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Troubleshooting system memory....................................................................................................140
Troubleshooting an internal USB key............................................................................................... 141
Troubleshooting an SD card.............................................................................................................142
Troubleshooting an optical drive..................................................................................................... 142
Troubleshooting a tape backup unit................................................................................................ 143
Troubleshooting a hard drive........................................................................................................... 144
Troubleshooting a storage controller.............................................................................................. 144
Troubleshooting expansion cards....................................................................................................145
Troubleshooting processors.............................................................................................................146
System messages.............................................................................................................................. 146
Warning messages...................................................................................................................... 146
Diagnostic messages...................................................................................................................147
Alert messages.............................................................................................................................147
6 Using system diagnostics................................................................................148
Dell embedded system diagnostics................................................................................................. 148
When to use the embedded system diagnostics.......................................................................148
Running the Embedded System Diagnostics from Boot Manager........................................... 148
Running the Embedded System Diagnostics from the Dell Lifecycle Controller.................... 149
System diagnostics controls.......................................................................................................149
7 Jumpers and connectors................................................................................ 150
System board jumper settings..........................................................................................................150
System board connectors................................................................................................................. 151
Disabling a forgotten password........................................................................................................153
8 Technical specifications..................................................................................154
9 Getting help.......................................................................................................160
Contacting Dell................................................................................................................................. 160
Locating your system Service Tag....................................................................................................160
Documentation feedback.................................................................................................................160
Quick Resource Locator ...................................................................................................................161
7