Dell Inspiron 27 7720 All-in-One Owner's Manual page 5

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Chapter 6: Removing and installing Field Replaceable Units (FRUs)............................................. 71
Heat sink...............................................................................................................................................................................71
Removing the heat sink- UMA.................................................................................................................................. 71
Installing the heat sink- UMA....................................................................................................................................72
Removing the heat sink- discrete............................................................................................................................73
Installing the heat sink- discrete.............................................................................................................................. 74
Media-card reader.............................................................................................................................................................75
Removing the media-card reader............................................................................................................................ 75
Installing the media-card reader.............................................................................................................................. 76
Power-button board with USB.......................................................................................................................................77
Removing the power-button board with USB...................................................................................................... 77
Installing the power-button board with USB........................................................................................................ 78
System board..................................................................................................................................................................... 80
Removing the system board..................................................................................................................................... 80
Installing the system board....................................................................................................................................... 83
Microphones....................................................................................................................................................................... 87
Removing the microphones.......................................................................................................................................87
Installing the microphones.........................................................................................................................................88
Antennas..............................................................................................................................................................................89
Removing the antennas............................................................................................................................................. 89
Installing the antennas............................................................................................................................................... 90
Display panel........................................................................................................................................................................91
Removing the display panel....................................................................................................................................... 91
Installing the display panel.........................................................................................................................................93
Middle frame assembly.................................................................................................................................................... 95
Removing the middle-frame assembly................................................................................................................... 95
Installing the middle-frame assembly..................................................................................................................... 96
Chapter 7: Software.................................................................................................................... 98
Operating system.............................................................................................................................................................. 98
Drivers and downloads.....................................................................................................................................................98
Chapter 8: BIOS Setup................................................................................................................ 99
Entering BIOS setup program........................................................................................................................................ 99
Navigation keys..................................................................................................................................................................99
One time boot menu.........................................................................................................................................................99
System setup options..................................................................................................................................................... 100
Updating the BIOS.......................................................................................................................................................... 108
Updating the BIOS in Windows.............................................................................................................................. 108
Updating the BIOS using the USB drive in Windows........................................................................................ 108
Updating the BIOS in Linux and Ubuntu.............................................................................................................. 109
Updating the BIOS from the One Time Boot menu...........................................................................................109
System and setup password..........................................................................................................................................110
Assigning a system setup password...................................................................................................................... 110
Deleting or changing an existing system setup password................................................................................ 110
Clearing CMOS settings.................................................................................................................................................. 111
Clearing BIOS (System Setup) and System passwords.......................................................................................... 111
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