Ricoh G133 - Page 258

SC Table
G133 4-42 SM
No. Type Details (Symptom, Possible Cause, Troubleshooting Procedures)
 Loose connection of the pressure roller thermistor
 Defective pressure roller thermistor
1. Check if the pressure roller thermistor is firmly connected.
2. Replace the pressure roller thermistor.
No. Type Details (Symptom, Possible Cause, Troubleshooting Procedures)
Pressure roller temperature error
The temperature of the pressure roller does not reach the ready
temperature for 120 seconds after the fusing lamp has turned on.
 Defective pressure roller thermistor
 Defective fusing lamp
562 A
1. Replace the thermistor for the pressure roller.
2. Replace the fusing lamp.
No. Type Details (Symptom, Possible Cause, Troubleshooting Procedures)
Pressure roller overheat 3 (software error)
The detected pressure roller temperature stays at 215°C or more for 1
second.
 Defective PSU
 Defective IOB
 Defective EGB
563 A
1. Replace the PSU.
2. Replace the IOB.
3. Replace the EGB.
No. Type Details (Symptom, Possible Cause, Troubleshooting Procedures)
564 A Pressure roller overheat 3 (hardware error)