This Applies to ALL of these Printers (and may apply to others): aem120 aem120color ONLY the media supplied is to be used in the above printers: Most printers have the following paper loaded: Letter (8.5" x 11") - Plain Paper. Tabloid (11" x 17") - Plain Paper. These rules are to prevent damage and paper jams: (many people depend on these printers). ONLY Enet Staff should be servicing these printers. DO NOT open any of the doors on the above printers. DO NOT open nor load paper into any of the trays DO NOT remove any paper from any of the trays. DO NOT attempt to use the Manual feed DO NOT use your own paper (not even regular paper from your own stock). For special paper and transparencies, that you supply, please CONTACT ENET (see below). If any printer needs service or is jammed please contact us. Enet: http://www.enet.umn.edu/staff/ enet@umn.edu