Oki MC860 CX2633MFP 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 MC860 CX2633MFP contain clear instructions and procedures on how to fix the problems occurring in your equipment.
Format of the manual: PDF, makes it easy to navigate, instant download and print. English language.
Table of contents:

1.1 System configuration
1.2 MFP configuration
1.2.1 Name and function of each part
1.3 Options configuration
1.4 Specifications
1.5 Interface specifications
1.5.1 USB interface specifications
1.5.2 Network interface specifications
1.5.3 Parallel interface specifications

2.1 Electro-photographic process system
2.2 Print process
2.3 Image scanning process
2.3.1 Structure and process of RADF Cross-section view Electrical configuration Fundamental operations Document detection Jam detection Power supply
2.3.2 Document table structure Overview Exposure block Mirror carriage drive mechanism Document size detection

3.1 Warnings and prohibited items
3.2 Installation of MFP
3.2.1 Unpacking
3.2.2 Main unit and list of accessories
3.2.3 Installation method
3.3 Installation of add-on tray unit
3.3.1 Unpacking
3.3.2 Main unit and list of accessories
3.3.3 Installation method
3.4 Preparation before use
3.4.1. Preparation of paper
3.4.2 Power cable connection
3.4.3 Add-on memory replacement
3.4.4 Internal hard disk replacement
3.4.5 Duplex unit installation and removal
3.5 Report print
3.6 Control panel
3.7 Menu list
3.8 MFP information print
3.9 Network information print
3.10 Connection method
3.10.1 Connect the interface cable Connect the network cable Connect the USB cable Connect the telephone line cable
3.10.2 Turn ON the power Required conditions for power supply Power switch
3.11 Checking papers used by user

4.1 Precautions when replacing part
4.2 Part replacement method
4.2.1 How to separate scanner and printer
4.2.2 Scanner Separation pad Operator panel Assy RADF Assy
4.2.3 Printer Belt unit Fuser unit Cover-Side-L Cover-Side-R Rear cover LED Assy MZA PCB/CU PCB ID motor/paper feed motor/ID lift-up motor PU PCB Top cover Assy Top cover/Extension transport Assy Shaft eject Assy (FU)/Shaft eject Assy (FD) Guide eject Assy lower/Color regist Assy/Relay PCB (P6Y) FAN (Fuser)/High voltage PCB/Contact Assy/Fuser sensor Assy MPT Assy/MPT hopping roller/Separator/Pickup roller Regist roller Assy Gear box/Regist/Hopping roller Assy/Solenoid Holder switch Assy/Fan for low voltage power supply/Low voltage power supply Belt motor Assy/Fuser motor Assy Side R Assy/Side L Assy Paper feed roller (tray 1) Feed paper roller (Tray 2 and 3 (option)) Add-on tray unit (option) Feed paper roller (Multipurpose tray)
4.3 Lubricating points

5.1 Service function
5.1.1 How enter the service menu Special operation of the hardware keys Password entry screen
5.1.2 Operation required upon completion of the service menu operation
5.2 Service Maintenance menu
5.2.1 Service Maintenance menu structure
5.3 System maintenance
5.3.2 Format HDD
5.3.3 Format Flash ROM
5.3.4 Menu Reset(Administrator password reset)
5.3.5 All Reset
5.3.6 Test Print Menu
5.3.7 Change Password
5.4 Panel maintenance
5.4.1 LED test Operating procedure
5.4.2 LCD test Operating procedure
5.4.3 Control panel key test Operating procedure
5.5 Copy maintenance
5.5.1 Color copy
5.6 Scanner maintenance
5.6.1 Shading data loading
5.6.2 Operating procedure
5.6.3 Scanning roller cleaning Operating procedure
5.6.4 Scan position adjustment Side registration adjustment Top end position adjustment Back end position adjustment
5.7 Mirror carriage mode
5.7.1 How to enter the mirror carriage communication mode
5.7.2 How to release the mirror carriage mode
5.8 Fax maintenance
5.8.1 Country code
5.8.2 Tone For Echo TX(During send) RX(During receive)
5.8.3 H/Modem Rate TX(During send) RX(During receive)
5.8.4 Pulse Make Ratio
5.8.5 MF(Tome) Duration ON period OFF period
5.8.6 Colling Timer
5.8.7 Attenuator
5.8.8 FM Attenuator
5.8.9 Fax maintenance items – Default value list
5.8.10 Line Test Relay Test Tonal send test DTMF test
5.9 T30 monitor print
5.9.1 T30 monitor print procedure
5.10 Printer maintenance
5.10.1 Personality IBM 5577 IBM PPR III XL EPSON FX HP-GL/2 Operator panel
5.10.2 Peak Power Control
5.10.3 Engine Diag Mode (Self-diagnostic) Normal self-diagnostic mode (Level 1) How to enter self-diagnostic mode (Level 1) How to exit self-diagnostic mode Switch scan test Motor, clutch test Test print Color registration error correction test Density error correction test Consumable item counter display Printed sheets counter display Factory/Shipping mode switching Self-diagnostic function setting LED head serial number display
5.11 Initialization
5.11.1 Initialization by administrator Initialization operation by administrator Items that can be initialized by administrator
5.11.2 Initialization by service engineer Initialization operation by service engineer Items that can be initialized by service engineer
5.12 Special startup
5.12.1 Special startup operating procedure
5.12.2 Special startup
5.13 Maintenance utilities
5.14 Setup after part replacement
5.14.1 Precautions when replacing the engine control PCB
5.14.2 EEPROM setting after CU PCB is replaced
5.14.3 Maintenance of scanner PCB by using the Maintenance Utilities
5.14.4 List of data that are stored in the scanner side
5.14.5 Precautions when writing scanner data using Maintenance Utilities
5.14.6 Restrictions when using Maintenance Utilities
5.15 Scanner registration adjustment method
5.15.1 Overview of the registration adjustment work Operation method of the service function for registration adjustment 268 Adjustment item FBS scanning position adjustment (side registration) FBS scanning position adjustment (top-end registration) ADF scanning position adjustment (side registration) ADF scanning position adjustment (top-end registration) ADF scanning position adjustment (rear-end registration)

6.1 Cleaning
6.2 How to clean the LED lens array
6.3 How to clean the pickup roller
6.4 How to clean inside of MFP
6.5 How to clean paper path of RADF
6.5.1 Clean the document transport roller and the document retainer roller
6.6 How to clean under portion of RADF
6.7 How to clean document glass and glass surface

7.1 Precautions prior to repair
7.2 Items to be checked prior to taking action on abnormal images
7.3 Precautions when taking action on abnormal images
7.4 Preparations for troubleshooting
7.5 Troubleshooting method
7.5.1 LCD Message List
7.5.2 Troubleshooting
7.5.2.(1) LCD display error
7.5.2.(2) Abnormal operations of printer after the power is turned on
7.5.2.(3) Paper feed jam (error 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 running 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)
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, 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) Dew condensation error (Error 123)
7.5.2.(19) Connection 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 Fig. 7-2 B)
7.5.3.(3) All white page print (Refer to Fig. 7-2 C)
7.5.3.(4) Vertical line is printed
7.5.3.(5) Cyclic abnormal print (Refer to Fig. 7-2 E)
7.5.3.(6) Color registration error is heavy
7.5.3.(7) All black page print
7.5.4 Action after forced initialization of Flash
7.5.5 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 Moving the MC860 and transportation method
7.7.1 Moving the MC860
7.7.2 Transporting the MC860

8.1 Resistance value check
8.2 Parts location


& Parts Catalog.