Ricoh A250 Service Manual page 82

IMAGE PROCESSING
Text (Sharp)
This mode prevents the rear side of a thin original from being visible, and the copy
will have a lot of contrast.
Recommended Originals: Newspaper, originals through which the rear side is
Scanning
Image
Correction
Magnification
Filtering
ID Control
Gradation
Printer
G a m m a
Correction,
and Others
A250
visible.
Image Processing Flow
A D S
• Auto Shading
• White/Black Line Erase
Correction
• S c a n n e r G a m m a
Correction (ADS)
• Small Smoothing Filter
Main Scan Magnification
MTF (Strong)
Independent Dot Erase
I D G a m m a Correction
(Sharp Text)
Simple Binary Picture
Processing
(Dynamic Threshold)
FCI Smoothing
Line Width Correction
Printer Gamma Correction
(Text)
2-24
Related SP Modes
• SP4-942, 4-943
• SP4-008
• SP4-944
• SP2-902
A250D606.WMF
SM