The Ricoh copier error code SC541 / 541 is a fusing thermistor open error.
This code can mean:
1. Thermistor connector is bad.
2. Thermistor is broken, or out of place
3. Fusing temperature -15% less than the regular input voltage
To reset this error try the code:
"Clear Mode"+107+"Clear/Stop" hold for 5s.
Turn ON and OFF the Main Switch.
If the problem persists you may need to contact a local service technician to take a look at your copier.
The Ricoh copier error code SC551 / 551 is a fusing thermistor 1 error code.
It can mean:
1. The thermistor is not connected
2. The thermistor connector is bad
To reset this error try the code:
"Clear Mode"+107+"Clear/Stop" hold for 5s.
Turn ON and OFF the Main Switch.
If the problem persists you may need to contact a local service technician to take a look at your copier.
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