Oki C910 Service Manual Download Page 1

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Oki Data CONFIDENTIAL

Model

Maintenance

Manual

032007A

Summary of Contents for C910

Page 1: ...Oki Data CONFIDENTIAL Model X Maintenance Manual 032007A...

Page 2: ...nder any patent or trademark of Oki Data Oki Electric Industry Co Ltd Oki Electric or any third party Except as provided above nothing contained herein shall be construed as conferring any license or...

Page 3: ...3511TH Rev 2 Oki Data CONFIDENTIAL Document Revision History Rev No Date Corrected items Person in charge No Page Description of change 1 2009 03 27 Issue PDE13 M Yabuki 2 2010 05 12 Add C930 PMD Y To...

Page 4: ...at the information in it is ac curate The parts used for the printers are sensitive and if handled improperly may be damaged It is strongly recommended that the products are maintained by maintenance...

Page 5: ...such as clips into the printer That situation may case electric shock fire and or injury Do not conduct an operation or an analysis other than specified in user s manual That situation may case electr...

Page 6: ...r type batteries may result in explosion Caution for used batteries are as follows do not recharge force open heat or dispose of in fire When open the printer cover do not touch the fuser unit You may...

Page 7: ...Transfer Control According to Environmental Change Room Temperature and Relative Humidity 44 2 8 Paper Jam Detector 45 2 9 Cover Open 46 2 10 Toner Low Detection 47 2 11 Paper Size Detection 50 2 12...

Page 8: ...lex 130 4 3 21 Paper Feed Roller 131 4 3 22 MPT Feed Roller 132 5 Adjustment 133 5 0 System Maintenance Menu 133 5 0 1 ID Check Pattern Print TEST PRINT MENU Item 135 5 0 2 Maintenance Utility 135 5 1...

Page 9: ...edying Abnormal Image 188 7 3 Precautions Before Remedying Abnormal Image 188 7 4 Troubleshooting Preparations 188 7 5 Troubleshooting 188 7 5 1 LCD Message List 189 7 5 2 Preparing for Troubleshootin...

Page 10: ...ize Detector Fuser Temperature Detector Ambient Temperature Humidity Detector Remaining Toner Level Detector ID Belt Fuser Check RFID slack detection phase detection C ID Unit M ID Unit Y ID Unit K ID...

Page 11: ...inter Composition The internal part of the printer consists of the following parts Digital Photo Processor Paper Travel Path Control Unit CU and PU Operation Panel Power Source High Voltage Area Low V...

Page 12: ...TIAL 44043511TH Rev 2 11 1 3 Optional Composition This printer comes with the following options 1 2ndTray 3rdTray 2 Double Side Printer Unit 3 Large Volume Paper Tray 4 Additional Memory 256 512MB 5 I...

Page 13: ...Oki Data CONFIDENTIAL 44043511TH Rev 2 12 6 Finisher Unit 5 Tray except for China...

Page 14: ...ard Label Heavy Paper 15 ppm 5 Resolution 1200 600 16 bit gray scale C930 600 600 32 bit gray scale C910 6 Input Power 110 127VAC 10 220 240VAC 10 7 Power Consumption a 120V Peak 1500W Normal 750W Ref...

Page 15: ...umidity Conditions Temperature F Temperature C Remarks Operating 50 to 89 6 10 to 32 17 to 27 C Temperature guaranteeing full color print quality Not Operating 32 to 109 4 0 to 43 Power OFF Storage 1...

Page 16: ...Overview 1 Basic Specifications USB 2 0 Compliant 2 Transfer Mode Full Speed max 12Mbps 0 25 High Speed max 480Mbps 0 05 3 Power Control Self Power Device 1 5 1 2 USB Interface Connector and Cable 1 C...

Page 17: ...protocols TCP IP NetWare Ether Talk NetBEUI 1 5 2 2 Network Interface Connector and Cable 1 Connector 1000 Base T 100 Base TX 10 Base T automatically switched and not available simultaneously Connecto...

Page 18: ...product Cable 36pConnector Male 57FE 30360 20N D8 DDK Ltd equivalent product 1 18 1 36 Pin arrangement from interface cable side 2 Cable Use a cable shorter than 1 8m Use a cable with a shielded twist...

Page 19: ...fline Online SW for Online Switching Timing d nlnit Timing Default Invalid PARALLEL DATA DATA BITs 1 to 8 nStrobe nAck BUSY 0 5 s min 0 5 s min 0 5 s min 0 5 s max 0 5 s min 0 min 0 min 0 5 s to 3 s 0...

Page 20: ...R Signal indicating completion of incoming data 11 Busy PtrBusy FROM PRINTER Indicates whether the printer state can accept data or not Data cannot be accepted during High Level 12 PError AckDataReq F...

Page 21: ...photographic tandem color page printer It features an LED array OPC dry one component non magnetic phenomenon roller transfer thermo compression fuser and other technologies The printer converts singl...

Page 22: ...64MB Boot Flash 4MB ROM DIMM WCLK Video I F I2C IF Command I F From PU Video Data K Y M C LVC 374 BA 4 0 133MHz SDRAMCLKx4 0delay 12C CIF2 LSI Core 1 8V I O 3 3V 5V 3 3V 3 3V DDR DIMM Slot1 DDR DIMM S...

Page 23: ...control unit manages 3 5 ROM A 64MB flash ROM is directly on the TBX PCB It can store program fonts macro etc 6 Memory Control LSI CC1 This ASIC mainly controls the CPU I F memory video data compressi...

Page 24: ...V 2 5V VX500_CORE 3 3V 1 2V 3 3V X tal 14 31818M Y375 166MHz RTC X tal 32 768kHz Y300 3 3V Battery BT300 WCLK Gbit LAN PHY DP83865DVH U257 X tal 25M Y2575 1 5V 3 3V PCI CLK 33M 66M OSC 48M Y2650 DIAG...

Page 25: ...and font is same with ASP AS2 but there s no compatibility 4 Chipset North South Bridge LSI NorthBridge Intel_854GME This chip has I F with CPU and Memory SouthBridge Intel 6300ESB This chip controls...

Page 26: ...st Motor BELT Motor Job Offset Motor 4 4 4 4 Geared Motor 2 2 Registration Shutter Facedown Solenoid 2 2 3 3 2 OPTIONAL TRAY UNIT 14 4 10 Fuser Motor 6 Disposal Toner Motor Waste toner Box Hole IC Bel...

Page 27: ...egist Clutch 2 13 DUPLEX UNIT K ID Motor Y ID Motor M ID Motor C ID Motor Tray1 MPT Motor Regist Motor BELT Motor Job Offset Motor 4 4 4 4 Geared Motor 2 2 Registration Shutter Facedown Solenoid 2 2 3...

Page 28: ...tage Power Unit This circuit generates the following voltage that is more powerful than 24V necessary for the electrophotographic process according to the control sequence from the control PCB Output...

Page 29: ...al LED head Development roller Power supply Toner container Transfer roller Paper regist Regist roller 1 Regist roller 2 Feeding Hopping roller Power supply Discharge Fixing Cleaning Transfer Paper co...

Page 30: ...r the electrostatic latent image is created on the OPC drum surface according to the electrical potential Development The negatively charged toner comes in contact with the OPC drum to fuse the electr...

Page 31: ...of the OPC drum that is charged with a negative electrical load The negative electrical load attenuates according to the intensity of light for the irradiation area of the OPC drum surface Further th...

Page 32: ...C drum and development roller comes in contact 5 Transfer The transfer roller is made of a conductive sponge Paper is pressed against the OPC drum surface then the paper and OPC drum surface is adhere...

Page 33: ...backup roller surface There is also a thermostat for safety purposes When the heat roller temperature rises above a certain temperature the thermostat opens and shuts down the power supplied to the he...

