I have the same laptop, Ubuntu 16.04 also and the same pitch/whistle static noise in headphones (it doesn't matter whether my sound volume is muted or not). The noise started approximately after login screen appearing. I used this temporary solution http://ubuntuforums.org/showthread.php?t=2204740 using p. 2 and 3:
2. Add this line to /etc/modprobe.d/alsa-base.conf Code: options snd-hda-intel model=dell-headset-multi 3. Reload alsa Code: sudo alsa force-reload pulseaudio -k and it works for me now but I confirm the problem still exists -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1547024 Title: [N501VW, Realtek ALC668, Black Headphone Out, Right] Static Noise Problem To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/alsa-driver/+bug/1547024/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
