Ricoh K-C3 Service Manual page 4

B245/B276/B277/B268/B269 Service Manual
Scanner Unit ...................................................................................................................59
Exposure Glass/DF Exposure Glass ........................................................................... 59
Lens Block ................................................................................................................... 59
Lamp Stabilizer Board And Exposure Lamp ................................................................ 61
Original Width/Length Sensor...................................................................................... 61
Scanner Motor ............................................................................................................. 63
Scanner Home Position Sensor................................................................................... 64
Adjusting Scanner Positions ........................................................................................ 65
Laser Unit........................................................................................................................ 69
Location Of Caution Decal........................................................................................... 69
Toner Shield Glass ...................................................................................................... 69
Laser Unit .................................................................................................................... 70
LD Unit......................................................................................................................... 70
Polygonal Mirror Motor ................................................................................................ 71
Laser Unit Alignment Adjustment................................................................................. 72
PCU Section....................................................................................................................74
PCU ............................................................................................................................. 74
Pick-off Pawls and Toner Density Sensor .................................................................... 75
OPC Drum ................................................................................................................... 76
Charge Roller and Cleaning Brush .............................................................................. 77
Cleaning Blade ............................................................................................................ 78
Developer .................................................................................................................... 79
After Replacement or Adjustment ................................................................................ 80
Toner Supply Motor ......................................................................................................... 81
Paper Feed Section ........................................................................................................ 82
Paper Feed Roller ....................................................................................................... 82
Friction Pad ................................................................................................................. 83
Paper End Sensor ....................................................................................................... 83
Exit Sensor .................................................................................................................. 84
By-Pass Feed Roller and Paper End Sensor............................................................... 85
Registration Roller ....................................................................................................... 86
By-Pass Paper Size Switch ......................................................................................... 87
Registration Clutch ...................................................................................................... 88
Registration Sensor ..................................................................................................... 88
Upper Paper Feed Clutch and By-Pass Feed Clutch .................................................. 89
Relay Clutch ................................................................................................................ 89
18-Jan-06
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