Oki C9200 Maintenance Manual Download Page 1

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41388601TH Rev.6

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Oki Data CONFIDENTIAL

C9400/C9200
Color LED Page Printer

MAINTENANCE
MANUAL

ODA/OEL/INT

2002-12-10 Rev.6

Summary of Contents for C9200

Page 1: ...41388601TH Rev 6 1 142 Oki Data CONFIDENTIAL C9400 C9200 Color LED Page Printer MAINTENANCE MANUAL ODA OEL INT 2002 12 10 Rev 6 ...

Page 2: ...rakami 2 2000 12 13 8 Correction of errors in K Yamazaki the parts list 3 2001 05 15 CN11 Kasuya 4 2001 10 12 K Yamazaki 5 2002 11 27 K Yamazaki 6 2002 12 10 NP34 Ueda Rev No Date No Corrected items Page Description of change Person in charge Document Revision History ...

Page 3: ...Notices The contents of this manual are subject to change without prior notice Although reasonable efforts have been taken in the preparation of this manual to assure its accuracy this manual may still contain some errors and omissions OKI will not be liable for any damage caused or alleged to be caused by the customer or any other person using this maintenance manual to repair modify or alter C94...

Page 4: ...nks Multipurpose tray top cover Multipurpose tray drive gear 33 2 3 14 Drum contact Assys 34 2 3 15 Registration roller Assy A Registration drive gear A 35 2 3 16 Registration roller Assy B 36 2 3 17 Registration clutch Registration motor Assy 37 2 3 18 Cooling fan 38 2 3 19 Color registration sensor Assy 39 2 3 20 Duplex guide Assy 40 2 3 21 Electrical chassis Electrical chassis cooling fan 41 2 ...

Page 5: ...68 4 2 Cleaning 68 4 3 Cleaning of LED Lens Array 68 4 4 Cleaning of Pick up Roller 68 5 TROUBLESHOOTING PROCEDURES 69 5 1 Tips for Troubleshooting 69 5 2 Check Points before Correcting Image Problems 69 5 3 Tips for Correcting Image Problems 69 5 4 Preparation for Troubleshooting 70 5 5 Troubleshooting Flow 70 5 5 1 LCD Message List 71 5 5 2 LCD message troubleshooting 79 5 5 3 Image troubleshoot...

Page 6: ...tection Fuser temperature detection Ambient temperature and humidity detection Toner remaining detection Color registration sensor ID belt and fuser checks C ID Unit M ID Unit Y ID Unit K ID Unit C ID M Heater M ID Y ID K ID Belt MT Registration Hopping Geared motor DC motor Operator Panel Centronics USB IDE HDD DC FAN Ethernet ROM DIMM 3 SDRAM DIMM 4 Controller Block 1 SPECIFICATIONS 1 1 Basic Sy...

Page 7: ... Specifications The inside of the printer is composed of the followings Electrophotographic Processor Paper Paths Controller Block CU and PU Operator Panel Power Units High Voltage Unit and Low Voltage Unit Figure 1 2 shows the printer configuration Figure 1 2 ...

Page 8: ... Data CONFIDENTIAL 1 3 Option Configuration The followings are available as options on C9400 C9200 1 2nd Tray 3rd Tray 2 Duplex Unit 3 Large Capacity Tray 4 Expansion Memory 64 128 256MB 5 Internal Hard Disk 6 Ethernet Board ...

Page 9: ...r minute Monochrome 26 pages per minute Transparency 15 pages per minute Postal Card Label Thick Paper 10 pages per minute 5 Resolution 600 600 dots per inch 6 Power Input 100VAC 10 7 Power Consumption Peak 1400W Normal Operation 550W 5 duty Idle 150W Power Saving Mode 50W 8 Frequency 50Hz or 60Hz 2 9 Noise Operating 54 dB without Second tray Standby 45 dB Power Saving 43 dB 10 Consumable Life Ton...

Page 10: ...toner Transport Max One Month 20 to 122 29 to 50 With drum and without toner Transport Max One Month 20 to 122 29 to 50 With drum and toner Relative Humidity Max Wet Bulb Temperature ºC Remark Operating 20 to 80 25 50 to 70 Humidities to assure full color print quality Non Operating 10 to 90 26 8 Power off Storage 10 to 90 35 Transport 10 to 90 40 12 Temperatures and Relative Humidities Temperatur...

Page 11: ... use the following procedure 1 Connect the AC cable and the interface cable to the printer 2 Insert the AC inlet plug into the AC receptacle 3 Flip the power switch of the printer on to I 2 Do not disassemble the printer so long as it operates properly 3 Minimize the disassembly Do not detach parts other than those shown in the replacing procedure 4 For maintenance applications use designated tool...

Page 12: ... Philips screwdriver Magnetized No 3 100 screwdriver No 5 200 screwdriver Digital multimeter Pliers Handy cleaner LED Head cleaner P N 4PB4083 2248P001 1 1 1 1 1 1 1 2 2 5 mm screws 3 5 mm screws Cleans LED head 9 High voltage probe 1 7 1 Maintenance Tools Table 2 1 lists tools necessary to replace the units Table 2 1 Maintenance Tools ...

Page 13: ...41388601TH Rev 6 13 Oki Data CONFIDENTIAL 2 2 Parts Layout Figure 2 1 ...

Page 14: ...41388601TH Rev 6 14 Oki Data CONFIDENTIAL Figure 2 2 Top Cover Assy ...

Page 15: ...41388601TH Rev 6 15 Oki Data CONFIDENTIAL Figure 2 3 Printer Unit 1 2 ...

Page 16: ...41388601TH Rev 6 16 Oki Data CONFIDENTIAL Figure 2 4 Printer Unit 2 2 ...

Page 17: ...41388601TH Rev 6 17 Oki Data CONFIDENTIAL Figure 2 5 Cassette Guide Assy L R ...

Page 18: ...41388601TH Rev 6 18 Oki Data CONFIDENTIAL Figure 2 6 ...

Page 19: ...41388601TH Rev 6 19 Oki Data CONFIDENTIAL A B C D E A B C D E Figure 2 7 Duplex Unit ...

