Ricoh MD-P2 Field Service Manual page 200

6. Troubleshooting
Thermistor Error
The thermistor output is less than 0°C for 6 seconds.
• Disconnected thermistor
• Defective harness connection
541
1. Check the harness connection of the thermistor.
A
2. Replace the fusing unit.
• Execute "SC Reset; Fusing SC" with SP5-810-001 to recover the machine after
completing the recovery procedure. Otherwise, the machine continues to issue this SC
code and cannot be operated.
Print Ready Temperature Error
• The heating roller temperature increase during a set time is not correct.
6
• The fusing temperature does not reach the print ready temperature within a set time after
the fusing lamp has turned on.
• Defective thermistor
• Incorrect power supply input at the main power socket
542
• Defective fusing lamp
A
1. Check the voltage of the wall outlet.
2. Replace the fusing unit
3. Replace the fusing lamp.
• Execute "SC Reset; Fusing SC" with SP5-810-001 to recover the machine after
completing the recovery procedure. Otherwise, the machine continues to issue this SC
code and cannot be operated.
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