This is fixed for me in the Intrepid Ibex beta.
** Changed in: ubuntu
Status: New => Fix Released
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No sound out of headphones and speakers do not mute when headphones plugged in
https://bugs.launchpad.net/bugs/205453
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Since I've move from gutsy to hardy the sound mixer controls worsened,
they are very basic in comparison to gutsy.
Headphones switch which suppose to mute the speakers when headphones are
plugged in, does not work.
my soundcard is build in on Dell Vostro 200 : Audio device: Intel Corporation
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