Canon iR1600 Service Manual page 59

The machine is designed as a cartridge model, in which its drum, toner, primary charging
assembly, developing assembly, and drum cleaner assembly are all constructed as a single
entity.
The machine's image formation processes can be divided into the following 5 blocks (7
steps):
[1] Latent Image Formation Block
Step 1
Step 2
[2] Developing Block
Step 3
[3] Transfer Block
Step 4
Step 5
[4] Fixing Block
Step 6
[5] Drum Cleaning Block
Step 7
4. Fixing block
5. separation
3. Transfer block
Registration
Multifeeder
COPYRIGHT© 2002 CANON INC.
primary charging (AC + negative DC)
laser beam exposure
development (AC + negative DC bias)
transfer (positive DC)
separation (grounding)
fixing
drum cleaning
6. fixing
7.drum cleaning
4. transfer
Cassette pickup
2000 CANON iR1600/iR2000 REV.1 JAN 2002
Delivery
1. primary charging
2. laser beam exposure
3. development
F01-701-02
CHAPTER 1 INTRODUCTION
5. Drum cleaning block
1. Latent image
formation block
2. Development
block
Rotation of
photosensitive drum
flow of paper
1-37