 3b 3a MP registration front actuator MP paper empty Taptite bind B M3x8 MP upper cover ASSY registration front sensor PCB ASSY ...

Страница 237: ... 2 Slide the Roller holder ASSY in the direction of the arrow and remove it from the T1 drive shaft gear Z17M07 3 Slide the Roller holder ASSY in the direction of the arrow 3a and 3b in this order and remove it from the Paper feed unit Fig 3 134 T1 lift arm Roller holder ASSY A B Front side Roller holder ASSY Paper feed unit 3b 3a 2 T1 drive shaft gear Z17M07 ...

Страница 238: ... of the arrow 4a and remove it from the Boss of the Paper feed unit Fig 3 136 Assembling Note Align the Hole of the Paper feed unit to the Shaft of the Roller holder ASSY and insert it into the Hole Paper feed unit Paper feed unit Roller holder ASSY Hole Shaft T1 lift arm Paper feed unit Boss 4a 4b 4b 4a Front Boss ...

Страница 239: ...w from the Paper feed unit 7 Remove the two Taptite bind B M4x12 screws then shift the Paper feed unit to the right and remove it from the Main body Fig 3 138 PF drive gear 21 PF drive joint Main body Left side Taptite cup B M3x12 Paper feed unit Taptite Main body bind B M4x12 Registration roller drive joint Paper feed unit Front side ...

Страница 240: ...t 9 Remove the Joint pin from the PF registration roller shaft Fig 3 139 Harness routing Refer to Paper Feed Unit Registration roller Joint pin Paper feed unit PF registration roller shaft Joint pin PF registration roller shaft Paper feed unit PF registration roller shaft A view A view 9 8 drive joint ...

Страница 241: ...ar sensor PCB holder from the Paper feed unit Fig 3 140 3 Release the three Hooks and remove the Registration front rear sensor PCB ASSY from the Registration front rear sensor PCB holder Fig 3 141 Harness routing Refer to Paper Feed Unit Taptite bind B M3x10 Registration front rear Paper feed unit sensor PCB holder Registration front rear sensor PCB ASSY Registration front rear Hook Hook sensor P...

Страница 242: ...3 142 Fig 3 143 Note As the MP drive shaft gear Z17M07 MP lift lever and Registration roller drive joint tend to come off be careful not to lose them When the MP drive shaft gear Z17M07 and MP lift lever come off assemble them as shown in the figure MP drive frame Taptite bind B M3x10 Paper feed unit Taptite bind B M3x10 MP drive shaft gear MP lift lever Registration roller drive joint Paper feed ...

Страница 243: ...e T1 drive shaft gear Z17M07 Fig 3 144 4 Remove the Edge actuator spring from the Hook of the Paper feed unit and the Hook of the Edge actuator Fig 3 145 Hook Paper feed unit Separation roller bushing T1 drive shaft gear Z17M07 Hook Hook Edge actuator spring Paper feed unit Edge actuator ...

Страница 244: ...146 6 Release the wiring of the T1 paper feed sensor PCB ASSY 7 Release the three Hooks and remove the T1 paper feed sensor PCB ASSY from the Paper feed unit Fig 3 147 Harness routing Refer to Paper Feed Unit Paper feed unit 5a 5b Edge actuator T1 drive shaft gear Z17M07 T1 paper feed sensor PCB ASSY Hook Paper feed unit ...

Страница 245: ...cers from the Main frame R ASSY Fig 3 148 2 Disconnect the two Connectors CN6 and CN7 from the High voltage power supply PCB ASSY Fig 3 149 Main frame R ASSY Spacer Spacer Right side High voltage power supply PCB ASSY CN6 CN7 High voltage power supply PCB ASSY Main body Right side ...

Страница 246: ...se the eight Hooks and remove the High voltage power supply PCB ASSY from the Main body Fig 3 150 High voltage power supply PCB ASSY Hook Main body High voltage power supply PCB ASSY Hook Hook Hook Hook Hook Main body A view A view Front side Right side Taptite pan B M3x10 Taptite pan B M3x10 Taptite pan B M3x10 ...

Страница 247: ... 151 Fig 3 152 Assembling Note After assembling the High voltage power supply PCB ASSY check that the Electrode inside the machine does not fall and that you do not feel that the Electrode gets caught when you press it Hook High voltage power supply PCB ASSY HVPS shield ASSY High voltage power supply PCB ASSY Main body ...

Страница 248: ...rotector tends to come off be careful not to lose it When removing the Air duct film replace the Air duct film with a new one Assembling Note When assembling the Air duct film to the Main frame R ASSY affix it without making clearance between the Air duct film and Main frame R ASSY Air duct film Main frame Air duct protector Double sided adhesive tape Right side R ASSY ...

Страница 249: ...Blower 2 Remove the Blower from the Main frame R ASSY Fig 3 154 Harness routing Refer to Blower Waste Toner Sensor Assembling Note When assembling the Blower be sure to assemble it in a way that the label side faces out Blower Main frame R ASSY Label Right side ...

Страница 250: ...3 113 Confidential 10 DISASSEMBLY PROCEDURE LT 320CL LT 325CL 10 1 T2 Paper Tray Unit 1 Take out the T2 paper tray unit from the main body Fig 3 155 Main body T2 paper tray unit ...

Страница 251: ...ptite cup S M3x10 SR screws from the T2 cover rear Fig 3 156 2 Release the two Pins and remove the T2 cover rear from the Main body Fig 3 157 T2 cover rear Taptite cup S M3x10 SR Taptite cup S M3x10 SR Back side Pin Pin T2 cover rear 2a 2b Main body Back side ...

Страница 252: ...r left Fig 3 158 2 Release the one Pin and release the two Hooks at the top 3 Release the two Hooks at the bottom and remove the T2 cover left from the T2 frame L unit Fig 3 159 Taptite cup S M3x6 SR Taptite cup S M3x6 SR T2 cover left Front side Hook Hook Pin T2 cover left T2 frame L unit Front side ...

Страница 253: ...cover right Fig 3 160 2 Release the one Pin and release the two Hooks at the top 3 Release the three Hooks at the bottom and remove the T2 cover right from the Main body Fig 3 161 Taptite cup S M3x6 SR Taptite cup S M3x6 SR T2 cover right Right side T2 cover right Hook Hook Pin Main body Right side ...

Страница 254: ...3 162 2 Remove the Taptite cup S M3x6 SR screw and remove the T2 relay PCB ASSY from the T2 frame L unit Fig 3 163 Not used T2 paper edge sensor T2 plate up detection sensor T2 connector T2 plate up motor T2 solenoid T2 relay PCB ASSY 2a 2b T2 relay PCB ASSY Taptite cup S M3x6 SR T2 frame L unit Left side ...

Страница 255: ...Edge Actuator 1 Remove the Clutch spring from the Clutch arm ASSY Fig 3 164 2 Release the Hook and remove the Gear 45 40 from the T2 frame L unit Fig 3 165 Clutch arm ASSY Clutch arm ASSY Clutch spring Left side Gear 45 40 T2 frame L unit Hook Left side ...

