• Code: 167
• Display: Service call 167:Error
• Description: Thermistor Slope Error
• Remedy: Is an error message indicated? Is the error issued again?
  Turn on the power again. Leave the printer as is for 30 minutes, and turn on the power again.

• Code: 168
• Display: Service call 168:Error
• Description: Compensation Thermistor Error
• Remedy: Is an error message indicated? Is the error issued again?
  Turn on the power again. Leave the printer as is for 30 minutes, and turn on the power again.

• Code: 169
• Display: Service call 169:Error
• Description: Upper Side Thermistor Error
• Remedy: Is an error message indicated? Is the error issued again?
  Turn on the power again. Leave the printer as is for 30 minutes, and turn on the power again.

• Code: 170, 171
• Display: Service call 170:Error 171:Error
• Description: Short circuit in fuser thermistor or open circuit detected.
• Remedy: Does error reoccur? Yes Turn power ON again. Replace fuser unit.

• Code: 172, 173
• Display: Service call 172:Error 173:Error
• Description: Abnormal temperature detected by fuser thermistor (high temp or low temp.)
• Remedy: Does error reoccur? Yes Turn power ON again. Replace fuser unit.

• Code: 174
• Display: Service call 174:Error
• Description: Short circuit in back up roller thermistor detected (at high temperature).
• Remedy: Does error reoccur? Yes Turn power ON again. Replace fuser unit.

• Code: 175
• Display: Service call 175:Error
• Description: Open of back up roller thermistor detected (at low temperature).
• Remedy: Does error reoccur? Yes Turn power ON again. Replace fuser unit.

• Code: 176, 177
• Display: Service call 176:Error 177:Error
• Description: Abnormal (high) temperature of back up roller thermistor detected.
• Remedy: Does error reoccur? Yes Turn power ON again. Replace fuser unit.