Lexmark CX317
The Universal paper size is a user‑defined setting that lets you print on paper sizes that are not preset in the printer menus.
Notes:
From the printer control panel, navigate to:
> Settings > > Paper Menu > > Universal Setup >
Press the up or down arrow buttons to scroll to Units of Measure, Portrait Height, or Portrait Width, and then press .
Enter the preferred settings using the keypad, and then press .
Press .