COPYRIGHT© 2001 CANON INC.
2000 2000 2000 2000
CANON iR105 REV.0 JULY 2001
CHAPTER 2 NEW FUNCTIONS
2-37
3 Image Processing System
3.1 Outline of the Image Processing System
The image processing system has the following major functions:
• CCD (image sensor)
number of lines: 1; number of pixels: 7500; pixel size: 7 × 7 µm
• Shading Correction
shading adjustment: executed in service mode
shading correction: executed for each copy
• Auto Density Adjustment (AE)
executed for each single line in main scanning direction
The following is the functional construction of the image processing system:
F02-301-01
Each PCB of the image processing system has the following functions:
[1] CCD/AP PCB
CCD drive, analog image processing, A/D conversion
[2] Reader Controller PCB
shading correction, auto density adjustment (AE), image data conversion (4 channels
→
2 channels)
CCD/AP PCB
Reader controller PCB
CCD
A/D
conversion
Shading processing
Auto density correction (AE)
Pixel data
(4 channels
→
2 channels)
Analog
image
processing
Analog image processing block
Main
controller
Digital image processing block
Summary of Contents for iR105 Series
Page 547: ...COPYRIGHT 2001 CANON INC 2000 2000 2000 2000 CANON iR105 REV 0 JULY 2001 APPENDIX ...
Page 561: ...Service Mode COPYRIGHT 2001 CANON INC 2000 CANON iR105 REV 0 JULY 2001 ...
Page 691: ...Error Code COPYRIGHT 2001 CANON INC 2000 CANON iR105 REV 0 JULY 2001 ...
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Page 1012: ...C 10 COPYRIGHT C 2001 CANON INC STANDARD FASTENERS REV 0 FEB 1992 ...
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