2-101
Confidential
â– Completely blank
â– Image distortion
< User Check >
- Clean the corona wire of all four colors on the drum unit.
- Replace the drum unit with a new one.
- Replace the toner cartridge with a new one.
- Install the latest firmware.
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 Connection failure of the laser
unit flat cable
Reconnect the laser unit flat cable.
5 Laser unit flat cable failure Replace the laser unit flat cable.
6 Dirt on the electrodes of the
high-voltage power supply
PCB
Clean the electrodes of the high-voltage
power supply PCB.
7 Laser unit failure Replace the laser unit.
8 Main PCB failure Replace the main PCB ASSY.
< User Check >
- Replace the belt unit with a new one.
Step Cause Remedy
1 Laser unit installation failure Re-assemble the laser unit.
2 Laser unit failure Replace the laser unit.
3 Main PCB failure Replace the main PCB ASSY.
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General
Weight and Dimensions
