Ricoh S-C3 F User Manual

Overview........................................................................................................................................................237
Component Layout....................................................................................................................................237
Electrical Components..............................................................................................................................239
Paper Path......................................................................................................................................................242
Drive Layout...................................................................................................................................................243
Mainframe.................................................................................................................................................243
ARDF...........................................................................................................................................................244
Block Diagram: PCBs and Components......................................................................................................245
Main PCBs......................................................................................................................................................246
SBU (Sensor Board Unit)..........................................................................................................................246
Copy Process.................................................................................................................................................248
Overview....................................................................................................................................................248
Scanning.........................................................................................................................................................250
Overview....................................................................................................................................................250
Scanner Drive............................................................................................................................................251
Image Processing...........................................................................................................................................252
Overview....................................................................................................................................................252
Image Processing Path..............................................................................................................................253
Original Modes.........................................................................................................................................253
Image Processing Steps for Each Mode..................................................................................................256
Mode Adjustments.....................................................................................................................................257
Laser Exposure...............................................................................................................................................258
Overview....................................................................................................................................................258
LD Safety Switches....................................................................................................................................259
Photoconductor Unit (PCU)...........................................................................................................................260
Overview....................................................................................................................................................260
Drum Drive.................................................................................................................................................261
Drum Charge.................................................................................................................................................262
Overview....................................................................................................................................................262
Charge Roller Voltage Correction...........................................................................................................263
Charge Roller Cleaning............................................................................................................................264
Detection of New PCU..............................................................................................................................264
Development..................................................................................................................................................266
8

Ricoh S-C3 F Specifications

General

Brand	Ricoh
Model	S-C3 F
Category	All in One Printer
Language	English