Location of jams Frequently occurring jams can be further categorized by their location in the printer. The four major areas of the printer are the input area, the internal area, the duplexer, and the output area. Because the pick-and-feed operation is almost identical for trays 1, 2, and 3, jams in the input area follow the same pattern. Output area Internal area Duplex area Input area Figure 159. Location of jams C7058-90936 Media-handling problems 195