Sharp AM-900 Online Manual page 109

Selecting Print Settings
If you wish to scale the image to a smaller size, select Auto Scaling. The
paper size setting on the Page Setup tab will appear in Current Page Size.
Select the size to which you wish to scale the image in Output Size. The
amount of the reduction will be shown in the page image. The following
example shows reduction of a letter-size image to A4 size:
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