Ricoh AP-P2 G188, Field Service Manual

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No. Type Details (Symptom, Possible Cause, Troubleshooting Procedures)
542 A
Heating roller warm-up error 1
• The heating roller temperature does not reach the ready temperature for 190
seconds after the IH inverter turns on.
• The heating roller temperature detected by the heating roller thermopile does
not reach 80°C for 20 seconds after the IH inverter on.
• Dirty or defective thermopile
• Defective IH coil unit
1. Check if the heating roller thermopile is firmly connected.
2. Replace the thermopile.
3. Replace the IH coil unit.
No. Type Details (Symptom, Possible Cause, Troubleshooting Procedures)
543 A
Heating roller overheat 1 (software error)
The detected fusing temperature detected by the heating roller thermopile stays at
245°C for 1 second.
• Defective PSU
• Defective IOB
• Defective BCU
1. Replace the PSU.
2. Replace the IOB.
3. Replace the BCU.
3. Appendix: Service Call Conditions
56
3