Страница 256: ...onfidential 3 Remove the Collar 6 from the Clutch arm ASSY Fig 3 166 4 Remove the Clutch arm ASSY from the T2 frame L unit Fig 3 167 Collar 6 Clutch arm ASSY Left side T2 frame L unit Clutch arm ASSY Left side ...

Страница 257: ...the Main body Fig 3 168 6 Remove the Retaining ring E4 from the Feed roller and remove the Gear 24 and Feed roller bushing Fig 3 169 Taptite cup S M3x6 SR T2 beam F ASSY Taptite cup S M3x6 SR Taptite cup S M3x6 SR Front side Main body Feed roller Retaining ring E4 Gear 24 Feed roller bushing Left side ...

Страница 258: ... Remove the Lift spring from the Hook of the Lift lever A 9 Remove the Feed roller from the Main body in the directions of the arrows 9a 9b and 9c in this order Fig 3 171 Feed roller Retaining ring E3 Feed roller bushing TR Right side Lift lever A Lift lever A Hook Lift spring 8 9a 9c Feed roller 9b Front side Main body ...

Страница 259: ...ssembling the Feed roller be sure to assemble it in a way that the Rib of the T2 paper feed frame unit comes between A and B of the Lift lever B and the lever of the T2 paper feed holder comes in front of B Feed roller T2 paper feed frame unit Lift lever B A Lever Rib T2 paper feed holder B Hook T2 frame L unit Gear 20A Left side ...

Страница 260: ...e T2 frame L unit Fig 3 174 12 Remove the Extension spring from the Spring hook 13 Release the Hook and remove the Gear 46 55 from the T2 frame L unit Fig 3 175 Hook T2 frame L unit Gear 33 Left side Hook T2 frame L unit Gear 46 55 Extension spring Spring hook Left side ...

Страница 261: ...e L unit 15 Remove the Gear 46 from the T2 frame L unit Fig 3 176 16 Turn the T2 frame L unit upside down 17 Remove the two Taptite cup S M3x6 SR screws from the T2 beam front Fig 3 177 T2 frame L unit Gear 46 Taptite cup S M3x6 SR 15 14 T2 solenoid holder ASSY Left side Taptite cup S M3x6 SR T2 beam front Left side ...

Страница 262: ...side up 19 Remove the two Taptite cup S M3x6 SR screws from the T2 beam rear Fig 3 178 20 Remove the two Taptite cup S M3x6 SR screws from the T2 beam rear Fig 3 179 T2 beam rear Taptite cup S M3x6 SR Back side Taptite cup S M3x6 SR T2 beam rear Left side ...

Страница 263: ... from the T2 frame L unit Fig 3 180 22 Remove the T2 paper feed frame unit from the Main body in the order of the arrow 22a and arrow 22b Fig 3 181 Taptite bind B M4x10 T2 frame L unit Bush Left side T2 frame L unit T2 paper feed frame unit 22b 22a Front side Main body ...

Страница 264: ...irection of the arrow 24b Fig 3 182 Fig 3 183 Assembling Note When assembling the T2 separation roller ASSY assemble it by sliding it in the direction of the arrow b as rotating the T2 separation roller ASSY in the direction of the arrow a Hook T2 separation roller ASSY T2 paper feed frame unit T2 paper feed drive shaft 23 24b 24a T2 separation roller ASSY T2 paper feed frame unit a b T2 separatio...

Страница 265: ...haft Fig 3 184 26 Remove the A of the T2 edge actuator spring from the Hook of the T2 paper feed frame unit Fig 3 185 Hook T2 paper feed frame unit T2 paper pick up roller ASSY T2 paper feed drive shaft T2 edge actuator A Hook A view A view T2 paper feed frame unit T2 edge actuator spring T2 paper feed frame unit ...

Страница 266: ...he Hook of the T2 paper feed holder ASSY Fig 3 186 28 Remove the two Collar 6s from the T2 paper feed drive shaft Fig 3 187 T2 paper feed spring T2 paper feed frame unit Hook of the Hook T2 paper feed holder ASSY T2 paper feed holder ASSY Collar 6 T2 paper feed drive shaft Collar 6 T2 paper feed frame unit ...

Страница 267: ...ushing from the T2 paper feed holder ASSY Fig 3 188 30 Remove the T2 paper feed holder ASSY and T2 paper feed drive shaft from the T2 paper feed frame unit Fig 3 189 T2 paper feed drive shaft T2 paper feed holder bushing T2 paper feed holder ASSY 29a 29b T2 paper feed frame unit T2 paper feed holder ASSY T2 paper feed drive shaft ...

Страница 268: ... T2 edge actuator 32 Remove the T2 edge actuator from the T2 paper feed holder ASSY Fig 3 190 33 Remove the T2 edge actuator spring from the Hook of the T2 edge actuator Fig 3 191 T2 paper feed drive shaft 31 32 T2 paper feed holder ASSY T2 edge actuator Hook T2 edge actuator spring T2 edge actuator ...

Страница 269: ... drive of the computer Windows XP or higher 4 Service setting tool BrUsbSn zip Copy it into the temporary folder that has been created in the C drive Extract the copied file and execute BrUsbsn exe file by double clicking it 5 Download utility Filedg32 exe Copy it into the temporary folder that has been created in the C drive 6 Maintenance printer driver Maintenance_driver zip When the maintenance...

Страница 270: ...e Main firmware version information is displayed on the LCD 3 Next press the Go key to display the version information of the Sub firmware and High voltage firmware on the LCD and check the information 1 Hold down the Home key for about 5 seconds while the machine is in the ready state 2 Hold down the blank space at the bottom of the LCD for about 2 seconds 3 Press the 2 8 6 and 4 keys on the LCD ...

Страница 271: ...e USB flash memory drive to the USB direct interface on the front of the machine 3 When the machine detects the USB flash memory the program names are displayed on the LCD Press the or key to select the program name that you want to install 4 Press the Go key to start installing 5 When installation is completed the machine automatically restarts 6 Repeat steps 3 to 4 to install necessary firmware ...

Страница 272: ...Initializing the EEPROM of the Main PCB ASSY Function code 01 Initialize the EEPROM of the main PCB ASSY in accordance with 1 3 1 EEPROM parameter initialization Function code 01 91 in Chapter 5 1 3 Restore Machine Information Function code 41 Restore the machine information and user setting information that have been backed up in an external memory in accordance with 1 3 11 Backup of machine info...

Страница 273: ... assigned to Brother Maintenance USB Printer 7 Enter the serial number 15 digits of the machine into the box on the Serial No field 8 Click the OK button The serial number is written in the machine 9 Turn OFF the power of the machine and disconnect the USB cable from the computer and the machine 1 6 Motor Reset Function code 57 Perform motor reset in accordance with 1 3 13 Motor reset Function cod...

