@Po-Hsu Can you confirm if this issue happens when the notebook is using AC, DC or both?
** Changed in: hwe-next Status: Triaged => Incomplete -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1378727 Title: nVidia GK106GLM [Quadro K2100M] [10de:11fc] No audio output on HDMI / DP port with nvidia-331 To manage notifications about this bug go to: https://bugs.launchpad.net/hwe-next/+bug/1378727/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs