Use the printer driver or Smart Organizing Monitor to specify the paper type you want to use.
Printer driver
On the printer driver screen, click the [Paper] tab, and then select a paper type under [Paper Type:].
Smart Organizing Monitor
In the Smart Organizing Monitor dialog box, click the [User Tools] tab, and then click the [Printer Configuration] button.
In the dialog box that appears, click the [Paper Input] tab, and then select the paper type from the [Paper Type:] list for [Tray 1] and/or [Tray 2].