Ricoh G-P3 Service Manual page 8

Dark Irregular Streaks on Prints................................................................................................................128
CMY Color Irregular Streaks....................................................................................................................128
Ghosting.....................................................................................................................................................128
Unfused or Partially Fused Prints..............................................................................................................128
Image Skew...............................................................................................................................................129
Background Stain......................................................................................................................................129
No Printing on Paper Edge.......................................................................................................................130
Image not centered when it should be....................................................................................................130
Electrical Component Defects.......................................................................................................................131
Sensors.......................................................................................................................................................131
Blown Fuse Conditions..................................................................................................................................135
Power Supply Unit.....................................................................................................................................135
IOB.............................................................................................................................................................135
LEDs.................................................................................................................................................................136
5. Service Tables
Service Program Mode.................................................................................................................................137
Service Mode Operation.........................................................................................................................137
Remarks......................................................................................................................................................139
Bit Switch Programming............................................................................................................................141
Service Mode Table......................................................................................................................................142
Controller Service Mode..........................................................................................................................142
Engine Service Mode................................................................................................................................147
Input Check Table.....................................................................................................................................319
Output Check Table..................................................................................................................................323
Firmware Update...........................................................................................................................................326
Type of Firmware.......................................................................................................................................326
Before You Begin.......................................................................................................................................326
Updating Firmware...................................................................................................................................327
NVRAM Data Upload/Download..........................................................................................................330
Address Book Upload/Download..........................................................................................................332
Handling Firmware Update Errors...........................................................................................................333
Controller Self-Diagnostics...........................................................................................................................335
Overview....................................................................................................................................................335
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