Page 20: ...ator 1 2 3 24 41578501 Entrance Sensor Actuator 2 2 3 26 40841801 Entrance Sensor Actuator 3 2 3 26 41621801 Registration Shutter Solenoid Assy 41488801 Registration Shutter 41589401 Registration Shutter Spring 41641701 Fuser Driver Gear A 2 3 27 41095901 Fuser Exit Roller 2 3 27 4PP4043 4489P001 Fuser Exit Roller Bushing L 2 3 27 4PP4076 3949P001 Fuser Exit Roller Bushing R 2 3 27 41189701 4 Drum...

Page 21: ...41388601TH Rev 6 21 Oki Data CONFIDENTIAL 2 1 1 1 2 3 1 Top cover 1 Open the top cover Assy 2 Remove the nine screws 1 to detach the top cover 2 ...

Page 22: ...g 1 Open the top cove 1 2 Remove the three cables and unhook the LED Assy 2 at the two places to demount it The two springs 3 become detached together with the LED Assy 2 3 Detach the LED connector 4 When assembling attach the LED connector 4 to the LED head and insert the flat cable ...

Page 23: ... section 2 3 1 2 Remove the rear cover see section 2 3 12 3 Remove the front cover see section 2 3 11 4 Remove the electrical chassis see section 2 3 21 5 Unscrew the screws 1 and 2 to remove the limiters F 3 and R 4 6 Remove the inner shaft 5 then the top cover unit 8 The inner springs 6 and 7 become detached ...

Page 24: ...Eject roller 1 Detach the control panel bezel 1 2 Remove the screws 2 to demount the control panel 3 3 Detach the control panel tape harness 4 4 Remove the screws 6 unhook the connector 7 and demount the LED control PWB 8 5 Unscrew the screws 9 to remove the plate 0 6 Disengage the claw to demount the toner sensor A 7 Demount the stacker full sensor B 8 Unscrew the eject sensor bracket C D ...

Page 25: ...ONFIDENTIAL 3 1 1 2 4 4 2 3 5 Top cover handle Tope cover latch Top cover latch spring 1 Remove the two screws 1 to detach the top cover handle 2 and disengage the top cover latch 3 The two top cover latch springs 4 become detached ...

Page 26: ...41388601TH Rev 6 26 Oki Data CONFIDENTIAL 1 1 1 1 2 2 3 6 Eject guide Assy 1 Remove the seven screws 1 to detach the eject guide Assy 2 ...

Page 27: ...ssette Assy Blind cover Side cover R Assy 1 Detach the cassette Assy 1 2 Disengage the blind cover 2 at the two places to detach it 3 Unscrew the two screws to remove the stopper 4 4 Disengage the claw on the left support of the side cover R to detach the side cover R ...

Page 28: ...41388601TH Rev 6 28 Oki Data CONFIDENTIAL 1 1 1 2 3 8 Feed rollers 1 Remove the cassette 2 Unlatch and demount the feed rollers 1 ...

Page 29: ...41388601TH Rev 6 29 Oki Data CONFIDENTIAL 1 1 2 2 3 9 Left side cover 1 Remove the four screws 1 to detach the left side cover 2 ...

Page 30: ...01TH Rev 6 30 Oki Data CONFIDENTIAL 1 2 2 2 3 10 Face up tray 1 Open the face up tray in the arrow direction and move the links 2 out of engagement at two places each of the links to detach the face up tray 1 ...

Page 31: ...388601TH Rev 6 31 Oki Data CONFIDENTIAL 4 4 2 3 4 4 4 1 2 3 11 Front cover 1 Open the top cover 1 2 Disengage the claws and remove the blind cover 2 3 Unscrew the six screws 4 to detach the front cover 3 ...

Page 32: ...41388601TH Rev 6 32 Oki Data CONFIDENTIAL 1 2 4 3 3 2 3 12 Rear cover 1 Open the top cover 1 2 Remove the five screws 3 and 4 to detach the rear cover 2 ...

Page 33: ...ive gear 1 Remove the rear cover see section 2 3 12 2 Remove the front cover see section 2 3 11 3 Unscrew the three screws 1 to detach the multipurpose tray top cover 2 4 Unscrew the two screws 3 and remove the connector to detach the multipurpose tray 4 5 Disengage 4 and 5 to detach the multipurpose tray cover Assy 5 the links 7 become detached 6 Unhook and detach the multipurpose tray drive gear...

Page 34: ...41388601TH Rev 6 34 Oki Data CONFIDENTIAL 1 2 3 14 Drum contact Assys 1 Insert a flatblade screwdriver between the printer case and the drum contact Assy 1 to demount the drum contact Assy ...

Page 35: ...gistration drive gear A 1 Remove the front cover see section 2 3 11 2 Remove the rear cover see section 2 3 12 3 Remove the multipurpose tray see section 2 3 13 4 Unscrew the four screws 1 to demount the registration roller Assy A 2 5 Remove the E ring 3 to detach the registration gear A 4 ...

Page 36: ...ve the front cover see section 2 3 11 3 Remove the rear cover see section 2 3 12 4 Remove the electrical chassis see section 2 3 21 5 Remove the registration clutch see section 2 3 17 6 Remove the printer chassis see section 2 3 23 7 Unscrew the four screws and pull out the registration Assy B 2 in the arrow direction ...

Page 37: ...Registration motor Assy 1 Remove the left side cover see section 2 3 9 2 Remove the electrical chassis see section 2 3 21 3 Remove the connector and the E ring 1 then screws 3 and 4 and then the earth plate 5 4 Removetheconnectorandunscrewthetwoscrews6todemounttheregistrationmotorAssy 7 ...

Page 38: ...41388601TH Rev 6 38 Oki Data CONFIDENTIAL 1 3 2 air direction 2 3 18 Cooling fan 1 Unhook the connector 1 and remove the screws 2 and the cooling fan 3 ...

Page 39: ... Rev 6 39 Oki Data CONFIDENTIAL 1 1 3 4 1 2 2 2 3 19 Color registration sensor Assy 1 Remove the two screws 1 and the three connectors to demount the color registration sensor Assy 2 2 Remove the earth plate B 3 ...

Page 40: ...41388601TH Rev 6 40 Oki Data CONFIDENTIAL 1 Main chassis L side 2 2 2 3 20 Duplex guide Assy 1 Unlatch and demount the duplex guide Assy 1 2 Remove the springs 2 ...

