Could you make sure that you're running version 2.6.35-25.43 of the kernel and that you have no alsa driver updates (or dkms updates) that might interfere?
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/611803 Title: [Lenovo IdeaPad Y550A] Subwoofer don't mute/unmute on plugging external acoustics -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
