Ivan Yonov wrote:
> On 28 January 2016 at 10:39, Clemens Ladisch <cladi...@googlemail.com> wrote:
>>   amixer -c2 get PCM
>>   amixer -c2 get PCM,1
>>   amixer -c2 get Line
>>
>> Which one fails?
>
> Each one returns this error:
> amixer: Mixer hw:2 load error: Invalid argument

Are there any messages in the system log when this happens?
(/var/log/messages, or the output of dmesg)


Regards,
Clemens

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