Ricoh D117 - Page 393

SC Tables
D117/D118 6-32 SM
No. Type Details (Symptom, Possible Cause, Troubleshooting Procedures)
552
-03
A
Heating roller warm-up error (sensor 2)
 The heating roller temperature does not reach 80°C within the
prescribed time.
 The center temperature of the heating roller does not reach the
target reload permit temperature within the prescribed time.
 The center temperature of the heating roller does not reach the
target reload permit pressure within the prescribed time.
 Dirty thermopile lenses
 Defective heating roller thermistor
 Input voltage out of the warranty (out of specification)
1. Check and clean the thermopile lenses.
2. Replace the thermopile
3. Replace the thermistor.
No. Type Details (Symptom, Possible Cause, Troubleshooting Procedures)
554 A
Heating roller fusing lamp overheat (hardware error)
The temperature detected by the heating roller thermistor reaches the
prescribed temperature.
 Defective BICU
 Defective fusing control system
1. Replace the BICU.