FUJITSU Image Scanner fi-4120C - Manual (Page 38)

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[About...] button
This button displays the version information.
Gamma
Specifies Gamma correction. Correction patterns are: "Normal", "Soft", "Sharp", "Cus-
tom", or "Download".
DTC Variance
This option specifies the value for adjusting the variance based on the brightness of the
image.
Edge Processing
This option specifies the sharpness of contour extraction.
Dropout Color
This option excludes selected color (the three primary colors of light i.e. green, red,
blue) from scanned images. For example, if the document contains black text in a red
frame and when the red color is selected, the scanner reads only the text and eliminate
(drop out) the red frame.
Reverse
Colors of scanned images are reversed.
Power saving
This option specifies the waiting time before the scanner switches to the Power save
mode.
Low, Mid, High Emphasizes contour of images. Available settings
are: Low, Mid, High
Smoothing Smoothes jaggy images.