Sony PCG-GR250 - Manual (Page 17)

Using the Keyboard
17
Combinations and functions with the Fn key
✍
If you switch user identities during a computing session, the Fn+F7 and Fn+F8 key
functionality (if available on your computer) will be interrupted. To switch to an
external display or monitor, see “Selecting the Display Mode” for more information.
Combinations/
Feature
Function
Fn+ (F3)
Mute On/Off
Toggles the built-in speaker off and on.
Fn+ (F4)
Speaker volume
Adjusts the built-in speaker volume.
To increase volume, press Fn+F4, then
or .
To decrease volume, press Fn+F4, 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
monitor/LCD
Toggles through the LCD, external display (connected to the
Monitor connector) and both LCD and external display.
Connect the cable before you turn on the notebook, otherwise
Fn + F7 will not work.
LCD
Only LCD LCD and external display
Only external display