Ricoh AP-P2 G188, Руководство по обслуживанию на месте

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No. Type Details (Symptom, Possible Cause, Troubleshooting Procedures)
548 A
Fusing unit rotation error
The heating roller rotation sensor does not detect change in the actuator for 0.5
seconds after the fusing/paper exit motor has turned on.
• Defective fusing/paper exit motor
• Deformed actuator for the heating roller rotation sensor
• Defective heating roller rotation sensor
• Broken connection between IH inverter and IOB
• Incorrectly set fusing unit
1. Check if the fusing unit is correctly set.
2. Check or replace the actuator for heating roller rotation sensor.
3. Replace the heating roller rotation sensor.
4. Replace the IH inverter.
5. Check the connection between IH inverter and IOB.
No. Type Details (Symptom, Possible Cause, Troubleshooting Procedures)
551 A
Heating roller thermistor error
The temperature detected by the heating roller thermistor does not reach 0 °C for
7 seconds.
• Loose connection of heating roller thermistor
• Defective heating roller thermistor
1. Check that the heating roller thermistor is firmly connected.
2. Replace the heating roller thermistor.
3. Appendix: Service Call Conditions
58
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