Setting Up Sony VAIO Event Service on Windows 7 x86 / Windows 7 x64 for Brightness (Fn+F5/Fn+F6), Mute/Volume (Fn+F2/Fn+F3/Fn+F4), and Monitor Switching (Fn+F7) Control
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This article is a guide on how to enable Sony VAIO notebooks’ function keys to control audio volume level and muting, internal LCD monitor brightness, and monitor/projector switching.
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