The shading boards are the white standard boards located behind the platen rollers. A dirty shading board may alter scanned colors or cause marks on the images.
When scanning small or short documents, adjust the document guides to the edges of the documents. Place the documents face up into the feed tray, so that they touch the document stoppers. There is a load limit mark
If scanned images have extraneous marks , or if the scanned documents are dirty, then the sensor glass or rollers inside the scanner may be dirty. Clean them periodically.
Restrictions when Using KOFAX VRS For further details on settings and features for KOFAX VRS, refer to "VRS User Guide.pdf" or the KOFAX VRS help file stored on the CD-ROM.