Oki MB770dn User Manual page 217

Set the following items for each color mode (Full Color/Auto Color, Gray Scale, or Black mode).
Item name
RESOLUTION Press the button of the desired resolution (dpi) for scans.
ORIGINAL MODE Press the button of the desired mode for scans. ([ORIGINAL MODE] is not available in Gray Scale mode.)
EXPOSURE Select the desired exposure for scans.
To set the contrast manually, press
To set the contrast automatically in accordance with the original, press [AUTO].
BACKGROUND Select the desired background exposure for scans.
ADJUSTMENT
The higher the exposure set by pressing
The lower the exposure set by pressing
Description
or and set the desired contrast level.
, the lighter the background color.
, the darker the background color.
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SETTING ITEMS (USER)
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