[ltp] Re: Microphone settings for Z60m

Richard Neill linux-thinkpad@linux-thinkpad.org
Mon, 16 Apr 2007 09:07:38 +0100


Axel Braun wrote:
> Hi Richard,
> 
> Richard Neill wrote:
> 
>>> I wonder if someone has a working microphone on the Z60m. I'm running
>>> SuSE 10.2/alsa 1.0.13 and have the following problem:
>>> When I enable the build-in microphone, i has a very strong feedback into
>>> the loudspeakers.
>> Mute the microphone in the mixer. (something like gnome-alsamixer is
>> probably most useful). Otherwise, you do indeed get a direct signal path
>> from Mic -> Amp -> Speakers.
> 
> OK, I'll try this.
>  
>>> Using a headset, no microphone is working, unless I enable 'capture' in
>>> the mixer.
>> That's correct.
>>
>> But this switches off again immediately.
>>
>> What do you mean? Does some application switch it off for you?
> 
> No. I use kmixer, and the 'light' that indicates that a channel(capture) is
> on, immeadiately turns off again.

Bizarre! I can't replicate this - but do try using any of
   gnome-alsamixer, alsamixergui, or amixer (CLI tool).

I have known audacity mess up the capture input device - you might see 
if you can replicate this by using "record" or "rec" (cli tools)

Richard