Ricoh FT7770 Service Manual page 7

INVERTER
Inverter Roller Clutch Disassembly
1.
and Adjustment
2. Return Pinch Roller Solenoid Adjustment
Inverter Gate Solenoid Adjustment
3.
PAPER FEED
1.
Paper Feed Unit Removal
2. Pick-up Roller Replacement
3. Feed Roller Replacement
4. Friction Roller Replacement
5. Paper Tray Unit and Cover Removal
6. Paper Tray Drive Wire Replacement
Vertical Transport Unit Removal
7.
DUPLEX TRAY
1. Duplex Tray Removal
2. Paper Feed Roller Replacement and Adjustment
Pick-up Roller Replacement
3.
4. Friction Roller Replacement
5. Bottom Plate Pressure Clutch Disassembly
6.
Duplex Paper Sensor Adjustment
7. Duplex Side Plate Drive Wire Replacement
COPY IMAGE
1. Horizontal Magnification Adjustment
2. Side-to-Side Registration Adjustment
3. Uneven Exposure Adjustment
4. Light Intensity Adjustment
5. Auto Density Sensor Adjustment
CORONA CURRENT ADJUSTMENT
1. Corona Current Adjustment Preparation
2. Charge Corona
3. Pre-transfer Corona
4. Transfer Corona
5. Separation Corona
6. Pre-cleaning Corona
7. Pre-quenching Corona
SERVICE PROGRAM MODE
1. Factory Settings
2. How to access SP41 to SP53
3. Service Program Functions
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