Service error code

C3451 Heat. Heater Trouble • The Heating Roller Thermistor/1 (TH1) and the
Heating Roller Thermistor/2 (TH3) fails to raise a
given degree of temperature even after the lapse
of a given period of time after the Heating Roller
Heater lamp/1 (H1) is turned ON.
• The detected temperature of the Heating Roller
Thermistor/1 (TH1) is lower for a given level of
degree than one of the Fusing Pressure Roller
Thermistor/1 (TH2) after the Front Door is opened
or closed, the Main Power Switch is turned ON or
TROUBLE RESET is implemented.
• The counter value of zero cross signal input is not
updated for a given period of time.

To reset:

Functions • If the all troubles occur and the status would not be cleared by turning Main Power
Switch OFF and ON again, or opening and closing the front door, clear the status of
the machine.
Use • To be used when the status would not be cleared by turning Main Power Switch OFF
and ON again, or opening and closing the front door in case of a trouble.
Setting/
Procedure
1. Turn OFF the Main Power Switch.
2. Turn Main Power Switch ON while pressing the Utility/Counter key.
3. Touch [Trouble Reset].
4. Check to make sure that [OK] is displayed and the it has been reset.
5. After turning off the Main Power Switch, turn it on again more than 10 seconds after
and check if the machine starts correctly.