Service Manual

Installing the display assembly......................................................................................................................................36
System board.......................................................................................................................................................................39
Removing the system board........................................................................................................................................ 39
Installing the system board............................................................................................................................................41
Palm-rest and keyboard assembly.................................................................................................................................... 45
Removing the palm-rest and keyboard assembly......................................................................................................45
Installing the palm-rest and keyboard assembly........................................................................................................ 46
Chapter 3: Drivers and downloads...................................................................................................47
Chapter 4: System setup............................................................................................................... 48
Entering BIOS setup program............................................................................................................................................48
Navigation keys....................................................................................................................................................................48
Boot Sequence.................................................................................................................................................................... 48
One time boot menu........................................................................................................................................................... 49
System setup options......................................................................................................................................................... 49
Clearing CMOS settings.....................................................................................................................................................58
Clearing BIOS (System Setup) and System passwords.................................................................................................58
Chapter 5: Troubleshooting........................................................................................................... 60
SupportAssist diagnostics.................................................................................................................................................. 60
Built-in self-test (BIST)...................................................................................................................................................... 60
System board built-in self-test (M-BIST)................................................................................................................... 61
Display panel power rail built-in self-test (L-BIST).................................................................................................... 61
Display panel built-in self-test (LCD-BIST)................................................................................................................ 62
Outcome......................................................................................................................................................................... 62
System diagnostic lights.....................................................................................................................................................63
Recovering the operating system..................................................................................................................................... 64
Flashing the BIOS................................................................................................................................................................ 64
Flashing BIOS (USB key)....................................................................................................................................................64
Backup media and recovery options.................................................................................................................................65
WiFi power cycle................................................................................................................................................................. 65
Flea power release.............................................................................................................................................................. 65
Chapter 6: Getting help and contacting Dell.................................................................................... 66
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Contents