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Chapter 3. Operation
23
ARC Commands
Audio Return Channel (ARC) allows a source device (TV, STB, etc.) to send
audio “upstream” to an audio/video receiver using only one HDMI cable. The
formula for enabling/disabling ARC is as follows:
ARC Command + Control (On / Off) [Enter]
For example, to enable ARC, type the following:
arc on [enter]
The following tables show the possible values and formats for the Control
command:
The following table shows the available command list:
Command Description
arc Enable / Disable ARC
Control Description
on ARC on; output audio passes
from HDMI output port 1 to HDMI
output port
off ARC is disabled (default)
Command Control Enter Description
arc on [Enter] ARC on
arc off [Enter] ARC off