Ricoh MP C6502SP Field Service Manual page 1084

5. Troubleshooting
SC No.
SC393-00
SC No.
SC440-01
SC440-02
SC440-03
SC440-04
1082
Level Error Name/Error Condition/Major Cause/Solution
Yellow drum drive FF control error.
Error detected by the TDCU.
If a command sent from the TDCU indicates an error, the engine issues an
SC.
ASAP command: 0x58_0x01
• Yellow drum motor defective
• Yellow sensor connector disconnected or harness broken
C
• Yellow drum encoder sensor defective
• Yellow drum encoder smudged or defective
• Replace the yellow drum encoder sensor.
• Replace the yellow drum encoder.
• Replace the yellow drum drive unit.
• Replace the yellow drum motor.
• Reconnect the connector or replace the harness.
Level Error Name/Error Condition/Major Cause/Solution
D Image Transfer Power Pack Voltage Leak (K)
D Image Transfer Power Pack Voltage Leak (C)
D Image Transfer Power Pack Voltage Leak (M)
D Image Transfer Power Pack Voltage Leak (Y)