Service Manual

Palm-rest assembly........................................................................................................................................................... 81
Removing the palm-rest assembly........................................................................................................................... 81
Installing the palm-rest assembly............................................................................................................................ 82
Dummy SIM-card slot filler............................................................................................................................................. 84
Removing the dummy SIM-card slot filler............................................................................................................. 84
Installing the dummy SIM-card slot filler............................................................................................................... 85
Chapter 3: Drivers and downloads............................................................................................... 87
Chapter 4: BIOS setup.................................................................................................................88
BIOS overview................................................................................................................................................................... 88
Entering BIOS setup program........................................................................................................................................ 88
Navigation keys..................................................................................................................................................................88
One time boot menu.........................................................................................................................................................89
System setup options.......................................................................................................................................................89
Updating the BIOS............................................................................................................................................................ 99
Updating the BIOS in Windows................................................................................................................................99
Updating the BIOS in Linux and Ubuntu................................................................................................................99
Updating the BIOS using the USB drive in Windows..........................................................................................99
Updating the BIOS from the F12 One-Time boot menu...................................................................................100
System and setup password.........................................................................................................................................100
Assigning a system setup password...................................................................................................................... 101
Deleting or changing an existing system setup password................................................................................101
Clearing BIOS (System Setup) and System passwords.........................................................................................102
Chapter 5: Troubleshooting....................................................................................................... 103
Handling swollen Lithium-ion batteries.......................................................................................................................103
Dell SupportAssist Pre-boot System Performance Check diagnostics.............................................................. 103
Running the SupportAssist Pre-Boot System Performance Check.............................................................. 104
Built-in self-test (BIST)..................................................................................................................................................104
M-BIST......................................................................................................................................................................... 104
LCD Power rail test (L-BIST)................................................................................................................................. 105
LCD Built-in Self Test (BIST)................................................................................................................................. 105
System-diagnostic lights................................................................................................................................................105
Recovering the operating system................................................................................................................................107
Real-Time Clock (RTC Reset)...................................................................................................................................... 107
Auto RTC reset.................................................................................................................................................................107
Backup media and recovery options........................................................................................................................... 108
WiFi power cycle..............................................................................................................................................................108
Drain residual flea power (perform hard reset)........................................................................................................108
Chapter 6: Getting help and contacting Dell...............................................................................109
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