Removing the I/O board............................................................................................................................................39
Installing the I/O board...............................................................................................................................................41
Removing the touchpad.............................................................................................................................................42
Installing the touchpad...............................................................................................................................................43
Removing the speakers..............................................................................................................................................44
Installing the speakers................................................................................................................................................45
Removing the system board..................................................................................................................................... 47
Installing the system board....................................................................................................................................... 49
Removing the power button with optional fingerprint reader...........................................................................51
Installing the power button with optional fingerprint reader............................................................................ 52
Removing the palm-rest and keyboard assembly................................................................................................ 54
Installing the palm-rest and keyboard assembly.................................................................................................. 55
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 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
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
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Contents