Table Of Contents - Oki C9500 Maintenance Manual

1. SPECIFICATIONS ............................................................................................ 7
1.1 Basic System Configuration ............................................................................................. 7
1.2 Printer Engine Specifications ........................................................................................... 8
1.3 Option Configuration ........................................................................................................ 9
1.4 Specifications ................................................................................................................. 11
2. PARTS REPLACEMENT ................................................................................ 13
2.1 Precautions in Replacing Parts ...................................................................................... 13
2.2 Parts Layout ................................................................................................................... 15
2.3 Replacing Parts .............................................................................................................. 22
2.3.1 Top cover .......................................................................................................... 23
2.3.2 LED Head / LED Spring / Post-Guide ............................................................... 24
2.3.3 Top Cover Unit ................................................................................................. 25
2.3.4 Control Panel Assy / Control Panel Bezel / LED Control PWB / Toner Sensor /
Stack Full Sensor / Control Panel / Control Panel Tape Harness / Eject Roller 26
2.3.5 Top Cover Handle / Top Cover Latch / Top Cover Latch Spring ...................... 27
2.3.6 Eject Guide Assy .............................................................................................. 28
2.3.7 Cassette Assy / Cover-Blind / Side Cover Assy ............................................... 29
2.3.8 Feed Roller ....................................................................................................... 30
2.3.9 Left Side Cover ................................................................................................. 31
2.3.10 Face Up Tray .................................................................................................... 32
2.3.11 Front Cover ....................................................................................................... 33
2.3.12 Rear Cover ....................................................................................................... 34
2.3.13 Multipurpose Tray Assy / Multipurpose Tray Cover Assy / Link /
Multipurpose Tray Top Cover / Multipurpose Tray Drive Gear / OHP Sensor. 35
2.3.14 Drum Contact Assy........................................................................................... 37
2.3.15 Media Thickness Sensor Assy ......................................................................... 38
2.3.16 Registration Roller Assy (A) / Registration Drive Gear (A) ............................... 39
2.3.17 Registration Roller Assy (B) ............................................................................. 40
2.3.18 Registration Clutch / Registration Motor Assy .................................................. 41
2.3.19 ID Cooling Fan.................................................................................................. 42
2.3.20 Color Registration Sensor Assy........................................................................ 43
2.3.21 Duplex Guide Assy ........................................................................................... 44
2.3.22 Electrical Chassis / Electrical Chassis Cooling Fan ......................................... 45
2.3.23 Print Engine Controller PWB ............................................................................ 46
2.3.24 Printer Unit Chassis .......................................................................................... 47
2.3.25 Entrance Cassette Sensor Actuator ................................................................. 48
2.3.26 Entrance Sensor PWB (R71) ............................................................................ 49
2.3.27 Entrance MT Sensor Actuator / Entrance Belt Sensor Actuator /
Entrance Waste Toner Sensor Actuator .......................................................... 50
2.3.28 Main Cooling Fan (PULL) Assy / Main Cooling Fan (PUSH) /
Fuser Eject Roller ............................................................................................. 51
2.3.29 Eject Sensor Assy ............................................................................................ 52
2.3.30 Fuser Latch Handle (L) ..................................................................................... 53
2.3.31 Belt Motor Assy ................................................................................................ 54
2.3.32 Fuser Latch Handle (R) .................................................................................... 55
2.3.33 Main Motor Assy ............................................................................................... 56
2.3.34 Contact Assy / Side Plate Assy ........................................................................ 57
2.3.35 Low-voltage Power Unit .................................................................................... 58
2.3.36 High-voltage Power Unit ................................................................................... 59
2.3.37 Main Feeder Assy ............................................................................................. 60
2.3.38 Fuser Unit ......................................................................................................... 61
41956001TH Rev.6
CONTENTS
Oki Data CONFIDENTIAL
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