Antenna modules............................................................................................................................................................... 34
Removing the antenna modules...............................................................................................................................34
Installing the antenna modules.................................................................................................................................35
Media-card reader (optional)......................................................................................................................................... 36
Removing the media-card reader............................................................................................................................ 36
Installing the media-card reader.............................................................................................................................. 37
Power-supply unit............................................................................................................................................................. 38
Removing the power supply......................................................................................................................................38
Installing the power supply........................................................................................................................................40
Fan shroud........................................................................................................................................................................... 41
Removing the fan shroud........................................................................................................................................... 41
Installing the fan shroud............................................................................................................................................ 42
Processor fan and heat-sink assembly.........................................................................................................................43
Removing the fan and heat-sink assembly............................................................................................................43
Installing the fan and heat-sink assembly..............................................................................................................44
Processor............................................................................................................................................................................ 45
Removing the processor............................................................................................................................................45
Installing the processor..............................................................................................................................................46
System board......................................................................................................................................................................47
Removing the system board..................................................................................................................................... 47
Installing the system board....................................................................................................................................... 50
Chapter 3: Drivers and downloads............................................................................................... 53
Chapter 4: System setup.............................................................................................................54
BIOS overview................................................................................................................................................................... 54
Entering BIOS setup program........................................................................................................................................ 54
Navigation keys..................................................................................................................................................................54
Boot Sequence.................................................................................................................................................................. 55
One time boot menu.........................................................................................................................................................55
System setup options.......................................................................................................................................................55
System and setup password.......................................................................................................................................... 65
Assigning a system setup password....................................................................................................................... 65
Deleting or changing an existing system setup password.................................................................................65
Real Time Clock (RTC) reset....................................................................................................................................66
Clearing BIOS (System Setup) and System passwords.....................................................................................67
Updating the BIOS............................................................................................................................................................ 67
Updating the BIOS in Windows................................................................................................................................ 67
Updating the BIOS using the USB drive in Windows..........................................................................................67
Updating the BIOS from the F12 One-Time boot menu.....................................................................................67
Chapter 5: Troubleshooting.........................................................................................................69
Locate the Service Tag or Express Service Code of your Dell computer ............................................. 69
SupportAssist diagnostics...............................................................................................................................................69
System diagnostic lights..................................................................................................................................................69
Recovering the operating system................................................................................................................................. 69
WiFi power cycle............................................................................................................................................................... 70
Drain residual flea power (perform hard reset)......................................................................................................... 70
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