Print-quality troubleshooting tools .................................................................................... 103 Repetitive defect ruler ..................................................................................... 103 Interpret control-panel light patterns ................................................................................ 103 Clear jams ........................................................................................................................................ 107 Common causes of jams .................................................................................................
107 Jam locations ................................................................................................................... 108 Clear jams from the input tray .......................................................................................... 109 Clear jams from the output areas .................................................................................... 111 Clear jams from inside the product .................................................................................. 113 Solve repeated jams ........................................................................................................
114 Change jam recovery ...................................................................................................... 114 Solve paper-handling problems ........................................................................................................ 116 Solve image-quality problems .......................................................................................................... 117 Image defect table ........................................................................................................... 117 Light print or faded ..........................................................................................
117 Toner specks ................................................................................................... 117 Dropouts .......................................................................................................... 118 Vertical lines .................................................................................................... 118 Gray background ............................................................................................. 118 Toner smear ....................................................................................................
118 Loose toner ..................................................................................................... 119 Vertical repetitive defects ................................................................................ 119 Misformed characters ...................................................................................... 119 Page skew ....................................................................................................... 119 Curl or wave .................................................................................................... 120 Wrinkles or creases .........................................................................................
120 Toner scatter outline ....................................................................................... 120 Moisture .......................................................................................................... 121 Optimize and improve image quality ................................................................................ 122 Change print density ....................................................................................... 122 Clean the product .............................................................................................................................
123 Clean the pickup roller ..................................................................................................... 123 Clean the paper path ....................................................................................................... 124 Clean the print-cartridge area .......................................................................................... 126 Clean the exterior ............................................................................................................ 128 Solve performance problems ...........................................................................................................
129 Solve connectivity problems ............................................................................................................. 130 Solve direct-connect problems ........................................................................................ 130 Solve wireless problems .................................................................................................. 130 Service mode functions .................................................................................................................... 132 Product resets ..................................................................................................................
132 Product updates ............................................................................................................................... 133 viii ENWW