Epson DS-30 User Manual page 21

If you select Grayscale or Black & White, you can also select an Image Option setting, as described
below.
Image Option Setting
None
Dropout: Red
Dropout: Green
Dropout: Blue
Color Enhance: Red
Color Enhance: Green
Color Enhance: Blue
Below are some examples of these features:
Dropout Scans without the selected color.
Color Enhances the selected color.
Enhance
Click Preview to preview your image. The scanner loads your document, and EPSON Scan prescans it and displays
it in the Preview window. The scanner then ejects your document.
Note:
The Preview function is not available when you select Auto or Auto (Card/Business Card) as the Size
setting. If you selected one of these settings, skip to step 11.
If necessary, you can draw a marquee (a line marking the scan area) around the portion of your document page
that you want to scan. See
Adjust settings in the Image Adjustments section of the window as necessary. See
Image Settings for more information.
After checking the preview, reload your document into the scanner.
Click Scan.
Creating a Marquee on a Preview Image
Description
No Image Option setting is applied.
Drops out red from the scan.
Drops out green from the scan.
Drops out blue from the scan.
Enhances red in the scan.
Enhances green in the scan.
Enhances blue in the scan.
for instructions.
Adjusting the Color and Other