On 16.04.2014 18:10, Someone wrote:
> FWIW, I've just reinstalled alsa-plugins-pulseaudio and rebooted. While
> the widget seems to be here to stay, the only channel remains "Dummy
> Output", and sound still doesn't play.
> 
> On 04/17/2014 12:01 AM, Someone wrote:
>>> What is your make/model laptop?
>>
>> It's a Lenovo Thinkpad.
>>
>>> Not familiar with laptops....but I suppose their audio device still sits on 
>>> the PCI bus....  What does....
>>>
>>> lspci | grep -i audio
>>>
>>> show? 
>>
>> 00:1b.0 Audio device: Intel Corporation 82801H (ICH8 Family) HD Audio
>> Controller (rev 03)
>>
>> Does that help?
>>
>> I was able to figure out that the program responsible for the
>> notification area audio widget is PNMixer, and I was able to get it back
>> by running:
>>
>>     pnmixer
>>
>> Unfortunately, however, it's only the icon, and my sound hasn't returned
>> with it. :(
>>

$ lspci -knn | grep -P '(?=.*driver)(?=.*snd)'
$ lsmod | grep snd
$ grep pulseaudio /var/log/messages
$ grep -P '(?=.*avc)(?=.*pulseaudio)' /var/log/messages*
# ausearch -m avc -c pulseaudio
$ pactl stat
$ pactl info
$ pactl list
$ pactl list sinks
$ pactl -h
$ man 1 pactl


poma


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