Copy | 87identify the top of the document.NOTE:• If this setting differs from the actual document orientation, the machine may not detect the top ofthe document correctly.PortraitSelect this option when your document is a portrait page.For LEF loading, the machine regards the top edge as the head of pages.For SEF loading, the machine regards the left edge as the head of pages.LandscapeSelect this option when your document is a landscape page.For LEF loading, the machine regards the left edge as the head of pages.For SEF loading, the machine regards the top edge as the head of pages.Original SizeThis feature allows you to specify the scan size for a document.Auto DetectThe following table shows the document sizes that can be detected automatically.NOTE:• The default size for this feature can be switched between Letter size and A4 size.See "Paper Size Preference".• When a tray other than Auto Select is selected for Paper Supply, the paper size for the selectedtray is taken as the original size.Mixed Size OriginalsEnables the size detection of each page of documents.When this option is disabled, the printer detects only the first page’s size and applies it toall the pages.NOTE:• The detectable width is fixed to 8.5 inches (215.9 mm).When the detected length is equal to or less than 315 mm, the document size is taken as Letter size.When the detected length is larger than 315 mm, the document size is taken as Legal size.Custom / PresetsEnter the desired scan size when making copies at a size different from the originaldocument size. You can specify a value in the range from 15 to 356 mm for the length (X),and a value in the range from 15 to 216 mm for the width (Y), in 1 mm increments. To helpyou specify values, use the scales attached on the upper and left edges of the documentDocument Feeder Document GlassAuto-detectableDocument SizeLegal size, Default size Default size