Table Of Contents - Oki MC860 Maintenance Manual

Oki Data CONFIDENTIAL
Contents
1. Configuration ............................................................................. 7
1.1 System configuration ............................................................................................ 8
1.2 MFP configuration ............................................................................................... 10
1.2.1 Name and function of each part .................................................................... 11
1.3 Options configuration ........................................................................................... 16
1.4 Specifications ...................................................................................................... 18
1.5 Interface specifications......................................................................................... 28
1.5.1 USB interface specifications .......................................................................... 28
1.5.2 Network interface specifications .................................................................... 28
1.5.3 Parallel interface specifications ..................................................................... 29
2. Theory of Operation ................................................................ 30
2.1 Electro-photographic process system .................................................................. 31
2.2 Print process ....................................................................................................... 34
2.3 Image scanning process ..................................................................................... 44
2.3.1 Structure and process of RADF ..................................................................... 44
2.3.1.1 Cross-section view ................................................................................ 44
2.3.1.2 Electrical configuration .......................................................................... 44
2.3.1.3 Fundamental operations ....................................................................... 45
2.3.1.4 Document detection .............................................................................. 47
2.3.1.5 Jam detection ........................................................................................ 49
2.3.1.6 Power supply .......................................................................................... 49
2.3.2 Document table structure ............................................................................. 50
2.3.2.1 Overview ............................................................................................... 50
2.3.2.2 Exposure block ...................................................................................... 50
2.3.2.3 Mirror carriage drive mechanism ............................................................ 51
2.3.2.4 Document size detection ....................................................................... 52
3. Installation ............................................................................... 53
3.1 Warnings and prohibited items ............................................................................. 54
3.2 Installation of MFP ............................................................................................... 55
3.2.1 Unpacking ...................................................................................................... 55
3.2.2 Main unit and list of accessories .................................................................... 56
3.2.3 Installation method ........................................................................................ 58
3.3 Installation of add-on tray unit .............................................................................. 64
3.3.1 Unpacking ...................................................................................................... 64
3.3.2 Main unit and list of accessories ................................................................... 65
3.3.3 Installation method ........................................................................................ 66
3.4 Preparation before use ......................................................................................... 77
3.4.1. Preparation of paper ..................................................................................... 77
3.4.2 Power cable connection ................................................................................. 79
3.4.3 Add-on memory replacement ........................................................................ 81
3.4.4 Internal hard disk replacement ...................................................................... 83
3.4.5 Duplex unit installation and removal .............................................................. 85
43967002TH Rev.1
3.5 Report print .......................................................................................................... 88
3.6 Control panel ........................................................................................................ 89
3.7 Menu list ............................................................................................................... 90
3.8 MFP information print ......................................................................................... 133
3.9 Network information print ................................................................................... 134
3.10 Connection method .......................................................................................... 135
3.10.1 Connect the interface cable. ...................................................................... 135
3.10.1.1 Connect the network cable. ................................................................ 135
3.10.1.2 Connect the USB cable. .................................................................... 135
3.10.1.3 Connect the telephone line cable. ...................................................... 136
3.10.2 Turn ON the power ..................................................................................... 139
3.10.2.1 Required conditions for power supply ................................................ 139
3.10.2.2 Power switch ...................................................................................... 139
3.11 Checking papers used by user ......................................................................... 140
4. Parts Replacement ............................................................... 141
4.1 Precautions when replacing part ....................................................................... 142
4.2 Part replacement method .................................................................................. 144
4.2.1 How to separate scanner and printer ......................................................... 144
4.2.2 Scanner ...................................................................................................... 147
4.2.2.1 Separation pad .................................................................................... 147
4.2.2.2 Operator panel Assy ........................................................................... 148
4.2.2.3 RADF Assy .......................................................................................... 149
4.2.3 Printer .......................................................................................................... 152
4.2.3.1 Belt unit ............................................................................................... 152
4.2.3.2 Fuser unit ............................................................................................ 153
4.2.3.3 Cover-Side-L ........................................................................................ 154
4.2.3.4 Cover-Side-R........................................................................................ 155
4.2.3.5 Rear cover ........................................................................................... 156
4.2.3.6 LED Assy ............................................................................................. 157
4.2.3.7 MZA PCB/CU PCB ............................................................................... 158
4.2.3.8 ID motor/paper feed motor/ID lift-up motor ........................................ 161
4.2.3.9 PU PCB ............................................................................................... 163
4.2.3.10 Top cover Assy ................................................................................... 165
4.2.3.11 Top cover/Extension transport Assy ................................................... 167
4.2.3.12 Shaft eject Assy (FU)/Shaft eject Assy (FD) ...................................... 168
4.2.3.13 Guide eject Assy lower/Color regist Assy/Relay PCB (P6Y) .............. 169
4.2.3.14 FAN (Fuser)/High voltage PCB/Contact Assy/Fuser sensor Assy .... 173
4.2.3.15 MPT Assy/MPT hopping roller/Separator/Pickup roller ..................... 175
4.2.3.16 Regist roller Assy ............................................................................... 176
4.2.3.17 Gear box/Regist/Hopping roller Assy/Solenoid ................................. 177
4.2.3.18 Holder switch Assy/Fan for low voltage power supply/Low
voltage power supply ........................................................................ 180
CONTENTS
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