[alsa-devel] Plugging in headphones doesn't mute speakers, internal microphone does not work

Takashi Iwai tiwai at suse.de
Tue Mar 3 18:42:36 CET 2009

At Tue, 3 Mar 2009 15:28:44 -0200,
Emilio López wrote:
> Any idea then on what's going on?

BIOS is crap, as always :)

> I can live with having to mute the speakers
> manually (the headphones seem to be controllable with 'Subwoofer'), but having
> to carry an external mic when I have an integrated one is not very good :/
> I've read on forums and blogs that, for other acer versions, to make the mic
> work they use position_fix=0, enable_dma=1 or things like that, but I tried
> them and no luck :( can you suggest anything else?

These options are usually irrelevant if you can play back.


More information about the Alsa-devel mailing list