Canon Vizcam 1000, Service Manual

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3. OPERATION AND TIMING
COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
3-36
III. IMAGE PROCESSING SYSTEM
A. Outline
The image processing system consists of the following:
1.CCD line sensor used to convert the reflected light from originals into analog video signals.
2.Analog processor PCB used to generate digital video signals from analog video signals.
3.Group of PCBs used to process digital video signals (image processor PCB, memory PCB, Preview
Monitor Board).
Figure 3-301
CCD line sensor
Analog processor PCB
R,G,B
R,G,B
Analog video signal
Digital video signal
Image processor PCB
IP memory PCB Preview Monitor Board
ED board A1
To video controller PCB
Original exposure system
Laser exposure system
Image processing system
Light reflected from original
Digital video signal
Y,M,C,Bk