Epson EPL-N3000 Reference Manual page 151

Follow these steps to change the settings:
1. Select the printer on the desktop.
2. Click the Printing menu, and then select Change Setup.
3. Change the settings using the pop-up menus.
Balloon Help using the printer driver
Balloon Help is available to help you with the printer driver
settings.
Follow these steps to use Balloon Help when the Print or Page
Setup dialog box is displayed:
1. Click the Help menu, and then select Show Balloons.
2. Place your cursor over the item that you need help with.
Information on that item is displayed inside a floating
balloon.
To end Balloon Help, click the Help menu, and then select Hide
Balloons.
Printer driver settings
The printer driver enables you to change the settings for your
print job. The printer driver settings can be accessed through the
Page Setup and Print dialog boxes of the application that you are
printing from. The various settings are grouped under the Page
Setup and Print dialog boxes in the following manner:
Page Setup dialog box: Settings that affect the attributes of the
page to be printed, such as the paper size, orientation, and
margins are available here.
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Using the PostScript Printer Software (Macintosh)