Page 34: ...th Face down stacker Discharge roller 4 Backup roller High pressure power supply Heat roller Discharge roller Reverse Roller Head 4 Unit 4 Retard Roller Hopping roller Cassette 1 Cassette 2 Cassette 3...

Page 35: ...ler this corrects paper skew 3 After paper has hit the roller while the Resist Motor is running CW the electromagnetic clutch that transmits drive power to the Resist Rollers 1 is connected and paper...

Page 36: ...against the regist roller this corrects paper skew 3 The paper is conveyed to the C910 when the electromagnetic clutch which deliv ers power that the register strike motor is turning CW and the thrus...

Page 37: ...sent by specification length A paper will stop if the tip reaches the 2nd register strike roller Assy 5 A regist motor rotates in the direction of a simultaneously and a paper is conveyed with the 2nd...

Page 38: ...ift up sensor Paper existence sensor Paper existence sensor Middle transport roller The clutch gear of electromagnetism 2 Entrance sensor 2 Retard roller Hopping sensor Feed roller 2nd Regist roller A...

Page 39: ...of one transfer roller that is directly under the drum for each color with the conveyor belt in between the drum When a specified voltage is applied the conveyor belt and transfer roller trans fers th...

Page 40: ...ng When the C ID motor rotates CW the lift uplink slides to the right and as indicated in Figure 2 9 b all units other than the K ID moves UP The printer is now ready for black and white printing C ID...

Page 41: ...ection of the arrow a This roller fuses the toner image on the paper with heat and pressure 2 At the same time the four discharge rollers are activated to discharge paper 3 The discharge path to the f...

Page 42: ...s retracted to the undersurface of a double side printer unit 2 Further when the tip of the paper passes through the double side printer entrance sensor after a certain period of time the roller start...

Page 43: ...Unavailable Paper Discharge Sensor Exit sensor This detects the tip and end of the paper then determines paper discharge L H Paper Available Paper Unavailable Double Side Print Entrance Sensor Dup in...

Page 44: ...cally RFID Sensor The radio communications of this sensor are carried out to IC tip built in the toner cartridge and it checks the existence of a toner cartridge and the toner residual quantity in a t...

Page 45: ...rn set is printed on the belt This is then read by the reflection sensor to detect the color drift value of each color and therefore determine the correction level The modification takes place by comp...

Page 46: ...fter Hopping the Entrance MT Sensor does not turn ON within a certain period of time 391 392 393 394 395 Cassette 1 2 3 4 or 5 mid feed Paper supply failed from Cassette 1 2 3 4 and 5 If after Hopping...

Page 47: ...OFF Then the 24V to high voltage power source and high voltage output is shutdown At the same time the CPU receives a COVOPN signal indicating the micro switch state to proceed with cover open proces...

Page 48: ...the end of a churning bar is measured and detected by the sensor Projection Agitation bar Agitation gear OFF time minimum height ON time maximum height Agitation bar Target board Sensor The light whi...

Page 49: ...e agitation bar reaches the maximum height the agitation bar falls in the minimum height by prudence since there is no resistance by the toner At this time the minimum height length of stay of a targe...

Page 50: ...ognizing toner low then toner low is displayed after printing an equivalent of 5 of 200 A4 sheets The toner in a toner cartridge is lost If a toner full state is detected 10 consecutive times the tone...

Page 51: ...er cassette is attached to the printer the micro switch detects the state of the tab piece and then recognizes the size of the paper PSZSW1 PSZSW2 PSZSW3 PSZSW4 Cassette NONE 0 0 0 0 A3 Nobi 0 0 1 1 T...

Page 52: ...is checked by calculating the HASH value 3 RAM Check a The type of RAM is checked for its specifications Any RAM that falls out of the specifications will result in an Error b The RAM in each slot is...

Page 53: ...the drift level based on black as a standard The correction value is then determined based on this measurement Then the main scanning sub scanning and skewed color drift correction automatically takes...

Page 54: ...counter value Refer to 2 16 Stop Printing Cycling the power or opening and closing the cover allows printing of 20 pages at A4 5 After it is repeated five times or when the total number of printed pag...

Page 55: ...number of dots is written in in IC tip in a toner cartridge Once toner low is detected the toner shall be considered empty after dot counting 1 050 A4 sheets at 5 Cycling the power or opening and clos...

Page 56: ...cause an electric shock and or fire leading to personal injury Do not touch the fuser and other parts when opened the cover Doing so may result in getting burns Do not throw toner cartridges and imag...

Page 57: ...nter has adequate ventilation Keep printer way from sources of noise and magnetic fields Do not install near a monitor or television Please lift both sides when moving the printer Since this printer h...

Page 58: ...Rev 2 57 3 2 Printer Unpacking Procedure Punch four handle holes out each on the side and lift the carton box Handle Holes each on side Each printer weighs about 77 kg Lift them by three persons or m...

Page 59: ...idity Maximum Wet Bulb Temperature 25 C Take care not to allow dew condensation on printers When installing printers in an area of which ambient humidity is 30 or less use a humidifier or antistatic m...

Page 60: ...hould any defective or unusual conditions are found contact the section in charge Each printer weighs about 77 kg Lift them by three or more persons Printer main body Image drum is mounted in the prin...

Page 61: ...Pull out the protective equipment 8 places and remove protection tapes 4 Remove the paper cassette 5 Remove the protective equipment inside the paper cassette Protective equipment Protective equipmen...

Page 62: ...rinter and remove protection tapes stoppers and toner cover which are installed in the printer 2 Shake the toner cartridge well and tear off the tape 3 Place the toner cartridge on the image drum cart...

Page 63: ...Oki Data CONFIDENTIAL 44043511TH Rev 2 62 4 Turn tightly the lever blue of toner cartridge toward the arrow direction 5 Close the top cover Lever Blue Place a paper holder on the printer Paper holder...

Page 64: ...r facing down on the right side of tray 1 Note Both vertical and horizontal loading are possible for A4 B5 sized papers and letters but vertical loading only for the other sized of papers 5 Use an adj...

Page 65: ...aper on the operating panel Horizontal loading for A4 has set up for factory configured 1 Press down the lever on the right side of printer to open the multi purpose tray 2 Open the paper supporter 3...

Page 66: ...dy To Print Toner C M Y K Configration Print Information Print Secure Job Menu Admin Setup Menu Tray Configration System Adjust Paper Feed Tray1 Config Tray5 Config MPTray Config Paper Feed Tray1 Conf...

Page 67: ...r Long Edge Exective Custom Ready To Print Toner C M Y K Select Paper Size by pressing the button several times and press Enter button Select Paper Size by pressing the button several times and press...

Page 68: ...causes an electric shock Do not step on the power supply cord or put the things on them Otherwise damages the cord and causes a fire and an electric shock Do not tie the power supply cords in a bundle...

Page 69: ...rd Note Be certain the power switch is placed in the OFF O position 2 Insert the power supply cord into the receptacle socket 1 Plug the power supply cord in the printer The connection of grounding wi...

Page 70: ...Oki Data CONFIDENTIAL 44043511TH Rev 2 69 Press ON I of Power Switch Ready To Print appears on the panel when ready ON Toner C M Y K Ready To Print...

Page 71: ...witched off immediately 1 Keep pressing the SHUT DOWN and RE START button for more than 4 seconds 2 Press the OFF button where COMPLETION OF SHUTDOWN EITHER TURNING OFF THE SWITCH OR RE START appears...

Page 72: ...nter driver are thought to be the lack of memory space Adding the extension memory may reduce the frequency of errors Normal operation is not guaranteed if using extension memory other than OKI Data g...

Page 73: ...the metal part of printer 4 Insert a memory into the slot until hearing the sound of click 5 Check if a memory is held at the right and left of lock lever blue color 2 places 6 Close the gate and tigh...

