Re: cs64xx distortion (GameTheater XP)

[Christian Esken <c.esken@cityweb.de>]

Am Thursday 16 January 2003 22:24 schrieben Sie:
> Christian Esken wrote:
> >Takashi Iwai wrote:
> >>Christian Esken wrote:
> >>>I wonder what the status of the cs64xx distortion problem is.
> >>>I tested the 2003-01-14.tar.bz2 snapshot with my GameThaeter 7.1 XP
> >>>and it still shows those heavy distortions on analog output.
> >>
> >>well, it looks like you passed external_amp=1 option to the module,
> >>which you don't need usually.
> >>
> >>anyway, try the attached patch (and without external_amp=1 option).
> >>it will clean up the amplifier controls.
> >
> >Tried it. Unfortunately the patch does not help. Probably the distortion
> >is slightly less, but still the soundcard is basically unusable.
> >
> >I removed the external_amp=1 and reloaded the driver - and I sure that
> >actually the new driver got loaded.
>
> Does the sound quality improve if you lower the volume of PCM and/or
> master? If so, does reloading the cs46xx module (or restarting alsa) help?

Lowering helps, but the sound is still very very bad.


> Try
> /etc/init.d/alsa force-restart
> as root or
> modprobe -r snd-cs46xx
> modprobe snd-cs46xx
> as root.

Reloading the module does not help.
I also tried the "mute-unmute-CD-volume" thing, but this does not help at all.

Chris




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