User Guide

CHAPTER 1 GENERAL DESCRIPTION
COPYRIGHT © 1999 CANON INC. CANON NP6317 REV.0 APR. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 1-11
V. IMAGE FORMATION
A. Outline
Figure 1-501
This copier consists of the units shown in Figure 1-501.
The image forming process is divided into the eight steps shown below.
Step 1: Pre-exposure
Step 2: Primary corona (negative DC)
Step 3: Image exposure
Step 4: Developing (positive plus AC)
Step 5: Transfer (negative DC)
Step 6: Separation
Step 7: Fixing
Step 8: Drum cleaning
Figure 1-502
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Developing
assembly
Scanning lamp
Primary corona assembly
Upper fixing roller
Transfer corona assembly
Static charge
eliminator
Upper fixing roller
Cleaning roller
Pre-exposure lamp
Drum cleaner
Lens
Copyboard glass
Picture to be changed
(1 register station only)
2. Primary corona
Copy delivery
7. Fixing
Multifeeder
6. Separation
5. Transfer
Registration
Cassette
Flow of copy paper
Direction of rotation of drum
3. Image exposure
4. Developing
Electrostatic latent image formation block
8. Drum cleaning
1. Pre-exposure