I have the same problem on my MacbookPro 5,2. However, I found that the following works for me: If I bring up alsamixer then I find a setting (all the way to the right):
Enabled
<Auto-Mute>
Hitting the up- or down- arrow switches this to 'Disabled' and after that my speakers work, Yeay!
I have the same problem on my MacbookPro 5,2. However, I found that the following works for me: If I bring up alsamixer then I find a setting (all the way to the right):
Enabled
<Auto-Mute>
Hitting the up- or down- arrow switches this to 'Disabled' and after that my speakers work, Yeay!