Updating the BIOS using the USB drive in Windows..........................................................................................82
Updating the BIOS from the F12 One-Time boot menu.....................................................................................82
Chapter 5: Troubleshooting.........................................................................................................83
Locate the Service Tag or Express Service Code of your Dell computer ..............................................83
Diagnostics..........................................................................................................................................................................83
SupportAssist diagnostics............................................................................................................................................... 84
Built-in self-test (BIST)................................................................................................................................................... 84
LCD Built-in Self Test (BIST)................................................................................................................................... 84
Recovering the operating system................................................................................................................................. 85
WiFi power cycle............................................................................................................................................................... 85
Drain residual flea power (perform hard reset)......................................................................................................... 85
Chapter 6: Getting help and contacting Dell................................................................................ 87
Contents 5