Safety First—For You And Your System............................................................................................................... 129
Troubleshooting System Startup Failure.............................................................................................................. 129
Troubleshooting External Connections.................................................................................................................129
Troubleshooting The Video Subsystem................................................................................................................129
Troubleshooting A USB Device............................................................................................................................ 129
Troubleshooting A Serial I/O Device.................................................................................................................... 130
Troubleshooting A NIC..........................................................................................................................................130
Troubleshooting A Wet System............................................................................................................................131
Troubleshooting A Damaged System................................................................................................................... 131
Troubleshooting The System Battery................................................................................................................... 132
Troubleshooting A Non-Redundant Power Supply...............................................................................................132
Troubleshooting Redundant Power Supplies.......................................................................................................133
Troubleshooting Cooling Problems.......................................................................................................................133
Troubleshooting Cooling Fans.............................................................................................................................. 133
Troubleshooting System Memory.........................................................................................................................133
Troubleshooting An Internal USB Key..................................................................................................................134
Troubleshooting An SD Card................................................................................................................................ 135
Troubleshooting An Optical Or Tape Drive...........................................................................................................135
Troubleshooting A Hard Drive.............................................................................................................................. 136
Troubleshooting Expansion Cards........................................................................................................................136
Troubleshooting Processor.................................................................................................................................. 137
6 Using System Diagnostics.....................................................................................................139
Dell Online Diagnostics.........................................................................................................................................139
Dell Embedded System Diagnostics.....................................................................................................................139
When To Use The Embedded System Diagnostics........................................................................................139
Running The Embedded System Diagnostics.................................................................................................139
System Diagnostic Controls........................................................................................................................... 140
7 Jumpers And Connectors......................................................................................................141
System Board Jumper Settings............................................................................................................................141
System Board Connectors....................................................................................................................................142
Disabling A Forgotten Password.......................................................................................................................... 143
8 Technical Specifications....................................................................................................... 145
9 System Messages...................................................................................................................151
LCD Messages......................................................................................................................................................151
Viewing LCD Messages................................................................................................................................. 151
Removing LCD Messages...............................................................................................................................151
System Error Messages........................................................................................................................................151
Warning Messages...............................................................................................................................................167
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