Kyocera ECOSYS M3145dn, Operation Manual

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Using Various Functions > Functions
Contrast
You can adjust the contrast between light and dark areas of the image.
Background Density
Removes dark background from originals, such as newspapers.
This feature is used with full color and auto color. Background Density Adjustment is disabled if Auto Color detects black
and white originals.
If the ground color is obtrusive, select [ Auto ]. If [ Auto ] does not remove the ground color, select [ Manual ] and adjust the
density of the ground color.
Item Description
1 to 4 (Higher) Increases the sharpness of colors.
-1 to -4 (Lower) Creates smoother colors.
Item Description
Off Does not adjust the ground color.
Auto Automatically adjusts the background density based on the original.
Manual Select [ 1 ] to [ 5 ] (Lighter - Darker) to adjust the background density manually.
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