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2K5
2-1-2
Main charging section
The main charging section consists of the main charger assembly, drum and so on. The drum is electrically charged uni-
formly by means of a grid to form a latent image on the surface.
The main charger unit charges the drum so that a latent image is formed on the surface, the shield grid ensuring the
charge is applied uniformly.
Drum
2-1-4
Tungsten wire
Drum
Figure 2-1-5 Main charging section
Main charging
high voltage
Grid
ZENER PWB
Figure 2-1-6 Main charging section block diagram
Service Manual
Main charger unit
Shield grid
MHVDRN
CN1-8
HVPWB
YC12-5
EPWB
Y112040-6
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