Oki C9300 Series Maintenance Manual Download

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41956001TH Rev.1

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Oki Data CONFIDENTIAL

5. Regular Maintenance .................................................................................. 126

5.1

Parts Replaced Regularly ............................................................................................ 126

5.2

Cleaning ....................................................................................................................... 126

5.3

Cleaning of LED Lens Array ........................................................................................ 126

5.4

Cleaning Pick-up Roller ............................................................................................... 126

6. Troubleshooting Procedures ..................................................................... 127

6.1

Precautions before troubleshooting ............................................................................. 127

6.2

Precautions before handling an abnormal image ........................................................ 127

6.3

Precautions upon handling an abnormal image ........................................................... 127

6.4

Preparing for Troubleshooting ..................................................................................... 128

6.5

Troubleshooting Procedure .......................................................................................... 128

6.5.1

LCD message list ........................................................................................... 129

6.5.2

Preparing for troubleshooting ......................................................................... 135

6.5.3

Troubleshooting for abnormal images ............................................................ 146

6.6

Fuse check ................................................................................................................... 161

7. WIRING DIAGRAM ...................................................................................... 162

7.1

Resistance Check ........................................................................................................ 162

7.2

Parts Layout on Boards ............................................................................................... 168

8. Parts List ...................................................................................................... 175

APPENDIX A INTERFACE SPECIFICATIONS ................................................. 192

1. Parallel Interface Specifications ........................................................................................ 192
2. Universal Serial Bus (USB) Interface Specifications ......................................................... 195

APPENDIX B 2ND/3RD TRAY, HIGHT CAPACITY TRAY UNIT ..................... 196

APPENDIX C C7100/7300/9300/9500 SERIES ERROR MESSAGES ............. 206

C7100/7300/9300/9500 Series (Error messages) ....................................................... 206

C7100/7300/9300/9500 Series (Error messages : Related to Color, Media Detect) ... 213

C7100/7300/9300/9500 Series (Warning messages : Related to usage, media) ........ 216

C7100/7300/9300/9500 Series (Warning messages : Job Account) ........................... 217

C7100/7300/9300/9500 Series (Other Warning) ......................................................... 218

Summary of Contents for C9300 Series

Page 1: ...41956001TH Rev 1 1 220 Oki Data CONFIDENTIAL C9500 C9300 Color LED Page Printer MAINTENANCE MANUAL ODA OEL INT 2002 10 23 Rev 1 ...

Page 2: ...41956001TH Rev 1 2 Oki Data CONFIDENTIAL 1 2002 10 23 Rev No Date No Corrected items Page Description of change Person in change 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 C95...

Page 4: ...tection 43 2 14 Version Read of Units Replaced Periodically 44 2 15 Life Count for Units Replaced Periodically 44 2 16 Toner Consumption Detection 44 3 PARTS REPLACEMENT 45 3 1 Precautions in Replacing Parts 45 3 2 Parts Layout 47 3 3 Replacing Parts 54 3 3 1 Top cover 55 3 3 2 LED Head LED Assy Spring 56 3 3 3 Top Cover Unit 57 3 3 4 Control Panel Assy Control Panel Bezel LED Control PWB Toner Se...

Page 5: ... 3 41 CU Assy 96 4 Adjustment 98 4 0 System Maintenance MENU 98 4 0 1 ID Check Pattern Printing TEST PRINT MENU item 99 4 1 Maintenance Mode and Functions 99 4 1 1 Maintenance menu 99 4 1 2 Engine maintenance mode 101 4 1 2 1 Operator panel 101 4 1 2 2 General self diagnostic mode Level 1 101 4 1 2 2 1 Entering self diagnostic mode Level 1 102 4 1 2 2 2 Exiting self diagnostic mode 102 4 1 2 3 Swi...

Page 6: ...Troubleshooting for abnormal images 146 6 6 Fuse check 161 7 WIRING DIAGRAM 162 7 1 Resistance Check 162 7 2 Parts Layout on Boards 168 8 Parts List 175 APPENDIX A INTERFACE SPECIFICATIONS 192 1 Parallel Interface Specifications 192 2 Universal Serial Bus USB Interface Specifications 195 APPENDIX B 2ND 3RD TRAY HIGHT CAPACITY TRAY UNIT 196 APPENDIX C C7100 7300 9300 9500 SERIES ERROR MESSAGES 206 ...

Page 7: ...empty sensor Paper near empty sensor MT paper empty sensor FF home switch Loading sensor 1 Loading sensor 2 C ID Unit M ID Unit Y ID Unit K ID Unit C ID M ID Y ID K ID Belt Heat MT Registration Hopping Operator Panel 2 ROM DIMMs 3 RAM DIMM IDE I F HDD DC Fan Note Note Option Slot LAN Card made by JCI advanced Sensors Media Thickness Detection Density Detection Color Misalignment Detectin 1 SPECIFI...

Page 8: ... 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 9: ...ay 3rd Tray Note Don t use one for C9200 C9400 2 Duplex Unit 3 High Capacity Tray 4 Expansion Memory 64 128 256 512MB 5 Internal Hard Disk 6 Ethernet Board Note Don t use one for C9200 C9400 Note Don t use one for C9200 C9400 Note Don t use one for C9200 C9400 Note Don t use one for C9200 C9400 Note Don t use one for C9200 C9400 ...

Page 10: ...ied Color Copy Unit Equipped with exclusive auto feeder 9 Dual Purpose Finisher and Copy Unit Table and Copy Unit Extension Rack Color Copy Unit Extension Rack Dual Purpose Finisher and Copy Unit Table 10 2nd 3rd Tray Unit on Casters Note Don t use one for C9200 C9400 ...

Page 11: ...ute Transparency Pages per minute Postal Card Label Thick Paper 12Pages per minute 5 Resolution 600 x 600 dots per inch C9300 1200 1200 dots per inch C9500 6 Power Input 115V 127V 220V 240V 7 Power Consumption Peak 1600W Normal Operation 800W 5 duty Idle 250W Power Saving Mode 70W 8 Frequency 50Hz or 60Hz 2Hz 9 Noise Operating 55 dB without Option units Standby 45 dB Power Saving 43 dB 10 Consumab...

Page 12: ...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 13: ...lack red Cable P19 Cable L4 2P 3P CN7 CN5 CN8 CN9 CN10 3P 16P 6P PCB B73 CN1 3P 2P 2P 14P CN2 3P Stacker Cover Open Switch yellow Cable P18 COVOPN STDUCOV CUIF YPOW Y1200 26P black Cable P17 3P 16P 16P 6P Upper Cover Open Switch Fan OUT yellow Cable P16 Cable FP2 PCB N71 PCB X7N PCB Y73 PCB R71 LV POWER HV POWER PCB K7N PCB A73 black black red Cable P8 Cable P7 Cable P25 Cable P15 Cable FP1 Geard ...

Page 14: ...m 3P 3P Paper End M LED HEAD Cable Y2 3P Cable Y2 3P Cable Y2 3P Cable Y2 3P 6P PCB X7N Cable Y3 blue Cable Y5 14P 3P 4P 3P 34P 3P 6P Cable Y4 Cable Y6 brown Cable Y1 12P 14P red green Stack Full 12P 14P 12P 14P 12P 14P 32P Cable FY3 Cable FY2 Cable FY3 Cable FY3 Cable FY3 Cable FY2 Cable FY2 Cable FY2 red Fan PU 2P MPT Assy Connector for OptionTray FrameAssyHopper blue 3P 3P Feed GuideAssy R_1st ...

Page 15: ...3P 4P 6P 3P Feed cable 7 brown 2P Cover Open cable 8 red cable 11 black cable 9 black 2P 2P 2P 1 PSZ 6 2P 3P Cable 3 white red FeedRollerClutch 2P PCB B73 6P This side is the cutting corner 7P blue black 7P white Hopping LiftUp PCB A73 GDDC 2 1 This side is the cutting corner 3P 6P 13P 7P blue SNSO MAIN1 White 1 13 6 1 7P white CL1 2 1 CL2 3 1 MOTOR 3 1 Front cable 4 green PCB V73 Motor 3P 3P Cabl...

Page 16: ... PSZ 6 2P 3P Cable 3 white red FeedRollerClutch 2P PCB B73 6P This side is the cutting corner 7P blue black 7P white Hopping LiftUp PCB A73 cable F1 This side is the cutting corner 6P 13P 7P blue SNSO MAIN1 White 1 13 6 1 7P white CL1 2 1 CL2 3 1 MOTOR 4 1 PCB V7X Motor MAIN2 1 14 3P 3P Cable 2 PickUpClutch 4P 6P SNS1 6 3 SNS2 1 4 SNS3 GDDC 1 2 1 1 PNEND cable 4 cable 7 Geard Motor cable 1 blue 3P...

Page 17: ... 12V 3 3V 5V 2 5V 14 31818MHz Crystal Resonator M62733ML PU3V PST596 PU12V PST596 5V internal CPU CLK setting Resister PLL702 01 3 3V Regulator PPC 750cx Core 1 8V I O 2 5V 2 5V Regulator CA1 LSI MHM 2030 003 uPD856 11N7 Core 2 5V I O 3 3V CPU I O 2 5V C2 LSI MHM2031 002 DRCLK 3 3V 100MHz RAMCLK From 702 LVC 161284 PLL102 5 33MHz 5 33MHz 3 3V 4 33MHz 3 3V USB C e n t r o L60851 PCI Slot FPGA for I...

Page 18: ...for controlling the controller block are stored in the memory 6 Flash ROM A 4MB flash ROM is surface mounted on the TIG board The flash ROM can store fonts and macros 7 Memory Control LSI CAI A 696 pin BGA package ASIC made by NEC The chip mainly controls a CPU I F memory video data compression and decompression and PU video I F 8 Interface Control LSI C2 A BGA package ASIC made by Toshiba which c...

Page 19: ...deomemorycontrol mainscancolor misalignment correction and skew correction 2 2 Engine Control Board K7N PWB OPTION TRAY INT 28MHz CPU MSM66Q577 FLASH MCON LSI SRAM EEPROM CONTROL PANEL MOTOR DRIVER PULSE MOTOR 9 GEARED MOTOR CLUTCH LED HEAD K LED HEAD Y LED HEAD M LED HEAD C PU FAN FUSER FAN ID BELT FUSER CHECKS CLOCK GENERATOR DCON LSI MOTOR DRIVER CLK RESET DUPLEX PAPER SIZE STACKER FULL CU SDRA...

Page 20: ...r A2919SLBTR A3955SLBTR MTD2005 drives the eight pulse motors to revolve the ID and transport media 7 SRAM This SRAM 628100LG 55L is used as working memory of the CPU 8 SDRAM This SRAM 56V16160T is used as data memory of the DCON LSI Output Voltage Use for Remark CH 1000V to 1 4KV 50V Voltage to charging roller DB 50 to 300V 300V Voltage to developing roller SB 300V to 450V 0V Voltage to toner sup...

