1samurai

The primary computer uses NVIDIA HD audio from the primary GPU to the sound bar via HDMI 4k/120mHz. The primary GPU is connected to the primary monitor via DP 1.4. The secondary computer uses AMD HD audio from the secondary GPU and is connected to the same sound bar via HDMI 4k/120mHz. The sound bar has 4k pass through. Whenever I turn on the appropriate HD connection on the sound bar to the secondary computer, there is a momentary black screen--as if the soundbar is t

I have a Nagamachi 9.2 soundbar with 4k and HDR passthrough capability. There is no way to turn off this passthrough capability on the soundbar. My secondary computer is connected to a monitor via DP 1.4 from an AMD 5700 GPU to provide video. The secondary computer is connected to the soundbar via a high speed 2.1+ HDMI cable from the same GPU to provide sound. Thus there are two cables coming out of the GPU--one DP, and one HDMI. When I connect the GPU to the so