System board..............................................................................................................................................................70
4 Troubleshooting........................................................................................................................................... 75
Enhanced Pre-Boot System Assessment — ePSA diagnostics................................................................................ 75
Running the ePSA Diagnostics.................................................................................................................................75
Diagnostics........................................................................................................................................................................75
PSU LED indicator............................................................................................................................................................77
Diagnostic error messages.............................................................................................................................................. 77
System error messages...................................................................................................................................................80
5 Getting help.................................................................................................................................................82
Contacting Dell.................................................................................................................................................................82
4 Contents