Ricoh D025 Service Manual page 483

No. Type Details (Symptom, Possible Cause, Troubleshooting Procedures)
Fusing fan error
The IOB does not receive the lock signal 10 seconds after turning on
the fusing fan.
530 D
Defective fusing fan motor or connector disconnection
Defective IOB
Check the connector and/or replace the fusing fan motor.
No. Type Details (Symptom, Possible Cause, Troubleshooting Procedures)
Ventilation fan (at the left side of the machine) motor-front/rear error
The IOB does not receive the lock signal for 2 seconds after turning on
the ventilation fan motor-front/rear.
531 D
Defective ventilation fan motor-front or rear
Replace the ventilation fan (at the left side of the machine) motor-front
or rear.
SM Appendix 3-31
SC Tables
D023/D025