Canon iR1200 Series Service Manual page 195

Chapter 8
more continuously.
g. Sub Thermistor Error Low Temperature 1 (warm-up)
The CPU will identify sub thermistor error low temperature 1 if the temperature reading is lower than 75 deg C/167
deg F for 1 sec or more 10 sec after the heater is first supplied with power.
h.Sub Thermistor Error Low Temperature 2 (cool-down)
The CPU will identify sub thermistor error low temperature 2 if all the following conditions exit when the heater is
off after printing ends and the trailing edge of the paper moves past the delivery sensor.
- the thermistor reading is lower than 75 deg C/167 deg F when the heater is off.
- printing has not been cancelled in the middle.
- no error has occurred during printing.
- the thermistor reading is lower than 75 deg C/167 deg F before the trailing edge of the paper moves past the delivery
sensor.
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