Canon L250 User Manual page 112

Sending Faxes
2
Gently insert the stack into the Automatic Document Feeder (ADF) until it stops.
If you have further trouble with page jams while feeding, see Jams in the Automatic
Document Feeder (ADF) on page 10-5.
You cannot feed a multipage document of thick media, such as postcards or
business cards. Use manual feed instead to feed one page at a time.
Wait until your document has been scanned completely before inserting a new
document.
5-10