Page 74: ...able then press the power supply button 8 Print the Menu Map to see if installed correctly Re install if an error appears on the Menu Map 9 Set up for the extension memory is done by a printer driver...

Page 75: ...ption tray to install maximum of four layers but five if the standard tray is included Installed option trays are called tray 2 3 4 and 5 from top to bottom order 1 Power off printer and remove power...

Page 76: ...ay 2 aligning the protrusion with the cut on the bottom Note The printer weighs about 77 kg Lift it by three or more persons 3 Plug the power supply cord and the printer cable in and switch on the pow...

Page 77: ...3511TH Rev 2 76 5 Set up for the option tray by a printer driver Do the reverse procedure from installation for removal 4 Print a menu map to see if installed correctly Re install if an error appears...

Page 78: ...slow the memory space lacks either set up the print quality clear or normal or installation of the extension memory are recommended 1 Power off printer and remove power supply cord and printer cable...

Page 79: ...f duplex print unit are locked Rail post Rail post View from right side View from left side Rail post Rail post 5 Insert the duplex print unit into the printer from the left side of printer Insert it...

Page 80: ...Oki Data CONFIDENTIAL 44043511TH Rev 2 79 7 Print a menu map to see if installed correctly Re install if an error appears on the menu map C930 C910...

Page 81: ...rint Unit 1 Turn off the power 2 Press down the lever on the right side of unit Lever 3 Hold the lever both sides and pull the unit until it stops Remove it with holding unit up wards Memo Install the...

Page 82: ...with a maker for download application and compatibility prior to download a font Memo The hard disk is divided into three partitions such as PCL Common and PS and each partition size is allocated as b...

Page 83: ...4 Set an internal hard disk fitting to HDD line 5 Fold the lock lever until hearing a sound of click 6 Close the gate and tighten the screws 2 places Lock lever Internal hard disk Lock lever Screws 2...

Page 84: ...le in and switch on the power supply 8 Print a menu map to see if installed correctly Re install if an error appears on the menu map ON Power supply cord Print cable 9 Set up the internal hard disk by...

Page 85: ...ectly installed 1 Checking for Proper Extension Memory Recognition Check Information Contained in MenuMap Check the total memory size appearing at Total Memory Size on system information 2 Checking fo...

Page 86: ...L 44043511TH Rev 2 85 3 Checking for Proper Duplex Unit Recognition Checking for Proper Duplex Unit Recognition Check Information Contained in MenuMap Check Duplex printing installed is in the header...

Page 87: ...nter operates normally 1 Place A4 sized papers on the tray 2 Check if Ready To Print appears on the map 3 Press the button several times and select Print Information then press ENTER 4 Press the butto...

Page 88: ...l computer straight cable Core Hub OFF 3 As seen in figure below make a circle with a straight cable which is about 3cm from the connector of printer 4 Connect a straight cable into the network interf...

Page 89: ...The USB cable can be plugged in and off with the printer powered on For the purpose of printer driver and USB driver installation to be performed later power off the printer 3 Connect personal comput...

Page 90: ...onal Computer 3 Connect Personal Computer and Printer 1 Connect a parallel cable into a parallel interface connector of printer and use metal fittings to secure the cable 2 Connect a parallel cable in...

Page 91: ...0g m2 Ultra heavy 4 Ultra heavy 4 Postcard 4 Envelope 4 0 1mm less than 0 17mm Heavy Labels Label 1 0 17 0 2mm Ultra Heavy Label 2 Transparency 5 film Transparency Transparency film 1 Plain is set as...

Page 92: ...tly by hand during the part replacement work It takes approx 1 minute for capacitors to be completely discharged after the AC power cord is disconnected Be careful not to receive electric shock becaus...

Page 93: ...screw 3 5 mm screw LED Head Cleaner 7 1 Maintenance Tools No 1 100 Screw Driver 9 1 Cut Sheet Film Maintenance 42404301 10 1 Label Paper Thickness Sensor for Adjustment Transparency Sheet 11 12 Micro...

Page 94: ...Oki Data CONFIDENTIAL 44043511TH Rev 2 93 4 2 Parts Layout MAIN ViewA Next page C910 Only...

Page 95: ...Oki Data CONFIDENTIAL 44043511TH Rev 2 94 600dpi 1200dpi Air Flow Air Flow Air flow ViewA...

Page 96: ...Oki Data CONFIDENTIAL 44043511TH Rev 2 95 Printer Unit 120V 230V 1 2 See next page...

Page 97: ...Oki Data CONFIDENTIAL 44043511TH Rev 2 96 Printer Unit 120V 230V 2 2 A A...

Page 98: ...Oki Data CONFIDENTIAL 44043511TH Rev 2 97 Plate Assy Power_120V 230V...

Page 99: ...Oki Data CONFIDENTIAL 44043511TH Rev 2 98 Base Assy 1 2...

Page 100: ...Oki Data CONFIDENTIAL 44043511TH Rev 2 99 Base Assy 2 2 A A...

Page 101: ...Oki Data CONFIDENTIAL 44043511TH Rev 2 100 Side R Assy...

Page 102: ...Oki Data CONFIDENTIAL 44043511TH Rev 2 101 Side F Assy C910 Only...

Page 103: ...Oki Data CONFIDENTIAL 44043511TH Rev 2 102 Duct Drive Assy...

Page 104: ...Oki Data CONFIDENTIAL 44043511TH Rev 2 103 FDR Unit Regist A A C C B B...

Page 105: ...Oki Data CONFIDENTIAL 44043511TH Rev 2 104 FDR Unit MPT A A 2...

Page 106: ...Oki Data CONFIDENTIAL 44043511TH Rev 2 105 Eject Assy...

Page 107: ...Oki Data CONFIDENTIAL 44043511TH Rev 2 106 Plate Top Assy...

Page 108: ...Oki Data CONFIDENTIAL 44043511TH Rev 2 107 Job Offset Assy...

Page 109: ...Oki Data CONFIDENTIAL 44043511TH Rev 2 108 Basket Assy...

Page 110: ...y OP Panel OP Board 4 3 5 Cover Guard R Cover Guard Front Cover Guard L 4 3 4 Cover Assy Top 4 3 6 FAN PCB Assy CU Board Assy S2X PU Board 4 3 7 Job Offset Assy 723 Plate Top Assy 4 3 9 Basket Assy 4...

Page 111: ...110 4 3 1 Cover Rear Cover Side R and Cover Side R Rear 1 Open Cover Assy Top 2 Unscrew the 5 screws then remove Cover Rear 3 Unscrew the 2 screws then remove Cover Side R with it warped 4 Unscrew th...

Page 112: ...511TH Rev 2 111 4 3 2 Cover Side L and Cover Assy Front 1 Open Cover Assy Top 2 Unscrew the 4 screws then remove the Cover Side L 3 Open the Cover Assy Front by 90 unscrew the 2 screws then slide the...

Page 113: ...r Assy FU 1 Open Cover Assy Top 2 Open Stacker Assy FU then remove the 2 stoppers Push these to one side remove the post then remove the Stacker Assy FU 3 Open the Stacker Assy FU Move the two stopper...

Page 114: ...and Cover Guard L 1 Open Cover Assy Top then lift Basket Assy 2 Remove Cover Assy OP Panel from its supporting point 3 Unscrew screw remove the hinges and then remove Cover Guard R 4 Unscrew 2 screws...

Page 115: ...OP Panel Refer to Section 4 3 4 2 Remove Cover OP Panel from Frame OP Panel 3 Unscrew the 2 screws then remove hinge R and Cover Hinge R 4 Unscrew 2 screws then remove the Hinge L Cover Hinge L and Pl...

