I've found a solution here : http://mac.linux.be/content/test-karmic-koala-rc-macbook-21
We just need to install gnome-alsamixer and to unmute external speaker. So, all channels should just be unmuted by devs -- [9.10 - Macbook] No output sound in headphone https://bugs.launchpad.net/bugs/470599 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
