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from the source list. In that case volume control keys
are directed to connected audio device.
Note: ARC is supported only via the HDMI1 input.
System Audio Control
the TV. The volume can be controlled using the
remote control of the TV. To activate this feature set
the Speakers option in the Settings>System>More
menu as . The TV speakers will be muted
and the sound of the watched source will be provided
from the connected sound system.
Note: The audio device should support System Audio Control
feature and CEC option should be set as Enabled.