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Sony Notebook User Guide
Using your notebook
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Combinations and functions with the <Fn> key
* First you need to connect your external display, then you turn on your notebook. When you connect your external display when the
computer is already on, you cannot use the key combination <Fn>+<F7>.
* This function can only be used by the first user to log in. It will not work if you have switched to another user account.
Some functions are not available until Windows is launched.
Combinations/ Feature Functions
<Fn>+ (ESC): Standby
Puts the system into Standby mode, a power management state. To
return the system to the active state, press any key.
<Fn>+ (F3): speaker switch
Toggles the built-in speaker on and off.
<Fn> + (F4): speaker volume
Adjusts the built-in speaker volume.
To increase volume, press <Fn>+<F4> and then or
To decrease volume, press <Fn>+<F4> and then or
<Fn> + (F5): brightness control
Adjusts the brightness of the LCD.
To increase lightness intensity, press <Fn>+<F5> and then or
To decrease light intensity, press <Fn>+<F5> and then or
<Fn>+ / (F7)*: switch to the
external display
Toggles between the LCD, external display (connected to the monitor
connector) and both LCD and external display.
<Fn>+ (F12): Hibernate
Provides for the lowest level of power consumption. When you
execute this command, the states of the system and of the peripheral
devices are written to the hard disk and the system power is turned
off. To return the system to its original state, use the power switch to
turn on the power.