12. Make sure the width of the loaded roll is displayed in the B Roll Width list—in this case, ISO A2/A3(420.0mm).Note• If the width of the roll loaded in the printer is not shown in B Roll Width, click L Printer In-formation on the Main pane to update the printer information.13. 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 A4.14. 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 "Enhanced Printing Options > Other useful settings >Making the Original Orientation Match the Paper Orientation (Mac OS X) iPF7553180