[alsa-devel] No sound with nVidia Corporation MCP79 High Definition Audio (rev b1) (Macbook Pro 5, 5)

Takashi Iwai tiwai at suse.de
Thu Jul 2 15:15:34 CEST 2009

At Thu, 2 Jul 2009 12:54:47 +0200,
Andreas Nüßlein wrote:
> but i can't get any sound eventhough all channels are unmuted and turned up to 
> 100.
> i also aplay -Dfoo file.wav again, where foo = default,front,surround40,.... , 
> but i always get: aplay: main:608: audio open error: Invalid argument

The error is strange.  Did you build with --enable-dynamic-minors
configure option?

Otherwise the codec registers look OK.


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