Image Formation System; Outline - Canon iR8500 Service Manual

CHAPTER 2 NEW FUNCTIONS

7 Image Formation System

7.1 Outline

F02-701-01 shows the major components of the image formation system, and F02-701-02
shows the basic sequence of operations:
The major changes made in the image formation system include the following:
• Photosensitive drum
• Pre-transfer exposure LED (addition)
• Developing unit overheating preventive mechanism
For other items, see T02-702-01 (comparison table).
Pre-exposure LED
Cleaner unit
Separation charging assembly
2-108
Primary charging assembly
Transfer charging assembly
F02-701-01
COPYRIGHT© 2001 CANON INC.
Potential sensor
Dust-collecting roller
Pre-transfer charging assembly
Transfer guide
2000 2000 2000 2000
Toner cartridge
Hopper
Developing assembly
Pre-transfer exposure LED
CANON iR8500/7200 REV.1 AUG. 2001