Canon iR1200 Series Service Manual page 358

Chapter 14
E002
Main cause
Action
E003
14-2
YES: Replace the fixing film unit.
3. Power supply PCB, DC controller PCB
Try replacing the power supply PCB. Is the problem corrected?
NO: Replace the DC controller PCB.
T-14-3
000 During printing, the main thermistor detects 0 deg C/32
deg F or lower for 1 sec or more continuously.
About 10 sec or later after power-on/start of printing,
the main thermistor detects less than 120 deg C/248 deg
F for 1 sec or more con-tinuously.
After power-on/start of printing, the reading of the
main thermistor does not reach the target value -15 deg
C/11 deg F or higher within 75 sec.
001 About 10 sec or later after the heater is supplied with
power, the sub thermistor detects less than 75 deg C/
167°F for 2 sec or more con-tinuously.
The fixing film unit is faulty (main thermistor fault, sub
thermistor fault, thermal fuse blow, fixing heater fault). The
power supply PCB is faulty. The DC controller PCB is faulty.
See the descriptions for E003.
T-14-4
During printing, the main thermistor detects less than 120 deg
C/248 deg F for 1 sec or more continuously.