crwdns2934241:0crwdne2934241:0 Dan

crwdns2934249:0crwdne2934249:0:

Have you tried resetting the SMC? [http://support.apple.com/kb/HT3964?viewlocale=en_US&locale=en_US|Resetting the SMC]

Also note Apple has a extended warranty on the ATI Radeon display adapter [http://support.apple.com/kb/TS3630|Apple TN]

crwdns2915684:0crwdne2915684:0:

open