Dell Latitude 7320 Service Manual page 4

Audio board.........................................................................................................................................................................39
Removing the audio board........................................................................................................................................ 39
Installing the audio board...........................................................................................................................................40
Speakers...............................................................................................................................................................................41
Removing the speakers...............................................................................................................................................41
Installing the speaker.................................................................................................................................................. 42
SmartCard reader..............................................................................................................................................................43
Removing the smart card reader............................................................................................................................. 43
Installing the smart card reader............................................................................................................................... 44
System board..................................................................................................................................................................... 46
Removing the system board..................................................................................................................................... 46
Installing the system board....................................................................................................................................... 48
I/O board.............................................................................................................................................................................50
Removing the I/O board............................................................................................................................................50
Installing the I/O board...............................................................................................................................................51
Power button with fingerprint reader........................................................................................................................... 51
Removing the power button with fingerprint reader.......................................................................................... 51
Installing the power button with fingerprint reader............................................................................................52
Keyboard............................................................................................................................................................................. 53
Removing the keyboard............................................................................................................................................. 53
Installing the keyboard............................................................................................................................................... 55
Palmrest assembly............................................................................................................................................................ 58
Removing the palmrest assembly............................................................................................................................58
Installing the palmrest assembly.............................................................................................................................. 58
Chapter 3: Software....................................................................................................................60
Operating system.............................................................................................................................................................. 60
Drivers and downloads.....................................................................................................................................................60
Chapter 4: BIOS setup................................................................................................................. 61
BIOS overview.................................................................................................................................................................... 61
Entering BIOS setup program......................................................................................................................................... 61
Navigation keys.................................................................................................................................................................. 61
One time boot menu......................................................................................................................................................... 62
System setup options.......................................................................................................................................................62
Updating the BIOS............................................................................................................................................................ 72
Updating the BIOS in Windows................................................................................................................................ 72
Updating the BIOS in Linux and Ubuntu................................................................................................................ 73
Updating the BIOS using the USB drive in Windows..........................................................................................73
Updating the BIOS from the F12 One-Time boot menu.....................................................................................73
System and setup password...........................................................................................................................................74
Assigning a system setup password....................................................................................................................... 74
Deleting or changing an existing system setup password................................................................................. 75
Clearing BIOS (System Setup) and System passwords...........................................................................................75
Chapter 5: Troubleshooting......................................................................................................... 76
Handling swollen Lithium-ion batteries........................................................................................................................ 76
Dell SupportAssist Pre-boot System Performance Check diagnostics................................................................ 77
Running the SupportAssist Pre-Boot System Performance Check................................................................ 77
4 Contents