Page 41: ...g fan 1 Unscrew the five screws 1 and two screws 2 to remove the plate A 3 2 Unscrew the thirty one screws 4 to remove the shield plate B 5 3 Remove the printer engine controller PWB see section 2 3 22 4 Unscrew the eleven screws 6 to detach the electrical chassis 7 5 Unscrew the two screws 8 to demount the electrical chassis cooling fan 9 ...

Page 42: ...22 Printer engine controller PWB 1 Remove the rear cover see section 2 3 12 2 Remove the electrical chassis and the electrical cooling fan see section 2 3 21 3 Remove the five screws 1 and all the connectors to demount the printer engine controller PWB 2 ...

Page 43: ...43 Oki Data CONFIDENTIAL 4 4 4 3 3 4 3 4 5 1 2 3 3 2 3 23 Printer unit chassis 1 Unscrew the screw 1 and remove the AC switch Assy 2 2 Remove the four black screws 3 and six screws 4 to detach the printer unit chassis 5 ...

Page 44: ...IDENTIAL 1 Main chassis 2 3 24 Entrance cassette sensor actuator 1 Remove the printer unit chassis see section 2 3 12 2 Turn over the main chassis 3 Remove the two clamps with tweezers to demount the entrance cassette sensor actuator 1 ...

Page 45: ...41388601TH Rev 6 45 Oki Data CONFIDENTIAL 1 2 2 3 25 Entrance sensor PWB 1 Remove the registration roller Assy B see section 2 3 16 2 Remove the two screws 1 to demount the entrance sensor PWB 2 ...

Page 46: ...TIAL 2 1 2 3 26 Entrance MT sensor actuator and Entrance belt sensor actuator 1 Remove the entrance sensor PWB R71 see section 2 3 25 2 Unlatch and detach the entrance MT sensor actuator 1 3 Unlatch and detach the entrance belt actuator 2 ...

Page 47: ...roller 1 Unscrew the two screws 1 to remove the fan Assy 2 2 Unscrew the fuser eject roller contact 4 3 Remove the fuser drive gear 5 4 Unscrew the fuser drive gear Assy 8 5 Remove the screws and washers 0 to demount the fan A 6 Unlatch and detach the fuser eject roller bearing L B and fuser eject roller C ...

Page 48: ...41388601TH Rev 6 48 Oki Data CONFIDENTIAL 1 2 2 3 28 Eject sensor Assy 1 Remove the fuser eject roller see section 2 3 27 2 Remove the screw 1 and connector 2 to demount the red blue eject sensor Assy 2 ...

Page 49: ...41388601TH Rev 6 49 Oki Data CONFIDENTIAL 3 1 2 2 3 29 Fuser latching handle L 1 Remove the latching handle spring 1 2 Unscrew the fuser latching handle L 2 3 ...

Page 50: ...TH Rev 6 50 Oki Data CONFIDENTIAL 2 3 1 1 2 3 30 Belt motor Assy 1 Remove the fuser latching handle R see section 2 3 21 2 Unscrew the two screws 1 to detach the two connector 2 3 Demount the belt motor Assy 3 ...

Page 51: ...1 Oki Data CONFIDENTIAL 3 1 2 2 3 31 Fuser latching handle R 1 Remove the printer unit chassis see section 2 3 23 2 Remove the E ring 1 3 Remove the fuser latching handle spring 2 to detach the fuser latching handle R 3 ...

Page 52: ...1388601TH Rev 6 52 Oki Data CONFIDENTIAL 1 2 1 2 3 32 Main motor Assy 1 Remove the belt motor Assy see section 2 3 30 2 Remove all the connector 3 Remove the two screws 1 to demount the main motor Assy 2 ...

Page 53: ...ta CONFIDENTIAL 4 2 1 3 2 3 33 Contact Assy Side plate Assy 1 Remove the printer unit chassis see section 2 3 23 2 Remove the four screws 1 to detach the side plate Assy 2 3 Remove the three screws 3 to detach the contact Assy 4 ...

Page 54: ...ata CONFIDENTIAL 1 3 8 A 2 7 6 5 0 9 0 0 2 2 B 2 3 34 Low voltage power supply 1 Remove the printer unit chassis see section 2 3 23 2 Unhook the connector 1 3 Remove the eight screws 2 to demount the low voltage power supply 5 ...

Page 55: ...TIAL 2 2 1 3 2 3 35 High voltage power supply 1 Remove the contact Assy see section 2 3 33 2 Unhook the connector of the high voltage power supply 1 3 Remove the two screws 2 to detach the high voltage power supply 1 and the tape harness 3 ...

Page 56: ... supply and high voltage power supply see sections 2 3 34 and 2 3 35 3 Unscrew the five screws 1 to remove the lower plate 2 4 Unscrew the six screws 3 to demount the main feed Assy 4 5 Unscrew the screws 5 to detach the cable and then the PCB size board 6 6 Unscrew the screw 7 to detach the duplex connector 8 7 Unscrew the screws 9 to detach the second tray connector 0 ...

Page 57: ...41388601TH Rev 6 57 Oki Data CONFIDENTIAL 3 2 2 3 37 Fuser unit 1 Open the top cover 1 2 Push the right and left fuser levers blue 2 in the arrow direction to detach the fuser unit 3 ...

Page 58: ...388601TH Rev 6 58 Oki Data CONFIDENTIAL 1 2 3 2 3 38 Belt unit 1 Open the top cover 1 2 Remove the I D unit 3 Push the lever blue 2 in the arrow direction raise the handle blue and detach the belt unit 3 ...

Page 59: ...6 59 Oki Data CONFIDENTIAL 1 3 2 5 4 2 3 39 Duplex unit 1 Remove the cassette Assy the front cover and the front cover inner buffle 2 Unlatch the rear at the right and left and pull the duplex unit 1 toward the front ...

Page 60: ... 1 1 3 5 4 2 2 3 40 CU Assy 1 Pulling out Control Board 1 Loosen the two screws 1 2 Pull the control board 2 out 3 Place the control board 2 on a flat table 2 Detaching Fan 1 Remove the connector 3 2 Remove the two screws 4 3 Detach the fan 5 ...

Page 61: ... 3 Demounting SWA Board 1 Remove the three screws 6 and screw 7 to detach the fan bracket 8 2 Remove the screw 9 and four screws 0 to detach the plate support A and the guide rail AB 3 Remove the two screws C to detach the guide rail BD 4 Remove the two screws E and two screws F and theplate FG Centro G then demount the SWA board H ...

