Sony VGN-U750P VAIO Read This First Manual page 25

!
To prevent damage to your computer or the folding keyboard, while the keyboard is
connected, do not:
!
- carry around your computer.
!
- put your computer into a bag or the protective pouch.
To disconnect the folding keyboard, proceed as follows:
1 Unplug the keyboard from the USB connector.
2 Fold the keyboard and slide the lock lever to the LOCK position.
Combinations and functions with the <Fn> key
Combinations/Feature
<Fn> + (F2): speaker switch
<Fn> + (F3/F4): speaker volume
✍
Some functions are not available until Windows is launched.
Functions
Toggles on and off the built-in speaker and the ear set.
Adjusts the built-in speaker volume and the ear set.
To increase volume, press <Fn>+<F4> and then
To decrease volume, press <Fn>+<F3> and then
Using your VAIO computer
or
, or keep pressing <Fn>+<F4>.
or
, or keep pressing <Fn>+<F3>.
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