Sony VPCSE23FX - Manual (Page 41)

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Using Your VAIO Computer >
Using the Keyboard
Using the Keyboard
Your keyboard has additional keys that perform model-specific tasks.
Combinations and Functions with the Fn Key
✍
Some keyboard functions can be used only after the operating system is finished launching.
Combination/Feature Function
Fn + (F1): touch pad operation
Disables and enables the touch pad.
Fn + % (F2): muting Turns on and off the built-in speakers or the headphones.
Fn + 2 (F3/F4): volume control Changes the volume level.
To increase the volume, press the Fn+F4 keys and then the
M or , key, or keep pressing the
Fn+F4 keys.
To decrease the volume, press the Fn+F3 keys and then the
m or < key, or keep pressing the
Fn+F3 keys.
Fn + 8 (F5/F6): brightness control Changes the LCD brightness of your computer screen.
To increase lighting intensity, keep pressing the Fn+F6 keys or press the Fn+F6 keys and then
the
M or , key.
To decrease lighting intensity, keep pressing the Fn+F5 keys or press the Fn+F5 keys and then
the
m or < key.