Страница 274: ...ments of Density and Registration Sensor Function code 73 2 1 Continuous Adjustments of Density and Registration Sensor Function code 73 Perform continuous adjustments of density and registration sensor in accordance with 1 3 22 Continuous adjustments of density and registration sensor Function code 73 in Chapter 5 ...

Страница 275: ...ge Power Supply PCB Reset Counters for Parts Function code 88 3 1 Reset of Irregular Power Supply Detection Counter of Low Voltage Power Supply PCB Reset Counters for Parts Function code 88 Perform resetting irregular power supply detection counter of the low voltage power supply PCB in accordance with 1 3 29 Reset counters for parts Function code 88 in Chapter 5 ...

Страница 276: ...4 IF YOU REPLACE THE PROCESS DRIVE UNIT What to do after replacement Motor Reset Function code 57 4 1 Motor Reset Function code 57 Perform motor reset in accordance with 1 3 13 Motor reset Function code 57 in Chapter 5 ...

Страница 277: ...tract the copied file and execute BrUsbsn exe file by double clicking it 5 Download utility Filedg32 exe Copy it into the temporary folder that has been created in the C drive 6 Maintenance printer driver Maintenance_driver zip When the maintenance printer driver is not installed copy this file into the temporary folder created on the C drive and extract the copied file Refer to APPENDIX 3 INSTALL...

Страница 278: ...lling the firmware is unnecessary If the version is not the latest install all the firmwares 5 1 2 Installing the firmware When each installed firmware is not the latest version install the firmwares in accordance with 1 1 2 Installing the firmware in this chapter 5 2 Continuous Adjustments of Density and Registration Sensor Function code 73 Perform continuous adjustments of density and registrati...

Страница 279: ...tract the copied file Refer to APPENDIX 3 INSTALLING THE MAINTENANCE PRINTER DRIVER to install the driver 6 Firmware 7 Touch pen 6 1 Installing the Firmware 6 1 1 Checking firmware version Check whether the firmware installed on the machine is the latest version in accordance with 1 1 1 Checking firmware version in this chapter If the version is the latest installing the firmware is unnecessary If...

Страница 280: ...of touch panel in accordance with 1 3 14 Adjustment of touch panel Function code 61 Model with touch panel only in Chapter 5 6 3 Operational Check of LCD Function code 12 Perform operation check of the LCD in accordance with 1 3 4 Operational check of LCD Function code 12 in Chapter 5 ...

Страница 281: ...heck of Control Panel Key Function code 13 7 1 Operational Check of LCD Function code 12 Perform operation check of the LCD in accordance with 1 3 4 Operational check of LCD Function code 12 in Chapter 5 7 2 Operational Check of Control Panel Key Function code 13 Perform operation check of the control panel key in accordance with 1 3 5 Operational check of control panel key Function code 13 in Cha...

Страница 282: ... Adjustments of Density and Registration Sensor Function code 73 Perform continuous adjustments of density and registration sensor in accordance with 1 3 22 Continuous adjustments of density and registration sensor Function code 73 in Chapter 5 8 2 Counter Reset of Laser Unit Reset Counters for Parts Function code 88 Perform counter reset of the laser unit in accordance with 1 3 29 Reset counters ...

Страница 283: ...of Fuser Unit or PF Kit 1 2 and MP Reset Counters for Parts Function code 88 9 1 Counter Reset of Fuser Unit or PF Kit 1 2 and MP Reset Counters for Parts Function code 88 Perform counter reset of the fuser unit or PF kit 1 2 and MP in accordance with 1 3 29 Reset counters for parts Function code 88 in Chapter 5 ...

Страница 284: ...entry from the keys 3 To select one of the maintenance mode functions listed in 1 2 List of Maintenance mode Functions press the or key to display any function code on the LCD Then press the OK key Model with touch panel Note To enter the maintenance mode you must press the Go key within 2 seconds after pressing the OK key Also you need to press the key within 2 seconds after pressing the Go key 1...

Страница 285: ...isplay the desired maintenance code on the LCD Then press the OK key 3 When each of the maintenance mode functions is completed the machine automatically returns to the ready state As for the codes 12 25 28 45 66 68 71 72 80 and 82 press the Cancel key to switch the machine return to the ready state Model with touch panel 1 Hold down the Home key for about 5 seconds while the machine is in the rea...

Страница 286: ...left end print start position on second side in duplex printing Change of the transfer current setting Change of ghost reduction setting 1 3 12 5 21 57 Motor reset 1 3 13 5 28 61 Adjustment of touch panel 1 3 14 5 29 66 Adjustment of color registration Adjustment of inter color position alignment 1 3 15 5 30 67 Continuous print test 1 3 16 5 34 68 Laser unit test pattern print 1 3 17 5 38 69 Frame...

Страница 287: ... initialized when resetting to the factory default settings These will be initialized Function setting except user switches Items except the factory default settings Languages Interfaces LAN settings PCL core area Emulation settings Model without touch panel Model with touch panel 1 Press the or key to display MAINTENANCE 01 or MAINTENANCE 91 according to your need on the LCD in the initial state ...

Страница 288: ... the initial state of the maintenance mode Then press the OK key Printing of a monochrome image quality test pattern see the figure below is started 2 When printing is finished the machine returns to the initial state of the maintenance mode 1 Press the 0 and 9 keys in this order in the initial state of the maintenance mode MAINTENANCE 09 is displayed on the LCD Printing of a monochrome image qual...

Страница 289: ...or 1 Enabling and disabling of transmission of USB serial number SN WSW63 Selector 1 2 Switch of the print speed WSW63 Selector 3 Switching of the time display method between the Japanese method YY MM DD and other methods WSW63 Selector 4 7 Demo print type WSW63 Selector 8 Font support for Israel WSW64 Selector 1 6 Language setting WSW64 Selector 7 8 Default paper size WSW65 Selector 1 2 Default m...

Страница 290: ... you want to change with the or key and change the value by pressing the 1 or 0 key 4 When you finish changing the value press the SET key This operation saves the newly entered selector values onto the EEPROM and readies the machine for accepting a worker switch number WSW00 5 When worker switch setting is completed press the X key to return the machine to the initial state of the maintenance mod...

Страница 291: ...cycles through the displays as shown below 3 When the Cancel key is pressed the machine returns to the initial state of the maintenance mode regardless of the display status Display 1 Backlight LCD Data LED Error LED OFF Display of all dots Green ON Orange ON Display 2 Backlight LCD Data LED Error LED OFF Display of 16 dots in 2 lines Green ON Orange ON Display 3 Backlight LCD Data LED Error LED O...

Страница 292: ...played on the LCD 2 Each time you press the key the LCD cycles through the displays as shown below 3 When the X key is pressed the machine returns to the initial state of the maintenance mode regardless of the display status Fig 5 4 Display 1 Display 7 Display 5 Display 4 Display 3 Display 2 Display 6 Display 8 Display 14 Display 12 Display 11 Display 10 Display 9 Display 13 ...

