Ricoh AP-P2 G188 Field Service Manual page 301

No. Type
Image transfer belt drive motor error
The motor LOCK signal is not detected for more than two seconds while the motor
START signal is on.
• Motor overload
• Defective image transfer unit motor
441 D
• Shorted 24 V fuse on the PSU
• Defective interlock system
1. Check the motor operation with SP5804-040 to -044. Replace the 24V fuse
on the PSU if ITB drive motor does not operate.
2. Replace the image transfer belt unit.
3. Replace the IOB.
No. Type
Image transfer belt contact motor error
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
442 D
• Broken harness
• Shorted 24 V fuse on the PSU
• Defective interlock system
1. Check the motor operation with SP5804-095. Replace the 24V fuse on the
PSU if ITB contact motor does not operate.
2. Replace the image transfer belt contact sensor.
3. Replace the image transfer belt contact motor.
Details (Symptom, Possible Cause, Troubleshooting Procedures)
Details (Symptom, Possible Cause, Troubleshooting Procedures)
Service Call Conditions
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