Samsung SCX-4520, SCX-4520S, SCX-4720FS To fax a document from the document glass:

F AXING (SCX-4720F/4720FS ONLY)7.7
7
2 Adjust the document guide on the ADF to match the width
of the document.
N OTE : Dust on the ADF glass may cause black lines on the
printout. Keep it always clean.
To fax a document from the document glass:
1 Lift and open the document cover.