When scanning a two-sided document that is printed on thin paper, the image on the opposite side of each page may show through. In this case, adjust the scanning intensity in the application software before scanning the document. ... Business Card ... If a stack of business cards cannot be fed properly, reduce the number of cards in the stack. ... For details, refer to the Help of the scanner driver.
The scanner can scan documents ranging in size from business cards and checks to A4 size documents. It can also scan long documents up to 39.2" (1000mm).