From owner-freebsd-multimedia@FreeBSD.ORG  Wed Apr 18 22:46:00 2007
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From: "Christian =?iso-8859-15?q?M=FCller?=" <raptor@xpls.de>
To: Ariff Abdullah <ariff@freebsd.org>
Date: Thu, 19 Apr 2007 00:30:15 +0200
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Cc: freebsd-multimedia@freebsd.org
Subject: Re: snd_atiixp on MSI S270, speakers disabled
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Am Mittwoch, 18. April 2007 22:37:50 schrieb Ariff Abdullah:
> On Wed, 18 Apr 2007 22:00:37 +0200
>
> Christian Mueller <raptor-freebsd-multimedia@xpls.de> wrote:
> > Hi,
> >
> > running FreeBSD 6.2-p3 with a generic kernel and snd_atiixp gives me
> > no sound  on the notebook speakers. With headphones it is barely
> > noticeable. I've tried  setting all mixer variable to 100 with no
> > avail.
> >
> > raptor@hexe:~> pciconf -l | grep pcm
> > pcm0@pci0:20:5: class=0x040100 card=0x01311462 chip=0x43701002
> > rev=0x01  hdr=0x00
> >
> > raptor@hexe:~> dmesg | grep pcm
> > pcm0: <ATI IXP 400> mem 0xfbdfc800-0xfbdfc8ff irq 17 at device 20.5
> > on pci0 pcm0: <Avance Logic ALC655 AC97 Codec>
> >
> > There is an ALSA patch which fixes some EAPD for the S270 by
> > flipping bit 0  (?) in register 0x7a of the AC97 codec... whatever
> > that means.
> >
> > I've tried fiddling around in ac97.c and snd_atiixp.c, but since I
> > don't know  what I'm exactly doing, I wasn't successful so far :)
> >
> > Would anyone be so kind in helping me with this?
>
> Don't fiddle with ac97.c . Instead, go to Line 800 in atiixp.c and try
> adding your card id (0x01311462) there.
>
>
> --
> Ariff Abdullah
> FreeBSD
>
> ... Recording in stereo is obviously too advanced
>     and confusing for us idiot ***** users :P ........

Thanks for your quick response, Ariff. 

After reading similiar posts i've already tried that and just checked again, 
but unfortunately it doesn't help.