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IV-15
(3) Wipe the surface of the photosensitive drum with a cotton swab until the dust
or paper powder on the surface comes off.
Fig. 4-4
Caution:
Do not wipe the surface of the photosensitive drum with something sharp. (ball-point
pen etc.)
Use the cleaning liquid which is a 50-50 mixture of ethyl alcohol and pure water.
I-16 Black band
Possible cause Step Check Result Remedy
Drum unit 1 Is the wire cleaner positioned
at its home position?
No Return the wire cleaner to its
home position.
Ditto 2 Is the corona wire dirty? Yes Clean the corona wire.
If the problem still appears
after cleaning, replace the
drum unit.
Photo sensitive drum
Toner cartrid
g
e
Cleaning roller
Paper path
Separator