2-102
Confidential
â– All one color
< User Check >
- Clean the corona wire of all four colors on the drum unit.
- Replace the drum unit with a new one.
Step Cause Remedy
1
Dirt on the electrodes of the
main body and the drum unit
Clean the electrodes of the main body and
the drum unit.
(Refer to
Fig. 2-7 (P2-55)
,
Fig. 2-8 (P2-55)
.)
2
Dirt on the electrodes of the
main body and the toner
cartridge
Clean the electrodes of the main body and
the toner cartridge.
(Refer to Fig. 2-7 (P2-55), Fig. 2-10 (P2-98).)
3
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. 2-7 (P2-55)
,
Fig. 2-11 (P2-99)
.)
4
Laser unit flat cable failure Replace the laser unit flat cable.
5
High-voltage power supply
PCB failure
Replace the high-voltage power supply PCB
ASSY.
6
Laser unit failure Replace the laser unit.
7
Main PCB failure Replace the main PCB ASSY.
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General
Weight and Dimensions
