User’s Manual9-6Question: When I choose optical resolution tobe 600 dpi, the "auto crop" and"deskew" functions will bedisabled.Answer: Since to perform auto crop and deskewconsumes great deal of systemmemory, it is suggested if you wish toperform "auto crop" and "deskew"functions, please choose your opticalresolution to be smaller than 600 dpito prevent an error message.