Chapter 4 Image Formation System; Processes; Outline - Canon NP6330 Service Manual

I. PROCESSES
A. Outline
The copier's image formation system basically deals with the following:
• Controlling the scanning lamp.
• Controlling the primary/transfer corona current and the grid bias.
• Controlling the static eliminator/fixing roller bias.
• Controlling the developing bias.
• Controlling the blank exposure lamp.
Scanning lamp
AE sensor
Fixing roller
Motor
driver 1
PCB
DC
controller
PCB
COPYRIGHT © 1997 CANON INC.
Lens
Blank exposure
unit
Primary corona
assembly
Static
eliminator
Lamp
regulator
High-voltage
transformer (HVT)
Figure 4-101
CANON NP6330 REV.0 MAY 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)

CHAPTER 4 IMAGE FORMATION SYSTEM

Copyboard
Developing cylinder
Photosensitive
drum
Transfer corona
assembly
4-1