Post-requisites................................................................................................................................................................... 67
Chapter 36: Removing the palm-rest and antenna assembly........................................................ 69
Prerequisites.......................................................................................................................................................................69
Procedure............................................................................................................................................................................69
Chapter 37: Replacing the palm-rest and antenna assembly........................................................ 70
Procedure............................................................................................................................................................................70
Post-requisites................................................................................................................................................................... 70
Procedure.......................................................................................................................................................................71
Chapter 38: Device drivers.......................................................................................................... 72
Intel Chipset Software Installation Utility.................................................................................................................... 72
Video drivers.......................................................................................................................................................................72
Intel Serial IO driver.......................................................................................................................................................... 72
Intel Trusted Execution Engine Interface.................................................................................................................... 72
Intel Virtual Button driver................................................................................................................................................ 72
Wireless and Bluetooth drivers...................................................................................................................................... 72
Chapter 39: System setup........................................................................................................... 73
BIOS overview....................................................................................................................................................................73
Entering BIOS setup program.........................................................................................................................................73
Navigation keys..................................................................................................................................................................73
Boot Sequence...................................................................................................................................................................73
System setup options....................................................................................................................................................... 74
System and admin password...........................................................................................................................................81
Assigning a system setup password....................................................................................................................... 82
Deleting or changing an existing system/admin password............................................................................... 82
Clearing CMOS settings............................................................................................................................................ 82
Clearing BIOS (System Setup) and System passwords.....................................................................................83
Updating the BIOS............................................................................................................................................................ 83
Updating the BIOS in Windows................................................................................................................................83
Updating the BIOS using the USB drive in Windows..........................................................................................83
Updating the BIOS from the F12 One-Time boot menu.....................................................................................83
Chapter 40: Troubleshooting....................................................................................................... 85
Handling swollen Lithium-ion batteries........................................................................................................................ 85
Built-in self-test (BIST)................................................................................................................................................... 85
System board built-in self-test (M-BIST)............................................................................................................. 86
Display panel power rail built-in self-test (L-BIST).............................................................................................86
Display panel built-in self-test (LCD-BIST)...........................................................................................................87
Outcome........................................................................................................................................................................ 87
Dell SupportAssist Pre-boot System Performance Check diagnostics................................................................88
SupportAssist diagnostics......................................................................................................................................... 88
System-diagnostic lights................................................................................................................................................. 88
Recovering the operating system................................................................................................................................. 89
Backup media and recovery options.............................................................................................................................89
Drain residual flea power (perform hard reset)......................................................................................................... 89
WiFi power cycle............................................................................................................................................................... 90
6
Contents