Processor fan.......................................................................................................................................................................78
Removing the processor fan......................................................................................................................................... 78
Installing the processor fan...........................................................................................................................................79
Graphics-card fan.............................................................................................................................................................. 80
Removing the graphics-card fan..................................................................................................................................80
Installing the graphics-card fan.................................................................................................................................... 81
Power-adapter port........................................................................................................................................................... 82
Removing the power-adapter port..............................................................................................................................82
Installing the power-adapter port................................................................................................................................83
System board......................................................................................................................................................................84
Removing the system board......................................................................................................................................... 84
Installing the system board...........................................................................................................................................90
Fan and heat-sink assembly...............................................................................................................................................94
Removing the fan and heat-sink assembly.................................................................................................................. 94
Installing the fan and heat-sink assembly.....................................................................................................................97
I/O board...........................................................................................................................................................................99
Removing the I/O board..............................................................................................................................................99
Installing the I/O board..............................................................................................................................................100
Power button....................................................................................................................................................................102
Removing the power button...................................................................................................................................... 102
Installing the power button........................................................................................................................................ 103
Palm-rest and keyboard assembly...................................................................................................................................104
Removing the palm-rest and keyboard assembly......................................................................................................104
Installing the palm-rest and keyboard assembly....................................................................................................... 105
Chapter 8: BIOS Setup........................................................................................................................ 109
Entering BIOS setup program......................................................................................................................................... 109
Navigation keys................................................................................................................................................................109
F12 One Time Boot menu................................................................................................................................................ 109
System setup options........................................................................................................................................................ 110
Updating the BIOS...........................................................................................................................................................123
Updating the BIOS in Windows................................................................................................................................. 123
Updating the BIOS using the USB drive in Windows............................................................................................... 123
Updating the BIOS in Linux and Ubuntu...................................................................................................................124
Updating the BIOS from the F12 One Time Boot menu........................................................................................... 124
System and setup password............................................................................................................................................. 124
Assigning a System Setup password...........................................................................................................................125
Deleting or changing an existing system setup password.........................................................................................125
Clearing BIOS (System Setup) and System passwords...................................................................................................126
Chapter 9: Troubleshooting................................................................................................................. 127
Handling swollen rechargeable Li-ion batteries............................................................................................................. 127
Locate the Service Tag or Express Service Code of your Dell computer ..................................................................... 127
Dell SupportAssist Pre-boot System Performance Check diagnostics.......................................................................... 128
Running the SupportAssist Pre-Boot System Performance Check...........................................................................128
Built-in self-test (BIST).....................................................................................................................................................128
M-BIST......................................................................................................................................................................... 128
LCD Power rail test (L-BIST)......................................................................................................................................129
LCD Built-in Self-Test (BIST)..................................................................................................................................... 129
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