Oki c5550 Maintenance Manual page 5

4.2 Part replacement methods ..................................................................................................75
4.2.1 Left side cover .......................................................................................................75
4.2.2 Right side cover .....................................................................................................76
4.2.3 Detachment methods of the scanner and printer ..................................................77
4.2.4 Scanner .................................................................................................................78
4.2.4.1
4.2.4.2
4.2.5 Printer ....................................................................................................................89
4.2.5.1
4.2.5.2
4.2.5.3
4.2.5.4
4.2.5.5
4.2.5.6
4.2.5.7
4.2.5.8
4.2.5.9
4.2.5.10 Low-Voltage Power Supply / Low-Voltage Fan /
4.2.5.11 Guide Eject Assy / Color Register Assy / Board-PRY .......................... 101
4.2.5.12 Fan (Fuser)/ Belt Motor / High-Voltage Power Supply Board /
4.2.5.13 MPT Assy .............................................................................................104
4.2.5.14 Feeder Unit / Board-RSF/ MPT Hopping Roller / Frame Assy Separator /
4.2.5.15 Board-PRZ Lift-Up Motor/Solenoid/Paper-End Sensor .......................106
4.2.5.16 Feed Roller ...........................................................................................108
4.2.5.17 Shaft Eject Assy(FU) / Shaft Eject Assy(FD) / Eject Sensor................109
4.2.5.18 Fuser Unit ............................................................................................. 110
4.2.5.19 Belt Unit ................................................................................................ 111
4.3 Lubricating points .............................................................................................................. 112
4.4 Precautions for Main Board Replacement ........................................................................ 131
4.4.1 Deleting e-mail addresses ................................................................................... 131
4.4.1.1
4.4.1.2
4.4.2 Deleting Server Profiles .......................................................................................136
4.4.2.1
4.4.2.2
44158801TH Rev.2
ADF Unit .................................................................................................78
4.2.4.1.1 ASS'Y STOPPER ................................................................78
4.2.4.1.2 ASS'Y PAPER SUPPORT ...................................................78
4.2.4.1.3 ASS'Y PAPER TRAY ...........................................................79
4.2.4.1.4 ADF ROLLER ......................................................................79
4.2.4.1.5 ASS'Y PAD ..........................................................................80
4.2.4.1.6 ASS'Y HINGE LIGHT/HEAVY .............................................81
4.2.4.1.7 ADF LEVER RELEASE .......................................................82
4.2.4.1.8 ASS'Y ADF DOCUMENT (with Hinge) ................................83
Flatbed unit .............................................................................................84
4.2.4.2.1 ASS'Y CONTROL PANEL ...................................................84
4.2.4.2.2 ASS'Y MAIN BOARD, ASS'Y STAND-L, R ........................85
4.2.4.2.3 ASS'Y FLATBED UNIT ........................................................88
Face-Up Tray ..........................................................................................89
Rear cover ..............................................................................................90
LED Assy/LED Assy springs ..................................................................91
Control PCB ............................................................................................92
Print engine controller PCB ....................................................................93
Top cover assembly ................................................................................95
Top cover ................................................................................................96
Controller Panel Assy .............................................................................97
Board PRP/ Top Cover Handle ...............................................................98
Hopping Motor / Fuser Motor ..................................................................99
Cover-Open Switch ....................................................................................... 103
Cover Front ............................................................................................................105
Steps of exporting and deleting data .................................................... 131
Steps of importing the exported data ...................................................134
Steps of exporting and deleting data ....................................................136
Steps of importing the exported data ...................................................139
Oki Data CONFIDENTIAL
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