Страница 293: ... After the last number key is pressed the machine returns to the initial state of the maintenance mode To cancel this operation and return the machine to the initial state of the maintenance mode during the above procedure press the Cancel key 1 Press the 1 and 3 keys in this order in the initial state of the maintenance mode 00 is displayed on the LCD 2 Press the keys in the order designated in t...

Страница 294: ...h panel 1 Press the or key to display MAINTENANCE 25 on the LCD in the initial state of the maintenance mode Then press the OK key TOTAL Ver is displayed on the LCD 2 When you press the Go or key the display on the LCD changes as shown in the list below 3 Press the Cancel key to return the machine to the initial state of the maintenance mode 1 Press the 2 and 5 keys in this order in the initial st...

Страница 295: ...the OK key The displayed setting is confirmed and the machine returns to the initial state of the maintenance mode 1 Press the 2 and 8 keys in this order in the initial state of the maintenance mode One Push Demo ON is displayed on the LCD 2 To enable the function display OnePushDemo ON using the or key To disable the function display OnePushDemo OFF 3 Press the SET key The displayed setting is co...

Страница 296: ...ayed not displayed C1 T1 paper feed sensor Paper tray 1 not installed installed C2 T2 paper feed sensor T2 paper tray unit not installed installed MP MP paper empty sensor MP tray paper not detected detected CV Front cover sensor Front cover closed open RC Back cover sensor Back cover closed open PO Eject sensor Paper not detected detected L2 T2 plate origin sensor Plate down of T2 paper tray unit...

Страница 297: ...e a jam at the paper outlet insert paper from the MP tray set the paper tray etc 4 Press the Cancel key and finish this operation to return the machine to the initial state of the maintenance mode 3 Check that the display on the LCD is changed when the detection condition of each sensor is changed For example insert paper through the registration front rear sensor open the front cover or the back ...

Страница 298: ...oner sensor Cyan Black Black Toner new sensor PCB ASSY Develop release MP paper empty registration front MP upper cover sensor ASSY sensor PCB ASSY sensor PCB ASSY T2 paper feed sensor Back cover sensor Eject sensor T2 plate origin sensor T2 connect sensor Belt temperature sensor Internal temperature Paper eject ASSY Registration mark Registration mark Registration mark T2 paper feed frame unit se...

Страница 299: ... machine the corresponding items shown in the table below is displayed on the LCD 3 Press the Cancel key to return the machine to the initial state of the maintenance mode 1 Press the 3 key twice in the initial state of the maintenance mode 2 Based on the wired LAN connection status of the machine the corresponding items shown in the table below is displayed on the LCD 3 Press the X key to return ...

Страница 300: ...Press the SET key and then the E2DUMP PRINTING is displayed on the LCD The printer starts to print the EEPROM log 4 Upon completion of EEPROM logs printing the machine returns to the initial state of the maintenance mode Note Press the Cancel key for the model without a touch panel and the X key for the model with a touch panel and finish this operation to return the printer to the initial state o...

Страница 301: ... the initial state of the maintenance mode The USB Host Connect is displayed on the LCD 3 Press the or key to display MAINTENANCE 41 and then press the OK key The Export to USB is displayed on the LCD 4 Press the OK key seri is displayed on the LCD shows the name of the model 5 Press the OK key The Export OK is displayed on the LCD 6 Press the OK key Please wait is displayed on the LCD and the bac...

Страница 302: ... to display the desired restore method shown below on the LCD and press the OK key seri is displayed on the LCD shows the name of the model 4 Press the OK key The Reboot OK is displayed on the LCD 5 Press the OK key Please wait is displayed on the LCD and the restoring is performed Upon completion of restoring the machine returns to the ready state 6 Remove the USB flash memory from the machine 1 ...

Страница 303: ...e returns to the initial state of the maintenance mode Then take a measure LCD Cause USB Mem used The USB flash memory is being used by another operation Insert USB Mem No USB flash memory is inserted No file The file name is invalid or no BROTHER folder exists There is no backup data USB Mem Error USB flash memory error Machine ID Error Serial number does not match The data is for other machine W...

Страница 304: ...nction in the LCD display Operating procedure LCD Description USBNo ON Returns 0 USBNo OFF Returns the serial number of the machine default Model without touch panel Model with touch panel 1 Press the or key to display MAINTENANCE 45 on the LCD in the initial state of the maintenance mode Then press the OK key USBNo is displayed on the LCD 2 Press the OK or Go key USBNo ON is displayed on the LCD ...

Страница 305: ...splay MAINTENANCE 45 on the LCD in the initial state of the maintenance mode Then press the OK key USBNo is displayed on the LCD 2 Press the or key to display PS DitherType and then press the OK or Go key 3 Press the or key to select PS DitherType 0 or PS DitherType 1 and press the OK or Go key 4 Accepted is displayed on the LCD and the machine returns to the initial state of the maintenance mode ...

Страница 306: ...of the gray color Model without touch panel Model with touch panel 1 Press the or key to display MAINTENANCE 45 on the LCD in the initial state of the maintenance mode Then press the OK key USBNo is displayed on the LCD 2 Press the or key to display DP ImpGray and then press the OK or Go key 3 Press the or key to select DP ImpGray ON or DP ImpGray OFF and press the OK or Go key 4 Accepted is displ...

Страница 307: ...uto Registration switching function in the function menu Even if this function is switched it does not affect the timing to execute Auto Registration in the function menu Model without touch panel Model with touch panel 1 Press the or key to display MAINTENANCE 45 on the LCD in the initial state of the maintenance mode Then press the OK key USBNo is displayed on the LCD 2 Press the or key to displ...

Страница 308: ...start position to the left press the key and decrease the value To move the print start position to the right press the key and increase the value 4 When the value is changed to the adjustment value press the OK or Go key Accepted is displayed on the LCD and the machine returns to the initial state of the maintenance mode 1 Press the 4 and 5 keys in this order in the initial state of the maintenan...

Страница 309: ... displayed on the LCD and the machine returns to the initial state of the maintenance mode 5 Perform hagaki printing again to check if the dot symptom is alleviated 6 If not repeat the steps 1 to 4 to set an optimum option and then perform hagaki printing 1 Press the 4 and 5 keys in this order in the initial state of the maintenance mode USBNo is displayed on the LCD 2 Press the or key to display ...

Страница 310: ...MAINTENANCE 45 on the LCD in the initial state of the maintenance mode Then press the OK key USBNo is displayed on the LCD 2 Press the or key to display Ghost Reduction and then press the OK or Go key 3 Press the or key to select ON or OFF and press the OK or Go key 4 Accepted is displayed on the LCD and the machine returns to the initial state of the maintenance mode 1 Press the 4 and 5 keys in t...

