Installing the USB board............................................................................................................................................ 79
Ethernet and audio board................................................................................................................................................80
Removing the ethernet and audio board............................................................................................................... 80
Installing the ethernet and audio board................................................................................................................. 80
Fan and heat-sink assembly............................................................................................................................................ 81
Removing the fan and heat-sink assembly ........................................................................................................... 81
Installing the fan and heat-sink assembly .............................................................................................................82
Power-button assembly...................................................................................................................................................83
Removing the power button..................................................................................................................................... 83
Installing the power button....................................................................................................................................... 84
Palm-rest and keyboard assembly................................................................................................................................ 85
Removing the palm-rest and keyboard assembly................................................................................................85
Installing the palm-rest and keyboard assembly.................................................................................................. 86
Chapter 7: Software.................................................................................................................... 88
Operating system.............................................................................................................................................................. 88
Drivers and downloads.....................................................................................................................................................88
Chapter 8: Technology and components...................................................................................... 89
Chapter 9: BIOS setup................................................................................................................ 90
Entering BIOS setup program........................................................................................................................................ 90
Navigation keys................................................................................................................................................................. 90
One Time Boot menu........................................................................................................................................................90
System setup options....................................................................................................................................................... 91
Updating the BIOS............................................................................................................................................................ 97
Updating the BIOS in Windows................................................................................................................................ 97
Updating the BIOS using the USB drive in Windows..........................................................................................98
Updating the BIOS in Linux and Ubuntu................................................................................................................98
Updating the BIOS from the F12 One Time Boot menu.....................................................................................98
System and setup password...........................................................................................................................................99
Assigning a system setup password....................................................................................................................... 99
Deleting or changing an existing system setup password.................................................................................99
Clearing CMOS settings................................................................................................................................................ 100
Clearing BIOS (System Setup) and System passwords.........................................................................................100
Chapter 10: Troubleshooting...................................................................................................... 101
Handling swollen rechargeable Li-ion batteries.........................................................................................................101
Locate the Service Tag or Express Service Code of your Dell computer .............................................101
Dell SupportAssist Pre-boot System Performance Check diagnostics.............................................................. 102
Running the SupportAssist Pre-Boot System Performance Check.............................................................. 102
Built-in self-test (BIST)..................................................................................................................................................102
M-BIST......................................................................................................................................................................... 102
LCD Power rail test (L-BIST)................................................................................................................................. 103
LCD Built-in Self Test (BIST)................................................................................................................................. 103
System-diagnostic lights................................................................................................................................................104
Recovering the operating system................................................................................................................................105
Real-Time Clock (RTC Reset)...................................................................................................................................... 105
Backup media and recovery options........................................................................................................................... 105
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