Chapter 6 Image Formation System; Overview; Construction - Canon GP160DF Service Manual

I. OVERVIEW
A.

Construction

The principal components of image formation system are shown in the diagram
below.
This unit's image formation system uses a cartridge system. The principal compo-
nents are the photosensitive drum, primary charging roller, processing cylinder, drum
cleaner and toner. These are integrated to form the cartridge system.
The DC controller PCB has a built-in high-voltage output assembly, and high-voltage
is output for the charging, with the designated timing.
Re-charge
eliminator
COPYRIGHT © 1999 CANON INC.
Cartridge
Primary charging roller
Blade
Drum
Charge
eliminator
Figure 6-101
CANON GP160 REV.0 FEB. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)

CHAPTER 6 IMAGE FORMATION SYSTEM

Toner sensor
Developing cylinder
Transfer charging roller
DC power
supply PCB
DC controller
PCB
JH401
JH402
JH406
High-
voltage
output unit
JH403
JH404
JH405
6-1