Lexmark CS521
Adjust the guide to match the size of the paper that you are loading.
Load a sheet of paper with the printable side facedown.
Feed the paper until its leading edge gets pulled in.
Warning—Potential Damage: To avoid paper jams, do not force paper into the manual feeder.
Learn the correct way of loading paper on the multipurpose feeder.
For reliable printing results, use these instructions to load paper properly.