Remedy: Is the error message displayed? Does this error recur? Yes Turn on the power again. After leaving a printer for 30 minutes, turn on the power again.
Code: 168
Display: Service call 168: Error Note)
Description: Compensation Thermistor Error
Remedy: Is the error message displayed? Does this error recur? Yes Turn on the power again. After leaving a printer for 30 minutes, turn on the power again.
Code: 170, 171
Display: Service call 170: Error 171: Error Note)
Description: Short-circuit or open-circuit of fuser thermistor is detected.
Remedy: Does this error recur? Yes Turn on the power again. Replace the fuser unit.
Code: 172, 173
Display: Service call 172: Error 173: Error
Description: The fuser thermistor has detected an abnormal temperature (high temperature or low temperature.)
Remedy: Does this error recur? Turn on the power again. Replace the fuser unit. Replace the low voltage power supply unit.
Code: 174
Display: Service call 174: Error
Description: The backup roller thermistor is detected of its short-circuit. (At high temperature)
Remedy: Does this error recur? Yes Turn on the power again. Replace the fuser unit.
Code: 175
Display: Service call 175: Error Note)
Description: The backup roller thermistor is detected of its opencircuit. (At low temperature)
Remedy: Does this error recur? Yes Turn on the power again. Replace the fuser unit.
Code: 176, 177
Display: Service call 176: Error 177: Error
Description: The backup roller thermistor has detected an abnormal temperature (high temperature or low temperature.)
Remedy: Does this error recur? Turn on the power again. Replace the fuser unit. Replace the low voltage power supply unit.
Code: 181, 182, 183
Display: Service call 181: Error 182: Error 183: Error
Description: Option unit I/F error (181=Duplex Unit, 182=2nd Tray, 183=3rd Tray)
Remedy: Does this error recur? Turn on the power again. Check for sure connection of the connectors. Replace the option unit.