HP Scanjet 7450c HP Scanjet 7400C Series Scanner Mac - (English) User Manual - Page 49

Descreening images, Resetting all adjustments

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Back to TOC Descreening images 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. To descreen images On the Advanced menu, click Descreen. Select the option again to turn it off. Scanning from HP PrecisionScan Pro 49 Resetting all adjustments 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. To reset all adjustments Do one of the following: q On the Edit menu, click Undo Editing Changes. q On the toolbar, click .

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Back to TOC
Scanning from HP PrecisionScan Pro
49
Descreening images
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.
To descreen images
On the
Advanced
menu, click
Descreen
. Select the option again to
turn it off.
Resetting all adjustments
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.
To reset all adjustments
Do one of the following:
●
On the
Edit
menu, click
Undo Editing Changes
.
●
On the toolbar, click
.