Ricoh MPC 2800 AT-C2 Mode D'emploi page 425

No. Type
The image transfer belt contact sensor does not detect the movement of actuator at
the sensor while the polygon motor rotates.
• Dirty image transfer belt contact sensor
• Defective image transfer belt contact motor
• Disconnected connector of image transfer belt contact sensor or motor
• Disconnected cable
1. Replace the image transfer belt contact sensor.
2. Replace the image transfer belt contact motor.
No. Type
Image transfer unit error
The machine detects the encoder sensor error.
• Defective encoder sensor
• Image transfer unit installation error
443 C
• Defective image transfer unit motor
1. Check if the image transfer unit is correctly set.
2. Replace the image transfer unit motor.
3. Replace the image transfer unit.
No. Type
Paper transfer unit contact error
The paper transfer unit contact sensor does not detect the movement of actuator at
the sensor while the polygon motor rotates.
• Defective paper transfer unit contact sensor
452 D
• Defective paper transfer unit contact motor
• Broken +24V fuse on PSU
• Defective IOB
1. Check the connection between the paper transfer unit and PSU.
2. Replace the paper transfer unit contact sensor.
Details (Symptom, Possible Cause, Troubleshooting Procedures)
Details (Symptom, Possible Cause, Troubleshooting Procedures)
Details (Symptom, Possible Cause, Troubleshooting Procedures)
SC Tables
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