Ricoh G-P2 Service Manual page 6

G160 Service Manual
Light Print ....................................................................................................................47
Repeated Spots or Lines on Prints .............................................................................. 47
Dark Vertical Line on Prints ......................................................................................... 48
White Horizontal Lines or Bands ................................................................................. 48
Missing Parts of Images .............................................................................................. 49
Dirty Background ......................................................................................................... 49
Partial CMY Color Dots................................................................................................ 49
Dark Irregular Streaks on Prints................................................................................... 49
CMY Color Irregular Streaks........................................................................................ 50
Ghosting ...................................................................................................................... 50
Unfused or Partially Fused Prints ................................................................................ 50
Image Skew................................................................................................................. 51
Background Stain ........................................................................................................ 51
No Printing on Paper Edge .......................................................................................... 51
Image not centered when it should be......................................................................... 52
Electrical Component Defects ......................................................................................... 53
Sensors ....................................................................................................................... 53
Blown Fuse Conditions ................................................................................................... 57
Power Supply Unit ....................................................................................................... 57
IOB .............................................................................................................................. 57
LEDs ............................................................................................................................... 58
Controller ..................................................................................................................... 58
Service Tables .................................................................................................................... 59
Service Program Mode ................................................................................................... 59
Service Mode Operation .............................................................................................. 59
Remarks ...................................................................................................................... 60
Bit Switch Programming .............................................................................................. 62
Service Mode Table......................................................................................................... 64
Controller Service Mode .............................................................................................. 64
Engine Service Mode .................................................................................................. 68
Input Check Table ...................................................................................................... 216
Output Check Table ................................................................................................... 220
Firmware Update........................................................................................................... 223
Types of Firmware ..................................................................................................... 223
Precautions................................................................................................................ 223
SD Card Application Move ............................................................................................ 224
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23-Feb-06