Page 21: ... Supply Toner Cartridge Transfer Roller Paper registration Registration Roller 1 Paper loading Hopping Roller Power Supply Registration Roller 2 Paper ejection Fusing Cleaning Transfer Paper transport Paper advance Transfer Development Paper Eject Sensor Paper Feed Sensor 1 Paper Feed Sensor 2 Paper Cassette Paper registration MT 1ST 2ND Write Sensor 4 K Y M C Duplex printing Paper path selection ...

Page 22: ...tensity of the light and based on the surface potentials a latent electrostatic image is formed on the drum surface 3 Development Negatively charged toner contacts the OPC drum and by electrostatic force adheres to the latent electrostatic image to form a clear image on the drum surface 4 Transfer Paper is placed on the surface of the OPC drum and positively or opposite to the polarity of the tone...

Page 23: ...of the drum surface attenuates in response to the intensity of the light and a latent electrostatic image responsive to the potentials of the surface is formed on the drum surface 2 Charging Negative DC voltage is applied to the charging roller contacting the surface of the OPC drum Charging roller OPC drum Power Unit Power Unit LED head Charging roller OPC drum LED head OPC drum Paper ...

Page 24: ...es toner to adhere to the developing roller The toner becomes negatively charged Charging roller Developing blade Developing roller OPC drum Sponge roller Developing roller 5 Transferring The transfer roller which is made of conductive sponge presses paper against the surface of the OPC drum and brings the paper into intimate contact with the drum surface The paper is placed on the drum surface an...

Page 25: ...per is fused into place by the application of heat and pressure to it The Teflon coated heat roller is heated by the built in heat roller of 800W backup roller of 500W halogen lamp The fusing temperature is controlled by the sum of the temperature detected by the thermistor moving over the surface of the heat roller and the temperature detected by the thermistor moving over the surface of the back...

Page 26: ...er Transfer roller Backup roller High voltage power supply Heat roller Eject roller Eject roller Low voltage power supply 4 x LED heads 4 x LED Units Feed roller Hopping roller Cassette 1 Cassette 2 Cassette 3 Cassette 4 Cassette 5 Multipurpose tray Registration roller Assy B Registration roller Assy B Registration roller Assy A Cleaning blade Fuser Belt unit ...

Page 27: ...r turns the entrance cassette sensor on the paper is forwarded a further fixed length and touches the registration roller Assy A this corrects paper skew 3 The electromagnetic clutch is engaged and the paper is carried onto the carrier belt Feed roller Retard roller Loading sensor Loading motor Pickup roller Registration roller Assy B Entrance belt sensor Entrance sensor Registration motor Registr...

Page 28: ...d 2 After the paper turns the carrier sensor on the paper is forwarded a further fixed length and touches the carrier roller this corrects paper skew 3 The carrier clutch is thrown in and the paper is fed into the main body Figure 2 7 Carrier roller Carrier clutch Paper loading clutch Carrier sensor Paper loading sensor Feed roller Paper loading motor Retard roller Pickup roller Planet gear Pinch ...

Page 29: ...he paper is forwarded a fixed length The paper stops when its front edge reaches the registration roller Assy B 4 Concurrently the cam pushes down the hopping plate The release lever that has been placed in its original position by the spring locks the hopping plate Figure 2 8 c 5 After the completion of the paper feed operation the registration motor runs in the direction of the arrow b to drive ...

Page 30: ...nit sits with one carrier roller immediately below each color s drum and the carrier belt between them By the application of a fixed voltage the carrier belt and carrier roller feed paper on the carrier belt into the fuser unit transferring a toner image on each color s drum Carrier belt Carrier transfer roller Carrier transfer belt motor Drum K Y M C Figure 2 9 ...

Page 31: ...on 2 With the running of the main motor in the direction of the arrow b the lever 1 pushes up the I D unit via the lever 2 After the up and down sensor is activated Figure 2 10 d the lever 1 lifts the I D unit to a specified level and stops to keep space to an extent between the drum and the carrier belt Figures 2 10 c and 2 10 e The drum gear is not engaged with the driving gear and does not revo...

Page 32: ...41956001TH Rev 1 32 Oki Data CONFIDENTIAL Plate Pin Spring Up and down Sensor Board Figure 2 10 c Figure 2 10 d Figure 2 10 e ...

Page 33: ...n of the arrow a the heat roller turns This roller fuses a toner image to paper by heat and pressure 2 At the same time the four eject rollers move to eject the paper 3 The paper separator solenoid switches the path back and forth between the route to the face up stacker and the route to face down stacker Fuser unit Heat tollers Heater motor a Face up dtacker Paper separator Eject rollers Figure 2...

Page 34: ...s the roller 1 turns in the direction of the arrow a the paper is retracted on the rear of the cassette 2 When fixed time has elapsed after the front edge of the paper passes through the duplex in sensor the rollers reverse and the roller 1 turns in the direction of the arrow b to feed the paper into the duplex unit After that the paper passes through the rollers 2 3 and 4 and ejected with the oth...

Page 35: ...red paper and based on the time taken until the paper front edge reaches the sensor determines the paper length Detects the beginning and end of paper to determine the paper ejection timing Detects the beginning of paper which enters into the duplex unit to determine the time taken until the reversed rollers turn in forward direction Detects the beginning of paper after the turns in reverse direct...

Page 36: ... position 8 Toner K Y M and C sensors By measuring the time interval between regular opening movements of each sensor s lever the sensor checks whether its toner cartridge is empty 9 Temperature sensor See Section 2 6 Transfer Control Responds to Environmental Changes 0 Humidity sensor See Section 2 6 Transfer Control Responds to Environmental Changes A OHP sensor This sensor detects the presence ...

Page 37: ...its correction value The correction value is used to change each color s Cyan Magenta and Yellow writing timing in comparison with that of Black 2 7 Transfer Control Responds to Environmental Changes Room Temperatures and Relative Humidities C9500 C9300 measures room temperature and relative humidity using a room temperature sensor and humidity sensor and calculates an optimum transfer voltage und...

Page 38: ... beginning of it The paper eject sensor does not turn off after it turns on The paper eject sensor does not turn on while paper is running on the belt Paper does not reach the entrance belt sensor or the MT sensor after the completion of the hopping Printing occurs with no paper in the MT The cassette 1 2 3 4 or 5 has no paper LCD Error Code 400 401 372 390 5 395 4 394 3 393 2 392 1 391 370 383 37...

Page 39: ...less than 34V At the same time the CPU receives CVOPN signals for indicating the status of the microswitch and performs cover opening operation Top cover microswitch Front cover microswitch Duplex unit Duplex 16P FCOVER 3P High voltage power supply board High voltage power supply unit K7N PCB CPU 66577 34V 34V 34V V73 PCB P15 1 P15 3 COVOPN 2P HVOLT 16P Detection Circuit Detection Circuit Detectio...

Page 40: ...ing gear even when thestirringmagnetisplacedinitshighestposition Toner Low Condition The stirring bar reaches its highest position then falls to its lowest position under its own weight because of the absence of toner resistance on the opposite side In this situation bar magnet con tact time becomes long By measuring the time a toner low condition can be detected Detection Atonerlowconditionisdete...

Page 41: ...1000 A4 sheets at 5 density have been printed after toner low had been detected The detection is not performed until toner low occurs after the detection of toner low When the toner full condition is detected 10 consecutive times toner low is removed When the toner sensor remains unchanged for more than 15 cycles of 2 3 seconds the toner sensor alarm is activated The toner sensor does not perform ...

Page 42: ...ts the condition of the tab pieces and the paper size is recognized Without Cassette A3 Nobi Tabloid A3 B4 Regal 14 Regal 13 A4 in Portrait Orientation Letter in Portrait Orientation Executive B5 in Portrait Orientation Letter in Landscape Orientation A4 in Landscape Orientation A5 B5 in Landscape Orientation A6 PSZSW1 0 0 1 1 0 0 0 1 1 1 1 1 0 0 1 0 PSZSW2 0 0 0 0 0 1 1 1 1 1 1 0 0 1 0 1 PSZSW3 0...

Page 43: ...lating a HASH value 3 RAM check a RAMs are checked by type Out of specification RAM is judged as an error b Each slot s RAM is checked by read after write operation 4 EEPROM Check Specific data stored at a fixed address of EEPROM is checked 5 Flash ROM Check The flash ROM format is checked Unformatted ROM is formatted after read after write checking 6 Option Unit Check Before the printer goes into...

Page 44: ... and left ends of the belt respectively in front of the toner scraping cleaning blade which is at the back of the belt unit The color misalignment detection pattern is printed on the belt at the right and left ends each and by reading the patterns by the reflection type optical sensors the misalignment amounts are measured with respect to Black to determine correction values Then the misalignment ...

Page 45: ...00 pages can be printed after cover open and close operation Printing stops but 20 pages can be printed after turning the power on again or after opening and closing the cover Printing stops but 20 pages can be printed after turning the power on again or after opening and closing the cover Warning the unit can still be used None 2 14 Version Read of Units Replaced Periodically The version of each ...

Page 46: ... 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 47: ...cleaner P N 4PB4083 2248P001 High voltage probe 1 1 1 1 1 1 1 2 2 5 mm screws 3 5 mm screws Cleans LED head 9 1 7 1 Transparency sheet thickness premeasured 42404301 Stage height adjustment jig 42423701 Microdriver 2 0mm Adjustment for Media Thickness sensor Adjustment for Media Thickness sensor Adjustment for Lever adjust Media Thickness 10 11 12 1 1 1 Label Maintenance Tools Table 3 1 lists tool...

Page 48: ...41956001TH Rev 1 48 Oki Data CONFIDENTIAL 3 2 Parts Layout Figure 3 1 ...

Page 49: ...41956001TH Rev 1 49 Oki Data CONFIDENTIAL Figure 3 2 Top Cover Assy ...

Page 50: ...41956001TH Rev 1 50 Oki Data CONFIDENTIAL Figure 3 3 Printer Unit 1 2 ...

Page 51: ...41956001TH Rev 1 51 Oki Data CONFIDENTIAL Figure 3 4 Printer Unit 2 2 ...

Page 52: ...41956001TH Rev 1 52 Oki Data CONFIDENTIAL Figure 3 5 Cassette Guide Assy L R ...

Page 53: ...41956001TH Rev 1 53 Oki Data CONFIDENTIAL ...

Page 54: ...41956001TH Rev 1 54 Oki Data CONFIDENTIAL A B C D E A B C D E Figure 3 6 Duplex Unit ...