Page 116: ...Oki Data CONFIDENTIAL 44043511TH Rev 2 115 4 3 6 Cover Assy Top 1 Open Cover Assy Top 2 Unscrew screw then remove the Cover Duct L 3 Unscrew 8 screws then remove the 3 hinges and the Cover Assy Top...

Page 117: ...Refer to Section 4 3 1 3 Remove the connector then Remove FAN PCB Assy 4 Unscrew the screws remove the Plate Shield Assy then remove the connector 5 Unscrew 8 screws then remove CU Board Assy 6 Discon...

Page 118: ...ove the Cover Assy Top Sub 5 Remove the six screws of the Guide Link R and the three screws of the Guide Link L Remove the Plate Top and the Basket Assy with their interlock 6 Remove the 2 hinges then...

Page 119: ...Oki Data CONFIDENTIAL 44043511TH Rev 2 118 Plate Top...

Page 120: ...23 Basket Assy Refer to Section 4 3 6 2 Lift back Plate Top Assy 3 Lift forward Plate Top Assy then unscrew 3 screws and remove Plate Dumper Assy R 4 Unscrew 3 screws then remove Plate Dumper Assy L 5...

Page 121: ...ata CONFIDENTIAL 44043511TH Rev 2 120 4 3 10 Eject Assy 1 Remove the 7 hinges then remove Cover Board 2 Remove the 13 connectors and unscrew the 2 screws Then remove the 3 hinges and remove the Eject...

Page 122: ...121 4 3 11 Motor Pulse Belt and Sensor Resist Assy 1 Unscrew the 2 screws then remove the 4 pin connector and remove the Motor Pulse Belt 2 Unscrew 7 screws then remove the 3 connectors 2 pin 14 pin 3...

Page 123: ...Open the Cover Assy Top 2 Remove the Cover and remove the two connectors Pin 10 and Pin 3 3 Open the FDR Unit MPT and remove the two screws fastening the stays on both sides 4 Further open the FDR Uni...

Page 124: ...FDR Unit Resist 1 Remove the FDR Unit MPT Refer to Section 4 3 12 2 Unscrew the 4 screws and disconnect connector then remove Plate Assy MPT Lock 3 Open the Cover Guide 1st Assy in the arrow directio...

Page 125: ...ve the hinge then remove Cover Middle 2 Remove the hinge then remove Guide Tube L 3 Unscrew 2 screws then remove Duct Assy Toner 4 Unscrew screw then remove Gear Duct B Assy 5 Unscrew screw then remov...

Page 126: ...pen the Cover Assy Top then remove the Belt Assy 2 Remove the Cover Middle Refer to Section 4 3 14 2 Unscrew screw then remove Cover HV Assy 3 Remove the 2 connectors and unscrew the 2 screws then rem...

Page 127: ...o Section 4 3 1 2 Unscrew the 12 screws disconnect all connectors pull out the lever then remove the Power Unit Do not push the cable upward or allow slack in it above the partition When installing a...

Page 128: ...not touch the electrically conduction areas or terminal directly by hand during the part replacement work It takes approx 1 minute for capacitors to be completely discharged after the AC power cord i...

Page 129: ...AL 44043511TH Rev 2 128 4 3 18 Belt Assy 1 Open the Cover Assy Top 2 Remove ID Unit 3 Lift up the 2 lock levers toward the arrow then remove the Belt Assy Remove Belt Assy by lifting handle then remov...

Page 130: ...Oki Data CONFIDENTIAL 44043511TH Rev 2 129 Lock lever 4 3 19 Fuser Unit LBT 1 Open Cover Assy Top 2 Lift the lock lever toward the arrow then remove the Fuser Unit LBT...

Page 131: ...Oki Data CONFIDENTIAL 44043511TH Rev 2 130 Lever 4 3 20 Unit Duplex 1 While opening the lever draw out the Unit Duplex...

Page 132: ...ONFIDENTIAL 44043511TH Rev 2 131 Latch 4 3 21 Paper Feed Roller 1 Open the tray 1 side cover and the paper guide 2 Pull out Tray 3 Pull outward the latches of the 3 paper feed rollers and remove from...

Page 133: ...e lever in the arrow direction and remove the Multipurpose Tray 2 Remove the cover 3 While opening the claw of the Feed Roller outward slide the roller to the left and remove it 4 Open the cover 5 Whi...

Page 134: ...OEML SYSTEM MAINTENANCE MENU OKIUSER OKIUSER Set the destination JPOEM1 Japan OEM OEMA A4 Default Overseas OEM OEML Letter Default Overseas OEM Automatically reboot after escaping from the menu The de...

Page 135: ...er development and there are no plans scheduled for application for the product PDF requires Adobe Postscript therefore it is not possible to turn PDF ON OFF by itself if Adobe Postscript is DISABLED...

Page 136: ...Vertical Black White Band Vertical Black White Band Horizontal Black White Lines Horitzontal Black White Lines Horizontal Black White Band Horitzontal Black White Band Print pattern Print Pattern Page...

Page 137: ...diagnosis level 1 4 Setting of sensitivity correction of color density sensor Prohibited Sets the correction value for the sensitivity of the density sensor for color printing Prohibited Prohibited 5...

Page 138: ...al No 2 4 2 2 6 3 LED head information display of the self diagnosis level 1 18 Destination PnP information setting Sets displays the destination of the printer CU device ID and USB ID 2 4 1 2 9 5 2 4...

Page 139: ...Menu 5 1 2 Engine Maintenance Mode Engine maintenance mode is a media conveyor mode that assists confirmation of the basic operations of the check and print system 5 1 2 1 Operation Panel Instruction...

Page 140: ...1 How to Enter Self Diagnosis Mode Level 1 1 Press the MENU MENU and HELP keys at the same time when turning ON the power to go to the System Maintenance Mode 2 Press the MENU and MENU key until the D...

Page 141: ...d until the item that applies to the unit to test from Table 5 1 1 appears at the top of the display Press the MENU and MENU keys The MENU key Increment Test Item the MENU key Decrement Test Item 4 Th...

Page 142: ...tPaper Size SW 21 1 2ndHopping SNS 20 2 2ndPaper Near END SNS 20 1 2ndPaper END SNS 21 2 2ndLifter SNS 21 3 2ndFeed SNS 20 3 Cover Open 2nd SW 17 2 1stPaper Near END SNS 17 1 1stPaper END SNS 18 2 1st...

Page 143: ...ose 17 TRAY1 PE_ PNE_CVO 1st Paper End Sns Port Level H L 1st Paper Near End Sns Port Level H L Cover 1st H Open L Close 18 TRAY1 HOP_LIFT 1st Hopping Sns Port Level H L 1st Lifter Sns Port Level H L...

Page 144: ...t staple de tection L Staple absent Staple Sns PI20 H Staple absent L Staple present Stapler safty SW MS3 H Not to drive L Drive 39 FIN S21_S22_ S23_S24 Staple home position Sns PI19 H Home position L...

Page 145: ...t will start blinking Then the applicable unit will drive for 10 seconds Note After driving for 10 seconds it will return to State 2 The drive will start again by re pressing the applicable switch To...

Page 146: ...MC JOB OFFSET TRAY1 GEARED MOTOR TRAY2 MOTOR TRAY2 GEARED MOTOR TRAY2 FEED MOTOR TRAY2 ROLLER CLUTCH REGIST MOTOR REGIST CLUTCH 2ndCLUTCH TRAY1 MOTOR MPT MOTOR FAN POWER DUP MOTOR 2 DUP MOTOR 1 EXIT...

Page 147: ...and the cassette is not installed OPTION TRAY3 FEED MOTOR TRAY 2 is installed and the cassette is not installed OPTION TRAY4 FEED MOTOR TRAY 2 is installed and the cassette is not installed OPTION TRA...

