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OPERATIONS AND TIMING
COPYRIGHT
©
1998 CANON INC. CANON NP6621 REV.0 FEB. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)
I. BASIC OPERATIONS
A. Functional Construction
The machine can be divided into four functional blocks: pick-up/feeding system, exposure system, image
formation system, and control system.
Figure 3-101
Control system
Control panel
Control circuit
Tray
Fixing
assembly
Feeding
assembly
Duplexing
unit
Drum
cleaning
assembly
Primary corona
assembly
Optical
path
assembly
Photosensitive
drum
Separation
Transfer
Pick-up/feeding
system 1
Pick-up/feeding
system 3 (accessory)
Copyboard
Exposure system
Illuminating
assembly
Image formation
system
Developing
assembly
Pick-up
control
assembly
Cassette 1
Cassette 2
Cassette
Unit
Cassette
Unit
Cassette
Unit
Manual feeding
assembly
Flow of high voltage/toner
Flow of paper
Flow of light
Flow of electrical signals