Page 55: ...8 4PP4043 4489P001 Fuser Exit Roller Bushing L 3 3 28 4PP4076 3949P001 Fuser Exit Roller Bushing R 3 3 28 41189701 4 Drum Contact Assy 3 3 14 41258301 Entrance Sensor PWB 3 3 26 41947801 Color Registration Sensor Assy 3 3 20 41073602 Exit Sensor Assy 3 3 29 42199601 Waste Toner Sensor Actuator 3 3 27 42216201 8 LED Assy Spring 3 3 2 42124802 41960902 LED Control PWB 3 3 4 41349801 Stack Full Senso...

Page 56: ...41956001TH Rev 1 56 Oki Data CONFIDENTIAL 2 1 1 1 3 3 1 Top cover 1 Open the top cover Assy 2 Unscrew 9 screws 1 to detach the top cover 2 Figure 3 3 1 Top Cover ...

Page 57: ...pring 1 Open the Top Cover 1 2 Unplug 3 cables release 2 hooks and remove the LED Head 2 At this time the 2 springs 3 become detached together with the LED Head 2 Note The contact is used only for 1200 dpi K Y and M Figure 3 3 2 LED Head LED Assy Spring 1 3 3 2 Contact ...

Page 58: ...emove the Rear Cover See Sec 3 3 12 3 Remove the Front Cover See Sec 3 3 11 4 Remove the Electrical Chassis See Sec 3 3 22 5 Unscrew the screws 1 and 2 and remove the Limiters F 3 and R 4 6 Remove the Inner Shaft 5 and then the Top Cover Unit 8 At this time the Inner Springs 6 and 7 also come off Figure 3 3 3 Top Cover Unit ...

Page 59: ...ve the Control Panel 3 3 Remove the Control Panel Tape Harness 4 4 Unscrew the screws 5 unplug the connectors 6 and then remove LED Control PWB 7 5 Unscrew the screws 8 and remove the plate 9 6 Release the claw and remove the Toner Sensor 0 7 Remove the Stack Full Sensor A 8 Unscrew the screw B and remove the Eject Sensor Bracket C Figure 3 3 4 Control Panel Assy Control Panel Bezel LED Control PW...

Page 60: ... 5 Top Cover Handle Top Cover Latch Top Cover Latch Spring 1 Unscrew 2 screws 1 and remove the Top Cover Handle 2 and Top Cover Latch 3 At this time 2 Top Cover Latch Springs 4 also come off Figure 3 3 5 Top Cover Handle Top Cover Latch Top Cover Latch Spring ...

Page 61: ...41956001TH Rev 1 61 Oki Data CONFIDENTIAL 1 1 1 1 2 3 3 6 Eject Guide Assy 1 Unscrew 7 screws 1 and remove the Eject Guide Assy 2 Figure 3 3 6 Eject Guide Assy ...

Page 62: ...over Assy 1 Take out the Cassette Assy 1 2 Release 2 joints and remove the Cover Blind 2 3 Unscrew 2 screws 3 and remove the stopper 4 4 Unscrew 5 screws 5 release the claw at the left support of the Side Cover R and remove the Side Cover R 6 Figure 3 3 7 Cassette Assy Cover Blind Side Cover Assy ...

Page 63: ...41956001TH Rev 1 63 Oki Data CONFIDENTIAL 1 1 1 3 3 8 Feed Roller 1 Take out the Cassette 2 Release the latch and remove the Feed Rollers 1 Figure 3 3 8 Feed Roller ...

Page 64: ...41956001TH Rev 1 64 Oki Data CONFIDENTIAL 1 1 2 3 3 9 Left Side Cover 1 Unscrew 4 screws 1 and remove the Left Side Cover 2 Figure 3 3 9 Left Side Cover ...

Page 65: ...ev 1 65 Oki Data CONFIDENTIAL 1 2 2 3 3 10 Face Up Tray 1 Open the Face Up Tray 1 to the arrow direction release the joints of the Links 2 2 joints each and then remove the Face Up Tray 1 Figure 3 3 10 Face Up Tray ...

Page 66: ...Oki Data CONFIDENTIAL 3 3 2 4 3 3 3 1 Figure 3 3 11 Front Cover 3 3 11 Front Cover 1 Open the Top Cover 1 2 Release 2 claws at the Side Cover R and remove the Blind Cover 2 3 Unscrew 6 screws 3 and remove the Front Cover 4 ...

Page 67: ...41956001TH Rev 1 67 Oki Data CONFIDENTIAL 1 4 3 2 2 Figure 3 3 12 Rear Cover 3 3 12 Rear Cover 1 Open the Top Cover 1 2 Unscrew 6 screws 2 and a screw 3 and remove the Rear Cover 4 ...

Page 68: ...the Front Cover See Sec 3 3 11 3 Unscrew 3 screws 1 and remove Multipurpose Tray Top Cover 2 4 Remove the Cover Seal Sensor and the sensor connector 5 Release the joints between 4 and 5 and remove Multipurpose Tray Cover Assy 5 At this time the Links 6 also comes off 6 Release a hook and remove the Multipurpose Tray Drive Gear 7 Figure 3 3 13 Multipurpose Tray Assy Multipurpose Tray Cover Assy Lin...

Page 69: ...ose claws on its both sides which are shaded in the figure using a flatblade screwdriver etc Be careful not to allow the cable attached to the sensor to be broken Figure 3 3 13 1 Bottom of Multipurpose Tray 4 9 0 Protrusion at five places 0 Figure 3 3 12 OHP Sensor Composition Note When cleaning the OHP sensor wipe dirt such as paper powder off its sensing surface that is as shown in figure 3 3 13...

Page 70: ...6001TH Rev 1 70 Oki Data CONFIDENTIAL 1 3 3 14 Drum Contact Assy 1 Insert a screwdriver between the Printer Chassis and Drum Contact Assy 1 and remove the Drum Contact Assy 1 Figure 3 3 14 Drum Contact Assy ...

Page 71: ...ss Plate Assy 4 and Thickness Sensor Assy 5 to demount the Thickness Sensor Assy 5 Note When attaching the Media Thickness Assy adjust Spin lever adjust by microdriver the position of lever White The upper surface of the lever be in agreement with a datum level Adjustment range 0 0 5mm 4 5 1 2 3 3 View A View A Lever adjust Microdriver Lever White Datum level Lever White Datum level 0 0 5mm Adjust...

Page 72: ...up Stage 2 6 Remove the four screws 3 to demount the registration roller Assy A 4and the Pickup Stage 2 7 Remove the E ring 5 to detach the registration gear A 6 Note When attaching the pickup stage 1 place the stage height adjustment jig between the pressure roller and the registration roller and until the top surface of the pickup stage reaches the jig move the pickup stage toward the jig 3 3 4 ...

Page 73: ...e Sec 3 3 11 3 Remove the Rear Cover See Sec 3 3 12 4 Remove the Electrical Chassis See Sec 3 3 22 5 Remove the Registration Clutch See Sec 3 3 18 6 Remove the Printer Unit Chassis See Sec 3 3 24 7 Unscrew 4 screws 1 and pull out the Registration Roller Assy B 2 to the arrow direction Figure 3 3 17 Registration Roller Assy B 1 1 2 1 ...

Page 74: ...ee Sec 3 3 9 2 Remove the Electrical Chassis See Sec 3 3 22 3 Unplug the connector take out the E Ring 1 and dismount the Registration Clutch 2 Unscrew the screws 3 and 4 and remove the Earth Plate 5 4 Unplug the connector unscrew 2 screws 6 and remove the Registration Motor Assy 7 Figure 3 3 18 Registration Clutch Registration Motor Assy ...

Page 75: ... CONFIDENTIAL 1 3 2 air direction 3 3 19 ID Cooling Fan 1 Unplug the connector 1 unscrew the screws 2 and remove the ID Cooling Fan 3 Note When mounting the fan pay attention to the mounting direction Figure 3 3 19 ID Cooling Fan ...

Page 76: ...ONFIDENTIAL 1 1 2 3 Connectors 3 3 20 Color Registration Sensor Assy 1 Unscrew 2 screws 1 unplug 3 connectors and remove the Color Registration Sensor Assy 2 2 Remove the Earth Plate B 3 Figure 3 3 20 Color Registration Sensor Assy ...

Page 77: ...41956001TH Rev 1 77 Oki Data CONFIDENTIAL 1 2 2 Main Chassis L Figure 3 3 21 Duplex Guide Assy 3 3 21 Duplex Guide Assy 1 Release the latch and remove the Duplex Guide Assy 1 2 Remove the springs 2 ...

Page 78: ...w 5 screws 1 and 2 screws 2 and remove the Plate A 3 2 Unscrew 31 screws 4 and remove the Shield Plate B 5 3 Remove the Printer Engine Controller PWB See Sec 3 3 23 4 Unscrew 11 screws 6 and remove the Electrical Chassis 7 5 Unscrew 2 screws 8 and remove the Electrical Chassis Cooling Fan 9 Figure 3 3 22 Electrical Chassis Electrical Chassis Cooling Fan ...

Page 79: ...Controller PWB 1 Remove the Rear Cover See Sec 3 3 12 2 Remove the Electrical Chassis and Electrical Chassis Cooling Fan See Sec 3 3 22 3 Unscrew 5 screws 1 unplug all the connectors and remove the Print Engine Controller PWB 2 Figure 3 3 23 Print Engine Controller PWB ...

Page 80: ...Assy see section 3 3 6 6 Remove the side cover R see section 3 3 7 7 Remove the face up tray Assy see section 3 3 10 8 Remove the side cover L see section 3 3 9 9 Remove the registration clutch and the registration motor Assy see section 3 3 18 10 Remove the duplex guide Assy see section 3 3 21 11 Unscrew the screw 1 and remove the AC switch assy 2 12 Unscrew the 5 black screws 3 and other 7 screw...

Page 81: ...sis 3 3 25 Entrance Cassette Sensor Actuator 1 Remove the Printer Unit Chassis See Sec 3 3 24 2 Turn over the Main Chassis 3 Release 2 clamps with tweezers and remove the Entrance Cassette Sensor Actuator 1 Figure 3 3 25 Entrance Cassette Sensor Actuator ...

Page 82: ...Rev 1 82 Oki Data CONFIDENTIAL 1 2 Figure 3 3 26 Entrance Sensor PWB 3 3 26 Entrance Sensor PWB R71 1 Remove the Registration Roller Assy B See Sec 3 3 17 2 Unscrew 2 screws 1 and remove the Entrance Sensor PWB 2 ...

Page 83: ...e the Entrance Sensor PWB R71 See Sec 3 3 26 2 Release the latch and remove the Entrance MT Sensor Actuator 1 3 Release the latch and remove the Entrance Belt Sensor Actuator 2 4 Release the latch and remove the Entrance Waste Toner Sensor Actuator 3 Figure 3 3 27 Entrance MT Sensor Actuator Entrance Belt Sensor Actuator Entrance Waste Toner Sensor Actuator ...

