Procedure for using Create Margin (classic)
Press [Original Settng].
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Press [Original Size].
Specify the original size, and then press [OK].
Press [Original Orientation].
Select original orientation.
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Press [OK] twice.
Press [Create Margin].
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Select the reproduction ratio, if necessary.
Select the paper tray.
Place the originals, and then press [Start].
You can change the ratio for Create Margin under [Reproduction Ratio] in User Tools. For details, see Reproduction Ratio.