Page 148: ...r is installed OPTION FIN STAPLE EXEC Finisher is installed OPTION FIN SADDLE EXEC Finisher is installed OPTION FIN SADDLE TRANSFER Finisher is installed OPTION FIN SADDLE CLUTCH Finisher is installed...

Page 149: ...l be displayed only when their respective units are installed 2 If the finisher is not installed OUTPUT BIN is displayed and only the output bin is selectable Presets FACE DOWN FACE UP Default FACE DO...

Page 150: ...ep 2 above Press BACK again to return to step 1 5 Repeat steps 2 to 4 as necessary 4 Operations in section 2 will execute test printing at the set value that is set in Steps 2 to 3 by pressing the ENT...

Page 151: ...play YTR MTR CTR and KTR are image transfer voltage settings of each color Unit KV Press MENU key to switch the display YR MR CR and KR represent the electric current uA of the transfer roller for eac...

Page 152: ...ding to consumable part 3 Press the BACK key to end the test Returns to state 1 Top of the Display Bottom of the Display Format Detail K DRUM UNIT IMAGES DEC Indicates the total number of revolutions...

Page 153: ...AR LIFE CYAN Drum Life Warning C DRUM PHASE ERROR CYAN Phase Time Difference Error C DRUM PHASE SNS ERR CYAN Phase Sensor Error C DRUM UP DOWN ERROR CYAN Drum UP DOWN Error C ID DENSITY ERROR 1 CYAN D...

Page 154: ...ADJUST MOTOR FINISHER Adjustment Motor Abnormality FINISHER ERROR BACKUP RAM FINISHER Backup RAM Data Error FINISHER ERROR BUNDLE MOTOR FINISHER Bundle Motor Abnormality FINISHER ERROR FOLD SENSOR FIN...

Page 155: ...rolled INITIALIZING REGISTRATION ADJUST Automatic Color Drift Correction Control INPATH DUP ENTRY DUPLEX Internal Area Jam INPATH DUP REVERSAL DUPLEX Reversal Area Jam INPATH DUPLEX INPUT DUPLEX Input...

Page 156: ...e Route Jam JAM FEED Feed Jam JAM TRANSPORT Conveyance Jam JOB OFFSET HOME ERROR Job Offset Home Error K DRUM END OF LIFE BLACK Drum Life not printable K DRUM FUSE CUT ERROR BLACK Drum Unit Fuse Cut E...

Page 157: ...Open MPT HOPPING ERROR MPT Hopping Error MPT LIFT ERROR MPT Lift up Error MPT OVER FILLED MPT Over Filled MPT PAPER END MPT Out of Paper MPT PAPER NEAR END MPT Out of Paper Warning MPT STAGE POSITION...

Page 158: ...T C CYAN Outside Range of Correction Error LEFT REGIST OUT LEFT K BLACK Outside Range of Correction Error LEFT REGIST OUT LEFT M MAGENTA Outside Range of Correction Error LEFT REGIST OUT LEFT Y YELLOW...

Page 159: ...Media Thickness Outside Detection Range Error THICKNESS SNS FRQ ERROR Sensor Output Error Outside Standard Error With Media THICKNESS THICK_PAPER ERROR Sensitivity Correction Error TNR GROUP MISMATCH...

Page 160: ...TRAY2 HOPPING ERROR TRAY2 Hopping Error TRAY2 I F ERROR TRAY2 I F Error TRAY2 LIFT ERROR TRAY2 Lift up Error TRAY2 LIFT UP TRAY2 Lifting Up TRAY2 OVER FILLED TRAY2 Over Filled TRAY2 PAPER END TRAY2 O...

Page 161: ...COLD Error UPPER HEAT OPEN ERR UPPER Heater Thermistor Open Error UPPER HEAT SHORT ERR UPPER Heater Thermistor Short Circuit Error UPPER SIDE HIGH TEMP UPPER Side High Temperature HOT Error UPPER SIDE...

Page 162: ...EED TRAY5 TRAY5 Hoping Error INFEED MP FEEDER MP FEEDER Hoping Error INFEED DUPLEX DUPLEX Hoping Error INPATH DUPLEX INPUT DUPLEX Input Jam INPATH DUPLEX ENTRY DUPLEX Internal Jam INPATH REVERSAL DUPL...

Page 163: ...tes The alcohol used for wiping must be ethyl alcohol ethanol Be aware that rotating an image drum before complete evaporation of alcohol causes toner adherence which is a factor to produce dirt Wipe...

Page 164: ...ID back into the device and rotate the ID using DRUM 1 N ROTAION 5 Repeat the steps 1 to 4 several times to clean the entire circumference of the photosensitive surface 6 Produce solid fill prints in...

Page 165: ...then press Enter again 3 Pressing Enter displays the following message When selecting EXECUTE DRUM 1 N ROTATION FAILED n the number of rotations done N the number of rotations specified 1 Drum rotatio...

Page 166: ...he state described in step 1 N counter display the number of rotations Top row of the panel Bottom row of the panel Format Configurable range Default value Details N COUNT SET N DEC 1 to 8 5 Displays...

Page 167: ...election Enter PS Font Selec tion Enter Execute Enter 1200 Model Enter Print Page Selection Enter PS Font List Selection Enter Font List Print PCL Print list of PCL fonts Operations Panel Switch press...

Page 168: ...ter 2 To apply the setting restart the printer or send a reboot command PJL File to the printer Procedure Execute the following procedures from the MS DOS prompt 1 Copy b Pjl_ship bin prn 2 Copy b Pjl...

Page 169: ...to number of Letter Sheets from when the new ID unit is assembled Total Sheets Feed Unit Life Count Total number of printouts Black Impressions Cyan Impressions Magenta Impressions Yellow Impressions...

Page 170: ...ill be lost Set necessary parameters again If static IP is selected for the network setting it shall be set again The clock shall be set again User installed fonts will be lost These can be restored u...

Page 171: ...AS3 PCB won t work If the error message This is not an authorized program 001 as shown in 7 5 1 LCD Message List appears replace the Key Chip with a new Key Chip The removed Key Chip shall be re turn...

Page 172: ...mismatch error its EEPROM may be faulty or may be rewritten with new data When such an error is not remedied by executing FactoryDefault the EEPROM should be replaced with maintenance EEPROM FactoryD...

Page 173: ...figuration print should take place before a change or addition of HDD It is used for reference for later resetting Change HDD keep the power off to execute Execute the factory default see 5 2 7 for de...

Page 174: ...m version from Recommend Spare Parts List Maintenance HDD Maintenance HDD AS3 part No 4391281 1 Program version 1 Rev 1 2 Rev 2 HDD type 0 default installed drive 1 C930 maintenance drive Maintenance...

Page 175: ...B the EEPROM can be swapped directly between a new PCB and an old one In this case the CU Serial No setup and destination setup are not required Replacement of EEPROM after replacement of PCB The EEPR...

Page 176: ...ge to OKIUSER Press the MENU key to select the destination setting OKIUSER and press the ENTER key OEL will appear in the lower line of the LCD Press the ENTER key select the destination by operating...

Page 177: ...ose with firmware of an earlier version Firmware Version Record ROM Revision Date CU F W 43927801FY01 NIC F W 43927801FY02 Loader 43927801FY03 Remarks Revision File Rev NIC F W Web Page File Rev Revis...

Page 178: ...ng during use Set this if there is any problem with the density Note Set this when the printer is not running Stop State Do not set this while the printer is warming up 1 Press the MENU or MENU key se...

Page 179: ...U PCB Prepare four media sources with a thickness already measured with a micrometer MDQ 30M MDQ 30 Then pass those sheets through the MP Tray The media thickness sensitivity correction value is autom...

