System and setup password...........................................................................................................................................76
Assigning a system setup password....................................................................................................................... 76
Deleting or changing an existing system setup password................................................................................. 76
Chapter 4: Troubleshooting......................................................................................................... 78
Enhanced Pre-Boot System Assessment (ePSA) diagnostics............................................................................... 78
Running the ePSA diagnostics................................................................................................................................. 78
Diagnostics..........................................................................................................................................................................79
M-BIST........................................................................................................................................................................... 79
L-BIST............................................................................................................................................................................ 79
System diagnostic lights.................................................................................................................................................. 79
WiFi power cycle............................................................................................................................................................... 80
Chapter 5: Getting help...............................................................................................................82
Contacting Dell.................................................................................................................................................................. 82
Contents 5
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