I added options snd-hda-intel model=auto,acer-aspire to the /etc/modprobe.d/alsa-base.conf, and it is working again. I have not tried the whether the volume is normal after waking from sleep.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1357724 Title: Extremely low volume from HP, also skipping and distorted voice To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/alsa-driver/+bug/1357724/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs