Chapter 5 Various Ways to Scan
The value on the right side of the slide bar indicates the ratio of | Removing Punch Holes | ||||||||||||||||
image noise (*1), and is recognized as blank when the scanned |
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image contains a smaller value. | You can remove punch holes from the output scanned image. | ||||||||||||||||
The value ranges from 0.2 to 3.0% (in increments of 0.2) or |
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OFF |
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*1: The ratio of black dots to the scan area (for white papers). |
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z Color/Grayscale mode |
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Specify a sensitivity level from 1 to 5 for skipping blank (white) pages. The larger the value is set, the more likely for the pages to be detected as blank.
6 Click the [OK] button.
DIt returns to the [TWAIN Driver (32)] dialog box.
7 Click the [OK] button in the [TWAIN Driver (32)] dialog box.
DThe settings are saved.
8 Perform a scan from ScandAll PRO.
For information on how to perform scanning, refer to "How to Use ScandAll PRO".
Original | Output image |
Punch holes cannot be removed when:
The holes are not aligned along the edge of the document The size and gaps between the holes vary
The document is not rectangular
The document has a dark background color
There are characters/pictures over the edge or the holes [Automatic Page Size Detection] is specified and the scanned document is larger than the specified paper size
z The size of the scanned document is not as specified in [Paper Size] while [Black Background] is selected.
1 Load a document on the hopper.
For information on how to load documents, refer to "Chapter 2 How to Load Documents" (page 33).
2 Start up ScandAll PRO and open the [TWAIN Driver (32)] dialog box.
For information on how to display the [TWAIN Driver (32)] dialog box, refer to "How to Use ScandAll PRO".
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