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TWAIN configuration method
1
Set the [Advanced Image Enhancements] check box in the [TWAIN] dialog box
to on.
2
Click the [Binary Image] tab.
3
Select one of the following settings from the [White Level From Paper] list box.
Off:
The White Level From Paper function is set to Off. The scan-
ner’s white reference is used.
On:
The White Level From Paper function is set to On. White is
used as the reference for the document’s background color.
Automatic: When None has been selected as the Halftone (dither) setting
in the Black and White mode, the White Level From Paper
function is set to on.