Ricoh MP C6502SP Field Service Manual page 1083

SC No. Level
SC391-00 C
SC No. Level
SC392-00 C
Error Name/Error Condition/Major Cause/Solution
Cyan 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_0x02
• Cyan drum motor defective
• Cyan sensor connector disconnected or harness broken
• Cyan drum encoder sensor defective
• Cyan drum encoder smudged or defective
• Replace the cyan drum encoder sensor.
• Replace the cyan drum encoder.
• Replace the cyan drum drive unit.
• Replace the cyan drum motor.
• Reconnect the connector or replace the harness.
Error Name/Error Condition/Major Cause/Solution
Magenta 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_0x04
• Magenta drum motor defective
• Magenta sensor connector disconnected or harness broken
• Magenta drum encoder sensor defective
• Magenta drum encoder smudged or defective
• Replace the magenta drum encoder sensor.
• Replace the magenta drum encoder.
• Replace the magenta drum drive unit.
• Replace the magenta drum motor.
• Reconnect the connector or replace the harness.
Service Call 400-498
1081