Page 84: ...er Eject Roller 1 Unscrew 2 screws 1 and remove the Main Cooling Fan PULL Assy 2 2 Unscrew the screw 3 and remove the Fuser Eject Roller Contact 4 3 Remove the Fuser Drive Gear 5 4 Unscrew the screw 6 and remove the Fuser Drive Gear Assy 7 5 Unscrew the screws 8 take out the washers 9 and remove the Main Cooling Fan PUSH 0 6 Release the latch and remove the Fuser Eject Roller Bearing L A and Fuser...

Page 85: ...85 Oki Data CONFIDENTIAL 1 2 3 3 29 Eject Sensor Assy 1 Remove the Fuser Eject Roller See Sec 3 3 28 2 Unscrew the screw 1 unplug the connector and remove the red blue Eject Sensor Assy 2 Figure 3 3 29 Eject Sensor Assy ...

Page 86: ...1956001TH Rev 1 86 Oki Data CONFIDENTIAL 3 1 2 3 3 30 Fuser Latch Handle L 1 Remove the Latch Handle Spring 1 2 Unscrew the screw 2 and remove the Fuser Latch Handle L 3 Figure3 3 30 Fuser Latch Handle L ...

Page 87: ... 1 87 Oki Data CONFIDENTIAL 2 3 1 1 3 3 31 Belt Motor Assy 1 Remove the Fuser Latch Handle R See Sec 3 3 32 2 Unscrew 2 screws 1 and unplug 2 connectors 2 3 Remove the Belt Motor Assy 3 Figure 3 3 31 Belt Motor Assy ...

Page 88: ...CONFIDENTIAL 3 1 2 3 3 32 Fuser Latch Handle R 1 Remove Printer Unit Chassis See Sec 3 3 24 2 Take out the E Ring 1 3 Release the Fuser Latch Handle Spring 2 and remove the Fuser Latch Handle R 3 Figure 3 3 32 Fuser Latch Handle R ...

Page 89: ...ev 1 89 Oki Data CONFIDENTIAL 1 2 1 3 3 33 Main Motor Assy 1 Remove the Belt Motor Assy See Sec 3 3 31 2 Unplug all the connectors 3 Unscrew 2 screws 1 and remove the Main Motor Assy 2 Figure 3 3 33 Main Motor Assy ...

Page 90: ... 4 2 1 3 Figure 3 3 34 Contact Assy Side Plate Assy 3 3 34 Contact Assy Side Plate Assy 1 Remove the Printer Unit Chassis See Sec 3 3 24 2 Unscrew 4 screws 1 and remove the Side Plate Assy 2 3 Unscrew the screws 3 and remove the Contact Assy 4 ...

Page 91: ...tage Power Unit 1 Remove the Printer Unit Chassis See Sec 3 3 24 2 Unplug the connector 1 3 Unscrew 6 screws 2 and remove Low voltage Power Unit 5 4 Unplug the connector 3 5 Unscrew the screw 6 release the claw at the AC Switch 7 and remove the plate 8 6 Unscrew the screws 9 and 0 and remove the AC Inlet A from the plate B ...

Page 92: ... Figure 3 3 36 High voltage Power Unit 3 3 36 High voltage Power Unit 1 Remove the Contact Assy See Sec 3 3 34 2 Remove the connector of the High voltage Power Unit 1 3 Unscrew 2 screws 2 and remove the High voltage Power Unit 1 and HV Tape Harness 3 ...

Page 93: ...h voltage Power Unit See Secs 3 3 35 and 3 3 36 3 Unscrew 5 screws 1 and remove the Lower Plate 2 4 Unscrew 6 screws 3 and remove the Main Feeder Assy 4 5 Unscrew the screws 5 disconnect the cable and remove the Paper Size Sensor PWB 6 6 Unscrew the screw 7 and remove the Duplex Connector 8 7 Unscrew the screws 9 and remove the Second Tray Connector 0 Figure 3 3 37 Main Feeder Assy ...

Page 94: ...956001TH Rev 1 94 Oki Data CONFIDENTIAL 3 3 38 Fuser Unit 1 Open the Top Cover 1 2 Push the left right Fuser Levers blue 2 to the arrow direction and remove the Fuser Unit 3 3 2 1 Figure 3 3 38 Fuser Unit ...

Page 95: ...5 Oki Data CONFIDENTIAL 1 2 3 Figure 3 3 39 Belt Unit 3 3 39 Belt Unit 1 Open the Top Cover 1 2 Remove the I D Unit 3 Push the lever blue 2 to the arrow direction and pull the handle blue upward to remove the Belt Unit 3 ...

Page 96: ... duplex unit 1 to slide out the unit 1 toward the front and detach the unit 1 by pulling its front upward 2 Turn the lever 3 of the duplex unit 1 toward the front then pull the lever 4 toward the front to check to see that the pin 5 moves up 3 The duplex unit 1 can be separated from the cassette Assy by moving the unit up ...

Page 97: ...CU Assy 1 Pulling out Controller Board 1 Undo the two screws 1 2 Pull the controller board 2 out 3 Place the controller board 2 on a flat table 2 Detaching Fan 1 Remove the connector 3 2 Unscrew 2 screws 4 3 Remove the CPU Cooling Fan 5 Figure 3 3 41 CU Assy 1 2 ...

Page 98: ...3 Demounting TIG Board 1 Remove 3 screws 6 and screw 7 and remove the fan bracket 8 2 Remove the screw 9 and 4 screws 0 and remove the plate support A and the guide rail AB 3 Remove 2 screws C and remove the guide rail BD 4 Remove 2 screws E and 2 screws F and the plate FG Centro G then demount the TIG board H Figure 3 3 41 CU Assy 2 2 ...

Page 99: ...odel C7100 Reboots automatically as the menu is exited note This function for PX713 is ignored Not used note Don t change the setting value Selecting by the Select switch then pressing the On line switch will prompt initialization and printing Engine information Switches ENABLE and DISABLE to display the TEST PRINT MENU category in the User Menu See ID Check Pattern section Sets printing or not pr...

Page 100: ...ot used Enters engine self diagnostic mode The display in place of xx xx varies among the PU version The disply within this category depends on the Engine Maintenance specs DF Category NETWORK DIAGNOSTIC MODE XX XX XX Switch operations and LCD displays in Engine Self diagnostic Mode depend on the instructions from the Engine F W hence they are different from the operation spec in the Controller F ...

Page 101: ...ith the Power Save Delay Time Item in the System Configuration Menu Normal Paper Black Print Used for fine adjustment when scratches or dots are notable on print results Decrement if the highly dense print portion seems dispersed or scattered with white dust Increment if the print result seems faint Normal Paper Color Print Used for fine adjustment when scratches or dots are notable on print resul...

Page 102: ...ires special knowledge for handling the process parameter setting and is contained in the independent experimental element of PU Basically levels other than Level 1 should not be used 4 1 2 1 Operator panel The description for operations related to self diagnosis is made presuming the arrangement of the operator panel shown below 0 1 2 3 4 5 6 7 4 1 2 2 General self diagnostic mode Level 1 Items i...

Page 103: ...TIC MODE XX XX XX FACTORY SHIPPING 4 1 2 2 1 Entering self diagnostic mode Level 1 1 The system maintenance menu mode is entered by turning the power ON while pressing the 1 1 1 1 1 6 6 6 6 6 and 7 7 7 7 7 keys simultaneously 2 Press the key several times until DIAGNOSTIC MODE is displayed 2 Press the 2 2 2 2 2 and 6 6 6 6 6 keys until the SCAN number that corresponds to the unit subject to the fo...

Page 104: ... 3 paper near sensor Cassette 3 carier sensor Cassette 4 cover front switch Cassete 4 hopping sensor Cassette 4 lift up sensor Cassette 4 paper empty sensor Cassette 4 paper near sensor Cassette 4 carier sensor Cassette 5 cover front switch Cassete 5 hopping sensor Cassette 5 paper empty sensor Cassette 5 paper near sensorT Cassette 5 carier sensor Color irregularity sensor L Density sensor Stacke...

Page 105: ...nt sensor R Temperature sensor Duplex print rear sensor Cassette 2 paper size 2 SW Cassette paper near end sensor Cassette 3 paper size 2 SW Cassette 3 paper near end sensor Yellow head temperature Yellow ID up down sensor Display Port level H L Port level H L Port level H L Port level H L Port level H L Port level H L AD value H AD value H Port level H L Port level H L Port level H L Port level H...

Page 106: ...e Table No 0 1 2 3 4 5 6 7 8 9 A B C D E F 1 H L H L L L H H H Paper No cassette Letter S Legal13 S A4 S B5 S Executive S A6 S Not supported Legal14 S Not supported Not supported Not supported A5 S Not supported Not supported Not supported 2 H L L L L L L L L 3 H L H L H H L H L 4 H L H H H L L L H ...

Page 107: ...egins to blink and the corresponding unit drives for 10 seconds See Fig 4 3 Note The status returns to that described in 2 after driving 10 seconds and the unit will start driving again be pressing the corresponding switch The drive control conditions listed in Table 4 2 must be fulfilled in order to drive the corresponding unit A unit cannot be driven without fulfilling the conditions and if atte...

Page 108: ...d Duplex print right clutch Cassette 1 motor Carrier clutch Feed clutch Cassette 2 motor Cassette 2 carrier clutch Cassette 2 feed clutch Cassette 3 motor Cassette 3 carrier clutch Cassette 3 feed clutch Cassette 4 moptor Cassette 4 carrier motor Cassette 4 feed motor Cassette 5 motor Cassette 5 carrier clutch Cassette 5 feed clutch Lift up motor Cassette 2 lift up motor Cassette 3 lift up motor C...

Page 109: ...on Cassette 3 lift up motor option Cassette 3 feed clutch option Cassette 3 carrier clutch option Cassette 4 motor option Cassette 4 lift up motor option Cassette 4 feed clutch option Cassette 4 carrier clutch option Cassette 5 motor option Cassette 5 lift up motor option Cassette 5 feed clutch option Cassette 5 carrier clutch option ID UP DOWN FAN1 TEST Power Source Fan FAN2 TEST Control Unit Fan...

Page 110: ...ue that is set at the end will be applied Repeat Stop 3 as required Display PRINT EXECUTE TEST PATTERN CASSET PAGE COLOR DUPLEX Function Press Key 3 to start print Press Key 7 to end print In page unit 0 empty page 1 7 Refer to the following page pattern print 8 15 empty page Set paper feed source Set number of pages to test print Select color or monochrome Perform duplex print with 2 page stack S...

