No pick jam 3 ......................................................................................... 74 Residual paper jam 1 ............................................................................... 75 Door open jam 1 ..................................................................................... 75 HCI automatic delivery ............................................................................................ 75 Duplexer ............................................................................................................................... 76 Duplexer motor control ............................................................................................
77 Duplexer motor failure detection ................................................................. 77 Duplexer fan control ................................................................................................ 78 Duplexer fan failure detection .................................................................... 78 Duplexer reverse and feed operation ......................................................................... 78 Duplexer reverse and feed operation sequence ............................................ 79 Side misregistration detection ....................................................................
80 Side misregistration failure detection ............................................ 82 Duplexer jam detection ............................................................................................ 82 Fuser output stay jam 2 ............................................................................. 82 Reverse jam 1 .......................................................................................... 83 Duplex re-pickup jam 1 ............................................................................. 83 Duplex re-pickup jam 2 .............................................................................
83 Duplex re-pickup jam 3 ............................................................................. 83 Duplexer automatic delivery ..................................................................................... 83 Residual paper jam 1 ............................................................................... 83 2 Solve problems ............................................................................................................... 85 Solve problems checklist .........................................................................................................
86 Menu map ............................................................................................................................ 88 Preboot menu options ............................................................................................................. 89 Current settings pages ............................................................................................................ 97 Troubleshooting process .......................................................................................................... 98 Determine the problem source ...................................................................................
98 Troubleshooting flowchart ......................................................................... 98 Power subsystem ..................................................................................................... 99 Power-on checks ...................................................................................... 99 Power-on troubleshooting overview .............................................. 99 Tools for troubleshooting ....................................................................................................... 101 Individual component diagnostics ............................................................................
101 LED diagnostics ...................................................................................... 101 Understand lights on the formatter ............................................. 101 Engine diagnostics ................................................................................. 104 Engine-test button .................................................................... 104 Paper path test ....................................................................................... 106 Paper path sensor tests ........................................................................... 106 viii ENWW