Sony PCG-F580K manual Combinations and Functions with the Fn Key, Combinations Feature Function

Using the Keyboard

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Combinations and Functions with the Fn Key

Combinations/
Feature		Function
Fn+	(ESC)	Puts the system into System Suspend mode, a power-

System Suspend	management state. To return the system to the active
	state, press any key or press the power button on your
	computer.

Fn+ (F2) Display power source status

Displays the power source status, as in the example below:

Using AC	Charging a
power	battery pack

Fn+ (F3)

Mute On/Off

Fn+ (F4)

Speaker volume

Fn+ (F5) Brightness control

Fn+ (F6)

Contrast control

Fn+ LCD / (F7) Switch to the external monitor/LCD

Fn+ LCD only/

(F8)

Control TV out

Toggles the built-in speaker off and on.

Adjusts the built-in speaker volume.	➜ or ➜ .
To increase volume, press Fn+F4, then
To decrease volume, press Fn+F4, then	➜	or ➜ .
Adjusts the brightness of the LCD.
To increase light intensity, press Fn+F5 and then			➜
or ➜ .			➜
To decrease light intensity, press Fn+F5 and then				or ➜ .

Adjust the screen contrast (PCG-F420 only).

Toggles through the LCD, external display (connected to the Monitor connector) and both LCD and external display.

Only LCD LCD and external display

Only external display

Toggles between LCD-only and dual LCD/TV display modes.

LCD and external display

Only LCD