Sony Notebook Computer manual Fn key in combination with other keys, Combination FeatureFunctions

			Using Your VAIO Notebook
Combination			Function
Shift +			Returns all minimized windows to their previous size.
	+ M
	+ R		Displays the Run window. This is the equivalent of selecting
			Run from the Start menu.
Fn +		+	Displays the Properties window. This is the equivalent of
Insert			clicking the System icon in the Control Panel.

The Fn key in combination with other keys

Combination/

FeatureFunctions

Fn+	(F3)	Toggles the built-in speaker off and on.
Speaker switch
Fn+	(F4)	Adjusts the built-in speaker volume.
Speaker volume		To increase volume, press Fn+F4, then	or .
		To decrease volume, press Fn+F4, then	or .
Fn+	(F5)	Adjusts brightness of the LCD.
Brightness		To increase light intensity, press Fn+F5, then		or .
control		To decrease light intensity, press Fn+F5, then		or .

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