Dell Alienware M14x R2 Owner's Manual page 102

Changing Boot Sequence for Future Boots
1 Enter system setup. See "Entering System Setup" on page 97.
2 Use the arrow keys to highlight the Boot menu option and press <Enter>
to access the menu.
NOTE:
Write down your current boot sequence in case you want to restore it.
3 Press the up- and down-arrow keys to move through the list of devices.
4 Press plus (F5) or minus (F6) to change the boot priority of the device.
104
System Setup