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Old 03-01-2011, 10:28 AM   #1
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why doesn't HDMI only show picture and not sound?


As my first question and a complete noob, please forgive me if this has been covered a million times, but

My asus F9e laptop, shows picture ok on my plasma tv, but the sound doesn't - I'm running ubuntu 10.10

can anyone help me please?



Last edited by nickswitch; 03-01-2011 at 10:30 AM.
Old 03-01-2011, 10:37 AM   #2
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check mixer.

post shell output of

lspci -v
Old 03-01-2011, 03:20 PM   #3
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Usually you have to set sound device to be the hdmi or whatever drives it. Sound device may be the built in audio and you need to change that. (maybe)
Old 03-01-2011, 08:06 PM   #4
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run alsamixer from command line and unmute the spdif channels.
Old 03-01-2011, 08:55 PM   #5
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You could also try unmuting external amplifier in alsamixer.


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