Use this item to set the value to correspond with the media size that is currently loaded in tray 1. The default setting is ANY SIZE .
ANY SIZE : If both the type and size for tray 1 are set to ANY , the printer will pull media from tray 1 first if media is loaded in the tray.
A size other than ANY SIZE : The printer does not pull from this tray unless the type or size of the print job matches the type and size that is loaded in this tray.