Ubuntu
linux package

  1. Bug #382140
  2. Comment #2

Comment 2 for bug 382140

Revision history for this message
Martin Emrich (emme) wrote : Re: karmic: high-pitched noise from snd-hda-intel

I found this entry in /etc/modprobe.d/alsa-base.conf :

# Power down HDA controllers after 10 idle seconds
options snd-hda-intel power_save=10

When I remove it, the noise is gone.