Sharp SF-1120, SF-1020 Drum Replace every 50K copies, Blank lamp unit Clean every 50K copies

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

1Remove the process unit from the copier. (Refer to 6-1.)

2Loosen two blue screws which are fixing the drum, rotate the plate slightly to the right and pull it out.

3Remove the drum.

<Note> Be careful not to scratch the drum.

6-4. Blank lamp unit (Clean every 50K copies.)

1Remove three blue screws which are fixing the process unit holder, slide the holder and remove it.

2Tighten the blank lamp unit position adjustment screw completely, and remove the unit rear side, then loosen the screw.

3Remove 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.)

1Remove three blue screws which are fixing the process unit holder, slide the holder and remove it.

2Remove the discharge lamp unit. (one screw, one connector)

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