Page 62: ... MENU Implements fine adjustment of BLACK printing on normal paper when unclear characters or spots are often found on print results With dispersed or snowed printing in the part at high density decrease the value With unclear printing increase the value Implements fine adjustment of COLOR printing on normal paper when unclear characters or spots are often found on the print result With dispersed ...

Page 63: ...thout HDD 0 3 3 With HDD 0 0 3 3 File List Printing Prints a list of files stored on a HDD or in ROM Operation Press of Switch Without HDD 0 3 1 3 With HDD 0 0 3 1 3 Font List Printing PCL Prints a list of PCL fonts Operation Press of Switch Without HDD 0 3 1 1 3 With HDD 0 0 3 1 1 3 Font List Printing PS Prints a list of PS fonts Operation Press of Switch Without HDD 0 3 1 1 1 3 With HDD 0 0 3 1 ...

Page 64: ...f color registration are always required for each part replacement Note When the EEPROM of the PU K73 Board is replaced to a new one color balance must be adjusted Replaced Part LED Head Drum Cartridge Y M C K Fuser Unit Belt Cassette Assy PU K73 Board Adjustment Color balance adjustment Not required Not required Not required Re mounting the EEPROM used prior to the replacement Note ...

Page 65: ...OLOR MENU 3 Press 1 1 1 1 1 or 5 5 5 5 5 to display COLOR BALANCE CORRECTION PATTERN PRINT 4 Press 3 3 3 3 3 to start test printing 5 Press 1 1 1 1 1 to display COLOR BALANCE CORRECTION RESET 6 Choose the number of the color closest to the part on the test pattern If the selected color is 00 the color balance is correct and no adjustment is required If it is not 00 the color balance should be adju...

Page 66: ...41388601TH Rev 6 66 Oki Data CONFIDENTIAL ...

Page 67: ...When replacing the SWA Board or K73 Board the EEPROM used by the user must be removed and re mounted on the new board to deliver the user setting and font installment information to the new board If the EEPROM used by the user is broken and not suitable for further use the EEPROM on the new board may be used ...

Page 68: ...have been printed at 3P J Adjustment after Replacement Replace the Toner cartridge Reset the drum counter after drum replacement Reset the fuser counter Reset the belt counter The above regular part replacement is performed by a user 4 2 Cleaning Theinsideandoutsideofthisprintershouldbecleanedwithwastesandhandcleaner ifnecessary Note Do not touch the Image drum terminal LED lens array and LED head...

Page 69: ...lems 1 Is the printer being run in proper ambient conditions 2 Have the consumables toner and image drum cartridges been replaced properly 3 Is the paper normal See paper specifications section 4 Has the image drum cartridge been loaded properly 5 3 Tips for Correcting Image Problems 1 Do not touch or bring foreign matter into contact with the image drum surface 2 Do not expose the image drum to d...

Page 70: ...message displayed on the LCD 5 5 Troubleshooting Flow If a problem should develop in this printer troubleshoot in the following procedure Problem Problem that results in LCD message indication Image problem and a problem that does not result in LCD message indication Perform troubleshooting with the troubleshooting flow chart See 5 5 2 Perform troubleshooting with the troubleshooting flow chart Se...

Page 71: ...MM RAM Check Error Is the concerned RAM DIMM installed properly Can the printer recover from the error by replacing the RAM DIMM No Yes No Re install the concerned RAM DIMM Replace the RAM DIMM Replace the SWA board The EEPROM needs replacement Service Call 034 Error RAM Configuration Error The CU RAM installation or derwas not followed Is the installation order followed Can the printer recover fr...

Page 72: ...he CU Assy properly Replace the SWA board The EEPROM needs replacement Service Call 090 Error Error detected at Staple Motor in the Finisher 1 Is the error message displayed Yes Yes Turn off on the printer Replace the Stapler Motor in the Finisher Yes Replace the Tray Elevator Motor in the Finisher Service Call 091 Error Error detected at Tray Elevator Motor in the Finisher 1 Is the error message ...

Page 73: ... hermistor H or L temperature error 1 Is the error message displayed 2 Does the error repeat Yes Yes Turn off on the printer Replace the Thermistor and turn off the printer Leave it for 30 min Service Call 172 Error 176 Error High temperature error detected at Thermistor 1 Is the error message displayed 2 Does the error repeat Yes Yes Turn off on the printer Replace the Thermistor and turn off the...

Page 74: ...ammed paper See Fig 5 5 2 No 367 Replace the Finisher unit Check DUPLEX 371 Paper Jam Paper jam detected at the Duplex unit 1 Is a paper jammed in the Duplex unit Yes No Remove the jammed paper Check the Duplex unit or replace it Service Call 181 Error 185 Error Communication failure with an option unit detected by Engine 1 Is the error message displayed 2 Does the error repeat Yes Yes Turn off on...

Page 75: ...ch operate normal Yes No Remove the jammed paper Replace the Paper entry switch Open Stacker Cover 400 Paper Size Error Paper in a size different 45 mm or more from the specification detected at the Printer engine 1 Is the paper in a custom size 2 Is the paper in the standard size Yes Yes No No action required Adjust the Paper size guide of the cassette Check Stapler Cartridge 471 Stapler Cartridg...

Page 76: ...user counter has reached the lifevalue 1 Is the error message displayed 2 Does the error occur soon after Fuser unit replacement Yes No Check the fuser life Replace the Fuser unit immediately or at the next maintenance Job Offset Home Error The Job offset assy does not operate or cannot detect the home position Does the Job offset assy operate normally Yes No Replace the Job offset sensor Replace ...

Page 77: ...ted at Power Unit temperature rise Error detected at charge output or Interface signals in High voltage Power Unit Error detected at fan for a heater exhaust gas Action Change FAN 4 Change FAN 1 or and FAN 2 when a error occurs and the FAN 1 or FAN 2 are not turnning In this case please also check contents of 5 5 2 LCD message troubleshooting 6Fan motor error If Both FAN 1 and FAN 2 are turnning c...

Page 78: ...AM 02 JAM 01 JAM 05 JAM 07 JAM 04 A K Q a h e f g b c d B M N Sensor Switch Roller Motor Paper path O P C D L F G J E R H I Upper cover no sensor Lower cover Bin 1 face up Bin 2 face down Numbers are error code 361 365 364 367 366 363 362 Figure 5 5 2 The position which paper Jam occurs See the Numbers with under line 361 367 ...

