Canon imageFORMULA DR-3080C Startup Manual page 40

Note
Make sure that the left edge of the document does not extend to the left of
the mark. A paper jam may occur if you begin to scan a document that is
positioned at this mark.
A4
B4
LTR
4.
Place the document on the paper feed tray so that the document is face up.
Notice
There are stacking limit marks ( ) indicated on the paper feed tray. Do not
load pages in excess of this mark. (The mark is equivalent to a capacity of
2
approximately 100 sheets of ordinary copier paper (80g/m ).)
36
Using the Scanner