Страница 311: ... MOTOR RESET is displayed on the LCD 2 When the Go key is pressed each motor identification result is reset and PLZ POWER OFF ON is displayed on the LCD 3 Turn OFF ON the power switch to perform a motor identification operation for each motor and the machine returns to the ready state 1 Press the 5 and 7 keys in this order in the initial state of the maintenance mode RESET MOTOR is displayed on th...

Страница 312: ...maintenance mode Note This adjustment requires a touch panel stylus with a thin tip A commercially available stylus designed for electronic dictionaries or personal digital assistance PDA can be used If you do not have it on hand order the TOUCH PEN from the Brother s parts list Note Do not use tools other than a touch panel stylus Especially never use a pointed one e g a screwdriver Using such a ...

Страница 313: ...are Main Firmware and High voltage Firmware in Chapter 4 After upgrading the firmware execute Maintenance mode 66 again Function Description LCD Adjustment of inter color position alignment without registration sensor calibration auto Automatically correct misregistration between colors that occurs as the number of printed pages increases and time passes REGISTRATION Printing of misregistration co...

Страница 314: ...chine to the initial state of the maintenance mode Note If the Adjustment of inter color position alignment without registration sensor calibration auto fails while being in process ERROR 66 1 is displayed on the LCD Refer to the error message list in the table below for the troubleshooting Error message Measure FAILED REGIST Press the Go key for the model without a touch panel and the Mono key fo...

Страница 315: ...misregistration correction chart see the figure below is printed When printing is finished PRINT CHART is displayed on the LCD 4 Press the Cancel key to return the machine to the initial state of the maintenance mode 1 Press the 6 key twice in the initial state of the maintenance mode REGISTRATION is displayed on the LCD 2 Press the or key to display PRINT CHART on the LCD 3 Press the SET key PRIN...

Страница 316: ...d numeric value 4 Press the SET key and enter each numeric value of the patterns 2 to 9 in the same way 5 When you enter the numeric value of the pattern 9 Yellow Right COMPLETED is displayed on the LCD 6 Press the X key to return the machine to the initial state of the maintenance mode Model without touch panel Model with touch panel 1 Press the or key to display MAINTENANCE 66 on the LCD in the ...

Страница 317: ...he LCD and the test pattern starts to be printed under the selected items for paper feed test 9 If you press the Cancel key printing of test pattern is interrupted and the machine returns to the initial state of the maintenance mode 1 Press the 6 and 7 keys in this order in the initial state of the maintenance mode SELECT K 100 is displayed on the LCD 2 Referring to the Print pattern table press t...

Страница 318: ...CT KCMY5 Black Cyan Magenta Yellow 5 intermittent pattern print SELECT Lattice Lattice print SELECT Total Total pattern print LCD Description SELECT A4 A4 size SELECT LETTER Letter size SELECT ISOB5 ISO B5 size SELECT JISB5 JIS B5 size SELECT A5 A5 size SELECT A5L A5L size SELECT JISB6 JIS B6 size SELECT A6 A6 size SELECT EXECUTE Executive size SELECT LEGAL Legal size SELECT FOLIO Folio size SELEC...

Страница 319: ...SELECT TRAY2 SX One sided printing from T2 paper tray unit SELECT MP SX One sided printing from MP tray SELECT TRAY1 DX Two sided printing from Paper tray 1 SELECT TRAY2 DX Two sided printing from T2 paper tray unit SELECT MP DX Two sided printing from MP tray LCD Description SELECT 1PAGE One page printing SELECT CONTINUE Continuous printing SELECT JOB Intermittent printing by each unit LCD Descri...

Страница 320: ...tern Fig 5 11 SELECT K 100 SELECT C 100 SELECT M 100 SELECT Y 100 SELECT W 100 SELECT R 100 SELECT G 100 SELECT B 100 SELECT KCMY1 SELECT KCMY5 SELECT Lattice SELECT Total When Print type is SX SELECT Total When Print type is DX ...

Страница 321: ...tion is completed without an error SCANNER CHECK is displayed on the LCD 3 Press the X key and finish this operation to return the machine to the initial state of the maintenance mode Note When printing fails the following error indications are displayed on the LCD When the error factors are removed and the Go key for the model without a touch panel and the Mono key for the model with a touch pane...

Страница 322: ...nd the frame pattern see the figure below is printed on a single side of the paper 3 When print is completed WAKU SX is displayed on the LCD 4 Press the X key and finish this operation to return the machine to the initial state of the maintenance mode Note If printing fails the following error indications are displayed on the LCD and printing is cancelled To print again refer to the measures in th...

Страница 323: ...X is displayed on the LCD 4 Press the X key to return the machine to the initial state of the maintenance mode Note If printing fails the following error indications are displayed on the LCD and printing is cancelled To print again refer to the measures in the table below and remove the cause of the error Then press the Go key for the model without a touch panel and the Mono key for the model with...

Страница 324: ...ncel key to return the machine to the initial state of the maintenance mode 1 Press the 7 and 1 keys in this order in the initial state of the maintenance mode 2D3S YMCBWKW_A is displayed on the LCD 2 Referring to the Print pattern table press the or key to select the desired print pattern and press the SET key When 2D3S YMCBWKW_A is selected PRINTING is displayed on the LCD and a test pattern pri...

Страница 325: ...size SELECT ISOB5 ISO B5 size SELECT JISB5 JIS B5 size SELECT A5 A5 size SELECT A5L A5L size SELECT JISB6 JIS B6 size SELECT A6 A6 size SELECT EXECUTE Executive size SELECT LEGAL Legal size SELECT FOLIO Folio size SELECT HAGAKI Postcard size LCD Description SELECT PLAIN Plain paper SELECT THICK Thick paper SELECT THIN Thin paper SELECT THICKER Thicker paper SELECT RECYCLED Recycled paper SELECT BO...

Страница 326: ...l with a touch panel to clear the error Cover is Open Close the front cover No Paper Load paper into the paper tray close the paper tray and press the Go key for the model without a touch panel and the Mono key for the model with a touch panel to clear the error Jam Tray1 Remove the jammed paper close the paper tray and all the covers and press the Go key for the model without a touch panel and th...

Страница 327: ...ROR 72 is displayed on the LCD Display the error message by pressing the key and take the following measure that corresponds to the error message Error message Measure dens_l_drk_err Reconnect the harness of the eject sensor PCB Replace the registration mark sensor unit Replace the main PCB ASSY belt_err Replace the belt unit Replace the waste toner box Replace the registration mark sensor unit Re...

Страница 328: ... 66 LCD PLS WAIT 66 1 3 When all operations are completed COMP is displayed on the LCD Pressing the key and Cancel key in this order and the machine returns to the initial state of the maintenance mode 1 Press the 7 and 3 keys in this order in the initial state of the maintenance mode 72 83 66 1 is displayed on the LCD 2 Press the SET key PLS WAIT 72 is displayed on the LCD and each adjustment is ...