Page 111: ...y Press the 7 7 7 7 7 key to stop the test print When an alarm indicated under Details in the table is detected at the start of test print or during test print a message will appear in the panel display and the print operation will be interrupted Refer to 4 1 2 9 Panel display details for details on errors Print pattern 0 8 15 Empty print Pattern 1 Pattern 2 Pattern 3 Pattern 4 COLOR Y ON M ON C O...

Page 112: ...41956001TH Rev 1 112 Oki Data CONFIDENTIAL Pattern 5 Pattern 6 Pattern 7 ...

Page 113: ... changes by pressing the 3 3 3 3 3 key The following messages appear during print operation YTR MTR CTR KTR are values of the set transfer voltage unit KV The display changes by pressing the 3 3 3 3 3 key YR MR CR KR are transfer rollers of each color values of the set transfer voltage unit KV 5 Repeat Steps 2 to 4 as required 6 Press the 4 4 4 4 4 key to end the test Status returns to that descri...

Page 114: ...le 4 3 1 2 Items to Initialize in Table 2 Drum counter Belt unit counter Fuser unit counter Toner counter Black Yellow Magenta Cyan Black Yellow Magenta Cyan Details Initialize internal counter since exchanging the drum Initialize internal counter since exchanging the belt unit Initialize internal counter since exchanging the fuser unit Initialize internal counter since recovering the toner error ...

Page 115: ...reinvalid 3 Press the 4 4 4 4 4 key to end the test Status returns to that described in 1 Item Fuser unit Belt unit ID unit black ID unit yellow ID unit magenta ID unit cyan Toner black Toner yellow Toner magenta Toner cyan Bottom Display PRINTS PRINTS IMAGES IMAGES IMAGES IMAGES Top Display FUSER UNIT TR BELT UNIT BLACK ID UNIT YELLOW ID UNIT MAGENTA ID UNIT CYAN ID UNIT BLACK TONER YELLOW TONER ...

Page 116: ...DENSITY ERROR 2 DIAGNOSTICS MODE DISPOSAL TONER FULL DISPOSAL TONER NEAR FULL Details Balance error Belt life over Belt reflection error Belt unit fuse cut error Black density calibration error Black density sensor error Black drum life over Black drum life warning Black drum unit fuse cut error Black drum up down error Black detect range out error Black LED head error Black irregularity error Abn...

Page 117: ...X INPUT JAM DUPLEX REVERSAL JAM EXIT JAM FEED Details DRIVE MOTOR OVER HEAT DUPLEX I F ERROR DUPLEX TYPE MISMATCH DUPLEX UNIT OPEN PX713 ENGINE BOARD FAN MOTOR ERROR ENGINE CONTROL ERROR ENGINE EEPROM ERROR ENGINE EEPROM MISSING ENGINE LIFE OVER ENGINE RAM ERROR ENGINE ROM ERROR ENGINE SRAM ERROR ENV TEMP SENSOR ERROR FACE UP STACKER OPEN FLASH HARDWARE ERROR FLASH SOFTWARE ERROR FRONT COVER OPEN ...

Page 118: ...PAPER NEAR END MULTI PURPOSE FEEDER PAPER NEAR END TRAY1 PAPER NEAR END TRAY2 PAPER NEAR END TRAY3 Details Transport jam JOB OFFSET HOME ERROR PX713 LED HEAD OVER HEAT LIFT ERROR TRAY1 PX713 LIFT ERROR TRAY2 PX713 LIFT ERROR TRAY3 PX713 LIFT ERROR TRAY4 PX713 LIFT ERROR TRAY5 PX713 LIFT UP TRAY1 PX713 LIFT UP TRAY2 PX713 LIFT UP TRAY3 PX713 LIFT UP TRAY4 PX713 LIFT UP TRAY5 PX713 LOWER HEATER HIGH...

Page 119: ...ORIZONTAL YELLOW REGISTRATION OUT LEFT Details PAPER NEAR END TRAY4 PAPER NEAR END TRAY5 Paper transport error PAPER SIZE ERROR PU fan motor error POWER SUPPLY LSI ERROR PROCESS CONTROL OFF Adjusting color irregularity density upon starting from CU PUNCH BOX NOT EXISTING PX713 PUNCH DUST OVERFLOW PX713 REGISTRATION SENSOR CALIBRATION ERROR R SIDE COVER OPEN PX713 Density adjustment shutter error 1...

Page 120: ... DENSITY ERROR 2 Details of jam error display Panel Display INFEED TRAY1 INFEED TRAY2 INFEED TRAY3 INFEED TRAY4 INFEED TRAY5 INFEED MP FEEDER INFEED DUPLEX INPATH DUPLEX INPUT INPATH DUPLEX ENTRY INPATH REVERSAL INPATH FEED INPATH TRANSPORT INPATH EXIT Details Tray 1 hopping error Tray 2 hopping error Tray 3 hopping error Tray 4 hopping error Tray 5 hopping error MP feeder hopping error Duplex hop...

Page 121: ...h Without HDD 0 3 1 3 With HDD 0 0 3 1 3 Font list print PCL Prints a font list for PCL Operation Press switch Without HDD 0 3 1 1 3 With HDD 0 0 3 1 1 3 Font list print PS Prints a font list for PS Operation Press switch Without HDD 0 3 1 1 1 3 With HDD 0 0 3 1 1 1 3 Demo print Prints a demo pattern for each subject installed in the ROM Operation Press switch Without HDD 0 3 1 1 1 1 3 With HDD 0 ...

Page 122: ...ue setting Note 1 When the EEPROM of the PU K7N board is replaced to a new one color balance must be adjusted Note 2 When the EEPROM of the CU TIG board is replaced to a new one the Destination Setting must be adjusted 4 2 1 Precautions in replacing engine control board When replacing the engine control board K7N PWB remove the EEPROM from the old board and set it on a new board for errors other t...

Page 123: ...th the destination setting left at its default Item Fuser Transfer Belt Black Imaging Drum Cyan Imaging Drum Magenta Imaging Drum Yellow Imaging Drum Black Toner Cyan Toner Magenta Toner Yellow Toner Total Sheets Feed Black Impressions Cyan Impressions Magenta Impressions Yellow Impressions Contents Life count of the fuser Life count of the transfer belt Life count of the imaging drums for each co...

Page 124: ...ter necessary files when the TIG board is replaced 4 3 Adjusting the Density The auto density adjust mode is set to Auto when the printer is delivered however problems may occur upon using the printer if the mode is set to Manual Perform the procedure when the density is improper Note Perform the task when the printer is not in operation Do not perform during warm up 1 Press several times and disp...

Page 125: ...thicknessthroughtheprinterequippedwiththesensor The sensitivity is fixed based on the output value Adjustments must be made when the paper thickness sensor the registration roller and the PU board are replaced By passing from the multipurpose tray four sheets of paper whose thickness has been measured with a micrometer MDQ 30M MDQ 30 the correction value for media thickness sensitivityisautomatica...

Page 126: ...ibration chip for density detection 1 Write the calibration target adjustment value last 2 digits in the barcode refer to the figure below indicated on the shutter label The adjustment value of the shutter must be reset when Sheet Color density sensor or PU sensor is replaced ...

Page 127: ...are printed at 3P J 80 000 pages are printed 80 000 pages are printed at 3P J 120 000 pages are printed this is given as a guide Adjustment after Replacement The above regular part replacement is performed by a user 5 2 Cleaning The inside and outside of this printer should be cleaned with waste and a hand cleaner if necessary Note Do not touch the Image drum terminals LED lens array and LED head ...

Page 128: ...e 1 Confirm that the environment for using this printer is appropriate 2 Confirm that consumables toner drum cartridge are replaced appropriately 3 Confirm that paper is accurate Refer to paper specifications 4 Confirm that the drum cartridge is set appropriately 6 3 Precautions upon handling an abnormal image 1 Do not touch or allow foreign objects to contact the OPC drum surface 2 Do not expose ...

Page 129: ...he message indicated in the LCD 6 5 Troubleshooting Procedure Confirm the problem in the following method when the printer generates a problem Problem generated Problem is displayed in LCD Abnormal image or problems that are not displayed in the LCD Repair in detail using troubleshooting flow see 6 5 2 Repair in detail using troubleshooting flow see 6 5 3 Repair using the LCD message list see 6 5 ...

Page 130: ...bject RAM DIMM set properly Is error recovered by replacing subject ROM DIMM Is subject RAM DIMM set properly Is error recovered by replacing subject ROM DIMM Is subject RAM DIMM set properly Is error recovered by replacing subject ROM DIMM Is RAM DIMM genuine Is subject RAM DIMM gap setting proper Is error recovered by replacing subject ROM DIMM Is RAM DIMM genuine Is subject RAM DIMM gap setting...

Page 131: ...rly on CU board Is error recovered by replacing fan Is network board set properly Is error recovered by replacing network board Is proper Network board for the model set Confirm that error is recovered by turning power OFF ON Is CU assembly set properly Is error recovered by replacing TIG board Is CU assembly set properly Is error recovered by replacing TIG board Is the error message displayed aga...

Page 132: ...ard andhigh voltage power LSI connected properly 1 Is fan in low voltage power supply unit operating 2 Error reoccurs after replacing fan motor 1 Is error message displayed 2 Does error reoccur 1 Is error message displayed 2 Does error reoccur 1 Is error message displayed 2 Does error reoccur Sensor dew error detected 1 Does the fuser unit cooling fan operate 2 Does the error repeat after fuser un...

Page 133: ...gram Is ID unit set properly Is belt unit set properly Is fuser unit set properly 1 Is error message displayed 2 Does error reoccur 1 Is error message displayed 2 Does error reoccur 1 Is error message displayed 2 Does error reoccur 1 Is error message displayed 2 Does error reoccur 1 Does fuser match with model and power voltage 2 Error reoccurs after setting fuser properly Is the error message dis...

Page 134: ...is open 2 Check if cover switch is proper 1 Is error message displayed 2 Is fuser unit set properly 3 Does error reoccur 1 Are foreign objects mixed in sensor 2 Does printer recover when detecting paper thickness by opening closing tray 3 Does printer recover by power OFF ON 1 Are foreign objects mixed in sensor 2 Does printer recover when detecting paper thickness by opening closing tray 3 Does p...

Page 135: ...ck if paper ejection switch is proper Check paper jam in duplex unit or at entrance Open front cover and check jammed paper Check for miss fed paper around MT cassette 1 Check jammed paper between cassette and yellow ID 2 Check if paper entry switch is normal 1 Is paper custom size 2 Is paper standard size 1 Selected toner cartridge is almost empty 2 Check if selected toner cartridge is normal 1 C...

