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980 HDMI Protocol Analyzer User Guide
13 Audio Return Channel (HEAC) Testing
This chapter describes how to use the 980 to test the Audio Return Channel (ARC) on HDMI 1.4a source and sink
devices. The 980 supports the following ARC related tests:
Test ARC on an HDMI A/V receiver (ARC Rx) – The 980 can emulate an ARC Tx device in order to test an
ARC-capable HDMI source device's (ARC Rx) response to an ARC stream.
Test ARC on an HDMI sink (ARC Tx) – The 980 can analyze the audio from an ARC Tx device by emulating
an ARC Rx device.
The 980's HEAC control panel is shown in the screen example below:
You may first have to enable viewing of the HEAC window. You do this through the View pull-down menu as
shown below:
Page 257
Rev. A1
December 19, 2012
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