Page 79: ...on the message No Problem Flowchart Number 1 The printer does not work normally after being turned on 1 2 JAM Error Paper Input Jam 1st Tray 2 1 Paper Input Jam MT 2 2 Paper Feed Jam 2 3 Paper Eject Jam 2 4 DUPLEX Jam 2 5 3 Paper Size Error 3 4 I D Unit Up Down Error 4 5 Fuser Unit Error 5 6 Fan Motor Error 6 Note When replacing the engine board L73 PWB demount the EEPROM chip from the old board a...

Page 80: ...pplied on the POWER connector of the engine board K73 PWB Pin 11 12 13 14 5V Pin 3 4 5 6 23 24 25 26 27 28 29 30 0V No Check the connection of the POWER connector or replace the low voltage power supply unit Yes Replace the engine board Yes Are the following voltages supplied to the PU connector of the main board Pin 137 147 187 197 5V Pin 125 136 175 186 3 3V Pin 148 198 12V Pin 101 124 149 174 1...

Page 81: ...B Pin 4 Entrance cassette sensor Pin 2 Entrance MT sensor No Check the signal cable connection or replace the sensor board R71 PWB Yes Check the signal cable connection or replace the engine board K73 PWB No Does the paper jam occur immediately after the paper is fed Yes Does the paper reach the entrance cassette sensor or the entrance MT sensor Yes Go to No Replace the feed roller or the Retard P...

Page 82: ...operly with the signal on the FSENS connector pin on the engine board K73 PWB Pin 2 Entrance MT sensor No Check the connection of the signal cable or replace the sensor board R71 PWB Yes Check the signal cable connection or replace the engine board No Does the paper jam occur immediately after paper is fed Yes Does the paper reach the entrance MT sensor Yes Go to No Replace the multipurpose tray a...

Page 83: ...ignal cable connection Is it attached properly No Connect the cable properly Yes Replace the engine board No Does the paper jam occur immediately after paper is fed Yes Does the paper reach the write sensor Yes Go to No Is the registration motor rotating No Is the resistance of the registration motor at the rated value approx 7 9 Ω No Replace the registration motor Yes Check the gear engagement or...

Page 84: ...73 PWB Pin 8 Ejection sensor No Check the signal cable connection or replace the ejection sensor Yes Replace the engine board No Dose the heat motor rotate properly No Is the resistance of the heat motor at the rated value approx 7 9 Ω No Replace the heat motor Yes Is 32V supplied to the POWER connector Pins 7 10 on the engine board No Replace the low voltage power supply unit Yes Check the connec...

Page 85: ...ear sensor and front sensor in the DUPLEX unit operate properly No Replace the defective sensor Yes Check the cable connections at the in sensor rear sensor and front sensor of the DUPLEX unit or replace the DUPLEX unit board V73 PWB No Does the paper jam occur immediately after paper is fed into the DUPLEX unit Yes Is the DUPLEX motor rotating No Replace the DUPLEX motor Yes Check gear engagement...

Page 86: ...he lever of the entrance belt sensor operate normally No Replace the defective sensor lever Yes Does the entrance belt sensor work properly Operate the sensor lever and confirm that the sensor works properly verify the signal on the FSENS connector pin on the engine board K73 PWB Pin 6 Entrance belt sensor No Check cable connection or replace the sensor board R71 PWB Yes Do all the paper size dete...

Page 87: ...voltage power unit Yes Check cable connection or replace the engine board Yes Does the IDU sensor lever work adequately No Check gear engagement and the sensor lever operation or replace the defective gear or sensor lever Yes Does the IDU sensor operate properly Verify the signal on the JODEN connector pins on the driver board K73 PWB Pin 4 IDU sensor cyan Pin 14 IDU sensor black Pin 2 IDU sensor ...

Page 88: ...it See Figure 5 1 at room temperature 0 C 43 C approx 190 980 Ω Yes Replace the fuser unit No No Does the fuser error occur about 3 min after the printer is turned on No Go to Yes Is the fuser s heater on Does it get hot Yes Replace the engine board No Replace the fuser unit No Does AC voltage appear between CN1 connector Pin 1 and Pin3 of the low voltage power supply unit No Replace the low volta...

Page 89: ... engine board K73 PWB No Is 32V supplied to the POWER connector pins on the engine board K73 PWB 32V Pin 7 8 9 10 No Check cable connection or replace the low voltage power supply unit Yes Replace the engine board Yes Replace the fan of the engine board Yes Does the fuser fan rotate after the printer is turned on No Is 32V supplied to the JOBOFF connector Pin 5 on the engine board K73 PWB No Is 32...

Page 90: ...on Figure 5 2 F 5 Poor fusing Images are blurred or peeled off when touched with a hand 6 Cyclical printout defects Figure 5 2 E 7 Missing characters 8 Color misalignment 9 Printout colors different from the original 0 5 5 3 Image troubleshooting When the printout images are not satisfactory as shown below follow the troubleshooting procedures given in this section Figure 5 2 Light or blurred imag...

Page 91: ...ED head assy magenta CPOW connector Pin 3 LED head assy cyan BPOW connector Pin 3 LED head assy black No Replace the junction board Y71 PWB Yes Check the cable connection or replace the LED head assy No Check the cable connection or replace the low voltage power supply unit Recovered Yes End No Is 32V supplied to the POWER connector pins on the engine board K73 PWB 32V Pins 7 8 9 and 10 No Check c...

Page 92: ...POW connector Pin 3 LED head assy yellow MPOW connector Pin 3 LED head assy magenta CPOW connector Pin 3 LED head assy cyan BPOW connector Pin 3 LED head assy black No Replace the junction board Y71 PWB Yes Check the cable connection or replace the LED head assy No Check the cable connection or replace the low voltage power supply unit Recovered Yes End No Is 32V supplied to the POWER connector pi...

Page 93: ... black No Replace the junction board Y71 PWB Yes Check the cable connection or replace the LED head assembly No Is 32V supplied to the POWER connector pins of the engine board K73 PWB 32V Pin 7 8 9 10 No Check the cable connection or replace the low voltage power supply unit Yes Is 32V supplied to the HVOLT connector Pin 5 of the engine board K73 PWB No Replace the engine board Yes Check the cable...