Page 136: ...op and bottom lines of the operator panel LCD No Check the power voltage 3 3V 5V 3 3V is open space 2 pin for JTAGW 5V is 2 3 pins for open space HD5V No Replace the power supply YES Check the PU board and operator panel board YES Is ROM DIMM A set properly No Set a program DIMM to ROM DIMM A properly If the error is not recovered replace the CU board YES Replace the CU board Remove EEPROM from th...

Page 137: ...he operator panel cable Is operation recovered No Replace the cover assembly of the operator panel Yes End No Is 5V output to the power connector on the engine board K7N PWB Pin 5 6 7 8 5V Pin 1 2 3 4 9 10 11 0V No Check the power connection connector then replace the low voltage power supply unit Yes Replace the engine board Yes Are the following voltages output to the PU IF connector on the main...

Page 138: ...he connection of the NO signal cable then replace the engine Yes Check the signal cable connection then replace the sensor board R71 PWB No Do feed jams occur right after papers are absorbed Yes Did the paper reach the entrance cassette sensor or entrance MT sensor Yes Proceed to A No Replace the feed roller or paper separation frame assembly of the paper cassette No Is the main feed motor rotatin...

Page 139: ... the system maintenance mode Also check the FSENS connector pin signal on the engine board K7N PWB PIN 2 Entrance MT sensor No Check the signal cable connection then replace the sensor board R71 PWB Yes Check the signal cable connection then replace the engine board No Do feed jams occur right after papers are absorbed Yes Did the paper reach the entrance MT sensor Yes Proceed to A No Replace the ...

Page 140: ...connected properly No Connect the cable properly Yes Replace the engine board No Do path jams occur right after papers are absorbed Yes Did the paper reach the light sensor Yes Proceed to A No Is the resist motor rotating No Is the main feed motor resistance within the regulated value approx 7 9Ω No Replace the resist motor Yes Check the gear mesh status then replace the engine board Yes Replace r...

Page 141: ...ecter PARTTEMP Pin 8 on the engine board K7N PWB No Check the signal cable connections then replace the paper exit sensor Yes Replace the engine board No Is the cover of the face up stacker fully opened or closed No Open or close the cover completely Yes Is the heat motor rotating No Is the heat motor resistance within the regulated value approx 7 9Ω No Replace the heat motor Yes Is 34V output to ...

Page 142: ...est in the system maintenance mode No Check the cable connections then replace the faulty sensor Yes Check the signal cable connection Is it connected properly No Connect the cable properly Yes Replace the duplex print control board V73 PWB No Do path jams occur right after papers are absorbed Yes Did the paper reach the duplex print rear sensor Yes Proceed to A No Is the duplex print motor rotati...

Page 143: ...or lever Yes Is the entrance belt sensor functioning properly Operate the sensor lever and confirm that the sensor functions properly in the switch scan test in the system maintenance mode Also check the FSENS connector pin signal on the engine board K7N PWB Pin 6 Entrance belt sensor No Check the cable connections then replace the sensor board R71 PWB Yes Are all paper size detection switch on th...

Page 144: ... the cable connections then replace the engine board Yes Is the IDU sensor terminal functioning properly No Check the gear mesh status and sensor terminal function the replace the gear or sensor terminal Yes Is the ID sensor terminal functioning properly Check the JODEN connector pin signal on the driver board K7N PXB Pin 12 IDU sensor yellow Pin 2 IDU sensor magenta Pin 4 IDU sensor cyan Pin 14 I...

Page 145: ...generating a short circuit See Fig 6 1 Approx 190k 980kΩ in room temperature of 0 43 degrees Celsius Yes Replace the fuser unit No No Does a fuser unit error occur approx three minutes after power ON No Proceed to A Is the heater in the fuser unit turned ON Is it hot Yes Replace the engine board No Replace the fuser unit No Is AC voltage output between CN1 connector pin 1 and pin 3 in the low volt...

Page 146: ...n replace the low voltage power unit Yes Replace the engine board Yes Was the low voltage power board replaced Yes End No Replace the low voltage power board Yes Does the engine board fan rotate at power ON No Is 34V output to fuse F7 on the engine board K7N PWB No Is 34V output to the power connector on the engine board K7N PWB 34V Pin 12 13 14 No Check the cable connections then replace the low ...

Page 147: ...lines streaks or blurred color lines streaks appear in the vertical 5 direction Figure 6 2 F Faulty fusing image blurs or scatters when touched 6 Consistent abnormality Figure 6 2 E 7 Color detachment 8 Color irregularity 9 Different color compared with the original 0 6 5 3 Troubleshooting for abnormal images Apply remedies according to the following table when printed images are abnormal as shown...

Page 148: ...mbly magenta 3 pin for CPOW connector LED head assembly cyan 3 pin for KPOW connector LED head assembly black No Replace the connection board Y73 PWB Yes Check the cable connections then replace the LED head assembly No Check the cable connections then replace the low voltage power unit Did the printer recover Yes End No Is 34V output to the power connector on the engine board K7N PWB 34V Pin 12 1...

Page 149: ...r MPOW connector LED head assembly magenta 3 pin for CPOW connector LED head assembly cyan 3 pin for KPOW connector LED head assembly black No Replace the connection board Y73 PWB Yes Check the cable connections then replace the LED head assembly No Check the cable connections then replace the low voltage power unit Did the printer recover Yes End No Is 34V output to the power connector on the eng...

Page 150: ...ector LED head assembly black NO Replace the connection board Y73 PWB YES Check the cable connections then replace the LED head assembly NO Is 34V output to the power connector on the engine board K7N PWB 34V Pin 12 13 14 NO Check the cable connections then replace the low voltage power unit YES Is 34V output to HVOLT connector pin 2 on the engine board K7N PWB NO Replace the engine board NO Check...

Page 151: ... replace the connection board Y73 PWB Did the printer recover YES End NO Is the engine board K7N PWB connected properly to the connection board Y73 PWB NO Connected the engine board properly to the connection board YES Check the cable connections then replace the engine board K7N PWB Did the printer recover YES End NO Is the I D terminal connected properly to the contact assembly See Fig 6 3 NO Co...

Page 152: ...le connections then replace the connection board Y73 PWB Did the printer recover YES End NO Is the engine board K7N PWB connected properly to the connection board Y73 PWB NO Connected the engine board properly to the connection board YES Check the cable connections then replace the engine board K7N PWB Did the printer recover YES End NO Is the I D terminal connected properly to the contact assembl...

Page 153: ...e power unit NO Replace the low voltage power unit YES Is the heat roller thermister resistance within the regulated value See Fig 6 1 Approx 190k 980kΩ in room temperature of 0 43 degrees Celsius NO Replace the fuser unit YES Is the back up roller thermister resistance within the regulated value See Fig 6 1 Approx 190k 980kΩ in room temperature of 0 43 degrees Celsius NO Replace the fuser unit YE...

Page 154: ...when the unit is replaced Consistency Problem Remedy 94 2 mm Image Drum Replace the ID unit 63 6 mm Developing Roller Replace the ID unit 57 8 mm Toner Supply Roller Replace the ID unit 44 0 mm Charge Roller Replace the ID unit 113 1 mm Fuser Roller Upper Replace the fuser unit Fuser Roller Lower Replace the fuser unit 57 8 mm Transfer Roller Replace the belt cassette assembly ...

Page 155: ...tion board Y73 PWB YES Check the cable connections then replace the LED head assembly NO Check the cable connections then replace the low voltage power unit Did the printer recover YES End NO Is 34V output to the power connector on the engine board K7N PWB 34V Pin 12 13 14 NO Check the cable connections then replace the low voltage power unit YES Is 34V output to the HVOLT connector pin 2 on the e...

Page 156: ...1 1 1 1 1 key three times and display REG ADJUST TEST Press the 2 2 2 2 2 key once and display REG ADJUST EXECUTE Press the 3 3 3 3 3 key and execute auto adjustment for color irregularity The motor will start to rotate and adjustment for color irregularity will begin OK is displayed immediately with executing color irregularity adjustment Motor does not rotate YES Error other than color irregular...

Page 157: ...e printer recover YES End NO Replace the engine board Did the printer recover YES End NO Replace the cables for the Z71 board and engine board Did the printer recover YES End NO DYNAMICRANGE LEFT RIGHT display YES Is the color irregularity sensor cover dirty YES Faulty cleaning operation of the rear sensor cover due to the cleaning blade on the rear side of the shutter Replace the shutter and sens...

Page 158: ...tions then replace the LED head assembly Did the printer recover YES End NO Check the cable connections then replace the connection board Y73 PWB Did the printer recover YES End NO Is the engine board K7N PWB connected to the connection board Y73 PWB properly NO Connect the engine to the connection board properly NO Replace the engine board Did the printer recover YES End NO Is the I D terminal co...

Page 159: ...nection board Y73 PWB YES Check the cable connections then replace the LED head assembly NO Check the cable connections then replace the low voltage power unit Did the printer recover YES End NO Is 34V output to the power connector on the engine board K7N PWB 34V Pin 12 13 14 NO Check the cable connections then replace the low voltage power unit YES Is 34V output to HVOLT connector pin 2 on the en...

Page 160: ...ace the cable YES Is 5V output to the PU board REG 13pin NO Replace the PU board YES IS GND connection made to the PU board REG 15pin NO Replace the PU board YES Is pulse signal 5ms ON 10 Duty output to the PU board REG 16pin Disabled on field due to sync usage NO Replace the PU board YES Turn ON the power and check the media thickness Is the error released NO Replace the sensor YES End ...

Page 161: ...41956001TH Rev 1 161 Oki Data CONFIDENTIAL Figure 6 3 Ground Charge Roller Developing Roller Toner Supply Roller ...

Page 162: ...on Insert Point F1 F2 F3 F4 F5 F6 F7 F8 F9 2nd or 3rd or 4th or 5th TRY Hopping Error MID UP DOWN Error Fuse Cut Error JAM CID UP DOWN Error POEWR OFF PU FAN Error FAN Clutch Cover Open Lift Error TRY1 Option TRY 34V MID Hopping Motor Driver YID Fuser Motor Driver JODEN board KID Registraiton Motor Driver CID Belt Motor Driver 5V Sensor JobOff Motor Driver Cover Open Switch Geared Motor Driver ...

Page 163: ...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 Brown M 1 2 3 4 M 1 2 3 4 M 1 2 3 4 ...

Page 164: ...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 165: ... 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 166: ...rcuit Diagram Illustration Resistance Geared Motor Low voltage Absorption and Fuser Fan CU Low voltage Ejection Fuser Fan and Electrical Chassis Cooling Fan CN 1 M CN 2 Red Black 34 V 1 FANALM N 3 0 V 2 M White Red Black 34 V 1 FANALM N 3 0 V 2 M White ...

