Thanks very much Sir! So I installed and after a few reboots, my sound is not working through the speaker. It does work through the headphones though. I wonder if I did something wrong.. sv@ububox:~$ dpkg -l |grep alsa-hda-lts-quantal-dkms ii alsa-hda-lts-quantal-dkms 0.201302131900~precise1 HDA driver in DKMS format. Shannon On Thu, Feb 14, 2013 at 4:00 AM, David Henningsson <