Dell Alienware M11x (Early 2010) - Manual (Page 32)

CHAPTER 2: GETTING TO KNOW YOUR LAPTOP
32
Function Keys
NOTE: Depending on the configuration of the laptop you purchased, some of the function
keys may have no associated tasks.
The key is located near the bottom-left corner of the keyboard, and is used together with
other keys to activate certain functions. Hold down the key along with the key described
below:
F1 — Extend Desktop
Press to switch between the various external display options available
either simultaneously or separately.
F2 — Check Battery Status and Battery Charge Disable/Enable
Press to toggle between the Battery Status Meter, Battery Charge
Disable feature, and Battery Charge Enable feature.
F3 — Wireless Control - Switch wireless communications on/off
Press to enable or disable the wireless function.
F4 — Increase Display Brightness
Press to increase the brightness of the display.