Dell Inspiron 7591 2-in-1 - Page 4

Boot Sequence.....................................................................................................................................................................67
System setup options......................................................................................................................................................... 68
System and admin password............................................................................................................................................. 75
Assigning a system setup password............................................................................................................................76
Deleting or changing an existing system/admin password...................................................................................... 76
Clearing CMOS settings............................................................................................................................................... 76
Clearing BIOS (System Setup) and System passwords...........................................................................................76
5 Troubleshooting......................................................................................................................... 77
Enhanced Pre-Boot System Assessment (ePSA) diagnostics...................................................................................... 77
Running the ePSA diagnostics..................................................................................................................................... 77
System diagnostic lights..................................................................................................................................................... 77
Recovering the operating system......................................................................................................................................78
Flashing BIOS (USB key)....................................................................................................................................................78
Flashing the BIOS................................................................................................................................................................ 79
Enabling Intel Optane memory...........................................................................................................................................79
Disabling Intel Optane memory.......................................................................................................................................... 79
WiFi power cycle..................................................................................................................................................................79
Flea power release...............................................................................................................................................................80
4 Contents