[alsa-devel] Strange sound of IDT 82hd206xx6 at font port in AC97 mode

Raymond Yau superquad.vortex2 at gmail.com
Tue Feb 4 15:16:31 CET 2014


> >
> >
> > Simple mixer control 'Swap Center/LFE',0 Capabilities: pswitch
> > pswitch-joined penum Playback channels: Mono Mono: Playback [off]
> >
> >
> >
> > Do this switch change the output of center and lfe when you run
> >
> > speaker-test -c 6 -t wav -D hw:0,0
> >
> I only hear the font left and font right in both side of my
> headphone(the one for android)
> > seem that your are not using latest alsa driver
> The alsa driver? Well, shall I try the latest kernel?

Do the channel swap at the orange rack at rear panel ?

Do you have a speaker to test ?

This switch seem lost in the latest alsa driver
>


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