Canon imageFORMULA ScanFront 400 Instruction Manual - Page 196

Chapter 9 Troubleshooting Documents are double fed A stack of documents are fed together Scanning starts immediately after I press a job button (certain users only) Passports do not scan properly Cause Solution Cause Solution Cause Solution Cause Solution Cause Solution Cause Solution Cause Solution Static electricity is causing the pages of the document to stick to each other. Before you load a stack of documents, fan the documents. The type of paper of the documents is causing a paper feed error. Set [Document type] to [Extra-thin paper] in the Detailed Settings screen. In addition, limit the number of documents placed on the scanner to about 10 sheets. (See p. 54.) In addition, set [Non Separation Feeding Mode] to [OFF] and scan the pages one by one. The retard roller and feed roller are dirty. Clean the retard roller and feed roller. (See p. 183.) [Non Separation Feeding Mode] is set to [ON]. (See p. 44.) Set [Non Separation Feeding Mode] to [OFF]. [Skip Scan Setting Screen] is selected in the job button settings. (See p. 125.) Change the job button setting or place the document and then press a job button. The specified paper size is too small. Specify a larger paper size (e.g., A4) for the [Paper Size] setting in the Scan / Send Settings screen. (See p. 86.) A feed error related to the thickness of the paper occurred. Set [Resolution (dpi)] to 300 dpi or less in the Scan / Send Settings screen. (See p. 87.) 196