Page 167: ... Oki Data CONFIDENTIAL Unit Circuit Diagram Illustration Resistance Fuser Unit Exhaust Fan ID Fan Red Black 5 V 1 3 0 V 2 M White CU Board Red Black 5 V FANALM N 1 3 0 V 2 M White Red Black 34 V 1 FANALM N 3 0 V 2 M White ...

Page 168: ... 4k at 25 C Between pins e and f 231 4k at 25 C 2 Between pins a and b Between pins c and d 0 or open Between pins e and f 231 4k at 25 C Fuser Unit Thermistor Left c d e f a b 1 Upper roller side 2 Backup roller side a 1 Upper roller 2 Backup roller b Thermostat1 Thermostat2 e f Thermistor a b Heater e f Thermistor c d c d Fuse Heater ...

Page 169: ...Print Engine Controller PWB K7N 3 PWB 600dpi ID GEARED OPTN JODEN TR10P DUPLEX HOPLIFT FRPUCL PSIZE HVOLT POWER CUIF JOBOFF REG BELTHET M1200 C1200 MPOW CPOW K1200 Y1200 YPOW KPOW SHUTTER HOPFF COVOPN STDUCOV FEED FSENS PARTTEMP RSNS FAN1 PCL F3 F4 F8 F2 F5 F6 F1 F7 F9 EEPROM ...

Page 170: ... Print Engine Controller PWB K7N 4 PWB 1200dpi ID GEARED OPTN JODEN TR10P DUPLEX HOPLIFT FRPUCL PSIZE HVOLT POWER CUIF JOBOFF REG BELTHET SHUTTER HOPFF COVOPN STDUCOV FEED FSENS PARTTEMP RSNS FAN1 PCL F3 F4 F8 F2 F5 F6 F1 F7 F9 EEPROM HEAD32 HEAD34 ...

Page 171: ... TIG PUIF FAN 3 84 84 1 1 1 85 168 B 85 168 A DIMM 84 2 85 168 168 168 84 1 85 3xDIMM sockets SDRAM DIMM 64MB 512MB 2xDIMM sockets for program and fonts 1 85 1 1 84 3 SDRAM SDMM1 SDMM2 SDMM3 EEPROM CENT USB 2 3 18 36 1 19 1 4 PCICU A1 B1 C1 A36 B36 C36 IDE 1 2 49 50 ...

Page 172: ...SC TNRSNSM TNRSNSY OPTN KPOW2 TNRSNSK PANEL 4 Duplex Control PWB V73 PWB SNS0 MAIN1 SNS1 CL1 CL2 MOTOR 5 Control Panel PWB X7N PWB SNS0 MAIN1 SNS1 CL1 CL2 MOTOR b Y7X 2 PWB 1200dpi POWER STUCK CPOW2 MPOW2 YPOW2 TNRSNSC TNRSNSM TNRSNSY HEAD32 KPOW2 TNRSNSK PANEL CPOW C1200 HEAD34 MPOW M1200 YPOW Y1200 KPOW K1200 HCON ...

Page 173: ...i Data CONFIDENTIAL 6 N71 PWB JODEN 7 Entrance Sensor PWB R71 PWB HUM WRSNS INSNS1 INSNS2 TNR FSNS 8 Paper Size Sensing PWB 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 174: ...41956001TH Rev 1 174 Oki Data CONFIDENTIAL 11 Tray Control PWB V73 PWB 12 Hight Voltage PWB SNS0 MAIN1 MAIN2 SNS2 GDDC SNS1 PSZ F1 F3 CL1 CL2 MOTOR CN1 CN2 ...

Page 175: ... 1 175 Oki Data CONFIDENTIAL 13 Low voltage PWB 14 Color Registration Sensor PWB Side L Z7L Side R Z7R 15 Humidity Sensor 16 Density Sensor Z7L Z7R CN7 CN5 CN8 CN9 CN10 ACIN CN1 CN4 2 CN4 1 CN6 2 CN6 1 CN2 CN3 F1 F2 ...

Page 176: ...H Rev 1 176 Oki Data CONFIDENTIAL Figure 8 1 1 3 8 PARTS LIST 19 19 19 19 5 15 26 28 30 41 1 2 8 20 14 11 13 23 6 22 7 4 3 9 42 25 24 21 21 21 21 21 21 21 21 21 21 21 17 17 17 17 17 17 19 19 19 19 19 19 19 17 19 ...

Page 177: ...41956001TH Rev 1 177 Oki Data CONFIDENTIAL Figure 8 1 2 3 A B A B C C C 16 C 10 17 17 17 19 19 18 18 ...

Page 178: ...41956001TH Rev 1 178 Oki Data CONFIDENTIAL 37 26 33 38 32 39 38 31 34 35 36 27 Figure 8 1 3 3 ...

Page 179: ...A 1200dpi 600dpi ODA 120V OEL APS ODA 230V ODA OEL APS Name Cover Assy R Cassette Assy Cover Front CS Cover Blank Cover Front Cover Assy Front Cover Side L Stacker Face Up Assy Cover Rear Cover Assy MT MPT Assy 713 MPT Assy 713 Plate Top Gear Z68 Frame Assy Top Frame Assy Top Print Engine Controller PWB Print Engine Controller PWB Motor Fan 80 Microswitch Assy Screw T3 8 Screw M3 8 Screw T3 10 EEP...

Page 180: ...PS Consumable APS Consumable APS Consumable APS Consumable ODA ODA ODA ODA OEL OEL OEL OEL APS APS APS APS Name ID Y Type C5 ID M Type C5 ID C Type C5 ID K Type C5 ID Y Type C5 ID M Type C5 ID C Type C5 ID K Type C5 ID Y Type C5 ID M Type C5 ID C Type C5 ID K Type C5 Toner Cartridge_Type_C5_Y Toner Cartridge_Type_C5_M Toner Cartridge_Type_C5_C Toner Cartridge_Type_C5_K Toner Cartridge_Type_C5_Y To...

Page 181: ...A Option ODA Option ODA ODA OEL APS 1200dpi 600dpi Core LAN Cable Name PCB Assy TIG 3 PCB Assy TIG 2 EEPROM CU Board CRF PX713 1200 Board CRF PX713 600 Board Memory 64MB Board Memory 128MB Board Memory 256MB Board Memory 64MB Board Memory 128MB Board Memory 256MB Board Memory 64MB Board Memory 128MB Board Memory 256MB Oki LAN 6200et Oki LAN 7300e MLETB11 10GB HDD Board Assy CU 713 Board Assy CU 71...

Page 182: ...41956001TH Rev 1 182 Oki Data CONFIDENTIAL Figure 8 2 3 3 3 3 3 3 3 3 2 2 2 2 15 21 1 4 17 6 11 19 10 9 8 7 14 5 12 13 ...

Page 183: ...dpi 1200dpi 1200dpi 1200dpi 600dpi Name Cover Assy Stacker LED Head 1200dpi LED Head 600dpi LED Assy Spring LED control PWB LED control PWB Lever Stack Full Cover Assy Inn Sub Cover Assy Inn Sub LED Harness K LED Harness Y LED Harness M LED Harness C Sensor Assy Toner Control Panel Assy Control Panel Bezel Control Panel Bezel Control Panel Bezel Control Panel Bezel Control Panel Tape Harness Contr...

Page 184: ...41956001TH Rev 1 184 Oki Data CONFIDENTIAL Figure 8 3 1 2 27 11 16 39 4 12 22 37 37 40 1 1 2 49 46 45 47 6 25 26 19 3 9 7 5 10 13 8 42 21 20 48 50 17 18 39 39 39 39 39 39 39 39 23 24 ...

Page 185: ...41956001TH Rev 1 185 Oki Data CONFIDENTIAL Figure 8 3 2 2 37 37 37 33 37 37 37 37 37 37 29 27 28 37 30 37 37 37 34 32 41 43 31 37 36 35 38 ...

Page 186: ...an PULL Color Registration Sensor Assy Solenoid Shutter Assy Plate Shutter A3 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 Board R71 Entrance Sensor PWB Magnet Assy Dup Solenoid Sheet Assy Roller Feed C Fuser Exit Roller Bushing L Fuser Exit Roller Bushing R Exit Se...

Page 187: ...1P0001 41886901 41911101 41888701 41928801 42199601 Remarks Name HV Tape Harness Power Supply Insulation Screw M3 6 Screw M4 8 Screw T3 8 Transfer Contact Assy Power Supply Insulation HV Motor Fan PUSH Motor ID Fan Thickness Sensor Thickness Plate Assy Thickness Sensor Assy Cover Seal Sensor Pickup Stage Waste Toner Sensor Actuator per 500 3 3 6 3 3 3 3 3 3 3 3 3 per 1000 6 6 12 6 6 6 6 6 6 6 6 6 ...

Page 188: ...41956001TH Rev 1 188 Oki Data CONFIDENTIAL Figure 8 4 1 2 9 12 12 12 12 12 12 12 12 12 12 12 8 1 7 7 7 7 9 11 11 11 11 11 11 11 11 10 10 10 ...

Page 189: ...41956001TH Rev 1 189 Oki Data CONFIDENTIAL Figure 8 4 2 2 4 3 2 12 2 2 12 12 12 12 12 26 12 12 17 16 15 12 12 5 6 13 13 13 18 ...

Page 190: ...013 3101P008 4PB4013 3100P008 4PB4083 2500P010 PSW2W3 10C PSW2W3 16C PSW2W3 20C 41488301 41487801 Remarks Name Guide Assy R 1st Roller Feed Roller Feed A3 Motor Pulse Hop Board A73 Gear Assy Clutch 2pin Rubber Foot Paper Size Sensing PWB Connector Screw T4 6 Screw T4 8 Screw M3 8 Screw T3 10 Screw Screw Screw Gear Assy Clutch 3pin Motor Geard per 500 3 9 3 3 3 3 12 3 6 3 3 per 1000 6 18 6 6 6 6 24...

Page 191: ...41956001TH Rev 1 191 Oki Data CONFIDENTIAL Figure 8 5 A B C D E A B C D E 1 4 4 4 4 4 4 4 4 4 3 3 3 3 3 3 3 2 3 3 3 3 3 3 3 ...

Page 192: ...Q ty Unit 1 1 1 2 21 9 Parts No 41945701 41945703 41945707 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 193: ...ode 1 2 Parallel Interface Connector and Cable 1 Connector Printer side 36 pin receptacle Type 57LE 40360 12 D56 made by Daiichi Denshi or equivalent Cable side 36 pin plug Type 57FE 30360 20N D8 made by Daiichi Denshi or equivalent 1 18 19 36 Connector Pin Arrangement Viewed from Cable Side 2 Cable Cable length 1 8 m max A shielded cable composed of twisted pair wires is recommended for noise pre...

