Canon LBP-860 Service Manual page 172

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CHAPTER 6
I- 13
Poor fixing
Possible I'BUSP Sle
Thermistor
Fixing rollers 3
[upper and
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Check
P
the transfer charging roller dirty?
I
2
band?
Is the lower fming roller dirty'?
Procedure
Clean the roller. If it is not
YES
Replace the thermistor.
YES
Check whether the upper
and lower fixing rollers are
YES
Clean the roller. If it is not
possible lo clean it, replace
it. __~~
YES
Perform a print using the
recommended paper. If the
problem disappears, advise
the customer to only use th
recommended paper.
NO
Replace the fixing unit.

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