User Guide

Image-formation system
The DC controller controls the image-formation system according to commands from the formatter. The
DC controller controls the internal components of the image-formation system to form the toner image
on the photosensitive drum surface. The toner image is transferred to the paper and fused.
The following are the main components of the image-formation system:
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Cartridge
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Transfer roller
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Fuser
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Laser scanner
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High-voltage power supply
Figure 1-11 Image-formation system
Laser scanner
Cartridge
Transfer roller
High-voltage power supply
DC controller
Fuser
The DC controller rotates the drum motor to drive the following components:
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Photosensitive drum
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Developing roller (follows the photosensitive drum)
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Primary charging roller (follows the photosensitive drum)
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Transfer roller
The DC controller rotates the fuser motor to drive the following components:
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Pressure roller
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Fuser film (follows the pressure roller)
22 Chapter 1 Theory of operation ENWW