Ricoh D037 - Page 449

SC Tables
SM Appendix 4-27 D037/D038/D040/D041
Appendix:
Service Call
Conditions
No. Type Details (Symptom, Possible Cause, Troubleshooting Procedures)
1. Check if the thermopile is firmly connected.
2. Replace the thermopile.
3. Replace the heating roller lamp.
No. Type Details (Symptom, Possible Cause, Troubleshooting Procedures)
Heating roller fusing lamp overheat 1 (software error)
The detected fusing temperature stays at 230°C for 1 second.
 Defective PSU
 Defective BCU
Related SC code: SC 553
543 A
1. Replace the PSU.
2. Replace the BCU.
No. Type Details (Symptom, Possible Cause, Troubleshooting Procedures)
Heating roller fusing lamp overheat 1 (hardware error)
During stand-by mode or a print job, the detected heating roller
temperature reaches 250 °C.
 Defective PSU
 Defective BCU
 Defective fusing control system
Related SC code: SC 543
544 A
1. Replace the PSU.
2. Replace the BCU.