Slightly OT? PulseAudio with Intel+Realtek ALC272X doesn't recognise the microphone - workaround in place

[Anne Wilson]

On Wednesday, July 27, 2011 04:21:40 PM Anne Wilson wrote:
> Whilst at Desktop Summit I want to do some work with a colleague who can't
> be present, and we considered using Google Hangout.  Up to this point I
> hadn't tried using either the webcam or built-in microphone on the netbook
> (Acer Aspire One 533).  The webcam is fine, but I can't get it to
> recognise the built-in microphone.
> 
> My next step with audio problems is always to open the command-line
> alsamixer. There I found that the capture device settings were muted. 
> Setting those correctly hasn't made the microphone work.
> 
> Then I turned to pavucontrol - which tells me I have no microphone - not
> what the netbook manual says.  I tried an external microphone too, which
> seemed to go unnoticed.
> 
> Has anyone any ideas?  I found lots of threads about Ubuntu users having
> problems, but of course the commands and packages recommended for them are
> less helpful in Fedora.
> 
After much playing around I found that if I plugged in the external microphone 
to the netbook, then set Google hangout to use Default (unexpected) I could 
get sound working.  It's not ideal as I will have to pack a microphone, so I'd 
still like to know if anyone got the internal one working.

Anne
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