4-124.8 PREVIEW AUTO-AREA:Clicking on the Preview Auto-Area buttonautomatically crops the preview scan area to the previeweddocument. This will then be the cropping area for all of thescanned documents.4.9 PAPER SIZE:Select a size on the Paper Size list of frequentlyused scan sizes, including business card, 5 x 3 in., 6 x 4 in.,Letter, Legal, B5, A5, A4, A3, or your current scan area toperform an immediate selection of your scan size.4.10 UNITSThe Units button indicates the measuring systemthat is in use(Inch, Cm, or Pixel).4.11 DESCREENClick on the Descreen button to access a drop-downmenu that allows you to specify the type of document you arescanning in order to eliminate the moiré pattern* commonlyfound in printed matter. You can specify Newspaper,Magazine, or Catalog.