
4. Parts Replacement and Cleaning................................................................. 93
Preface..............................................................................................................................................94
Outline............................................................................................................................................... 94
Parts List........................................................................................................................................... 95
List of Cover (with Finisher)................................................................................................................. 95
List of Cover (without Finisher).............................................................................................................97
Main Unit............................................................................................................................................99
ADF..................................................................................................................................................101
Reader............................................................................................................................................. 102
PCB................................................................................................................................................. 103
Switch.............................................................................................................................................. 105
Fan.................................................................................................................................................. 107
Motor................................................................................................................................................108
Sensor..............................................................................................................................................109
Motor (with Finisher)..........................................................................................................................110
Sensor (Finisher)...............................................................................................................................111
Others (Finisher)............................................................................................................................... 112
External Cover/Interior System....................................................................................................... 113
Removing the Rear Cover..................................................................................................................113
Removing the Left Rear Cover........................................................................................................... 113
Removing the Front Cover................................................................................................................. 114
Removing the Inlet Cover...................................................................................................................115
Removing the Right Lower Cover....................................................................................................... 115
Removing the Cartridge Door Unit......................................................................................................117
Removing the Control Panel...............................................................................................................119
External / Internal Cover System (Finisher).................................................................................... 123
Removing the Finisher Rear Cover.....................................................................................................123
Removing the Finisher Right Upper Cover.......................................................................................... 123
Removing the Finisher Left Rear Cover.............................................................................................. 125
Removing the Finisher Right Rear Cover............................................................................................ 125
Removing the Finisher Right Lower Cover.......................................................................................... 126
Removing the Staple Cover............................................................................................................... 126
Removing the Staple Inner Cover.......................................................................................................127
Removing the Delivery Tray............................................................................................................... 128
Removing the Inner Delivery Rear Cover............................................................................................ 128
Removing the Finisher Inner Rear Cover............................................................................................ 129
Original Exposure/Feed System......................................................................................................131
Removing the ADF Unit..................................................................................................................... 131
Removing the ADF Pickup Unit.......................................................................................................... 139
Removing the ADF Separation Unit.................................................................................................... 140
Removing the Scanner Unit (Back).....................................................................................................141
Removing the Copyboard Glass Unit.................................................................................................. 148
Removing the Scanner Unit (Front).....................................................................................................149
Removing the Reader Motor.............................................................................................................. 153
Removing the ADF Feed Frame.........................................................................................................153
Removing the CIS Holder.................................................................................................................. 175
Controller System............................................................................................................................186
Removing the Main Controller Sub Cover /Main Controller Cover......................................................... 186
Removing the HDD........................................................................................................................... 187
Removing the Main Controller PCB.................................................................................................... 187
Contents
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