Ricoh MET-C1 Field Service Manual page 502

5. Troubleshooting
SC No.
SC531-02
SC531-03
SC No.
SC533-01
SC533-03
SC533-04
500
Level Error Name/Error Condition/Major Cause/Solution
D Development Intake Fan/Left Lock
D Drive Cooling Fan Lock
In the motor ON state, the value of the lock sensor is checked every
100msec.
If a lock signal is not obtained for 50 times consecutively.
• Motor defective
• Connector disconnected
• Harness broken
• IOB defective
• Replace the development intake fan/right for SC531-01,
development intake fan/left for SC531-02 or drive cooling fan for
SC531-03
• Reset the connector
• Replace the harness
• Replace the IOB
Level Error Name/Error Condition/Major Cause/Solution
D PSU Exhaust Heat Fan Lock
D PSU Cooling Fan Lock
D Controller Box Cooling Fan Lock