Страница 329: ... the blinking cursor moves to the fourth digit 4 When you press the or key the third digit and the fourth digit are changed at the same time Display the relevant numeric value on the LCD and press the OK key 5 When you press the Go key the new setting is saved and PARAMETER INIT is displayed on the LCD After the setting is saved the machine returns to the initial state of the maintenance mode 1 Pr...

Страница 330: ... Germany 0004 Switzerland 0004 Italy Iberia 0004 U S A 0001 Pan Nordic 0004 United Kingdom 0004 Russia 0004 HL L8350CDW Argentina 0136 Switzerland 0004 Australia 0106 U S A 0001 Brazil 0142 United Kingdom 0004 Canada 0102 CEE General 0104 Chile 0136 France Belgium Netherlands 0104 Germany 0104 Gulf 0141 Italy Iberia 0104 Korea 0106 Pan Nordic 0104 Singapore 0106 Switzerland 0104 Turkey 0141 Taiwan...

Страница 331: ...ouch panel Model with touch panel 1 Press the or key to display MAINTENANCE 77 on the LCD in the initial state of the maintenance mode Then press the OK key Maintenance information starts to be printed 2 When printing is finished the machine returns to the initial state of the maintenance mode 1 Press the 7 key twice in the initial state of the maintenance mode Maintenance information starts to be...

Страница 332: ...ing Current toner Previous used toner 39 Total number of paper jams Paper jams that have occurred in each section in the machine 17 Main PCB inspection log High voltage inspection log Number of electric discharge errors Number of fuser unit errors The number of polygon motor lock errors Process execution state 40 Machine error log Total pages printed by the time of error occurrence Temperature and...

Страница 333: ...0 is displayed on the LCD and all the fans operate at the rotating speed of 100 2 Press the Go key F50 P 0 B 0 is displayed on the LCD and the fuser fan only operates at the rotating speed of 50 3 Press the Go key F0 P 0 B 0 is displayed on the LCD and all the fans stop 4 Press the Cancel key to return the machine to the initial state of the maintenance mode 1 Press the 7 and 8 keys in this order ...

Страница 334: ...CB serial number CTN_ERM 78 Amount of remaining cyan toner estimated from coverage CTN_RRM 67 Amount of remaining cyan toner estimated from the number of developer rotations MTN_ERM 78 Amount of remaining magenta toner estimated from coverage MTN_RRM 67 Amount of remaining magenta toner estimated from the number of developer rotations YTN_ERM 78 Amount of remaining yellow toner estimated from cove...

Страница 335: ...l and Folio size paper B5 EXE 00000000 Total number of paper input of B5 and Executive size paper ENVLOP 00000000 Number of paper input of Envelope size A5 00000000 Number of paper input of A5 size including A5 Long Edge paper OTHER 00000000 Number of paper input of other size paper PLTNRE 00000000 Total of pages printed on plain thin and recycled paper TKTRBD 00000000 Total of pages printed on th...

Страница 336: ...PG1 00000000 Number of pages printed from the currently installed cyan toner cartridge CTN_PG2 00000000 Number of pages printed from the previous installed cyan toner cartridge MTN_PG1 00000000 Number of pages printed from the currently installed magenta toner cartridge MTN_PG2 00000000 Number of pages printed from the previous installed magenta toner cartridge YTN_PG1 00000000 Number of pages pri...

Страница 337: ... and the machine enters the edit mode 3 Press the or key to display the first digit of the serial number on the LCD using the ten key pad and press the OK key The blinking cursor moves to the second digit Similarly repeat the entering of the serial numbers of the 2nd to the last 15th digit 4 When you press the Go key the serial number is written and the machine returns to the initial state of the ...

Страница 338: ...isplay MAINTENANCE 82 on the LCD in the initial state of the maintenance mode Then press the OK key MACHINE ERR XXXX is displayed on the LCD 2 Press the Cancel key to return the machine to the initial state of the maintenance mode 1 Press the 8 and 2 keys in this order in the initial state of the maintenance mode MACHINE ERR XXXX is displayed on the LCD 2 Press the X key to return the machine to t...

Страница 339: ...orrection 2 When developing bias voltage correction is completed MODE KYMC is displayed on the LCD When you press the Mono key the machine returns to the initial state of the maintenance mode represents any number from 0 to 3 Note If developing bias voltage correction fails ERROR 83 is displayed on the LCD Display the error message by pressing the key and take the following measure that correspond...

Страница 340: ... reset and the machine returns to step 2 again represents the selected part name 4 Press the Cancel key to return the machine to the initial state of the maintenance mode 1 Press the 8 key twice in the initial state of the maintenance mode Reset Laser Unit is displayed on the LCD 2 Press the or key to display the part of which counter you want to reset and press the Mono key 3 Then OK is displayed...

Страница 341: ...4 Accepted is displayed on the LCD The selected toner type is reset and the machine returns to the ready state 1 Open the front cover and hold down the key for 5 seconds or more in the ready state Reset Menu is displayed on the LCD 2 Press the or key to select the toner type to reset 3 Reset is displayed on the LCD and press the Yes key 4 Accepted is displayed on the LCD the selected toner type is...

Страница 342: ...ormation and then press the Machine Information key 3 Press the or key to display Parts Life and then press the Parts Life key 4 Press the or key to display Drum Life and then press the Drum Life key 5 Hold down the key for 5 seconds or more Attach the cleaning sheet Please refer to the included instructions is displayed on the LCD 6 Open the front cover take out the drum unit and attach the clean...

Страница 343: ...and press the OK key 3 Reset Exit is displayed on the LCD and press the key Accepted is displayed on the LCD and the counter of the selected part is reset 1 Press the Settings key in the ready state 2 Press the or key to display Machine Information and then press the Machine Information key 3 Press the or key to display Parts Life and then press the Parts Life key 4 Hold down the X key for 5 secon...

Страница 344: ...N_VCC 1 PGND 2 CN7 WST_TNR_LED_VCC 1 PGND 2 WST_TN_LED_SEN 3 POWER FAN FUSER FAN BLOWER WASTE TONER SENSOR T2 PAPER FEED PLATE ORIGIN SENSOR PCB LT DRAWER CONNECTOR T2 SOLENOID T2 PLATE MOTOR T2 RELAY PCB ASSY 1 REGIST 2 NC 3 PLATE SEN CN6 4 NC 5 SOL 6 PLATE 7 PGND 8 24V LPS CN5 24V LPS 1 PLATEn 2 CN2 24V LPS 1 SOLn 2 CN3 GND 1 PLATE SEN 2 3 3V 3 NC 4 CN4 VCC 1 GND 2 REGIST 3 T2 REGISTRATION SENSO...

Страница 345: ...at cables or on the wire harness After disconnecting flat cables check that each cable is not damaged at its end or short circuited When connecting flat cables do not insert them at an angle After insertion check that the cables are not at an angle When connecting or disconnecting harnesses hold the connector body not the cables If the connector is locked release it first After a repair check not ...

