HP Scanjet 7450c HP Scanjet 7400C Series Scanner Windows - (English) User Manu - Page 52

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52 Scanning from HP PrecisionScan Pro Use the Descreen command to reduce undesirable patterns in printed items that you are scanning. An example of an undesirable pattern is a moiré pattern, or the circles that often appear on pictures printed in newspapers. Note that scanning takes longer when this command is selected. If you are not scanning a printed original, turn Descreen off to reduce scanning time. On the Advanced menu, click Descreen. Select the option again to turn it off. Back to TOC You can reset images to the optimal (default) values the scanning software chose for the image. Optimal values are based on the output type selected. Resetting removes all adjustments you have made except the output type, zoom level, or the selection area. Do one of the following: On the Edit menu, click Undo Editing Changes. On the toolbar, click .

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52
Scanning from HP PrecisionScan Pro
Back to TOC
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Use the
Descreen
command to reduce undesirable patterns in printed
items that you are scanning. An example of an undesirable pattern is a
moiré pattern, or the circles that often appear on pictures printed in
newspapers.
Note that scanning takes longer when this command is selected. If you
are not scanning a printed original, turn Descreen off to reduce
scanning time.
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On the
Advanced
menu, click
Descreen
. Select the option again to
turn it off.
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You can reset images to the optimal (default) values the scanning
software chose for the image. Optimal values are based on the output
type selected. Resetting removes all adjustments you have made
except the output type, zoom level, or the selection area.
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Do one of the following:
●
On the
Edit
menu, click
Undo Editing Changes
.
●
On the toolbar, click
.