Dell Inspiron 5405 - Page 4

Heat sink..............................................................................................................................................................................38
Removing the heat sink............................................................................................................................................. 38
Installing the heat sink................................................................................................................................................39
Display assembly................................................................................................................................................................40
Removing the display assembly............................................................................................................................... 40
Installing the display assembly..................................................................................................................................42
Power-adapter port.......................................................................................................................................................... 44
Removing the power-adapter port..........................................................................................................................44
Installing the power-adapter port............................................................................................................................45
Speakers.............................................................................................................................................................................. 46
Removing the speakers (3-cell battery configuration)...................................................................................... 46
Installing the speakers (3-cell battery configuration).........................................................................................47
Removing the speakers (4-cell battery configuration)...................................................................................... 48
Installing the speakers (4-cell battery configuration)........................................................................................ 49
Power button with fingerprint reader........................................................................................................................... 51
Removing the power-button with optional fingerprint reader.......................................................................... 51
Installing the power-button with optional fingerprint reader............................................................................ 51
Touchpad.............................................................................................................................................................................52
Removing the touchpad.............................................................................................................................................52
Installing the touchpad...............................................................................................................................................53
I/O board.............................................................................................................................................................................55
Removing the I/O board............................................................................................................................................55
Installing the I/O board.............................................................................................................................................. 55
System board..................................................................................................................................................................... 56
Removing the system board..................................................................................................................................... 56
Installing the system board....................................................................................................................................... 58
Palm-rest and keyboard assembly................................................................................................................................ 60
Removing the palm-rest and keyboard assembly................................................................................................60
Installing the palm-rest and keyboard assembly................................................................................................... 61
Chapter 3: Drivers and downloads............................................................................................... 62
Chapter 4: System setup............................................................................................................. 63
Entering BIOS setup program........................................................................................................................................ 63
Navigation keys..................................................................................................................................................................63
System setup options.......................................................................................................................................................64
System and setup password...........................................................................................................................................68
Assigning a system setup password....................................................................................................................... 68
Deleting or changing an existing system setup password.................................................................................68
Clearing CMOS settings............................................................................................................................................ 69
Clearing BIOS (System Setup) and System passwords.................................................................................... 69
Updating the BIOS............................................................................................................................................................ 69
Updating the BIOS in Windows................................................................................................................................69
Updating the BIOS using the USB drive in Windows..........................................................................................70
Updating the BIOS from the F12 One-Time boot menu.....................................................................................70
Updating BIOS on systems with BitLocker enabled.............................................................................................71
Chapter 5: Troubleshooting......................................................................................................... 72
SupportAssist diagnostics............................................................................................................................................... 72
4
Contents