Oki C810 Oki C830 Service Manual and Parts List Manual

Accurate, clear and concise text, combined with detailed illustrations, lists of error code, instruction and diagrams, guide you through procedure of repair, remediate, maintenance and adjustments your copier, printer or scanner.
Present service manual and parts list manual Oki C810 Oki C830 contain clear instructions and procedures on how to fix the problems occurring in your equipment.
The information contained in this repair manual is necessary for the repair, but also prevention, resulting in a longer life of your equipment.
Format of the manual: PDF, makes it easy to navigate, instant download and print. English language.
To see what contain, please read table of contents:

1.1 System configuration
1.2 Printer configuration
1.3 Composition of optional items
1.4 Specifications
1.5 Interface specifications
1.5.1 USB interface specifications USB interface overview USB interface connectors and cables USB interface signals
1.5.2 Network interface specifications Network interface overview Connector and cable of network interface Network interface signals
1.5.3 Parallel interface specifications Parallel interface overview Connector and cable of parallel interface Parallel interface levels

2.1 Electrophotographic process mechanism
2.2 Printing process

3.1 Cautions, and do’s and don’ts
3.2 Unpacking procedure
3.3 Printer installation instructions
3.4 List of components and accessories
3.5 Assembly procedure
3.5.1 Assembly of the printer main unit
3.5.2 Connection of the power cable
3.5.3 Installation and recognition confirmation of options
3.6 Printing of the configuration report
3.7 Connection methods
3.8 Checking of paper used by the user

4.1 Notes on replacement of parts
4.2 Part replacement procedure
4.2.1 Belt unit
4.2.2 Fuser unit
4.2.3 Left side cover
4.2.4 Right side cover
4.2.5 Rear cover Assy
4.2.6 LED Assy
4.2.7 Main controller PCB, image drum motor, image drum lift-up motor and feed motor
4.2.8 Print engine controller PCB
4.2.9 Top cover Assy
4.2.10 Top cover
4.2.11 Operator panel Assy
4.2.12 Board PRP
4.2.13 Shaft-ejection Assy. (FU) and shaft-ejection Assy. (FD)
4.2.14 Guide-ejection Assy.-lower, color-registration Assy. and relay board (P6Y)
4.2.15 Fan (fuser), high-voltage power supply board, contact Assy., fuser sensor Assy
4.2.16 MPT Assy., MPT hopping roller, separator and pick-up roller
4.2.17 Registration roller Assy
4.2.18 Gear box, registration/hopping roller Assy. and solenoid
4.2.19 Holder-switch Assy., low-voltage power supply fan and low-voltage power supply
4.2.20 Belt motor Assy. and fuser motor Assy
4.2.21 Side-R Assy. and side-L Assy
4.2.22 Paper feed roller (tray 1)
4.2.23 Paper feed rollers (tray 2/3 (option))
4.2.24 Paper feed roller (multi-purpose tray)
4.3 Portions Lubricated

5.1 System Maintenance menu (for maintenance personnel)
5.2 Maintenance Utility
5.3 User maintenance menu functions
5.3.1 Maintenance menu (for end-users)
5.3.2 Self-diagnostic mode Operator Panel Normal self-diagnostic mode (level 1) Switch scan test Motor and clutch test Test printing Color registration adjustment test Density adjustment test Consumable counter display Print counter display Factory-Shipping mode switching Self-diagnostic function setting LED head serial number display NVRAM parameter setting
5.3.3 Printing on stand-alone basis
5.3.4 Functions of buttons after power-on
5.4 Setup after part replacement
5.4.1 Notes on engine control board replacement
5.4.2 EEPROM setup after CU board replacement
5.5 Manual density adjustment setting
5.6 Boot Menu List

6.1 Cleaning
6.2 LED lens array cleaning
6.3 Pick-up roller cleaning
7.1 Before starting the repair work
7.2 Confirmation items before taking corrective action against abnormalities
7.3 Precautions when taking corrective action against abnormality
7.4 Preparation for troubleshooting
7.5 Troubleshooting method
7.5.1 LCD message list
7.5.2 Preparation for troubleshooting
7.5.2.(1) LCD display error
7.5.2.(2) Abnormal operations of printer after the power is turned on182
7.5.2.(3) Paper feed jam (error code 391: 1st tray)
7.5.2.(4) Feed jam (error code 380)
7.5.2.(5) Paper feed jam (error code 390: Multipurpose tray)
7.5.2.(6) Paper running jam (error code 381)
7.5.2.(7) Paper unloading jam (error code 382)
7.5.2.(8) Two-sided printing jam (error code: 370, 371, 372, 373, 383)
7.5.2.(9) Paper size error (error code 400 and 401)
7.5.2.(10) ID unit Up/Down error (Service call 140 to 143)
7.5.2.(11) Fuser unit error (error 170 to 177)
7.5.2.(12) Motor fan error (error code 122, 127, 128, 918, 051)
7.5.2.(13) Print speed is slow. (Performance is low.)
7.5.2.(14) Option unit cannot be recognized
7.5.2.(15) LED head cannot be recognized (error code 131, 132, 133, 134)
7.5.2.(16) Toner cartridge cannot be recognized (error code 540, 541, 542, 543)
7.5.2.(17) Fuse cut error (error codes 150 to 155)
7.5.2.(18) Humidity sensor error (error code 123)
7.5.2.(19) Wiring diagram
7.5.3 Troubleshooting the abnormal images
7.5.3.(1) Color has faded-out and blurred entirely (Refer to Figure 7-2 A.)
7.5.3.(2) Stain on white print (Refer to Figure 7-2 B.)
7.5.3.(3) White print (Refer to Figure 7-2 C.)
7.5.3.(4) Black banding/black streaking in vertical direction
7.5.3.(5) Cyclic abnormality (Refer to Figure 7-2 E.)
7.5.3.(6) Heavy color registration error
7.5.3.(7) Entirely black print
7.5.3.(8) For the entire monochrome print, it does not being printed
7.5.4 Network troubleshooting Connection error occurs with the Web browser Print operation is not possible Cannot create Certificate Installation of Certificate is not possible Other questionnaires Restrictions when using Internet Explore 7
7.6 Fuse check
7.7 Paper cassette switches versus Paper size correspondence table
7.8 Data protection kit-A3
7.8.1 Data protection kit-A3 (DPK-A3) overview

8.1 Resistance value check
8.2 Parts location
8.3 F/W version number
8.3.1 ROM control number
8.3.2 ROM version check and display
8.3.3 PCB Maintenance Indication Stamp

& Parts List Manual