Epson B 310N - Manual (Page 44)

Basic Printing 44
5. Select the appropriate envelope size from the available Size settings. You can also
define a custom size. For details, see the online help.
6. Select Landscape as the Orientation setting.
7. Click OK to close the printer settings window.
8. Print your envelope.
Printer Settings for Mac OS X 10.5 and 10.6
Follow these steps to adjust your printer settings.
1. Access the Print dialog.
& See “Accessing the Printer Driver for Mac OS X” on page 15.
2. Click the d button to extend this dialog.
3. Select the printer you are using as the Printer setting, and then select a suitable
envelope size as the Paper Size setting. You can also define a custom envelope size.
For details, see the online help.