K117sm4e2
4-6
4. 2. 5 Process Frame / LED Head
Item Symbol Signal name Name Type Function
1 LED HEAD - LED HEAD UNIT 53TRC Creates latent Images on Drum
2 PW6693 - HV-ZD Assy PW6693 - Keeps the Grid Voltage
constant
- Controls the surface potential of
Drum
3 PW11755 - PW11755 Assy PW11755 Interface of LED Head Cable
from PW11720
4 PW6631 ER1 Eraser PCB A PW6631 Lights LED lamps to remove the
negative electric charges from
the Drum at the beginning of the
Print Process
3
3
2
1
1
1
4
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