Drum (Replace Every 50K Copies) - Sharp SF-2020 Service Manual

6-3. Drum (Replace every 50K copies)

1
Remove the process unit from the copier. (Refer to 6-1.)
2
Loosen two blue screws which are fixing the drum, rotate the plate
slightly to the right and pull it out.
3
Remove the drum.
<Note> Be careful not to scratch the drum.
6-4. Blank lamp unit (Clean every 50K copies.)
1
Remove three blue screws which are fixing the process unit
holder, slide the holder and remove it.
2
Tighten the blank lamp unit position adjustment screw completely,
and remove the unit rear side, then loosen the screw.
3
Remove two connectors of the blank lamp PWB, and remove the
blank lamp unit.
<Note> When the unit is installed or replaced, adjust according to
"Blank lamp position adjustment" in [7] ADJUSTMENTS.
6-5. Discharge lamp unit (Clean every 50K copies.)
1
Remove three blue screws which are fixing the process unit
holder, slide the holder and remove it.
2
Remove the discharge lamp unit. (one screw, one connector)
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