After install the new ALSA driver and specify model=3stack, with the instructions Raymond gave, i'm able to listen sound again !. Thanks for your help !.
Only thing I cannot record sound with microphone. :( -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1185497 Title: [PI945GCM, SigmaTel STAC9221 A2, Green Headphone Out, Front] No sound at all To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/alsa-driver/+bug/1185497/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs