Lexmark 637, CX510DE manual Abc

Paper and specialty media guide 57

Source	Printing	Printable side	Paper orientation
Manual feeder	One‑sided	Facedown	Load the sheet
			with the top edge
			entering the
			printer first.
ABC
Manual feeder	Two‑sided	Faceup	Load the sheet
			with the bottom
			edge entering the
			printer first.
ABC
Multipurpose feeder	One‑sided	Facedown	Load the sheet
			with the top edge
			entering the
			printer first.
Multipurpose feeder	Two‑sided	Faceup	Load the sheet
			with the bottom
			edge entering the
			printer first.

Note: Check with the manufacturer or vendor to determine whether or not the preprinted letterhead is acceptable for laser printers.