e-STUDIO160/200/250 COPYING PROCESS 3 - 8 December 2002 TOSHIBA TEC
(10) Discharge
Erases any electric charge remaining on the
drum after transfer.
If discharge is not performed:
The electric charge remains on the drum sur-
face.
The potential of the drum surface becomes
uneven at charging for the next copy.
The copy image is doubled (the previous im-
age remains).
Method: Discharge LED array illuminates the
entire drum surface.
The drum becomes a conductor.
Since the drum is grounded, the
electric charge escapes.
The drum is ready for the next copy.
03020
Discharge LED array
Drum
Fig. 3-2-18
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