Xerox WorkCentre 7970 User Manual page 155

Automatically Suppressing Background Variation
When scanning originals printed on thin paper, text or images printed on one side of the paper can be
seen on the other side. Use the Auto Suppression setting to reduce the sensitivity of the printer to
variations in light background colors.
To select Auto Suppression:
1. Press the Services Home button, then touch Fax.
Touch the Image Quality tab, then touch Image Enhancement.
2.
3. Under Background Suppression, touch Auto Suppression.
Touch OK.
4.
Adjusting the Contrast
Contrast is the relative difference between light and dark areas in an image.
To adjust the contrast:
Press the Services Home button, then touch Fax.
1.
2. Touch the Image Quality tab, then touch Image Enhancement.
3. On the Image Enhancement screen, select an option:
− Manual Contrast allows you to adjust the contrast manually. Under Manual Contrast, move the
slider up or down to increase or decrease the contrast. The middle position on the slider, Normal,
does not change the contrast.
Auto Contrast allows the printer to set the contrast automatically.
−
4. Touch OK.
Specifying the Size of the Original
To ensure that you are scanning the correct area of the documents, specify the original size.
To specify the original size:
Press the Services Home button, then touch Fax.
1.
Touch the Layout Adjustment tab, then touch Original Size.
2.
3. On the Original Size screen, select an option:
Auto Detect: This options allows the printer to determine the size of the original.
−
− Preset Scan Areas specifies the area to scan when it matches a standard paper size. In the
scrolling list, touch the desired paper size.
− Custom Scan Area allows you to specify the height and width of the area to scan. To specify an
area, touch the Length (Y) and Width (X) arrows.
− Mixed Size Originals allows you to scan standard-size originals of varying sizes. Use the
diagram on the screen to determine which original sizes can be mixed in the same job.
4. Touch OK.
® ®
Xerox WorkCentre 7970 Multifunction Printer
Faxing
155
User Guide