Owners Manual
Troubleshooting power supply units............................................................................................................................ 121
Troubleshooting power source problems..............................................................................................................121
Power supply unit problems..................................................................................................................................... 121
Troubleshooting cooling problems...............................................................................................................................122
Troubleshooting cooling fans........................................................................................................................................122
Troubleshooting system memory.................................................................................................................................123
Troubleshooting an internal USB key..........................................................................................................................124
Troubleshooting an optical drive..................................................................................................................................124
Troubleshooting a tape backup unit............................................................................................................................125
Troubleshooting a hard drive or SSD..........................................................................................................................125
Troubleshooting a storage controller..........................................................................................................................126
Troubleshooting expansion cards.................................................................................................................................127
Troubleshooting processors.......................................................................................................................................... 127
System messages............................................................................................................................................................ 128
Warning messages.....................................................................................................................................................128
Diagnostic messages.................................................................................................................................................128
Alert messages........................................................................................................................................................... 128
Chapter 10: Getting help............................................................................................................ 129
Contacting Dell.................................................................................................................................................................129
Documentation feedback...............................................................................................................................................129
Quick Resource Locator ............................................................................................................................................... 129
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Contents