5 Troubleshooting your system........................................................................100
Safety first—for you and your system
.............................................................................................. 100
Troubleshooting system startup failure
........................................................................................... 100
Troubleshooting external connections
........................................................................................... 100
Troubleshooting the video subsystem
.............................................................................................100
Troubleshooting a USB device
.........................................................................................................100
Troubleshooting a serial I/O device
................................................................................................. 101
Troubleshooting a NIC
......................................................................................................................101
Troubleshooting a wet system
......................................................................................................... 102
Troubleshooting a damaged system
................................................................................................103
Troubleshooting the system battery
................................................................................................ 103
Troubleshooting power supply units
............................................................................................... 104
Troubleshooting power source problems
.......................................................................................104
Power supply unit problems
.............................................................................................................104
Troubleshooting cooling problems
................................................................................................. 105
Troubleshooting cooling fans
.......................................................................................................... 105
Troubleshooting system memory
....................................................................................................106
Troubleshooting a hard drive
........................................................................................................... 107
Troubleshooting a storage controller
.............................................................................................. 107
Troubleshooting expansion cards
....................................................................................................108
Troubleshooting processors
............................................................................................................ 109
System messages
..............................................................................................................................109
Warning messages
...................................................................................................................... 109
Diagnostic messages
...................................................................................................................110
Alert messages
.............................................................................................................................110
6 Using system diagnostics................................................................................ 111
Dell Embedded System Diagnostics
..................................................................................................111
When to use the Embedded System Diagnostics
.......................................................................111
Running the Embedded System Diagnostics from Boot Manager
............................................ 111
System diagnostics controls
........................................................................................................ 111
7 Jumpers and connectors.................................................................................113
System board jumper settings
...........................................................................................................113
Disabling a forgotten password
........................................................................................................ 113
System board connectors
................................................................................................................. 114
8 Technical specifications.................................................................................. 116
Dimensions and weight
.....................................................................................................................116
Processor specifications
....................................................................................................................116
Expansion bus specifications
............................................................................................................ 116
6