If you just set pin 0x15 to 0xc5 (OUT + HP), chances are that you can have working headphone output by retasking pin 0x15 as a headphone - but as raymond says, not easy to know without alsa-info ( https://wiki.ubuntu.com/Audio/AlsaInfo )
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/971561 Title: [MacBook5,2, Realtek ALC889A, Green Headphone Out, Rear] No sound at all To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/alsa-driver/+bug/971561/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs