33Duplex Printing (Printing on Both Sides of thePaper)• Standard paper sizes only.• Paper weight range 20 to 28 lb. US Bond (75 to 105 g/m ² ).• Paper must be loaded print side up.• Only Tray 1, optional Trays 2 and 3, and the High Capacity Feedertrays can be used for duplex printing. The MP tray cannot be usedfor duplex printing.1. Click File → Print, and select your printer.2. Open the drop-down menu directly underneath the printer andselect Layout.NOTEThe duplex unit is optional for model ES2426n and must beinstalled in the printer and enabled before duplex printingcan be carried out.Layout.jpg