11. Make sure the C Page Size setting matches the original size as selected in C Paper Size in the Page Attributesdialog box—in this case, ISO A4 - for Paper Tray (Large Margins).12. Select the J Print Centered check box.13. Confirm the print settings, and then click M Print to start printing.Note• For tips on confirming print settings, see "Confirming Print Settings (Mac OS X) →P.403 "Important• If you have selected Manual as the paper source, follow the instructions on the printer control panel toenter the paper size.Enhanced Printing Options > Centering originals >Printing Originals Centered on Sheets (Mac OS X) iPF7553154