Re: [alsa-devel] Constant noise on HDA ALC275

On Fri, Sep 21 2012, Takashi Iwai wrote:

One last thing I'd try is to disable the analog loopback path

hda-verb /dev/snd/hwC0D0 0x0d SET_AMP 0x7180

Woh, that does something! The noise is now different, it's a lot more "piercing". It was shhhhhhht now it's hiiiiiiiiiii.