Ricoh OR-C1, Field Service Manual

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SC5xx: Paper Feed and Fusing
No. Type Details (Symptom, Possible Cause, Troubleshooting Procedures)
500 D
Main motor lock
The machine detected motor lock (motor is not operating correctly)
• An obstruction has blocked operation of the main motor
• Main motor harness loose or broken
• Main motor or main motor driver board defective
• Overload on the main motor
1. Replace the harness of the main motor.
2. Replace the motor.
3. Replace the main motor driver board.
4. Check for the blockages in the main motor mechanism.
No. Type Details (Symptom, Possible Cause, Troubleshooting Procedures)
501 B Paper Tray 1 error
502 B Paper Tray 2 error
- -
• When the tray lift motor rotates counterclockwise, (if the upper limit is not
detected within 10 seconds), the machine asks the user to reset the tray.
• When the tray lift motor rotates clockwise, (if the upper limit is not detected
within 1.5 seconds), the machine asks the user to reset the tray.
If one of these conditions occurs three consecutive times, the SC is generated.
• Disconnected or defective paper lift sensor
• Disconnected or defective tray lift motor
• Defective bottom plate lift mechanism
• Too much paper in the tray
• Defective IOB
1. Check if the paper is not loaded too much.
2. Check if the bottom plate smoothly moves up and down manually.
3. Check and/or replace the tray lift motor/ paper lift sensor.
4. Replace the IOB.
3. Appendix: Service Call Conditions
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