Page 180: ...Oki Data CONFIDENTIAL 44043511TH Rev 2 179 Turned counterclockwise to decrease value Turned clockwise to increase value Screw adjusted by using precision screwdriver flatbed...

Page 181: ...rray NEVER use methyl alcohol isopropyl alcohol rubbing alcohol thinner or other sol vents to clean the lens since this may damage the surface of the lens A LED head cleaner comes with the toner cartr...

Page 182: ...white line or blurred print 1 Grasp the Top Cover Handle and open the Top Cover 2 Gently wipe the lens surface of the LED Head 4 places using the LED lens cleaner or soft tissue Note Do not use solve...

Page 183: ...ltipurpose Tray Tool Soft wet cloth Trays 1 to 5 The cleaning procedure below takes the Tray 1 as an example The Trays 2 to 5 optional are cleaned in the same procedure 1 Take off your wristwatch brac...

Page 184: ...placed Clean the three Feed Rollers using a soft wet cloth If it is hard to wipe the roller put your hand from the Tray 1 Side Cover 6 Insert the Tray 1 back into place 7 Close the Tray 1 Side Cover C...

Page 185: ...ght of the printer to open the Multipurpose Tray 2 Open the Paper Support and move the Paper Guide slightly to the center 3 Move the lever on the right of the Multipurpose Tray at the joint of the tra...

Page 186: ...Multipurpose Tray at the joint of the tray and the printer into the position as shown below 6 While lifting the Multipurpose Tray slightly with your left hand push the lever inward with your right ha...

Page 187: ...t wet cloth 10 Close the cover 11 Hold the joints of the printer and the Multipurpose Tray with both hands and lower the cover 12 While lifting the right edge of the Multipurpose Tray slightly insert...

Page 188: ...ing the left edge of the Multipurpose Tray slightly insert the protrusion of the lever as shown below 15 Move the lever into the position below 16 Widen the Paper Guide and fold the Paper Support 17 C...

Page 189: ...vironmental conditions of this equipment appropriate 2 Have the consumable parts toner drum cartridge been properly replaced 3 Is there anything wrong with the paper Refer to the paper specification f...

Page 190: ...display reproducible Is the error display reproducible Is the error display reproducible Yes No Yes No Yes Yes No Yes Notify three digital numbers below LCD column and F W version Check if it occurs...

Page 191: ...on 062 Error USB Drive Error Is the error display reproducible Is the Network PCB properly mounted Power OFF ON Replace CU PCB Replace EEPROM Power Off on 063 Error Network comm Error H W I F abnormal...

Page 192: ...6 Dew Error Sensor Dew Error Sensor Dew Error Detected Wait a while then turn ON power again Service Call 128 Error Engine FAN Motor Error Error was detected in each fan 01 Fuser FAN Error 02 Power FA...

Page 193: ...rror message displayed 2 Does the Error take place again Yes Yes Turn ON power again Leave in that state for 30 minutes then turn ON power again Service Call 179 Error Wrong Fuser Standard 1 Is the mo...

Page 194: ...nal tray 3 flash memory error 244 Optional tray 4 flash memory error 245 Optional tray 5 flash memory error 247 Sub CPU flash memory error 248 Inverter flash memory error If the error still occurs aft...

Page 195: ...or when cover is closed the sensor detects that the unit is missing 1 Is an Error message displayed 2 Is the image drum properly mounted 3 Does the Error take place again Yes No Check how the ID is mo...

Page 196: ...r jam Check replace double side printer unit Open cover Paper Jam Side cover Please see HELP for details Some sort of jam occurred in paper feed route JAM CHECK Yes Remove the paper jam Open cover Pap...

Page 197: ...he connection of the fan Replace the fan Power Off on 920 Error Yellow Image Drum Lock Error The Y ID unit is not operating properly Does the error message still appear after rebooting Yes Yes Check t...

Page 198: ...cur Yes Check the connection of the V72 17 board of tray 4 Replace the V72 17 board Power Off on 936 Error Trya5 CPU Clock Frequency Error The tray 5 CPU clock frequency is not correct Does the error...

Page 199: ...LCD Note When replacing the engine PCB S2X 600dpi S2V 1200dpi remove the EEPROM chip from the old PCB and then put the EEPROM that was removed on the new PCB replacement Order Malfunction Details Flow...

Page 200: ..._LED3 0 Red Light OFF FPGA_LED Green Light ON If NO GOOD remove in the sequential order of RAM_DIMM and HDD Does the Light On state vary If the LED Light On state is Normal replace the applicable part...

Page 201: ...This indicates the initialization processing state of the AS3 PCB It will all lightup immediately after the power is turned ON It will all dim down when the initialization process is successfully comp...

Page 202: ...properly connected to the Motor Driver PCB and the power supply NO Connect them properly or replace the FFC or the ca ble YES Replace the power supply YES Is the DIMM of the Main PCB set properly NO...

Page 203: ...e voltages below output to the PU IF connector of the Main PCB Pins 9 10 17 18 25 26 33 34 41 42 61 69 77 85 93 5V 5 Pins 1 2 5 6 13 14 21 22 29 30 37 38 45 46 47 48 49 53 57 65 73 74 81 82 89 97 99 0...

Page 204: ...en replace the Sensor PCB S2C PCB YES After checking the signal cable connection replace the Motor Driver PCB S2P NO Immediately after intaking the paper does a paper jam occur YES Did the paper reach...

Page 205: ...the switch scan test in the self diagnosis mode NO Check the signal cable connection then replace the Sensor PCB S2S PCB YES After checking the signal cable connection replace the Motor Driver PCB S2...

Page 206: ...he S2X 600dpi S2V 1200dpi PCB Are they connected properly NO Properly connect cable YES Replace the engine PCB NO Immediately after intaking the paper does a paper feed jam occur YES Did the paper rea...

Page 207: ...g the switch scan test in the self diagnosis mode NO Check signal cable connection then replace the paper Exit sensor YES Replace the engine PCB NO Is the Left Upper Cover closed fully NO Close the Le...

Page 208: ...defective sensor YES Check to see that the signal cable is connected Is it connected properly NO Properly connect cable YES Replace Double Side Printer Control PCB V72 18 PCB NO Immediately after inta...

Page 209: ...S2C PCB YES Does the IN2 Sensor Lever operate normally NO Replace the defective sensor lever YES Does the IN2 Sensor operate normally Activate the Sensor Lever and check to see if the sensor works pro...

Page 210: ...S Make sure that the Up Down Sensor is fastened securely and then re place the ID Sensor PCB Is the error reset YES End NO Replace the Engine PCB YES Is the C ID Motor running properly NO Does the mot...

Page 211: ...C 7 pole side Pins 1 2 4194 to 696 6k Pins 3 4 642 1 to 122 4k Pins 5 6 642 1 to 122 4k YES Replace the fuser unit NO Is the thermistor on the lower side down or short circuited See Figure 7 1 At an...

Page 212: ...e fan Does the fan rotate properly YES End NO Replace the Motor Driver PCB replace the Power Supply PCB if it is the Power Supply Fan Does the fan rotate properly YES End NO Replace the Engine PCB YES...

Page 213: ...e Flow Chart No The overall image is too light or uneven or the color tone is off centered on the overall while printing the image Figure 7 2 The white area gets dirty Figure 7 2 Blank sheet is output...

Page 214: ...e FG plate spring YES Replace the LED head Has the problem been corrected YES END NO Replace the engine PCB S2V or S2X PCB Has the problem been corrected YES END NO Replace the head shield cable Has t...

Page 215: ...NO Check the cable connection then replace the low voltage power unit Has the problem been corrected YES END NO Is 24V output to the HVOLT connector Pin 16 of the Engine PCB S2V 1200dpi or S2X 600dpi...

Page 216: ...200dpi or S2X 600dpi PCB Has the problem been corrected YES END NO Replace the head shield cable Has the problem been corrected YES END NO Check the cable connection then replace the low voltage power...