Page 94: ...Recovered Yes End No Is the engine board K73 PWB connected with the junction board Y71 PWB correctly No Connect the engine board with the junction board correctly Yes Check the cable connection or replace the engine board K73 PWB Recovered Yes End No Is each ID terminal connected to the contact assembly correctly See Figure 5 3 No Connect the ID terminals with the contact assembly correctly Yes Re...

Page 95: ...nection or replace the junction board Y71 PWB Recovered Yes End No Is the engine board K73 PWB connected with the junction board correctly No Connect the engine board with the junction board correctly Yes Check the cable connection or replace the engine board K73 PWB Recovered Yes End No Is each ID terminal connected to the contact assembly correctly See Figure 5 3 No Connect the ID terminals with...

Page 96: ...nectorPin1andPin3ofthelow voltagepower supply unit No Replace the low voltage power supply unit Yes Is the resistance of the heat roller thermistor within the rated value See the Figure 5 1 at room temperature 0 C 43 C approx 190 980 Ω No Replace the fuser unit Yes Is the resistance of the back up roller thermistor within the rated value See the Figure 5 1 at room temperature 0 C 43 C approx 190 9...

Page 97: ...ponding counter must be reset in the user maintenance mode Cycle Defective Part Solution 94 3 mm Image Drum Replace the ID unit 49 6 mm Developing Roller Replace the ID unit 67 6 mm Toner Supply Roller Replace the ID unit 44 0 mm Charge Roller Replace the ID unit 113 mm Fuser Roller Replace the fuser unit 57 8 mm Transfer Roller Replace the belt cassette assembly ...

Page 98: ...WB Yes Check the cable connection or replace the LED head assembly No Check the cable connection or replace the low voltage power supply unit Recovered Yes End No Is 32V supplied to the POWER connector of the engine board K73 PWB 32V Pin 7 8 9 10 No Check the cable connection or replace the low voltage power supply unit Yes Is 32V supplied to the HVOLT connector pin 5 of the engine board K73 PWB N...

Page 99: ...lace the junction board Y71 PWB Recovered Yes End No Is engine board K73 PWB connected to the junction board Y71 PWB correctly No Connect the boards correctly Yes Check the cable connection or replace the EEPROM of the engine board Recovered Yes End No Replace the engine board Recovered Yes End No Is each ID terminal connected to the contact assembly correctly See Figure 5 3 No Connect the ID term...

Page 100: ... No Replace the junction board Y71 PWB Yes Check the cable connection or replace the LED head assembly No Check the cable connection or replace the low voltage power supply unit Recovered Yes End No Is 32V supplied to the POWER connector of the engine board K73 PWB 32V Pin 7 8 9 10 No Check the cable connection or replace the low voltage power supply unit Yes Is 32V supplied to HVOLT connector pin...

Page 101: ...41388601TH Rev 6 101 Oki Data CONFIDENTIAL Figure 5 3 Ground Charge Roller Developing Roller Toner Supply Roller ...

Page 102: ...it Diagram Illustration Resistance Between pins 1 and 2 7 9Ω Between pins 3 and 4 7 9Ω Between pins 1 and 2 2 4Ω Between pins 3 and 4 2 4Ω Between pins 1 and 2 2 4Ω Between pins 3 and 4 2 4Ω Transfer Belt Motor Main Motor Y Main Motor M Yellow Orange Black Black M 1 2 3 4 M 1 2 3 4 M 1 2 3 4 ...

Page 103: ...ram Illustration Resistance Between pins 1 and 2 2 4Ω Between pins 3 and 4 2 4Ω Between pins 1 and 2 2 4Ω Between pins 3 and 4 2 4Ω Between pins 1 and 2 7 9Ω Between pins 3 and 4 7 9Ω Main Motor C Main Motor B MT Resistration Motor M 1 2 3 4 M 1 2 3 4 M 1 2 3 4 ...

Page 104: ... Brown M 1 2 3 4 Unit Circuit Diagram Illustration Resistance Between pins 1 and 2 7 9Ω Between pins 3 and 4 7 9Ω Between pins 1 and 2 23Ω Between pins 3 and 4 23Ω Between pins 1 and 2 7 9Ω or 8 4Ω Between pins 3 and 4 7 9Ω or 8 4Ω Fuser Motor Feeder Motor Offset Motor M 1 2 3 4 M 1 2 3 4 ...

Page 105: ...ta CONFIDENTIAL Unit Circuit Diagram Illustration Resistance Geared Motor Low voltage Absorption CU Low voltage Ejection Fuser Fan CN 1 M CN 2 Red Black 32 V 1 FANALM N 3 0 V 2 M Yellow Red Black 32 V 1 FANALM N 3 0 V 2 M Yellow ...

Page 106: ...r Between pins a and b Between pins c and d 231 4kΩ Between pins e and f 231 4kΩ at 25 C 2 Between pins a and b Between pins c and d 0Ω or open Between pins e and f 231 4kΩ at 25 C Fuser Unit a b Heater e f Thermistor c d Fuse e f Thermistor c d Thermistor Left Center ID and Fuser Red Black 5 V 1 3 0 V 2 M Yellow CU Board Red Black 5 V FANALM N 1 3 0 V 2 M White ...

Page 107: ...07 Oki Data CONFIDENTIAL 6 2 Parts Layout on Boards 1 Print Engine Controller PWB K73 CPUFL1 FSENS OPTN JODEN PARTTEMP RSNS DUPLEX DUCOV PSIZE HVOLT POWER BELTSNS CUIF TR10P REG BELTHET SHUTTER HOPFF FRPUCL RCL ID COVOPN ...

Page 108: ...ONFIDENTIAL 2 Main Controller PWB SWA PUIF FAN 3 84 84 84 1 1 1 85 168 C 1 85 168 B 85 168 A DIMM 84 2 85 168 168 168 168 84 1 85 1 85 1 85 1 1 84 3 84 4 SDRAM ROM CENT USB 2 3 18 36 1 19 1 4 PCICU A1 B1 C1 A36 B36 C36 IDE 1 2 49 50 ...

Page 109: ...FIDENTIAL 3 LED Control PWB Y71 2 PWB POWER STUCK CPOW2 MPOW2 YPOW2 TNRSNSC TNRSNSM TNRSNSY OPTN KPOW2 TNRSNSK PANEL 4 Duplex Control PWB V73 PWB SNS0 MAIN1 SNS1 CL1 CL2 MOTOR 5 Control Panel PWB X71 PWB SW4 SW8 SW3 SW7 SW2 SW6 SW1 SW5 ...

