I could correct playing problem using the following commands but microphone still not works.
sudo gedit /etc/modprobe.d/alsa-base.conf and add this line : options snd-hda-intel model=generic then save and do: sudo /etc/init.d/alsa-utils stop sudo apt-get -y install build-essential ncurses-dev gettext xmlto libasound2-dev sudo apt-get -y install linux-headers-`uname -r` libncursesw5-dev rm -rf ~/alsa* ~/.pulse* wget -O alsa-compile.sh http://www.alsa-project.org/alsa-compile.sh sudo chmod 755 alsa-compile.sh sudo ./alsa-compile.sh --driver --kmodules sudo ./alsa-compile.sh --driver --install reboot. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/805801 Title: sound card installed but not works To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+bug/805801/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs