Chapter 8
8-1
8.1 Overview/Configuration
8.1.1 Overview
0019-5012
The image formation system forms a toner image on paper, which is controlled by the DC controller. It consists of four toner cartridges and the ETB unit, etc.
The DC controller controls the laser scanner unit, and forms an electrostatic latent image on the photosensitive drum based on the video signal received from the
main controller. At the same time, it controls the high-voltage power PCB, makes toner adhere to the electrostatic latent image, and then transfers it on paper.
A memory tag, which saves cartridge data, is built in the toner cartridge for each color. The DC controller detects the use condition of the toner cartridge by reading/
writing the memory tag.
F-8-1
Video data
Cartridge data
ATT
TR
DEV
PRI
PREEXP
Main
controller
PCB
DC controller PCB
High-voltage power PCB
Video signals
BL
To developing
blade
To developing
cylinder
To primary
charging roller
Pre-exposure LED
Toner cartridge
ETB unit
Laser scanner unit
Laser beam
Attraction roller
Memory tag
Содержание iR C1020 Series
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Страница 18: ...Contents ...
Страница 19: ...Chapter 1 Introduction ...
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Страница 57: ...Chapter 2 Installation ...
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Страница 73: ...Chapter 3 Basic Operation ...
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Страница 81: ...Chapter 4 Main Controller ...
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Страница 97: ...Chapter 5 Original Exposure System ...
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Страница 113: ...Chapter 6 Original Feeding System ...
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Страница 133: ...Chapter 7 Laser Exposure ...
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Страница 143: ...Chapter 8 Image Formation ...
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Страница 389: ...Chapter 19 Upgrading ...
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