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Positive potential waste toner
Negative potential waste toner
Partition sheet
ITB cleaning brush
DC bias
2.4.1.8 Photosensitive drum cleaning block
LBP5050N / LBP5050
The waste toner is cleared from the photosensitive drum surface.
Step 9: Drum cleaning
The cleaning blade scrapes the waste toner off the surface of the photosensitive drum. The waste toner is deposited in the waste toner container.
2.4.2 High-Voltage Control
2.4.2.1 Outline
LBP5050N / LBP5050
The high-voltage power supply generates the high-voltage biases that are applied to the primary charging roller, developing roller, primary transfer pad, secondary
transfer roller and ITB cleaning unit. The DC controller controls the high-voltage power supply to generate high-voltage biases.
Sweeper strip
Cleaning blade
Photosensitive
drum
Sweeper strip
Cartridge
Photosensitive drum
ITB cleaning roller
ITB
F-2-12
Waste toner container
F-2-13
Chapter 2
DC bias
0018-6686
0018-6513
2-7
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