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 control panel, navigate to:
> Paper Menu >
> Universal Setup >
> Units of Measure >
> select the unit of measure > 
From the control panel, navigate to:
> Paper Menu >
> Universal Setup >
> Units of Measure >
> select the unit of measure > 
Press the arrow buttons until or appears, and then press
.
Change the settings, and then press
.