Chapter 4 Image Processing System; Overview - Canon GP160F Service Manual

I. OVERVIEW
The image processing system changes the optical image, which has been irradiated
onto the CCD, into an electrical signal (image signal), and then corrects and processes
it.
Analog processor
PCB
A-D
conversion
circuit
CCD
Photosensitive
drum
COPYRIGHT © 1999 CANON INC.
Download Free Service Manual at http://printer1.blogspot.com
Image processor
PCB
Shading
correction
circuit
Laser driver
PCB
Laser
drive circuit
Figure 4-101
CANON GP160 REV.0 FEB. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)

CHAPTER 4 IMAGE PROCESSING SYSTEM

Image
Binari-
processing
zation
circuit
DC controller
PCB
Laser
exposure
control circuit
4-1