Ricoh M065 Service Manual page 346

SC Tables
No. Type Details (Symptom, Possible Cause, Troubleshooting Procedures)
Pressure roller overheat 3 (hardware error)
The pressure roller thermistor (center) detects 250°C or more.
564 A
1.
2.
3.
No. Type Details (Symptom, Possible Cause, Troubleshooting Procedures)
Pressure roller fusing lamp consecutive full power 3
When the fusing unit is not running in the ready condition, the pressure
roller fusing lamp keeps ON full power for 30 seconds or more.
565 A
1.
2.
3.
M065/M066
Defective PSU
Defective BCU
Defective pressure roller thermistor (center)
Defective fusing control system
Replace the pressure roller thermistor (center).
Replace the PSU.
Replace the BCU.
Broken pressure roller thermostat
Broken pressure roller fusing lamp
Replace the pressure roller fusing lamp.
Replace the pressure roller thermostat.
Replace the PSU.
3-36 SM Appendix