Scanner Options, Maintenance and Troubleshooting Xerox
®
DocuMate
®
4799
User Guide 6-25
7. The scanner will pull the Shading Paper through as it sets the adjustment for the white
background plate. The Now Adjusting message box will close automatically when the white
background Shading Adjustment is complete.
Note: Do not stop the shading adjustment after it has started. When the scanner pulls the
shading paper in it will pause several times. This is the expected behavior. The shading
adjustment with the shading paper will take about 5 minutes to complete.
8. After the white background shading adjustment is complete, you will be prompted to change
the background plate to black to continue with the black background shading adjustment.
Change both the front and back scanning background reference plates to black then click on
OK.
Note: Do not place the Shading Paper in the scanner. The Shading Paper is not used for the
black background shading adjustment.
9. The Now Adjusting message box will close automatically when the black background
Shading Adjustment is complete.
10. Click on OK to complete the shading adjustment.
Restoring the Default Shading Adjustment
You can reset the shading adjustment to the factory default setting if completing a shading
adjustment does not improve the image quality.
1. Open the scanner User Utility application.
2. On the main window click on the User Shading... button.
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