HP (Hewlett-Packard) CF081A#BGJ Benutzerhandbuch
Step 1: Pre-exposure
Light from the pre-exposure LED strikes the surface of the photosensitive drum to remove any residual
electrical charges from the drum surface.
Figure 1-11
Pre-exposure
Step 2: Primary charging
The primary-charging roller contacts the photosensitive drum and charges the drum with negative
potential.
Figure 1-12
Primary charging
ENWW
Image formation system
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