Sony VAIO PCG-Z600TEK User Manual page 32

Using Your Notebook Computer
Using the Keyboard
Combinations/ Functions
Feature
Fn+B Toggles the Bass Boost function off and on. This feature is available with
Bass Boost headphones only.
Fn+F Zooms the display size in or out when the display is set to less than
Change the display maximum resolution.
size
Fn+S Puts the system into Idle mode, a power management state. * To return
System Idle to the active state, press any key.
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