Plugging new laptop directly into TV seems to work fine audio comes through TV speakers So the problem is the HDMI handshake between my receiver and my laptop · The reason for this is that the nVidia HDMI Output was showing as "Not plugged in", despite it very obviously being connected Fortunately, the fix for the HDMI audio out problem is fairly easy!Audio still worked properly under Windows 7 or Ubuntu with Nouveau driver, so upgraded NVidia driver to Audio still not working Now the System Settings/Sound/Output panel does not even list an NVidia DisplayPort option, although the NVidia card is showing up in aplay l output Also tried installing latest ALSA driver (oem
Nvidia Output Not Plugged In Try These Fixes Driver Easy
Nvidia output not plugged in audio