Страница 346: ...RTS 2 1 Procedures to Replace Periodical Replacement Parts Preparation Prior to proceeding with the disassembly procedure 1 Unplug the AC cord the USB cable if connected and the LAN cable if connected 2 Remove the Paper tray Main body Paper tray ...

Страница 347: ... Open the Back cover Fig 7 1 2 Remove the Back cover stopper arm L R from the Main body Fig 7 2 Main body Back side Back cover Back cover stopper arm L Main body Back cover stopper arm R Back cover stopper arm L Pin Back cover Back side ...

Страница 348: ...ential 3 Remove the Shaft of the Back cover from the Bush on the right side of the Main body Fig 7 3 4 Remove the Back cover Fig 7 4 Back cover Bush Main body Shaft Back side 4a 4b Back cover Main body Back side ...

Страница 349: ...he Main body Fig 7 5 6 Remove the two Taptite bind B M4x12 screws from the Fuser cover L 7 Remove the one Hook and one Pin and remove the Fuser cover L from the Main body Fig 7 6 Back flapper holder Pin Main body Pin Back side Taptite bind B Fuser cover L Hook Pin Main body M4x12 Taptite bind B M4x12 Back side ...

Страница 350: ...L R to open the Fuser cover ASSY Fig 7 7 9 Slide the Fuser cover ASSY in the direction of the arrow 9a and remove it to the front Fig 7 8 Fuser cover lock lever R Fuser cover ASSY Fuser cover Main body Back side lock lever L 9a 9b Fuser cover ASSY Main body Back side ...

Страница 351: ...the Cleaner roller spring from the two Pins of the Fuser cover ASSY Remove the Cleaner pinch roller S ASSY and Cleaner roller spring from the Fuser cover ASSY Fig 7 10 Cleaner Hook Cleaner pinch roller S ASSY Fuser cover ASSY roller spring Cleaner roller spring Fuser cover ASSY Pin Cleaner pinch roller S ASSY ...

Страница 352: ...ther three Cleaner pinch roller S ASSYs in the same way 14 Remove the two Taptite bind B M4x12 screws from the Fuser cover R 15 Release the two Hooks and remove the Fuser cover R from the Main body Fig 7 12 Cleaner pinch roller S ASSY Cleaner roller spring Taptite bind B M4x12 Fuser cover R Main body Back side Hook ...

Страница 353: ...of the Fuser unit Fig 7 14 Assembling Note Center thermistor has a black and blue connectors 230V models only The black connector may be connected to the blue insertion port and vice versa Connector CN1 CN2 Eject sensor Connector CN1 CN2 Back side PCB ASSY Center thermistor harness Fuser unit Electrode terminal of the Fuser unit Main body Electrode terminal Main body of the Back side ...

Страница 354: ...rom the Main body Fig 7 15 Fig 7 16 Note Do not apply a physical impact or vibration to the Fuser unit Do not touch the roller and electrodes as shown in the figure below to prevent breakage of the Fuser unit Taptite pan B M4x14 Fuser unit Main body Taptite pan B M4x14 Back side Fuser unit ...

Страница 355: ...move the Toner filter ASSY from the Paper eject ASSY Fig 7 17 20 After replacing the Fuser unit reset the counter Refer to 1 3 29 Reset counters for parts Function code 88 in Chapter 5 Toner Hook Hook Hook Paper eject ASSY filter ASSY Paper eject ASSY ...

Страница 356: ... Open the Back cover Fig 7 18 2 Remove the Back cover stopper arm L R from the Main body Fig 7 19 Back cover Main body Back side Back cover stopper arm L Main body Back cover stopper arm R Back cover stopper arm L Pin Back cover Back side ...

Страница 357: ...ential 3 Remove the Shaft of the Back cover from the Bush on the right side of the Main body Fig 7 20 4 Remove the Back cover Fig 7 21 Back cover Bush Main body Shaft Back side 4a 4b Back cover Main body Back side ...

Страница 358: ...ew and the one Taptite bind B M4x12 screw from the front of the Side cover L ASSY 7 Remove the Taptite bind B M4x12 screw from the side of the Side cover L ASSY Fig 7 23 Front cover Main body Taptite B 3x6 Taptite bind B M4x12 Side cover L ASSY Main body M4x12 Taptite bind B Front side ...

Страница 359: ...7 15 Confidential 8 Remove the two Taptite bind B M4x12 screws from the back of the Side cover L ASSY Fig 7 24 Taptite bind Side cover L ASSY B M4x12 Back side ...

Страница 360: ...tion of the arrow 9a and release the Hook 9 and remove the Side cover ASSY from the Main body Fig 7 25 Inside of Side cover L ASSY Fig 7 26 Hook 1 Hook 2 Hook3 Hook4 Hook5 Hook6 Hook7 Hook8 Hook9 9a 9b Side cover L ASSY Front side Hook Hook Hook Hook Hook Hook Hook Side cover L ASSY Front side Back side ...

Страница 361: ...one Taptite bind B M4x12 screw from the front of the Side cover R Fig 7 27 11 Remove the two Taptite bind B M4x12 screws from the back of the Side cover R Fig 7 28 Taptite B 3x6 Taptite bind B M4x12 Side cover R Front side Taptite bind B M4x12 Side cover R Back side ...

Страница 362: ...the direction of the arrow 12a and release the Hook 8 and remove the Side cover R from the Main body Fig 7 29 Inside of Side cover R Fig 7 30 Hook 1 Hook 2 Hook 3 Hook 4 Hook 5 Hook 6 Hook 7 Hook8 12a 12b Side cover R Front side Hook Hook Hook Hook Hook Hook Side cover R Front side Back side ...

Страница 363: ...e the Main shield cover plate ASSY from the Main body Fig 7 32 Note As the Spacer tends to come off be careful not to lose it Spacer Spacer Spacer Spacer High voltage power supply PCB ASSY Right side Main shield Main body Left side cover plate ASSY Screw bind M3x8 Screw bind M3x8 ...

Страница 364: ...ease the wiring Fig 7 33 15 Remove the Taptite cup S M3x8 SR screw from the front of the Top cover ASSY Fig 7 34 Assembling Note Never fail to tighten the screw if the machine to be repaired is a model with a screw CN33 CN31 CN30 CN28 CN23 CN18 CN5 CN6 CN14 CN3 CN1 CN2 CN4 CN7 CN13 CN41 CN8 CN11 CN12 CN9 CN10 CN17 CN21 CN27 CN40 CN32 CN39 CN38 CN37 CN36 Main PCB ASSY Model without touch panel only...

Страница 365: ...7 21 Confidential 16 Remove the two Taptite bind B M4x12 screws from the back of the Top cover ASSY Fig 7 35 Taptite bind B Top cover ASSY M4x12 Back side ...

