I don't have any sound after uppgraded to Yosemite
After i upgraded to OX Yousmite i can't get any sound from my internal speakers on my mac-pro. Does someone have any answers for me/regards Martin
MacBook Pro (13-inch Mid 2012)
Reset PRAM. http://support.apple.com/kb/PH18761
Reset SMC. http://support.apple.com/kb/HT3964
Choose the method for:
"Resetting SMC on portables with a battery you should not remove on your own".