crwdns2934241:0crwdne2934241:0 rj713
crwdns2934249:0crwdne2934249:0:
Here is a link to a previous solution. If this doesn't solve your problem please check the 146 solutions to the right of your question for further help. Good luck. http://www.ifixit.com/Answers/View/75337/Screen+will+not+light+up+unless+external+video+is+connected
crwdns2915684:0crwdne2915684:0:
open