Sc 2Xx: Exposure - Ricoh MPC 2800 AT-C2 Field Service Manual

3. Appendix: Service Call Conditions

SC 2xx: Exposure

No. Type
3
202 D
No. Type
203 D
48
Details (Symptom, Possible Cause, Troubleshooting Procedures)
Polygon motor error 1: ON timeout
The polygon mirror motor does not reach the targeted operating speed within the
specified time after turning on or changing speed
• Defective or disconnected harness to polygon motor driver board
• Defective polygon motor driver board
• Defective polygon motor.
1. Replace the polygon motor.
2. Replace the laser optics housing unit.
3. Replace the harness.
4. Replace the BICU.
Details (Symptom, Possible Cause, Troubleshooting Procedures)
Polygon motor error 2: OFF timeout
The polygon mirror motor does leave the READY status within 3 seconds after the
polygon motor switches off.
• Disconnected or defective harness to polygon motor driver board
• Defective polygon motor driver board
• Defective polygon motor
1. Check or replace the harness.
2. Replace the polygon motor.