Ricoh MPC 2800 AT-C2 Mode D'emploi page 432

3. Appendix: Service Call Conditions
No. Type
No. Type
3
532 D
No. Type
533 D
64
Details (Symptom, Possible Cause, Troubleshooting Procedures)
• Defective ventilation fan motor-front or rear
• Defective IOB
1. Replace the ventilation fan (at the left side of the machine) motor-front or rear.
2. Replace the IOB.
Details (Symptom, Possible Cause, Troubleshooting Procedures)
IH coil fan error
The machine does not detect the fan motor lock signal for 10 seconds while the IH
coil fan turns on.
• Disconnected harness
• Overload on the IH coil fan motor
• Defective IH coil fan motor
• Defective IOB
1. Check or replace the harness.
2. Replace the IH coil fan.
3. Replace the IOB.
Details (Symptom, Possible Cause, Troubleshooting Procedures)
IH inverter fan error
The machine does not detect the fan motor lock signal for 10 seconds while the IH
inverter fan turns on.
• Disconnected harness
• Overload on the IH inverter fan motor
• Defective IH inverter fan motor
• Defective IOB
1. Check or replace the harness.
2. Replace the IH inverter fan.
3. Replace the IOB.