Press [Dup./Combine/Series].
Make sure that [Duplex] is selected.
If [Duplex] is not selected, press [Duplex].
Select [1 Sided 2 Sided] or [2 Sided 2 Sided] according to how you want the document to be output.
To change the original or copy orientation, press [Orientation].
Press [Original Orientation].
Select the original orientation, and then press [OK] twice.
Place the originals.
Select the paper tray.
Press [Start].
You cannot use the following copy paper with this function:
Label paper (adhesive labels)
OHP transparencies
Postcards
Envelopes
When an odd number of originals are placed in the ADF, the back of the last page of copied paper is blank.
You can also select [1 Sided 2 Sided] or [2 Sided 2 Sided] directly by pressing the function key. In that case, specify the original orientation under [Original Settng], and then proceed to Step 6.
For details about the sizes, orientations, and weights of paper that can be used in the Duplex function, see "Specifications for the Main Unit", Maintenance and Specifications.
You can specify the margins under [Edit] in User Tools. For details, see Edit.