Brother HL-L8250CDN, Руководство по обслуживанию

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2-95
Confidential
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Dirt on back side of paper
■
Electrodes location of waste toner box
Fig. 2-10
<User Check>
- This symptom might stop occurring after making
several prints.
- Replace the toner cartridge with a new one.
- Replace the belt unit.
- Replace the waste toner box.
Step Cause Remedy
1 Dirt in the paper feed system Wipe dirt off.
2 Dirt on the electrodes of the
main body and the belt unit Clean the electrodes of the main body and
the belt unit.
(Refer to
Fig. 2-5 (P2-55) , Fig. 2-9 (P2-91) .)
3 Dirt on the electrodes of the
main body and the waste
toner box Clean the electrodes of the main body and
the waste toner box.
(Refer to
Fig. 2-5 (P2-55) , See the figure
below.)
4 Dirt on the cleaner pinch roller
of the fuser cover Replace the cleaner pinch roller S ASSY.
5 Dirt on the fuser unit Replace the fuser unit.
6 High-voltage power supply
PCB failure Replace the high-voltage power supply PCB
ASSY.