HP (Hewlett-Packard) 7400C Series Scanner User Manual


 
12 Getting started Back to TOC
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This section contains answers to some questions users frequently ask
about scanning.
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Based on the scanned item, the software automatically chooses
optimal values for these settings:
output type
resolution
sharpening
exposure (midtones, highlights, and shadows)
color (hue and saturation or black-and-white threshold)
Usually, the values the software selects provides optimal results.
However, you can change these values in the HP PrecisionScan Pro
software.
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You can reduce the time it takes to scan an item by scanning in black
and white when the original:
Is a black-and-white photograph or drawing.
Is a color photo or drawing, but you want a black-and-white image
to appear on the computer screen.
Contains only text.
Scan color originals as black and white by changing the color option for
the scanner button (such as E-
MAIL) you will be using. See "Changing
settings for buttons" on page 24. Or, in the HP PrecisionScan Pro
software, clear the Automatic Set Type option and choose Grayscale
or a black-and-white output type before you scan. See "Selecting
output type" on page 36.
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To reduce file size:
Save files using a compressed format, such as compressed TIFF
or JPEG.
Avoid using the True Color output type unless necessary. This
output type offers exceptional quality for color photos or drawings,
but it also creates large file sizes.
Set the resolution no higher than necessary. Generally, the
resolution the software automatically sets provides the best
balance between image quality and small file size.
For photos, significantly reduce file size by cropping the photo to
select just one area as the final scanned image. Or, resize the
entire photo to smaller dimensions.