Ricoh FT556 Service Manual page 6

Ill. REPLACEMENT AND ADJUSTMENT
OPTICS
1. Fiber Optics Cable Replacement . . . . . . . . . . . . . . . . . 3-1
2. Auto Paper Size Sensor . . . . . . . . . . . . . . . . . . . . . . . . . 3-4
3. Length Sensing Adjustment . . . . . . . . . . . . . . . . . . . . . . 3-5
DEVELOPMENT AND TONER SUPPLY
1. Image Density Sensor Removal . . . . . . . . . . . . . . . . . . . 3-6
2. Image Density Check and Adjustment . . . . . . . . . . . . . 3-7
3. Toner Supply Clutch Disassembly . . . . . . . . . . . . . . . . 3-9
CLEANING
1. Cleaning Unit Removal . . . . . . . . . . . . . . . . . . . . . . . . . . 3-11
2. Pick-off Pawl Replacement . . . . . . . . . . . . . . . . . . . . . . 3-12
3. Bias Roller Replacement . . . . . . . . . . . . . . . . . . . . . . . . 3-14
4. Bias Roller Blade Replacement . . . . . . . . . . . . . . . . . . 3-15
PRE-QUENCHING
1. Pre-Quenching Corona Unit Replacement . . . . . . . . . . 3-16