[alsa-devel] Constant noise on HDA ALC275

Julien Danjou julien at danjou.info
Fri Sep 21 15:37:40 CEST 2012

On Fri, Sep 21 2012, Takashi Iwai wrote:

> It's something like:
> 	hda-verb /dev/snd/hw0D0 0x14 SET_EAPD 0x00
> to turn off, and

This completely shuts down the speaker: no noise, but no sound at all if
I play something.

> 	hda-verb /dev/snd/hw0D0 0x14 SET_EAPD 0x02
> to turn on.

That makes it back to normal, with noise. :)

> Also, try to mute all sources in NID 0x0b,
> 	hda-verb /dev/snd/hw0D0 0x0b SET_AMP 0x7480

This seems to not change anything at all.

Julien Danjou
;; Free Software hacker & freelance
;; http://julien.danjou.info
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