Photoconductor Units (PCU)
SM 6-23 D014/D015/D078/D079
Detailed
Descriptions
6.6.4 DRUM CHARGE
The Y,C,M PCU units employ a charge roller to charge the drum. The K_PCU uses a
charge corona wire.
YCM PCUs
[A]: Charge roller
[B]: Drum
[C]: Charge roller cleaning roller
The charger roller [A] above the drum [B] charges the drum.
The charge roller cleaning roller [C] touches the charge roller and cleans it as the charge
roller and cleaning roller rotate in opposite directions. The gap between drum and charge
roller is 0.05 mm.
The charge roller is the same length as the drum to ensure an even charge along the
entire length of the drum.
The charge roller receives its charge from the charge roller power pack. The power
pack is connected at a terminal attached to the end of the charge roller shaft.
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