Installing the display assembly..................................................................................................................................37
System board..................................................................................................................................................................... 40
Removing the system board..................................................................................................................................... 40
Installing the system board....................................................................................................................................... 43
Palm-rest and keyboard assembly................................................................................................................................ 46
Removing the palm-rest and keyboard assembly................................................................................................ 46
Installing the palm-rest and keyboard assembly.................................................................................................. 47
Chapter 3: Drivers and downloads............................................................................................... 49
Chapter 4: System setup.............................................................................................................50
Entering BIOS setup program........................................................................................................................................ 50
Navigation keys................................................................................................................................................................. 50
Boot Sequence.................................................................................................................................................................. 50
One Time Boot menu........................................................................................................................................................ 51
System setup options....................................................................................................................................................... 51
System and setup password.......................................................................................................................................... 60
Assigning a system setup password........................................................................................................................ 61
Deleting or changing an existing system setup password..................................................................................61
Clearing CMOS settings............................................................................................................................................ 62
Clearing BIOS (System Setup) and System passwords.....................................................................................62
Updating the BIOS............................................................................................................................................................ 62
Updating the BIOS in Windows................................................................................................................................62
Updating the BIOS using the USB drive in Windows..........................................................................................62
Updating the BIOS from the F12 One Time Boot menu.....................................................................................63
Chapter 5: Troubleshooting.........................................................................................................64
Handling swollen Lithium-ion batteries........................................................................................................................ 64
Locate the Service Tag or Express Service Code of your Dell computer ..............................................64
System diagnostic lights..................................................................................................................................................65
SupportAssist diagnostics...............................................................................................................................................66
Built-in self-test (BIST)................................................................................................................................................... 66
System board built-in self-test (M-BIST)............................................................................................................. 66
Display panel power rail built-in self-test (L-BIST)............................................................................................. 67
Display panel built-in self-test (LCD-BIST)...........................................................................................................67
Outcome........................................................................................................................................................................ 68
Recovering the operating system................................................................................................................................. 68
Wi-Fi power cycle..............................................................................................................................................................68
Drain residual flea power (perform hard reset)......................................................................................................... 69
Backup media and recovery options.............................................................................................................................69
Real Time Clock—RTC reset......................................................................................................................................... 69
Chapter 6: Getting help and contacting Dell.................................................................................71
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