7 Replies Latest reply: May 24, 2012 11:26 AM by OGELTHORPE
samzseb Level 1 Level 1 (0 points)

Suddenly; i dont have any sound in my mcbook pro. I looked in the preferences an it does not appear any output way. when i puch the F12 button, a sign of forbidden appears. What happened?

MacBook Pro, Mac OS X (10.7.4)