Ricoh Aficio MP C305SP Field Service Manual page 657

No. Type
533 D PSU fan motor error
The motor lock signal error is detected 50 consecutive times (5 seconds) after the
motor lock signal was first detected.
• Defective fan motor
• Disconnected or defective harness
• Defective BICU
1. Check or replace the harness.
2. Replace the fan motor.
3. Replace the BICU.
No. Type
Fusing motor error
The machine detects a High signal from the fusing motor 20 consecutive times
after the motor turned on.
• Motor overload
540 D
• Defective fusing motor
• Shorted +24 fuse on the PSU
1. Check or replace the harness.
2. Replace the fusing motor.
3. Replace the +24 fuse on the PSU.
Details (Symptom, Possible Cause, Troubleshooting Procedures)
Details (Symptom, Possible Cause, Troubleshooting Procedures)
SC Tables
655