Align the paper guides securely against the edges of the paper
Paper guides that are too loose or too tight can cause misfeeds or paper jams.
Printing on the Back Side of Printed Paper (Manual 2-Sided Printing)
You can print on the back side of printed paper. Flatten any curls on the printed paper and insert it into the
multi-purpose tray, with the side to print face up (previously printed side face down).
Load one sheet of paper each time you print.
You can use only the paper printed with this machine.
You cannot print on the side that has previously been printed on.
Specifying Paper Size and Type in the Multi-Purpose Tray(P. 53)