- 17 -2. Print4 Select the envelope size from [Size] on the [Setup] tab.5 Select [Multi Purpose Tray] from [Source].6 Select [Landscape] from [Orientation].7 Change other settings if necessary, and then click [OK].8 Click [Print] on the [Print] screen.9 Open the output tray and remove the fuser unit, and then remove the envelopelever.For details, see "Removing the Envelope Lever".For Windows PS Printer Driver1 Open the file to print.2 Select [Print] from the [File] menu.3 Click [Preferences].4 Click [Advanced] on the [Layout] tab and select the envelope size from [PaperSize].5 Click [OK].6 Select [Landscape] from [Orientation] on the [Layout] tab.7 Select [Multi-Purpose Tray] from [Paper Source] on the [Paper/Quality] tab.8 Change other settings if necessary, and then click [OK].9 Click [Print] on the [Print] screen.10 Open the output tray and remove the fuser unit, and then remove the envelopelever.For details, see "Removing the Envelope Lever".For Mac OS X1 Open the file to print.2 Select [Print] from the [File] menu.3 Select the envelope size from [Paper Size] and select the orientation from[Orientation].4 Select [Multi-Purpose Tray] for [All Pages From] on the [Paper Feed] panel.5 Change other settings if necessary, and then click [Print].6 Open the output tray and remove the fuser unit, and then remove the envelopelever.For details, see "Removing the Envelope Lever".If setting details are not displayed in the print dialog box, click [Show Details] at the bottom of the dialog box.Removing the Envelope LeverWhen all the envelopes are printed, remove the envelope lever from the fuser unit.1 Remove the fuser unit from the machine.For details, see "Replacing the Fuser Unit".2 Press the jam release lever and lift the envelope lever, and then remove it.