Ricoh D025 Service Manual page 490

SC Tables
No. Type
Heating roller fusing lamp consecutive full power 1
When the fusing unit is not running in the ready condition, the heating
roller fusing lamp keeps on full power for 8 seconds.
545 A
Related SC code: SC 555
Replace the heating roller thermistor.
No. Type
Pressure roller lamp consecutive full power 2
When the fusing unit is not running in the ready condition, the pressure
roller-fusing lamp keeps ON full power for 8 seconds or more.
555 A
Related SC code: SC 545
1.
2.
D023/D025
Details (Symptom, Possible Cause, Troubleshooting Procedures)
Broken heating roller thermistor
Details (Symptom, Possible Cause, Troubleshooting Procedures)
Broken pressure roller fusing lamp
Replace the pressure roller fusing lamp.
Replace the PSU.
3-38 SM Appendix