Page 194: ... 5 µs min 0 5 µs min 0 5 µs min 0 5 µs max 0 5 µs min 0 min 0 min 0 5 µs to 3 µs 0 min b On line off line switching timing by ON LINE SW ON LINE SW BUSY 100 ms max SELECT c Off line on line switching timing by ON LINE SW SELECT ACKNOWLEDGE ON LINE SW BUSY d nlnit timing invalid by default INPUT PRIME SELECT ACKNOWLEDGE BUSY 50 µs min Menu set 5µs max ...

Page 195: ...ut exception when the parallel interface is enabled 14 NAutoFd HostBusy PR Used in bidirectional communication 15 Unassigned 16 GND Signal ground 17 FG Chassis ground 18 5V PR Used for supplying 5V Power cannot be supplied to the outside of the printer 19 GND Signal ground 30 31 Nlnit nlnit PR Initializes the printer when held LOW 32 NFault nDataAvail PR LOW during alarm 33 GND Signal ground 34 Un...

Page 196: ...ce 2 2 USB Interface Connector and Cable 1 Connector Printer side Type B receptacle Upstrem port UBB 4R D14T 1 made by JST or equivalent Connector pin layout 2 3 4 1 Cable side Type B plug 2 Cable Cable length 5 m max cable compliant with USB specification revision 1 1 A shielded cable must be used 2 3 USB Interface Signals R1 Function 1 Vbus Power Supply 5V red 2 D Data transmission white 3 D Dat...

Page 197: ...er side L opt 4 3 Unscrew the two screws 5 to remove the cover side R sub opt 6 4 Unscrew the screw 7 to remove the stopper 8 and disengage the front claw to remove the cover Assy R 9 5 Remove the ten screws 0 and the connector to remove the plate top A 6 Remove the all connectors and the four screws B to demount the control PWB C 7 Unscrew the four screws D to demount the paper size sensor PWB E ...

Page 198: ... Oki Data CONFIDENTIAL 1 1 2 5 6 3 3 3 4 2 Motor Geared 1 Unscrew the five screws 1 to remove the great grip R 2 2 Remove the six screws 3 to remove the feed unit 4 3 Remove the three screws 5 to demount the motor geared 6 ...

Page 199: ... Rev 1 199 Oki Data CONFIDENTIAL 1 1 2 3 4 3 Transport Clutch 1 Remove the motor geared see section 2 2 Unscrew the four screws 1 to remove the motor Assy 2 3 Remove the E ring 3 to detach the transport clutch 4 ...

Page 200: ...41956001TH Rev 1 200 Oki Data CONFIDENTIAL 4 Pickup Clutch 1 Remove the geared motor see section 2 2 Unscrew the four screws 1 to remove the motor Assy 2 3 Detach the pickup clutch 3 1 1 2 3 ...

Page 201: ...01 Oki Data CONFIDENTIAL 5 Roller Feed 1 Remove the geared motor see section 2 2 Unscrew the two screws 1 to remove the feed Assy 2 3 Unscrew the screw 3 remove the pillar sub 4 then detach the roller feed 5 1 2 1 3 4 5 ...

Page 202: ...otor see section 2 2 Unscrew the two screws 1 to remove the feed Assy 2 3 Remove the parts in the portion A and then in B and pull out the shaft 3 to remove the portion C 4 Remove the sensor lever 4 to demount the sensor PWB 5 Remove the portion C Portion B Portion A 5 2 4 1 1 3 ...

Page 203: ...ver rear pt 3 3 Unscrew the four screws 4 to remove the cover side L opt 5 4 Unscrew the two screws 6 to remove the cover side R sub opt 7 5 Unscrew the four screws 8 to separate the first and second unit 6 Unscrew the four screws 9 to separate the second and third unit 7 Lift the tray unit upward to demount it 8 4 5 8 2 2 3 8 9 9 9 9 1 6 7 8 ...

Page 204: ...41956001TH Rev 1 204 Oki Data CONFIDENTIAL High Capacity Tray Unit 2nd 3rd Tray Unit 1 3 28 28 28 20 24 25 1 7 7 7 9 7 23 22 21 19 26 ...

Page 205: ...41956001TH Rev 1 205 Oki Data CONFIDENTIAL High Capacity Tray Unit 2nd 3rd Tray Unit 2 3 4 6 3 12 12 12 12 12 12 17 27 13 16 15 18 12 5 2 12 2 2 12 12 Not attached to the lowest thir ...

Page 206: ...F 3rd unit of HCF OEL APS ODA 2nd tray 1st 2nd unit of HCF 3rd unit of HCF Name Guide Assy R Opt Guide Assy R Opt Roller Feed Roller Feed A3 Motor Pulse Hop Board A73 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 Board B73 Cover Side R Sub Opt Cover...

Page 207: ...ER THICK ERROR OPEN AND CLOSE COVER 326 PAPER THICK ERROR DOWNLOAD CHIP DATA 327 DENSITY CALIBRATION CHIP ERROR Err Code 300 310 311 311 312 313 314 315 320 321 323 324 325 326 327 Description A network error is occurring The cover is open The cover is open PX711 The cover is open PX713 The cover is open The cover is open The cover is open The cover is open The fuser unit is not correctly installe...

Page 208: ... JAM REMOVE FINISHER 367 PAPER JAM Err Code 330 340 341 342 343 350 351 352 353 355 356 360 361 362 363 364 365 366 367 Description The belt unit is not correctly installed The drum is not correctly installed The life of the drum Alarm Warning status takes effect at Cover Open Close while allowing 500 pages printing at maximum Notifies the transfer belt has reached its life This is the error displ...

Page 209: ... 391 392 393 394 395 400 401 Description Jam has occurred nearby DUPLEX unit Duplex Reversal Jam has occurred nearby DUPLEX unit Duplex Input Jam has occurred nearby DUPLEX unit Duplex Missfeed Jam has occurred in paper path PX711 Jam has occurred in paper path PX713 Jam has occurred in paper path Transport Jam has occurred in paper path Exit Jam has occurred in paper path Duplex Entry Jam has occ...

Page 210: ...NSTALL PAPER CASSETTE 441 TRAY2 OPEN INSTALL PAPER CASSETTE 442 TRAY3 OPEN INSTALL PAPER CASSETTE 443 TRAY4 OPEN Err Code 410 411 412 413 420 430 431 432 433 434 440 441 442 443 440 441 442 443 Description Toner of Yellow Magenta Cyan Black ends Warning status takes effect at Cover Open Close while allowing printing at least 20 pages Memory capacity overflows due to the following reason Press ON L...

Page 211: ...pppp 462 TRAY2 MEDIA MISMATCH CHANGE PAPER TO mmmmmmmmm ppppppp 462 TRAY2 SIZE MISMATCH CHANGE PAPER TO mmmmmmmmm ppppppp 463 TRAY3 MEDIA MISMATCH CHANGE PAPER TO mmmmmmmmm ppppppp 463 TRAY3 SIZE MISMATCH CHANGE PAPER TO mmmmmmmmm ppppppp 464 TRAY4 MEDIA MISMATCH CHANGE PAPER TO mmmmmmmmm ppppppp 464 TRAY4 SIZE MISMATCH Err Code 450 451 452 453 454 460 461 462 463 464 Description Paper that cannot...

Page 212: ...T mmmmmm ON MPTRAY AND PUSH ON LINE SWITCH Err Code 465 469 471 472 473 480 481 482 490 491 492 493 494 495 499 500 Description The size of paper or media type in the tray does not match the print data Load mmmmm ppppp paper in the tray It takes a while until the status disappears after you have closed the tray and the lever lifted mmmmm Paper Size A4 B5 A6 pppp The stapler cartridge of Finisher u...

Page 213: ...531 TRAY2 OVERFILLED REMOVE EXCESS PAPER 532 TRAY3 OVERFILLED REMOVE EXCESS PAPER 533 TRAY4 OVERFILLED REMOVE EXCESS PAPER 534 TRAY5 OVERFILLED Err Code 520 521 522 523 524 530 531 532 533 534 Description Print request was made to Tray1 5 to which Tray Lift Up Error has occurred Lift Up Retry will take place when the tray is removed and put back in PX713 only Print request was made to Tray 1 5 whi...

Page 214: ... error display appears as mentioned later A Sensor output at Paper Empty is outside the spec Prints according to the Media Weight MIDIUM when this error occurs The difference in Sensor outputs is outside the spec The weight is beyond the recognizable limits At Error Prints according to the Media Weight MEDIUM Belt Reflex Check Error Error that does not occur at user level Displayed only in Factory...

Page 215: ...hat does not occur at user level Displayed only in FactoryMode Density Adjustment Black Calibration Error Error that does not occur at user level Displayed only in FactoryMode Density Adjustment Black Sensor Error Error that does not occur at user level Displayed only in FactoryMode Density Adjustment C M Y K ID ERROR 2 Smear due to the ID failure Density Adjustment C M Y K ID ERROR LED out of foc...

Page 216: ...ror Cyan This is not user level error Registration Sensor Error Black This is not user level error Staple Punch could not be executed because the media was too thick This appears when the media too thick to be stapled punched has been detected Detection of Transparency falls under this category Pressing the ONLINE key will clear the message R Could not perform Duplex printing because the paper is ...

Page 217: ...ue until TONER EMPTY The life of the drum warning Displayed in a combination of other message in the first line The printer stops at the point when it reaches the drum life Shifts to error OFF LINE Notifies the fuser unit is near its life Notifies the belt unit is near its life This is a warning thus printing will not stop Notifies the life of the fuser unit warning Displayed in a combination of o...

Page 218: ...o is denied printing 2 A color job received from a user who is denied color printing Indiates that a job has been cancelled because the printer area where the logs are stored has been used up and also Cancel job is specified as an operation at the time of Log Full Related to JobAccount Notifies users that jobs have been cancelled because they are not permitted for printing Related to JobAccount St...

Page 219: ...til the end of the job and disappears An attempt to write in a read only file was done Because this is a temporary warning it remains until the end of the job and disappears Operation that does not involve a disk is available nnn An identifier to Error type For details see the Error table provided in the subsequent chapter Job Offset Home Position Sensor ErrorThe Job Offset function becomes disabl...

Page 220: ...ERATION FAILED 3 DISK FILE OPERATION FAILED 4 DISK FILE OPERATION FAILED 5 DISK FILE OPERATION FAILED 6 DISK FILE OPERATION FAILED 7 DISK FILE OPERATION FAILED 8 DISK FILE OPERATION FAILED 9 DISK FILE OPERATION FAILED 10 DISK FILE OPERATION FAILED 11 DISK FILE OPERATION FAILED 12 DISK FILE OPERATION FAILED 13 DISK FILE OPERATION FAILED 14 DISK FILE OPERATION FAILED 15 DISK FILE OPERATION FAILED 16...

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Oki C9300 Series, Maintenance Manual

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