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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 keycombination <Fn>+<F7> or <Fn>+<F8>.
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 light 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 + / (F8)*
Toggles between the LCD and both LCD and TV.
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.