Oki MC860 Maintenance Manual

Also see for MC-860 / CX2633MFP: Service & troubleshooting guide

Contents

Oki MC860 Maintenance Manual Manual pdf 4 page image

43967002TH Rev.1 4 /Oki Data CONFIDENTIALContentsCONTENTS1. Configuration .............................................................................71.1 System configuration ............................................................................................ 81.2 MFP configuration ............................................................................................... 101.2.1 Name and function of each part .................................................................... 111.3 Options configuration ........................................................................................... 161.4 Specifications ...................................................................................................... 181.5 Interface specifications......................................................................................... 281.5.1 USB interface specifications .......................................................................... 281.5.2 Network interface specifications .................................................................... 281.5.3 Parallel interface specifications ..................................................................... 292. Theory of Operation ................................................................302.1 Electro-photographic process system .................................................................. 312.2 Print process ....................................................................................................... 342.3 Image scanning process ..................................................................................... 442.3.1 Structure and process of RADF..................................................................... 442.3.1.1 Cross-section view ................................................................................ 442.3.1.2 Electrical configuration .......................................................................... 442.3.1.3 Fundamental operations ....................................................................... 452.3.1.4 Document detection .............................................................................. 472.3.1.5 Jam detection ........................................................................................ 492.3.1.6 Power supply .......................................................................................... 492.3.2 Document table structure ............................................................................. 502.3.2.1 Overview ............................................................................................... 502.3.2.2 Exposure block ...................................................................................... 502.3.2.3 Mirror carriage drive mechanism............................................................ 512.3.2.4 Document size detection ....................................................................... 523. Installation...............................................................................533.1 Warnings and prohibited items............................................................................. 543.2 Installation of MFP ............................................................................................... 553.2.1 Unpacking ...................................................................................................... 553.2.2 Main unit and list of accessories.................................................................... 563.2.3 Installation method ........................................................................................ 583.3 Installation of add-on tray unit .............................................................................. 643.3.1 Unpacking ...................................................................................................... 643.3.2 Main unit and list of accessories ................................................................... 653.3.3 Installation method ........................................................................................ 663.4 Preparation before use......................................................................................... 773.4.1. Preparation of paper ..................................................................................... 773.4.2 Power cable connection ................................................................................. 793.4.3 Add-on memory replacement ........................................................................ 813.4.4 Internal hard disk replacement ...................................................................... 833.4.5 Duplex unit installation and removal .............................................................. 853.5 Report print .......................................................................................................... 883.6 Control panel........................................................................................................ 893.7 Menu list ............................................................................................................... 903.8 MFP information print......................................................................................... 1333.9 Network information print ................................................................................... 1343.10 Connection method .......................................................................................... 1353.10.1 Connect the interface cable. ...................................................................... 1353.10.1.1 Connect the network cable. ................................................................ 1353.10.1.2 Connect the USB cable. .................................................................... 1353.10.1.3 Connect the telephone line cable. ...................................................... 1363.10.2 Turn ON the power..................................................................................... 1393.10.2.1 Required conditions for power supply ................................................ 1393.10.2.2 Power switch ...................................................................................... 1393.11 Checking papers used by user......................................................................... 1404. Parts Replacement ...............................................................1414.1 Precautions when replacing part ....................................................................... 1424.2 Part replacement method .................................................................................. 1444.2.1 How to separate scanner and printer ......................................................... 1444.2.2 Scanner ...................................................................................................... 1474.2.2.1 Separation pad .................................................................................... 1474.2.2.2 Operator panel Assy ........................................................................... 1484.2.2.3 RADF Assy .......................................................................................... 1494.2.3 Printer .......................................................................................................... 1524.2.3.1 Belt unit ............................................................................................... 1524.2.3.2 Fuser unit ............................................................................................ 1534.2.3.3 Cover-Side-L ........................................................................................ 1544.2.3.4 Cover-Side-R........................................................................................ 1554.2.3.5 Rear cover ........................................................................................... 1564.2.3.6 LED Assy ............................................................................................. 1574.2.3.7 MZA PCB/CU PCB............................................................................... 1584.2.3.8 ID motor/paper feed motor/ID lift-up motor ........................................ 1614.2.3.9 PU PCB ............................................................................................... 1634.2.3.10 Top cover Assy ................................................................................... 1654.2.3.11 Top cover/Extension transport Assy ................................................... 1674.2.3.12 Shaft eject Assy (FU)/Shaft eject Assy (FD) ...................................... 1684.2.3.13 Guide eject Assy lower/Color regist Assy/Relay PCB (P6Y) .............. 1694.2.3.14 FAN (Fuser)/High voltage PCB/Contact Assy/Fuser sensor Assy .... 1734.2.3.15 MPT Assy/MPT hopping roller/Separator/Pickup roller ..................... 1754.2.3.16 Regist roller Assy ............................................................................... 1764.2.3.17 Gear box/Regist/Hopping roller Assy/Solenoid ................................. 1774.2.3.18 Holder switch Assy/Fan for low voltage power supply/Lowvoltage power supply ........................................................................ 180