To solve this bug requires knowledge of how the hda chip in these
notebooks is connected. From what I've been told, it is possible to find
out this information by looking at the .inf files for the audio drivers
for Windows. Are you able to possibly obtain this file and put it up
somewhere? This
Public bug reported:
Reporting this bug for another user...
In MacBook and MacBookPro 5,1 (aluminium, late 2008) the soundcard works
out of the box only with headphones, and to turn speakers on it is
necessary to manually set the 6 channels. In that case, sound is heard
both on headphones and
