Service Manual

System board..................................................................................................................................................................... 92
Removing the system board..................................................................................................................................... 92
Installing the system board....................................................................................................................................... 95
Palm-rest and keyboard assembly.................................................................................................................................97
Removing the palm-rest and keyboard assembly................................................................................................ 97
Installing the palmrest and keyboard assembly....................................................................................................98
Chapter 3: Drivers and downloads..............................................................................................100
Chapter 4: BIOS setup................................................................................................................101
BIOS overview...................................................................................................................................................................101
Entering BIOS setup program....................................................................................................................................... 101
Navigation keys.................................................................................................................................................................101
One time boot menu....................................................................................................................................................... 102
System setup options..................................................................................................................................................... 102
Updating the BIOS.......................................................................................................................................................... 106
Updating the BIOS in Windows.............................................................................................................................. 106
Updating the BIOS in Linux and Ubuntu.............................................................................................................. 106
System and setup password......................................................................................................................................... 106
Assigning a system setup password......................................................................................................................107
Deleting or changing an existing system setup password............................................................................... 107
Clearing BIOS (System Setup) and System passwords......................................................................................... 107
Chapter 5: Troubleshooting....................................................................................................... 109
Handling swollen Lithium-ion batteries...................................................................................................................... 109
Dell SupportAssist Pre-boot System Performance Check diagnostics..............................................................109
Running the SupportAssist Pre-Boot System Performance Check...............................................................110
Built-in self-test (BIST).................................................................................................................................................. 110
M-BIST.......................................................................................................................................................................... 110
LCD Power rail test (L-BIST)................................................................................................................................... 111
LCD Built-in Self Test (BIST)................................................................................................................................... 111
System-diagnostic lights................................................................................................................................................. 111
Recovering the operating system.................................................................................................................................113
Real-Time Clock (RTC Reset)....................................................................................................................................... 113
Backup media and recovery options............................................................................................................................ 113
WiFi power cycle...............................................................................................................................................................113
Drain residual flea power (perform hard reset)........................................................................................................ 114
Chapter 6: Getting help and contacting Dell............................................................................... 115
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