Page 110: ...Data CONFIDENTIAL 6 N71 PWB JODEN 7 Entrance Sensor PWB R71 PWB HUM WRSNS INSNS1 INSNS2 TNR FSNS 8 Paper Size Sensing PWB PXC B73 PWB CN11 SW1 SW2 SW3 SW4 9 Sensor PWB A73 PWB 10 Option I F PWB C73 PWB LIFT HOP CN1 MAIN1 SAVIF ...

Page 111: ...ata CONFIDENTIAL Figure 7 1 1 3 5 15 21 21 21 21 21 21 21 21 26 28 30 31 21 21 42 21 21 1 2 8 20 14 12 11 19 19 19 19 19 19 19 19 19 19 19 13 23 17 17 17 17 17 17 17 6 22 7 4 3 9 41 25 24 7 PARTS LIST 7 1 Printer Unit Parts List ...

Page 112: ...41388601TH Rev 6 112 Oki Data CONFIDENTIAL A B A B C C C 16 19 17 C 19 18 18 17 17 10 Figure 7 1 2 3 ...

Page 113: ... Fan 37 41410201 a sheet metal to secure PCB Assy SWA 26 41716819 41716820 a gasket bonded to that sheet metal and screws attached to the assembly The number 26 PCB Assy SWA 41716819 41716820 which must be replaced together with the metal and its grouped parts in 34 is given a set of part Nos i e the No of the discrete PCB and the No of the metal 45 Figure 7 1 3 3 ...

Page 114: ...A 120V Replacement Kit OEL APS Replacement Kit ODA 230V Replacement Kit ODA Replacement Kit OEL APS Replacement Kit Name Cover Assy R Cassette Assy Cassette Assy Cover Front CS Cover Blank Cover Front Cover Assy Front Cover Side L Stacker Face Up Assy Cover Rear Cover Assy MT Cover Assy MT MPT Assy 703 MPT Assy 703 MPT Assy 703 Plate Top Gear Z68 Frame Top Frame Assy Top Print Engine Controller PW...

Page 115: ...e APS Consumable ODA ODA ODA ODA OEL OEL OEL OEL APS APS APS APS Name ID Y Type C3 ID M Type C3 ID C Type C3 ID K Type C3 ID Y Type C3 ID M Type C3 ID C Type C3 ID K Type C3 ID Y Type C3 ID M Type C3 ID C Type C3 ID K Type C3 Toner Cartridge_Type_C3_Y 15K Toner Cartridge_Type_C3_M 15K Toner Cartridge_Type_C3_C 15K Toner Cartridge_Type_C3_K 15K Toner Cartridge_Type_C3_Y 15K Toner Cartridge_Type_C3_...

Page 116: ...Duplex APS 1200dpi Duplex ODA 1200dpi OEL 1200dpi APS 1200dpi OEL Option APS Option ODA Option OEL Option APS Option ECO C9400 143 ECO C9400 143 ECO C9400 143 ECO C9400 143 Name PCB Assy SWA PCB Assy SWA EEPROM CU Board TNY Board Memory 64MB Board Memory 64MB Board Memory 64MB Board Memory 128MB Board Memory 128MB Board Memory 128MB Board Memory 256MB Board Memory 256MB Board Memory 256MB Board Me...

Page 117: ...41388601TH Rev 6 117 Oki Data CONFIDENTIAL Figure 7 2 16 16 16 3 9 10 7 8 3 3 3 3 3 3 3 2 2 2 2 15 18 18 14 12 13 5 1 4 11 17 6 ...

Page 118: ...e Cover Assy Stacker LED Assy 1200dpi LED Assy 600dpi LED Assy Spring LED control PWB Lever Stacker Full Cover Assy Inner Sub Cover Assy Inner Sub LED Harness M LED Harness C LED Harness K LED Harness Y LED Harness Y LED Harness K Sensor Assy Tonner Control Panel Assy Control Panel Bezel Control Panel Bezel Control Panel Tape Harness Control Panel Tape Harness Eject Guide Assy 26pin LED Connector ...

Page 119: ...41388601TH Rev 6 119 Oki Data CONFIDENTIAL Figure 7 3 1 2 12 22 39 39 39 39 37 37 40 1 1 2 4 6 24 39 27 25 26 39 39 39 39 19 3 16 11 9 39 7 5 18 17 10 13 8 42 21 23 20 ...

Page 120: ...41388601TH Rev 6 120 Oki Data CONFIDENTIAL 37 37 37 33 37 37 37 37 37 37 29 27 28 37 30 37 38 37 37 34 32 35 41 43 31 37 36 Figure 7 3 2 2 ...

Page 121: ...gistration Motor Assy Motor Assy Fan Color Registration Sensor Assy Registration Shutter Solenoid Plate ShutterA3 Adhesive Spring Shutter A3 Duplex Guide Assy Printer Unit Chassis Printer Unit Chassis Entrance Cassette Sensor Actuator Entrance MT Sensor Actuator Entrance Belt Sensor Actuator Entrance Sensor PWB Magnet Assy Dup Solenoid sheet Assy Roller Feed C Fuser Exit Roller Bushing L Fuser Exi...

Page 122: ...46301 41589501 40197103 41431602 Remarks ECO C9400 070 Name PWR Unit ACDC Switch 120V PWR Unit ACDC Switch 230V Power Unit High Voltage HV Tape Harness HV Tape Harness Power Supply Insulation Screw M3 6 Screw M4 8 Screw T3 8 Transfer Contact Assy Power Supply Insulation HV FAN Main PUSH FAN Main PUSH per 500 3 3 3 3 3 3 6 3 3 3 per 1000 6 6 6 6 6 6 12 6 6 6 per 2000 12 12 12 12 12 12 24 12 12 12 R...

Page 123: ...41388601TH Rev 6 123 Oki Data CONFIDENTIAL 9 12 11 11 11 11 11 11 11 11 12 12 12 12 12 12 12 12 12 12 8 1 7 10 10 10 7 7 7 9 Figure 7 4 1 2 ...

