Canon GP160DF Service Handbook page 136

CHAPTER 4 SERVICE MODE
Status 39 (fixing assembly trouble status in detail)
Bit Meaning
0 Parity bit (odd number)
1 Reserved
2 Drive circuit trouble
3 0
4 Abnormally high temperature detected
5 Abnormally low temperature detected
6 Faulty startup detected
7 0
[Bit 2]
When power is not supplied to the fixing assembly, this becomes 1.
[Bit 4]
When the temperature of the fixing assembly is more than 20(C higher than the stan-
dard temperature for more than 30 seconds continuously, this becomes 1.
[Bit 5]
When the temperature of the fixing assembly is more than 10(C lower than the standard
temperature for more than 30 seconds continuously, this becomes 1.
[Bit 6]
When the thermistor is down, this becomes 1.
4-80
Out of order
Abnormal
Abnormal
Abnormal
Table 4-31
1 0
Normal
Normal
Normal
Normal