Windows TWAIN Driver Settings9-4" If the [Rotate back side] check box is selected, the back side of theimage is rotated 180° and scanned. (Applies only if [ADF (2-sided)] isselected.) [Image size]Shows the data size of the scan image. [Close]Click to close the TWAIN driver window. [Prescan]Click to begin scanning a preview image. [Scan]Click to begin scanning. [Clear] iconClick to erase the preview image.When [Advanced Mode] is selectedThe following parameters can be set when [Advanced Mode] is selected. [Load]Specify a saved settings file (dat file) for scanning. [Save]Save the current settings as a settings file (dat file). [Default]Return all settings to their defaults. [Help icon]Click to display the Help. [About icon]Click to display the software version information. [Paper source]Specify the paper source.With scanning documents from the ADF, select whether to scan only the frontside or both sides of the document. [Original Size]Specify the original size. [Scan Type]Specify the scan type.