Page 124: ...41388601TH Rev 6 124 Oki Data CONFIDENTIAL 6 5 4 18 2 12 2 2 3 13 12 12 12 12 12 12 13 12 17 13 16 15 12 12 Figure 7 4 2 2 ...

Page 125: ...083 2500P010 PSW2W3 10C PSW2W3 16C PSW2W3 20C 41488301 Remarks Name Guide Assy R 1st Roller Feed Roller Feed Roller Feed A3 Motor Pulse Hop Motor Pulse Hop Motor Pulse Hop Board A73 Gear Assy Clutch 2pin Rubber Foot Paper Size Sensing PWB Paper Size Sensing PWB Connector Screw T4 6 Screw T4 8 Screw M3 8 Screw T3 10 Screw Screw Screw Gear Assy Clutch 3pin per 500 3 3 3 3 3 3 3 3 3 12 3 3 3 3 per 10...

Page 126: ...41388601TH Rev 6 126 Oki Data CONFIDENTIAL A B C D E A B C D E 2 3 3 1 3 3 3 3 3 3 3 3 3 3 3 4 4 4 4 4 4 4 4 4 3 3 Figure 7 5 ...

Page 127: ...Q ty Unit 1 1 1 2 21 9 Parts No 41178201 41178203 41178207 4PB4043 4718P001 4PB4083 2500P008 4PB4013 3100P006 Remarks ODA OEL APS Name Duplex Unit Duplex Unit Duplex Unit Screw SP3 10 Screw T3 8 Screw M3 6 per 500 per 1000 per 2000 Recommended Q ty Year Duplex Unit ...

Page 128: ...41388601TH Rev 6 128 Oki Data CONFIDENTIAL 20 24 25 1 7 7 7 7 9 23 22 21 9 19 Figure 7 6 1 2 ...

Page 129: ...41388601TH Rev 6 129 Oki Data CONFIDENTIAL Figure 7 6 2 2 4 6 3 12 12 12 12 12 12 17 13 16 15 18 12 6 5 2 12 2 2 12 12 These parts are not attached to the lowest tray ...

Page 130: ...400 061 OEL APS ODA Name Guide R Assy Guide Assy R 1st Guide Assy R 1st Roller Feed Roller Feed Roller Feed A3 Motor Hopping Motor Pulse Hop Board A73 Board B73 B73 Board Rework Gear Assy Clutch Rubber Foot Connector Screw T4 6 Screw T4 8 Screw M3 8 Screw T3 10 Screw Screw Screw Gear Assy Clutch Cassette Assy Opt Cassette Assy Opt Cover Side L Opt Cover Rear Opt Board V7X Paper Size sensor Board B...

Page 131: ...131 Oki Data CONFIDENTIAL 7 2 C9400 C9200 Finisher for OEL INT Parts Layout No 1 2 3 4 5 Part No 41999549 41999555 41999556 41999558 41999559 Name Left Panel Upper Left Panel Lower Assy Cover T Cover F Cover R 3 4 1 2 5 ...

Page 132: ...41388601TH Rev 6 132 Oki Data CONFIDENTIAL 1 3 Staple Unit 3 a Stapler 3 b Cover Staple B 3 c Cover Staple A 2 3 3 a 3 b 3 c 3 d 3 e ...

Page 133: ...L No 1 2 3 3 a 3 b 3 c 3 d 3 e Part No 41999552 41999554 41999572 41999573 41999574 41999575 41999576 Name Left Panel Upper Decurl Assy Staple Unit Stapler Cover Staple B Cover Staple A Lever B Staple Cartridge 3 d Lever B 3 e Staple Cartridge ...

Page 134: ...41388601TH Rev 6 134 Oki Data CONFIDENTIAL No 1 2 3 4 Part No 41999517 41999520 41999523 41999577 Name Punch Drive Assy Spring B Spring I Cover PWB A 2 1 3 4 ...

Page 135: ...41388601TH Rev 6 135 Oki Data CONFIDENTIAL No 1 2 Part No 41999514 41999515 41999516 41999521 Name Punch Unit Assy 2 Holes Punch Unit Assy 3 Holes Punch Unit Assy 4 Holes Exit Guide Straight Assy 1 2 ...

Page 136: ...41388601TH Rev 6 136 Oki Data CONFIDENTIAL No 1 2 3 Part No 41999553 41999504 41999530 Name Power Supply Plate Assy Bracket I Assy Gear Z16 1 2 3 ...

Page 137: ...Side Harness Assy PWB Plate Assy PWB A Assy 1 2 3 Dup Switch 1 2 3 4 2 Holes 3 Holes 4 Holes No punch DS 1 ON DS 2 OFF DS 1 OFF DS 2 ON DS 1 ON DS 2 ON DS 1 OFF DS 2 OFF Set Dup switch on PWB A Assy as the following table according to the specification of Punch Unit Assy 1 2 ON 1 2 ON 1 2 ON 1 2 ON ...

Page 138: ...99506 41999508 41999519 41999533 41999534 41999537 41999538 41999540 41999541 41999542 41999544 41999546 Name Tension D Assy Hook R Assy Timing Belt A Wire Spring C Electric Drive Clutch Pully Pully T56 Timing Belt B Spring D Bridge Assy Cover Staple Inner A 3 8 7 4 1 10 11 12 6 9 2 5 ...

Page 139: ... 139 Oki Data CONFIDENTIAL No 1 2 3 4 5 6 Part No 41999505 41999507 41999509 41999535 41999536 41999539 Name Hook F Assy Upper Limit Sensor Assy Elevate Motor Assy Timing Belt 60S3M408 Solenoid Assy Flange 3 4 1 6 2 5 ...

Page 140: ...41388601TH Rev 6 140 Oki Data CONFIDENTIAL No 1 2 3 Part No 41999510 41999511 41999513 Name Exit Guide Invert Assy Gate Roller F 2 1 3 ...

Page 141: ...41388601TH Rev 6 141 Oki Data CONFIDENTIAL No 1 2 Part No 41999531 41999569 Name Tractor Motor Putting Roller 2 1 ...

Page 142: ...1388601TH Rev 6 142 142 Oki Data CONFIDENTIAL No 1 2 3 4 5 Part No 41999501 41999502 41999503 41999524 41999525 Name Jogging Assy Guide Stack Assy Center Guide Assy Dust Box Plate Assy Edging T 3 4 1 2 5 ...

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Oki C9200, Maintenance Manual

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