Using the keyboard, Function keys – Asus X551CA User Manual
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Notebook PC E-Manual
Function keys
The function keys on your Notebook PC’s keyboard can trigger the
following commands:
Using the keyboard
Puts the Notebook PC into Sleep mode
Turns Airplane mode on or off
NOTE: When enabled, the Airplane mode disables all
wireless connectivity.
Decreases display brightness
Increases display brightness
Turns the display panel off
Activates the second screen
NOTE: Ensure that the second display is connected to
your Notebook PC.
Enables or disables the touchpad
Turns the speaker on or off