Jam detection The product uses the following sensors to detect the presence of media and to check whether media is being fed correctly or has jammed Figure 1-28 Jam detection sensors PS103 PS106 PS108 PS700 PS102 PS1603 PS1603 PS1603 PS1704 The product determines a jam if the sensor detects paper presence at a specified timing stored in the DC controller. The DC controller stops a print operation and notifies the formatter when it determines a jam occurrence. The product detects the following jams. 36 Chapter 1 Theory of operation ENWW PS102: Pre-feed sensor PS108: Media width sensor 2 PS1704: Media path sensor (paper deck) PS103: Top of page sensor PS700: Fuser delivery sensor PS106:
Media width sensor 1 PS1603: Media path sensor (paper feeder)