[mythtv-users] HDMI – no audio GT210

Nick Morrott knowledgejunkie at gmail.com
Mon Jun 20 01:49:59 UTC 2016


On 20 June 2016 at 02:32, Barry Martin <barry3martin at gmail.com> wrote:
> Hi Folks!
>
>
> Have been trying to figure out why I cannot get audio from my Mythbuntu
> Frontend. OS = 16.04, HDMI card = GeForce 210 32- and 64-bit (same card, two
> different Frontends). “Groups“ does list 'audio'.
>
>
> With the 32-bit FE I have found there is no “Sounds” Icon in Settings
> Manager (at Desktop) – this seems significant. Tried a bunch of on-line
> articles to fix/correct/re-install. Nothing. (I haven't checked to see if
> the 64-bit Frontend has the same missing icon.)
>
>
> aplay -l does list both sound cards (built in and added HDMI):
>
> Card 0 = Nvidia, device 3, 7, 8, 9
>
> Card 1 = ICH9, device 0 and 4
>
>
> Modified /etc/asound.conf a few ways to try all four Nvidia device options,
> as well as a few-line config file. speaker-test -Dplug:hdmi -c2 -twav seems
> to be happy (displays “Front left., Front right”) but no audio heard. aplay
> -D hw:0,3 /usr/share/sounds/alsa/Noise.wav also displays to the screen but
> no sound.

When setting up an old Geforce 210 a few years ago (on Debian, fwiw)
the card's HDMI output was muted by default and unmuting it in a mixer
application got it working.

Not saying it will work for you, but it's worth a try. Sometimes it's
the simple things...

Cheers,
Nick


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