Hi there ! I finally find the solution. (I only reboot one time. hope it will continue then). I add this line "options snd-hda-intel model=will probe_mask=1" at the end of the file /etc/modprobe.d/alsa-base.conf. Then reboot and it's a success.
All of the honours must go to this page : http://ubuntuforums.org/showthread.php?p=5397124 -- [Regression] No sound in Karmic (HDA Intel ICH6 & Realtek ALC260) https://bugs.launchpad.net/bugs/418627 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