I/O board.............................................................................................................................................................................40
Removing the I/O board............................................................................................................................................40
Installing the I/O board............................................................................................................................................... 41
Heat sink..............................................................................................................................................................................42
Removing the heat sink ............................................................................................................................................ 42
Installing the heat sink .............................................................................................................................................. 43
Power button..................................................................................................................................................................... 43
Removing the power button.....................................................................................................................................43
Installing the power button....................................................................................................................................... 44
Power button with fingerprint reader.......................................................................................................................... 45
Removing the power-button with fingerprint reader......................................................................................... 45
Installing the power-button with fingerprint reader........................................................................................... 46
System board......................................................................................................................................................................47
Removing the system board..................................................................................................................................... 47
Installing the system board....................................................................................................................................... 50
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............................................................................................... 56
Chapter 4: System setup............................................................................................................. 57
Entering BIOS setup program........................................................................................................................................ 57
Navigation keys..................................................................................................................................................................57
One time boot menu......................................................................................................................................................... 57
System setup options.......................................................................................................................................................58
System and setup password...........................................................................................................................................67
Assigning a system setup password....................................................................................................................... 68
Deleting or changing an existing system setup password.................................................................................68
Clearing CMOS settings............................................................................................................................................ 68
Clearing BIOS (System Setup) and System passwords.................................................................................... 69
Updating the BIOS............................................................................................................................................................ 69
Updating the BIOS in Windows................................................................................................................................69
Updating the BIOS using the USB drive in Windows..........................................................................................69
Updating the BIOS from the F12 One-Time boot menu.....................................................................................70
Chapter 5: Troubleshooting......................................................................................................... 71
Handling swollen Lithium-ion batteries......................................................................................................................... 71
Locate the Service Tag or Express Service Code of your Dell computer ...............................................71
System-diagnostic lights..................................................................................................................................................72
SupportAssist diagnostics............................................................................................................................................... 73
Built-in self-test (BIST)................................................................................................................................................... 73
M-BIST........................................................................................................................................................................... 73
LCD Built-in Self Test (BIST)................................................................................................................................... 73
Recovering the operating system..................................................................................................................................74
WiFi power cycle................................................................................................................................................................74
Drain residual flea power (perform hard reset)......................................................................................................... 75
Chapter 6: Getting help and contacting Dell................................................................................ 76
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