Canon Image Reader-A1 iR5000i Service Manual page 200

CHAPTER 1 GENERAL DESCRIPTION
The machine's image formation process consists of the following eight steps:
Step 1 Pre-exposure
Step 2 Primary charging (positive DC)
Step 3 Laser exposure*
Step 4 Development (AC + positive DC)
Step 5 Transfer (negative DC)
Step 6 Separation (AC + positive DC)
Step 7 Fixing
Step 8 Drum cleaning
*Deposits toner on the VD. Used also for blank exposure.
Delivery
1-8 P
Static Image Formation Block
2. Primary charging
1. Pre-exposure
8. Drum cleaning
7. Fixing 6. Separation
flow of paper.
rotation of drum.
COPYRIGHT © 2001 CANON INC.
3. Laser exposure
4. Development
5. Transfer
Registration
Deck/cassette
F01-201-02
2000 2000 2000 2000
Manual feed tray
CANON iR5000i/iR6000i REV.0 JUNE 2001