Ricoh OR-C1 - Page 419

No. Type Details (Symptom, Possible Cause, Troubleshooting Procedures)
- -
The motor lock signal error is detected for 10 seconds after the motor lock signal
was first detected.
• Defective ventilation fan: front or rear
•
Disconnected or defective harness
•
Defective DRB
• Defective BCU
1. Check or replace the harness.
2. Replace the ventilation fan: front (SC530) or rear (SC531).
3. Replace the DRB.
4. Replace the BCU.
No. Type Details (Symptom, Possible Cause, Troubleshooting Procedures)
532 D
Laser unit fan error
The motor lock signal error is detected for 10 seconds after the motor lock signal
was first detected.
• Defective laser unit fan
• Disconnected or defective harness
•
Defective drive board
• Defective BCU
1. Replace the laser unit fan.
2. Check the harness of the laser unit fan.
3. Replace the harness of the laser unit fan.
4. Replace the drive board.
5. Replace the BCU.
Service Call Conditions
61
3