Страница 366: ...onfidential 17 Release the three Hooks 1 and two Bosses Release the other six Hooks and remove the Top cover ASSY from the Main body Fig 7 36 Hook 1 Hook Top cover ASSY Main body Boss Boss Hook Main body Hook ...

Страница 367: ... unit and release the wiring Fig 7 38 Assembling Note When assembling the six screws of the Taptite bind B M4x12 be sure to assemble them in the order shown in the figure Taptite bind B M4x12 Taptite cup S M3x6 SR Main body 1 2 3 4 5 6 Taptite cup S M3x6 SR Taptite cup S M3x6 SR Taptite bind B M4x12 Taptite bind B M4x12 Taptite bind B M4x12 Scanner cover plate Front side Laser unit CN1 Laser unit ...

Страница 368: ...lder of which B is a screw and not to use other Scanner holders When assembling the Scanner holder to A of the Laser unit be sure that the Scanner holder is placed as shown in the figure Taptite cup S M3x6 SR Taptite cup S M3x6 SR Taptite cup S M3x6 SR Taptite cup S M3x6 SR Taptite cup S M3x6 SR Scanner holder Scanner plate Scanner holder Scanner holder Scanner holder Front side B A Laser unit Sca...

Страница 369: ...e Connector CN8 22 Remove the Laser unit from the Scanner plate Fig 7 41 23 After replacing the Laser unit reset the counter Refer to 1 3 29 Reset counters for parts Function code 88 in Chapter 5 Laser unit Scanner plate CN8 Front side ...

Страница 370: ...Y from the Paper tray 1 Fig 7 42 Assembling Note When assembling the Separation pad holder ASSY be sure to assemble it in a way that A of the Separation pad holder ASSY is inserted into B of the Separation pad spring Hook B Separation pad holder ASSY A Paper tray 1 1a 1b Separation pad spring ...

Страница 371: ... Separation pad spring from the Paper tray 1 Fig 7 43 3 Push the T1 lift arm to the back and remove B of the Roller holder ASSY from A of the T1 lift arm Fig 7 44 Paper tray 1 Separation pad spring T1 lift arm Roller holder ASSY B A ...

Страница 372: ...ove it from the Paper feed unit Fig 7 45 Fig 7 46 6 After replacing the PF kit 1 reset the counter Refer to 1 3 29 Reset counters for parts Function code 88 in Chapter 5 Assembling Note Align the Hole of the Paper feed unit to the Shaft of the Roller holder ASSY and insert it into the hole 5b 5a 4 Roller holder ASSY Paper feed unit T1 drive shaft gear Z17M07 Paper feed unit Paper feed unit Roller ...

Страница 373: ...SY to remove them in the upward direction Fig 7 47 2 Remove the T2 separation pad spring from the T2 separation pad ASSY Fig 7 48 Note Be careful not to lose the T2 separation pad spring Hook Hook T2 separation pad ASSY T2 paper tray unit T2 separation pad ASSY T2 separation pad spring ...

Страница 374: ...direction of the arrow 4b Fig 7 49 Fig 7 50 Assembling Note When assembling the T2 separation roller ASSY assemble it by sliding it in the direction of the arrow b as rotating the T2 separation roller ASSY in the direction of the arrow a 3 4b 4a Hook T2 separation roller ASSY T2 separation roller ASSY T2 paper feed drive shaft T2 paper feed drive shaft T2 paper feed frame unit a b T2 separation ro...

Страница 375: ...k up roller ASSY from the T2 paper feed drive shaft Fig 7 51 6 After replacing the PF kit 2 reset the counter Refer to 1 3 29 Reset counters for parts Function code 88 in Chapter 5 Hook T2 paper feed frame unit T2 paper feed drive shaft T2 paper pick up roller ASSY ...

Страница 376: ... A to release the Hook and remove the MP upper frame cover from the MP upper cover ASSY Fig 7 52 2 Remove the MP lift arm B from the MP upper cover ASSY Fig 7 53 MP upper frame cover Hook A MP upper cover ASSY MP upper cover ASSY MP lift arm B ...

Страница 377: ...e arrow 4 Release the Hook 2 and remove the MP holder bushing from the MP upper cover ASSY Fig 7 54 5 Remove the MP roller holder ASSY from the MP upper cover ASSY Fig 7 55 3 4 Hook 2 MP upper cover ASSY MP holder bushing Front side Hook 1 Hook 2 Hook 1 MP upper cover ASSY MP roller holder ASSY ...

Страница 378: ...P separation pad spring from the two Pins of MP upper cover ASSY Fig 7 57 8 After replacing the PF kit MP reset the counter Refer to 1 3 29 Reset counters for parts Function code 88 in Chapter 5 MP separation pad ASSY Pin Pin MP separation pad ASSY Pin 6a MP upper cover ASSY 6b MP separation pad spring Pin MP upper cover ASSY ...

Страница 379: ... Fig App 1 2 Fig App 1 3 Serial number Serial number 6 digit Manufacturing factory No 4 2014 5 2015 A January B February C March D April E May F June G July H August J September K October L November M December Year of manufacture Month of manufacture A 4 J 1 1 1 1 0 1 Model number Serial number label Serial number label ...

Страница 380: ...t on the LCD and press the OK key 3 Press the key to select Reset Then the user setting information is deleted and the machine returns to the ready state automatically 1 Press the Settings key while the machine is in the ready state 2 Press the or key to display Reset Menu key on the LCD and press the Reset Menu key 3 Press Factory reset key on the LCD Then Factory Reset It may take time to comple...

Страница 381: ...that connects the machine with your computer 2 Turn ON your computer 3 Turn ON the power switch of the machine 4 Enter the maintenance mode Refer to 1 1 How to Enter the Maintenance Mode in Chapter 5 5 Connect the machine to your computer using a USB cable The following window appears 6 The following screen appears indicating the detection of new hardware device by the system Select No not this ti...

Страница 382: ...App 3 2 Confidential 7 Select Install the software automatically Recommended and click Next 8 Alert warning message of WHQL appears Click Continue Anyway to proceed ...

Страница 383: ... Confidential 9 Repeat steps 6 to 8 three times Installation is completed 10 If the Brother Maintenance USB Printer driver is successfully installed the following message screen appears Click Finish to return ...

Страница 384: ...nfidential Note In order to check whether the printer driver is successfully installed click Start Settings Printers to select the Printers window Then check that the Brother Maintenance USB Printer icon is shown ...

Страница 385: ...he electrical outlet Disconnect the USB cable that connects the machine with your computer 2 Turn ON your computer 3 Double click Setup exe inside the Brother Maintenance USB Printer folder that was saved in a temporary folder The following screen appears Click the Next button The following screen is displayed during installation ...

Страница 386: ...ck Finish 5 Plug the power cord of the machine into an electrical outlet 6 Enter the maintenance mode Refer to 1 1 How to Enter the Maintenance Mode in Chapter 5 7 Connect the machine to your computer using a USB cable and the installation will be performed automatically ...

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