Dell Alienware m15 R4 Service Manual page 4

Left I/O-board................................................................................................................................................................... 51
Removing the left I/O-board....................................................................................................................................... 51
Installing the left I/O-board........................................................................................................................................ 52
Fan and heat-sink assembly............................................................................................................................................... 53
Removing the fan and heat-sink assembly...................................................................................................................53
Installing the fan and heat-sink assembly.................................................................................................................... 55
Power-adapter port........................................................................................................................................................... 57
Removing the power-adapter port..............................................................................................................................57
Installing the power-adapter port................................................................................................................................58
Power-button assembly..................................................................................................................................................... 59
Removing the power-button assembly........................................................................................................................59
Installing the power-button assembly......................................................................................................................... 60
Keyboard.............................................................................................................................................................................61
Removing the keyboard................................................................................................................................................61
Installing the keyboard................................................................................................................................................. 63
Removing the mechanical keyboard............................................................................................................................65
Installing the mechanical keyboard.............................................................................................................................. 67
Palmrest.............................................................................................................................................................................. 70
Removing the palmrest................................................................................................................................................. 70
Installing the palmrest....................................................................................................................................................71
Chapter 3: Drivers and downloads........................................................................................................ 72
Chapter 4: System setup........................................................................................................................ 73
Entering BIOS setup program............................................................................................................................................73
Navigation keys.................................................................................................................................................................. 73
One time boot menu...........................................................................................................................................................73
System setup options..........................................................................................................................................................74
Main............................................................................................................................................................................... 74
Advanced...................................................................................................................................................................... 74
Security.......................................................................................................................................................................... 76
Secure boot................................................................................................................................................................... 78
Exit................................................................................................................................................................................. 79
System and setup password............................................................................................................................................... 79
Assigning a system setup password..............................................................................................................................79
Deleting or changing an existing system setup password.......................................................................................... 80
Clearing CMOS settings...............................................................................................................................................80
Clearing BIOS (System Setup) and System passwords............................................................................................... 80
Updating the BIOS............................................................................................................................................................. 81
Updating the BIOS in Windows................................................................................................................................... 81
Updating the BIOS using the USB drive in Windows................................................................................................. 81
Updating the BIOS from the F12 One-Time boot menu............................................................................................. 81
Updating BIOS on systems with BitLocker enabled................................................................................................... 82
Chapter 5: Troubleshooting................................................................................................................... 83
Handling swollen Lithium-ion batteries............................................................................................................................ 83
System-diagnostic lights.................................................................................................................................................... 83
SupportAssist diagnostics.................................................................................................................................................. 84
Recovering the operating system...................................................................................................................................... 84
4