Image Stabilization; Ii. Image Stabilization; Outline - Canon CLC 1120 Service Manual

CHAPTER 6 IMAGE FORMATION SYSTEM
II.

IMAGE STABILIZATION

A. Outline
The image stabilization mechanism has the following items of control:
1. Determining the grid bias.
2. Determining the developing bias.
3. Determining the laser output.
Figure 6-201 shows the construction of the potential control mechanism:
Test print
IP-MAIN
PCB
Image
proc-
essing
CCD
circuit
CPU PCB
6-8
COPYRIGHT © 1999 CANON INC.
Primary charging assembly grid
Laser
driver
Transfer drum
HVT-DC PCB
Figure 6-201
CANON CLC1120/1130/1150 REV.0 MAR. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
Photosensitive
drum
Black toner
concentration sensor
M
Bk
Developing bias PCB
DC driver PCB
Laser exposure
Potential sensor
Developing
cylinder
Y
C
Environ-
ment
sensor
Potential
measure-
ment PCB