Sony VGC-LV3SJ/B User Manual page 64

Using Your VAIO Computer >
Using the HDMI Input Function
Using the OSD Menu
You can change the display and sound settings for the HDMI input with the OSD menu.
!
While the computer input is selected, you cannot change the brightness and sound volume from the OSD menu. For details on changing these settings,
see Using the Wireless Keyboard
While the HDMI input is selected, you cannot use the function keys or the volume control buttons on the wireless keyboard to change the brightness
and sound volume.
(page 35).
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