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Touchpad.............................................................................................................................................................................42
Removing the touchpad.............................................................................................................................................42
Installing the touchpad............................................................................................................................................... 43
Speakers.............................................................................................................................................................................. 44
Removing the speakers..............................................................................................................................................44
Installing the speakers................................................................................................................................................45
System board......................................................................................................................................................................47
Removing the system board..................................................................................................................................... 47
Installing the system board....................................................................................................................................... 49
Power button with optional fingerprint reader........................................................................................................... 51
Removing the power button with optional fingerprint reader...........................................................................51
Installing the power button with optional fingerprint reader............................................................................ 52
Power-adapter port.......................................................................................................................................................... 53
Removing the power-adapter port......................................................................................................................... 53
Installing the power-adapter port............................................................................................................................53
Palm-rest and keyboard assembly................................................................................................................................ 54
Removing the palm-rest and keyboard assembly................................................................................................ 54
Installing the palm-rest and keyboard assembly.................................................................................................. 55
Chapter 3: Drivers and downloads............................................................................................... 57
Chapter 4: BIOS setup.................................................................................................................58
BIOS overview................................................................................................................................................................... 58
Entering BIOS setup program........................................................................................................................................ 58
Navigation keys..................................................................................................................................................................58
One time boot menu.........................................................................................................................................................59
System setup options.......................................................................................................................................................59
System and setup password...........................................................................................................................................64
Assigning a system setup password....................................................................................................................... 64
Deleting or changing an existing system setup password.................................................................................65
Clearing CMOS settings............................................................................................................................................ 65
Clearing BIOS (System Setup) and System passwords.................................................................................... 65
Updating the BIOS............................................................................................................................................................ 66
Updating the BIOS in Windows................................................................................................................................66
Updating the BIOS in Linux and Ubuntu................................................................................................................ 66
Updating the BIOS using the USB drive in Windows..........................................................................................66
Updating the BIOS from the F12 One-Time boot menu.....................................................................................67
Chapter 5: Troubleshooting.........................................................................................................68
Handling swollen Lithium-ion batteries........................................................................................................................ 68
Locate the Service Tag or Express Service Code of your Dell computer ..............................................68
System-diagnostic lights................................................................................................................................................. 69
SupportAssist diagnostics............................................................................................................................................... 70
Built-in self-test (BIST)................................................................................................................................................... 70
M-BIST........................................................................................................................................................................... 70
LCD Built-in Self Test (BIST).................................................................................................................................... 71
Recovering the operating system.................................................................................................................................. 71
WiFi power cycle................................................................................................................................................................ 71
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