- 18 -2. Print3 Replace the fuser unit to the machine.For details, see "Replacing the Fuser Unit".4 Attach the envelope lever to the MP tray. • Loading Labels• For Windows PCL Printer Driver• For Windows PS Printer Driver• For Mac OS XSet a paper size and paper type for the MP tray from the operator panel. Then, set a papersize, paper tray, and other printing settings with a printer driver.Duplex printing is not available for labels.Loading LabelsWhen printing on labels, change the paper type and paper size setting, and use the MP trayand rear output tray.1 Load labels in the MP tray.2 Open the rear output tray.3 Press the button on the operator panel repeatedly to select [Setting] andpress the (ENTER) button.4 Press the button to select [Paper Setup] and press the (ENTER) button.5 Press the button to select [MP Tray] and press the (ENTER) button.6 Check that [Paper size] is selected, and then press the (ENTER) button.7 Press the or button to select [A4] or [Letter] and press the (ENTER)button.8 Press the (BACK) button to go back to the [MP Tray] screen.9 Press the button to select [Media Type] and press the (ENTER) button.10 Press the or button to select [Labels] and press the (ENTER)button.Printing on Labels