Page 217: ...S END NO Replace the head shield cable Has the problem been corrected YES END NO Check the cable connection Then replace the engine PCB S2V 1200dpi or S2X 600dpi PCB Has the problem been corrected YES...

Page 218: ...em been corrected YES END NO Replace the head shield cable Has the problem been corrected YES END NO Check the cable connection then replace the engine PCB S2V 1200dpi or S2X 600dpi PCB Has the proble...

Page 219: ...own or short circuited See Figure 7 1 At an ambient temperature between 0 and 43 C 7 pole side Pins 1 2 4194 to 696 6k Pins 3 4 642 1 to 122 4k Pins 5 6 642 1 to 122 4k NO Replace the fuser unit YES I...

Page 220: ...e User Maintenance Mode Periodicity Malfunction Details Restoration Method 94 mm Image Drum Replace the image drum cartridge 49 6 mm Development Roller Replace the image drum cartridge 54 8 mm Sponge...

Page 221: ...ead shield cable Has the problem been corrected YES END NO Check the cable connection then replace the engine PCB S2V 1200dpi or S2X 600dpi PCB Has the problem been corrected YES END NO Check the cabl...

Page 222: ...lay the REG ADJUST TEST Press ENTER key once to display the REG ADJUST EXECUTE Press ENTER key to execute automatic correction of color drift motor starts operating and color drift correction is execu...

Page 223: ...Z PCB Has operation been restored YES END NO Replace the engine PCB Has operation been restored YES END NO Replace the S2Z PCB and Engine PCB connection cable Has operation been restored YES END NO DY...

Page 224: ...been restored YES END NO Check the cable connection Replace the PCB S2H PCB connection Has operation been restored YES END NO Is the Engine PCB S2V 1200dpi or S2X 600dpi PCB properly connected to the...

Page 225: ...head properly in contact with each FG plate spring NO Correct the bend in the FG plate spring YES Replace the LED head Has the problem been corrected YES END NO Replace the head shield cable Has the...

Page 226: ...SNS Pin 1 FSNS Pin 9 NO 1 Replace the Motor Driver PCB S2P NO 2 Replace the Sensor Relay PCB S2S PCB YES Is a pulse wave between 250 and 350 kHz output to the Pin 2 of the PATHICK connector on the Sen...

Page 227: ...Oki Data CONFIDENTIAL 44043511TH Rev 2 226 Ground Charge roller Development roller Toner supply roller Figure 7 3...

Page 228: ...4 3A 4 3A 4 3A 5VF 5VPS 24VF OPEPOW F503 F501 F506 F501 F501 F501 F501 F504 F502 F503 24VF3 OPTRY24 24VF4 24VF1 24VF2 DC Motor x 6 24 F505 F502 F501 0 5A 0 75A DCDC CONVERTER F504 IP902 IP901 0 03A 0...

Page 229: ...TH Rev 2 228 8 Connection Diagram 8 1 Check Resistance Value Conveyance Belt Motor Main Motor Y Main Motor M Yellow Orange Black Brown M 1 2 3 4 Unit Circuit Diagram and Configuration Parts Diagram Re...

Page 230: ...Oki Data CONFIDENTIAL 44043511TH Rev 2 229 Main Motor C Main Motor K MT Resist Motor Unit Circuit Diagram and Configuration Parts Diagram Resistance Value M 1 2 3 4 IC1 IP2 IC1 IP2...

Page 231: ...ata CONFIDENTIAL 44043511TH Rev 2 230 Yellow Orange Black Brown Fuser Motor Paper Supply Motor Offset Motor Unit Circuit Diagram and Configuration Parts Diagram Resistance Value IC1 IP2 M 1 2 3 4 M 1...

Page 232: ...Rev 2 231 Unit Circuit Diagram and Configuration Parts Diagram Resistance Value Geared Motor Waste Toner Transfer Motor Main Cooling Fan PULL and Cooling Fan for Controller IC1 IP2 CN 1 M CN 2 Red Bla...

Page 233: ...232 Power Supply Cooling Fan Red Black 24 V 1 FANALM N 3 0V 2 M White Belt Cooling Fan Red Black 24 V 1 FANALM N 3 0V 2 M White Fuser Exhaust Fan Red Black 24V 1 FANALM N 3 0V 2 M White Unit Circuit...

Page 234: ...Black 5V 2 FANALM N Speed signal 3 0V 1 M Yellow White label Unit Circuit Diagram Parts Diagram Resistance Value ID Cooling Fan 1 and ID Cooling Fan 2 Red Black 24V 1 0V 2 M FANALM N 3 CU PCB Fan 1 6...

Page 235: ...1 Halogen Lamp 7 pole side 3 2 4 5 6 Thermistor 3 4 Thermistor 1 2 Center Left Thermistor Center 6 pole side 3 Fuse Thermistor 1 2 Upper Roller Lower Roller Heater Heater Heater Halogen Lamp Thermisto...

Page 236: ...s PCB 1 1 Engine Control PCB S2X 2 PCB 600dpi RSNS 1 13 CSNS CTGO KK 10 1 YY 10 1 MM 10 1 CC 10 1 1 1 1 6 CPUFU 1 2 DENGEN POWER 1 1 1 1 1 2 15 16 HVOLT 10 OPTIF DRV1 DRV0 30 1 40 1 11 2 2 10 OPEPANE...

Page 237: ...10 OPEPANE 1 9 12 FINISHER HEATIF 9 11 3 4 2 51 52 49 50 CUIF 99 100 RFID 9 1 2 23 24 1 14 1 2 Engine Control PCB S2V PCB 1200dpi 2 Motor Driver PCB S2P 4 DC0 FAN OPIRY24 1 1 1 POW24 BEL TFAN 1 TNRMOT...

Page 238: ...J481 FAN_DSP J2650 TGT USB J460 HOST USB U2578 MAC ROM D763 N A D762 HDD LED D768 PWRGOOD D767 DIAG3 D766 DIAG2 D765 DIAG1 D764 DIAG0 J980 VGA U2579 LAN PHY U530 BIOS U2303 VX500 J7400 U301 South Brid...

Page 239: ...SYNCK FSYNCC MPUCLK QREQ DBG WT BR KVDDRSRV BG KGND C103 C249 R76 R75 R74 R73 R43 C130 C131 CP6 C132 R83 R80 R87 R86 R85 R84 C133 IC100 RM1 RM2 RM3 RM3 C112 PUIF C111 1 2 51 52 49 50 99 100 FET2 C1 C3...

Page 240: ...5 CN1 SW7 LED1 LED3 LED2 LCD SW1 SW6 SW5 SW4 SW3 SW2 SW0 1 1 2 POWER 4 CPOW2 1 4 MPOW2 1 4 YPOW2 1 4 KPOW2 6 ID System Sensor PCB SGG PCB SNS2 SNS1 1 2 23 SNS1 A K C E SNS2 A K C E SNS3 1 IDFAN 9 A K...

Page 241: ...9 Rear Sensor PCB S2R PCB 10 Color Drift Sensor PCB S2Z PCB 1 2 20 2 19 1 1 4 1 4 ENV PATHICK 10 1 3 1 3 MPTPAP MPTHOME WRSNS IN2SNS 1 CLUTCH FSNS MPTSNS RSNS COVSNS SNS 1 13 12 1 1 6 2 1 SOLENOID CSN...

Page 242: ...6 1 2 1 5 2 1 13 Inverter PCB V72 3 PCB 12 Duplex Control PCB V72 8 PCB MAIN1 1 14 SP FLASH CL1 MOTOR_A 1 1 4 4 5 MOTOR_B 1 6 1 2 FAN 1 3 COVDPN 1 3 2 1 1 9 1 10 MAIN1 MAIN2 1 15 1 14 SP FLASH CL1 MOT...

