chezka's fix worked for me on an AMD Thinkpad Edge 11. But I also had to install the linux alsa driver modueles from this link, https://wiki.ubuntu.com/Audio/InstallingLinuxAlsaDriverModules . After that headphones and speakers were fine, mic not tested yet.
-- [Conexant CX20582 (Pebble)] Playback problem - sound from speakers when headphones plugged in, or both in headphones and speakers https://bugs.launchpad.net/bugs/549289 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs