J'ai trouvé sur le net ton problème : https://bugs.launchpad.net/ubuntu/+ [...] bug/580183
Et un post interessant, copie colle ici :
I tell you how I managed to make everything working : speakers only, earphone only, and built-in microphone. Tested on Skype and it seems it works everything.
Ubuntu netbook remix 10.04
Run Hda Analyzer
Go to 0x1a pin
set audio mixer to 0x0d
unmute vol[0] and vol[1] output
in widget control check all boxes (HP , IN, OUT)
Go to audio preferences , in output put the balance all on the right
All this with options snd-hda-intel model=lifebook in alsa-base.conf file.
The only problem is when restarting, must run hda analyzer again. Does anybody know how to fix these parameters?
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Un blog qu'il est bien