Troubleshooting system startup failure............................................................................................. 95
Troubleshooting external connections..............................................................................................95
Troubleshooting the video subsystem...............................................................................................95
Troubleshooting a USB device........................................................................................................... 95
Troubleshooting a serial I/O device...................................................................................................96
Troubleshooting an NIC..................................................................................................................... 97
Troubleshooting a wet system........................................................................................................... 97
Troubleshooting a damaged system..................................................................................................98
Troubleshooting the system battery..................................................................................................99
Troubleshooting power supply units................................................................................................. 99
Troubleshooting power source problems................................................................................... 99
Power supply unit problems.........................................................................................................99
Troubleshooting cooling problems................................................................................................. 100
Troubleshooting cooling fans...........................................................................................................101
Troubleshooting system memory.................................................................................................... 101
Troubleshooting an internal USB key...............................................................................................102
Troubleshooting an SD card.............................................................................................................103
Troubleshooting an optical drive..................................................................................................... 103
Troubleshooting a hard drive........................................................................................................... 104
Troubleshooting a storage controller..............................................................................................104
Troubleshooting expansion cards....................................................................................................105
Troubleshooting processors............................................................................................................ 106
System messages..............................................................................................................................106
Warning messages...................................................................................................................... 106
Diagnostic messages...................................................................................................................107
Alert messages.............................................................................................................................107
6 Using system diagnostics................................................................................108
Dell Embedded System Diagnostics................................................................................................ 108
When to use the Embedded System Diagnostics......................................................................108
Running the Embedded System Diagnostics from Boot Manager........................................... 108
Running the Embedded System Diagnostics from the Dell Lifecycle Controller.................... 108
System diagnostics controls.......................................................................................................109
7 Jumpers and connectors.................................................................................110
System board jumpers and connectors........................................................................................... 110
System board jumper settings...........................................................................................................112
Disabling a forgotten password........................................................................................................ 112
8 Technical specifications..................................................................................114
Dimensions and weight.....................................................................................................................114
Processor specifications....................................................................................................................114
6
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