Unsharp Mask
Makes the edges of certain image areas clearer. Turn off this option to leave softer edges.
Descreening
Removes the ripple pattern that might appear in subtly shaded image areas, such as skin tones. This
option improves results when scanning magazines or newspapers. (The results of descreening do not
appear in the preview image, only in your scanned image.)
Color Restoration
Restores the colors in faded photos automatically.
Backlight Correction
Removes shadows from photos that have too much background light.
Dust Removal
Removes dust marks from your originals automatically.
Color Enhance
Enhances the red, green, or blue shades in the scanned image.
Edge Fill
Corrects shadowing around the edges of the image by filling the shadows with the color you select.
Auto Exposure
Automatically adjusts the image exposure settings when you click the
Auto Exposure icon. To
automatically adjust image exposure settings continuously, click the
Configuration
button, click the
Color
tab, and select
Continuous auto exposure
. You can adjust the level of auto exposure using a
slider.
Histogram Adjustment
Provides a graphical interface for adjusting highlight, shadow, and gamma levels individually. (For
advanced users only.) Click the
histogram icon to access the settings.
Tone Correction
Provides a graphical interface for adjusting tone levels individually. (For advanced users only.) Click
the
tone correction icon to access the settings.
Brightness
Adjusts the overall lightness and darkness of the scanned image.
Contrast
Adjusts the difference between the light and dark areas of the overall scanned image.
Saturation
Adjusts the density of colors in the overall image.
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Summary of Contents for WF-R4640
Page 1: ...WF R4640 User s Guide ...
Page 2: ......
Page 14: ......
Page 62: ...2 Open the feeder guard and pull up the paper support 3 Slide out the edge guides 62 ...
Page 151: ...You see this window 151 ...
Page 174: ...4 Click OK Parent topic Scanning 174 ...
Page 207: ...You see this window 3 Select Fax Settings for Printer Select your product if prompted 207 ...
Page 208: ...You see this window 4 Select Speed Dial Group Dial List 208 ...