Dell Precision 7920 Owner's Manual page 6

Audio drivers......................................................................................................................................................................91
Ports...................................................................................................................................................................................91
Storage controller drivers................................................................................................................................................ 91
Other drivers..................................................................................................................................................................... 91
Security device drivers...............................................................................................................................................91
Software device drivers............................................................................................................................................ 92
Human Interface Devices..........................................................................................................................................92
Portable Devices........................................................................................................................................................ 92
7 Troubleshooting........................................................................................................................................... 93
Dell Enhanced Pre-Boot System Assessment - ePSA diagnostic 3.0.................................................................... 93
Running the ePSA diagnostics................................................................................................................................. 93
Testing memory using ePSA.....................................................................................................................................93
Preboot blinking power button codes..................................................................................................................... 94
8 Contacting Dell............................................................................................................................................ 97
6 Contents