Dell Vostro 3520 Service Manual page 5

Installing the power-adapter port..........................................................................................................................100
Palm-rest and keyboard assembly................................................................................................................................101
Removing the palm-rest and keyboard assembly............................................................................................... 101
Installing the palmrest and keyboard assembly.................................................................................................. 103
Chapter 3: Drivers and downloads..............................................................................................105
Chapter 4: BIOS setup............................................................................................................... 106
Entering BIOS setup program.......................................................................................................................................106
Navigation keys................................................................................................................................................................ 106
One time boot menu....................................................................................................................................................... 106
System setup options..................................................................................................................................................... 107
Updating the BIOS........................................................................................................................................................... 110
Updating the BIOS in Windows............................................................................................................................... 110
Updating the BIOS in Linux and Ubuntu................................................................................................................ 111
Updating the BIOS using the USB drive in Windows..........................................................................................111
Updating the BIOS from the F12 One-Time boot menu.....................................................................................111
System and setup password..........................................................................................................................................112
Assigning a system setup password...................................................................................................................... 112
Deleting or changing an existing system setup password................................................................................ 113
Clearing BIOS (System Setup) and System passwords..........................................................................................113
Chapter 5: Troubleshooting........................................................................................................ 114
Handling swollen Lithium-ion batteries....................................................................................................................... 114
Dell SupportAssist Pre-boot System Performance Check diagnostics...............................................................114
Running the SupportAssist Pre-Boot System Performance Check............................................................... 115
Built-in self-test (BIST).................................................................................................................................................. 115
M-BIST.......................................................................................................................................................................... 115
LCD Power rail test (L-BIST).................................................................................................................................. 116
LCD Built-in Self Test (BIST).................................................................................................................................. 116
System-diagnostic lights................................................................................................................................................ 116
Recovering the operating system.................................................................................................................................118
Backup media and recovery options............................................................................................................................ 118
WiFi power cycle...............................................................................................................................................................118
Drain residual flea power (perform hard reset)........................................................................................................ 119
Chapter 6: Getting help and contacting Dell...............................................................................120
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