Press [Original Settng].
Press [Original Size].
Specify the original size, and then press [OK].
Press [Original Orientation].
Select original orientation.
Press [OK].
Press [Dup./Combine/Series].
Press [Combine].
Select [1 Sided] or [2 Sided] for [Original:].
If you selected [2 Sided], you can change the orientation.
Press [Combine 1 Side].
Select the number of originals to combine.
Press [OK].
Select the paper tray.
Place the originals, and then press [Start].
You can also select [1 sided Comb 2 orig] or [1 sided Comb 4 orig] directly by pressing the function key. In that case, proceed to Step 13.