Image Processing Path - Gestetner A265 Service Manual

Image Processing Path

Overview
This diagram shows the various stages of the image process and where they are
done.
Optional
Printer
1
Controller
Binary Picture Processing
Grayscale Processing
SM
CÓPIA NÃO CONTROLADA
Image Correction
• ADS
S B U
8
Image Correction
• ADS
• Auto Shading
• White/Black Line Erase
Correction
• Scanner Gamma Correction
• Small Smoothing Filter
8
Magnification (Main Scan)
8
Filtering
• MTF
• Smoothing
• Independent Dot Erase
8
ID Gamma Correction
8
Gradation
• Error Diffusion
• Dithering
• Binary Picture Processing
• Grayscale Processing
2 1
Others
• Independent Dot Erase
• Line Width Correction
• Printer Gamma Correction
2
1
Video Path Control
IPU
2 1
LD Unit
2-11
CÓPIA NÃO CONTROLADA
IMAGE PROCESSING
Optional
Fax Unit
1
8
Optional
1
Scanner
Controller
BICU
A265D509.WMF
A265/A267