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Scanning Basics
2. In the Image Type dialog box, select None for B/W Option,
and then click OK.
3. In the Manual mode window, click the Full Preview button.
Then click the Image Controls button to display the Image
Controls dialog box.
4. Use the Threshold slider to change the threshold value,
monitoring the results of your changes in the Preview
window. Adjusting the threshold value can make it easier for
OCR to recognize characters.
Image Controls button
Image Controls dialog box
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