2-Sided (Duplex) Printing > 392-Sided (Duplex) PrintingThe duplex unit adds the function of two-sided printing, using less paper and making largedocuments easier to handle. It also enables booklet printing, which uses even less paper.This printer has the option of Auto Duplex and Manual Duplex printing.AUTO DUPLEX PRINTINGThis option provides automatic two-sided printing only for Letter, A4, Legal 13 and 14 andCustom paper sizes, using paper stocks from 16 - 28 lb. US Bond (60 - 105 g/m2 ).To carry out Auto Duplex Printing:1. Select File -> Print and click the Properties button.2. Select the input tray: Tray1 (or optional Tray2) or Multi Purpose Tray from theSource drop down.3. In the 2-Sided Printing drop down menu, select either Long Edge (Auto) orShort Edge (Auto) according to your printing preferences.4. Click OK.NoteThe steps in the process relate to Windows XP PCL. Other operating systemwindows may appear slightly different, but the principles are the same.NoteFor Letter, Legal 13 and 14, Statement, Executive, A4, A5, A6, B5, andCustom paper sizes, see Manual Duplex Printing on page 42.NoteFor further information, click the Duplex Help button.