Removing the I/O board............................................................................................................................................39
Installing the I/O board.............................................................................................................................................. 40
Removing the speakers...............................................................................................................................................41
Installing the speakers................................................................................................................................................ 42
Removing the touchpad.............................................................................................................................................43
Installing the touchpad...............................................................................................................................................44
Removing the fan........................................................................................................................................................ 45
Installing the fan.......................................................................................................................................................... 46
Removing the heat sink (UMA)............................................................................................................................... 46
Installing the heat sink (UMA)..................................................................................................................................47
Removing the heat sink (discrete)..........................................................................................................................48
Installing the heat sink (discrete)............................................................................................................................ 49
Removing the power button with optional fingerprint reader..........................................................................50
Installing the power button with optional fingerprint reader.............................................................................51
Removing the system board..................................................................................................................................... 52
Installing the system board....................................................................................................................................... 55
Removing the palm-rest and keyboard assembly................................................................................................ 57
Installing the palm-rest and keyboard assembly.................................................................................................. 58
Entering BIOS setup program......................................................................................................................................... 61
Navigation keys.................................................................................................................................................................. 61
Boot Sequence...................................................................................................................................................................62
System setup options.......................................................................................................................................................62
System and setup password...........................................................................................................................................66
Assigning a system setup password....................................................................................................................... 66
Deleting or changing an existing system setup password................................................................................. 67
Clearing CMOS settings.............................................................................................................................................67
Clearing BIOS (System Setup) and System passwords.....................................................................................68
Updating the BIOS in Windows................................................................................................................................68
Updating the BIOS using the USB drive in Windows..........................................................................................68
Updating the BIOS in Linux and Ubuntu................................................................................................................ 68
Updating the BIOS from the F12 One-Time boot menu.................................................................................... 69
Locate the Service Tag or Express Service Code of your Dell computer
..............................................70
4
Contents
Содержание P157G
Страница 14: ...14 Removing and installing components ...