Page 243: ...age Drum CCCC The indicated image drum cartridge is not installed correctly Reinstall the indicated image drum cartridge Yellow Toner Not Installed A yellow toner cartridge is not installed in the pri...

Page 244: ...r Paper Jam Top Cover A paper jam has occurred in the printer Open the top cover and remove the jammed paper Close Cover COVER The indicated cover is open Close the cover Close the indicated cover Pap...

Page 245: ...mains after continue printing for a while contact the customer support center Power Save The printer is in power save mode Power save mode is released when printing starts Processing The printer is pr...

Page 246: ...out or genuine toner of indicated color is not used Install a genuine toner cartridge of the indicated color Reset Drum Basket An error has occurred during transfer of waste toner Open the top cover a...

Page 247: ...while the printer was accessing a file in an internal hard disk Normal printing is available Contact the customer support center if the error remains File System is Full A hard disk an option or flas...

Page 248: ...inter is in program update mode Printing is not available Program Data Received OK Program data has been received Wait for a while Program Data Written OK Program data has been written Restart the pri...

Page 249: ...is printing on paper by feeding it from the multi purpose tray MPTray Empty There is no paper in the multi purpose tray Load paper into the multi purpose tray MPTray Overfilled Too much paper is load...

Page 250: ...MPTray MEDIA_SIZE Since the multi purpose tray has run out of paper it is necessary to load paper of the indicated size Load paper into the multi purpose tray Install Paper MPTray MEDIA_SIZE Press ONL...

Page 251: ...B OPECODE TRAP ERROR Invalid command execution error of CPU Reload PU FW to Flash Memory Replace PU PCB PU K ASIC ERROR Initial check error of LSI for K Head control on PU PCB Power OFF ON Replace PU...

Page 252: ...eft of printer Side view right of printer Indicates a cyan toner cartridge Indicates a magenta toner cartridge Indicates a yellow toner cartridge Indicates a black toner cartridge Indicates a cyan ima...

Page 253: ...nd top cover Being full of papers around top cover Opening the side cover of ejection part Being full of papers around the side cover of ejection part Opening the tray 1 of side cover Being full of or...

Page 254: ...r has remained in the inverter area A paper jam has occured in the inverter area A paper jam has occured in the inverter area A paper jam has occured in the finisher area A paper jam has occured in th...

Page 255: ...ion File Rev 5 2009 09 04 B1 14 5 01 05 W1 02 3 L01 00 1 1st lot 9 3 2 Check abd version display 1 Perform PRINT MENU MAP and confirm the updated of F W version 2 Paint out ROM label stuck on the loca...

Page 256: ...s placed on line Ready To Print Shows the printer is placed off line The Ready LED of the printer placed off line is always out Offline Shows access to the file system HDD flash memory of the printer...

Page 257: ...cancellation of the job is instructed the printer is accepting and discarding data in the job Cancelling Job Shows that as not authorized a job is being cancelled on the printer Job Account related T...

Page 258: ...omething unusual occurred at the toner sensor of the printer Yellow Magenta Cyan Black COLOR Toner Sensor Error Shows a value sensor output with no paper loaded is outside its specification The printe...

Page 259: ...e printer is near the end of its life The printer placed in this state with NewLife LED set to Disable does not light its Atten LED Fuser Unit Near Life Shows the transfer belt of the printer is near...

Page 260: ...lift up error occurred with the tray of the printer The tray is regarded as being empty of paper and cannot be used for printing MPT Tray 1 Tray 2 Tray 3 Tray 4 Tray TRAY Lift Up Error Shows the tray...

Page 261: ...ge remains displayed until ONLINE key is pressed Color Restricted Mono Printed Press ONLINE Button Notifies that as a user was not authorized for color printing the job of the user was cancelled Job A...

Page 262: ...ould not perform stapling The message disappears with the press of the ON LINE key of the printer finisher related Could Not Staple No Staple Press ONLINE Button Shows that the printer requires manual...

Page 263: ...ext The printer s tray setup differs from that specified in the printer driver Action Pull out the indicated tray Remove paper Load the paper size type indicated Adjust the paper guide plate and the p...

Page 264: ...closed with a finisher installed Open Stacker Face Up Stacker Please see HELP for details Error Code 580 Context The face up stacker cover is closed Action Separate the inverter from the printer Open...

Page 265: ...conforms to a specified menu set display measure unit unless specified from the driver of the printer where a printer driver specified measure is used Install Paper MPTray MEDIA_SIZE Please see HELP f...

Page 266: ...nnn Context Excessive paper has accumulated on the finisher Action Remove paper accumulated in the indicated stacker of the finisher The tray cassette of paper to which printing is intended is removed...

Page 267: ...o the slot of the image drum Turn the lever of toner cartridge clockwise until it stops Close the top cover This is not the correct toner cartridge for this model Error 554 Yellow Error 555 Magenta Er...

Page 268: ...red label Take the new toner cartridge out of it s packaging and shake sideways and up and down several times Hold the toner cartridge horizontally and remove the tape Remove the orange stopper at the...

Page 269: ...t Return the drum basket Open the side cover at the exit part Remove any remaining paper if it is present Close the side cover at the exit part Close the top cover Shows that because of paper jamming...

Page 270: ...ode nnn Context Paper is stuck inside the finisher due to a paper jam Action Separate the finisher from the inverter by pressing the finisher lever Open the front cover of the finisher Output any rema...

Page 271: ...rforms recovery printing resuming operation Check Paper Paper Multi Feed TRAY Please see HELP for details Error Code 401 Context Multiple sheets of paper were fed through together Action Pull out the...

Page 272: ...ver Paper Jam COVER Please see HELP for details Error Code nnn Context Paper jam occurred during the paper feed process Action Remove any paper from the MPTray Open the indicated cover Gently pull and...

Page 273: ...he side cover of the exit part Remove any remaining paper if it is present Close the side cover of the exit part Close the top cover Shows paper was jammed near the duplex unit of the printer Error 37...

Page 274: ...ose the upper cover Check the upper cover at the other side as well Close the cover of the duplex unit Insert the duplex unit into the original location Shows paper was jammed in the inverter of the p...

Page 275: ...er and remove any remaining paper Close the top cover Connect the finisher to the inverter Shows paper was jammed in the finisher of the printer finisher related Error 594 JAM05 Saddle Transport Path...

Page 276: ...stapler unit Close the front cover of the finisher Shows paper was jammed in the finisher of the printer finisher related Error 590 JAM01 Before Input Check Finisher Paper Jam Please see HELP for deta...

Page 277: ...tridge if required Install the image drum to the correct position matching its colored label with that on the toner cartridge Close the top cover Notifies the image drum of the printer is at the end o...

Page 278: ...lever to the left Close the printer top cover Turn on the printer power Notifies the transfer belt of the printer is at the end of its life The end of the life which is an error is counted by its coun...

Page 279: ...r pauses printing Opening and closing the cover of the printer places the printer in the notification state Replace Waste Toner Box Waste Toner Full Please see HELP for details Error Code 357 Context...

Page 280: ...e printer is not properly installed Error 340 Yellow Error 341 Magenta Error 342 Cyan Error 343 Black Check Image Drum COLOR Please see HELP for details Error Code nnn Context The indicated drum has n...

Page 281: ...e Check Waste Toner Box Please see HELP for details Error Code 331 Context The waste toner box has not been installed correctly Action Raise the control panel Hold both sides of the printer s front co...

Page 282: ...WN RESTART button is pressed for a moment Turn off power or press RESTART button Shows the printer caused a fatal error Power Off On nnn Fatal Error Shows the printer caused a fatal error Service Call...

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Oki C910, Service Manual

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