Dell Vostro 5625 Service Manual page 4

Installing the display assembly..................................................................................................................................39
I/O board.............................................................................................................................................................................40
Removing the I/O board............................................................................................................................................40
Installing the I/O board.............................................................................................................................................. 42
Touchpad.............................................................................................................................................................................43
Removing the touchpad.............................................................................................................................................43
Installing the touchpad............................................................................................................................................... 44
Speakers.............................................................................................................................................................................. 45
Removing the speakers..............................................................................................................................................45
Installing the speakers................................................................................................................................................ 46
System board..................................................................................................................................................................... 48
Removing the system board..................................................................................................................................... 48
Installing the system board....................................................................................................................................... 50
Power button with optional fingerprint reader.......................................................................................................... 52
Removing the power button with optional fingerprint reader..........................................................................52
Installing the power button with optional fingerprint reader............................................................................ 53
Power-adapter port.......................................................................................................................................................... 54
Removing the power-adapter port......................................................................................................................... 54
Installing the power-adapter port............................................................................................................................54
Palm-rest and keyboard assembly................................................................................................................................ 55
Removing the palm-rest and keyboard assembly................................................................................................55
Installing the palm-rest and keyboard assembly.................................................................................................. 56
Chapter 3: Drivers and downloads............................................................................................... 58
Chapter 4: BIOS setup.................................................................................................................59
BIOS overview................................................................................................................................................................... 59
Entering BIOS setup program........................................................................................................................................ 59
Navigation keys................................................................................................................................................................. 59
One time boot menu.........................................................................................................................................................60
System setup options.......................................................................................................................................................60
System and setup password.......................................................................................................................................... 65
Assigning a system setup password....................................................................................................................... 65
Deleting or changing an existing system setup password.................................................................................66
Clearing CMOS settings............................................................................................................................................ 66
Clearing BIOS (System Setup) and System passwords.................................................................................... 66
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.....................................................................................68
Chapter 5: Troubleshooting.........................................................................................................69
Handling swollen Lithium-ion batteries........................................................................................................................ 69
Dell SupportAssist Pre-boot System Performance Check diagnostics................................................................69
Running the SupportAssist Pre-Boot System Performance Check................................................................ 70
Built-in self-test (BIST)................................................................................................................................................... 70
M-BIST........................................................................................................................................................................... 70
LCD Power rail test (L-BIST).................................................................................................................................... 71
LCD Built-in Self Test (BIST).................................................................................................................................... 71
4 Contents