I want to set an HDMI port to only send audio and isolate the video output to other ports. How do I disable video output to an HDMI port without disab

[Fi3ry_Ph03n1x]

I have an NVIDIA Quadro M2000 with (as the name implies) four DisplayPort (DP) outputs. I'm using DP > HDMI cables to connect three devices: DP1 out to surround sound receiver to handle all audio. DP2 and DP3 out to dual monitor setup, and DP4 unused. MoBo has an HDMI out that is unused because trying to port the audio there was even more problematic with directing the 5.1 surround sound to the correct port.When it is set up, it is stable and works fine...for one session. However, when I return from standby mode, DP1 is seen as a possible video output, and apps that were previously visible

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