crwdns2934241:0crwdne2934241:0 Benjamin

crwdns2947189:0crwdne2947189:0:

start up with black screen

crwdns2934249:0crwdne2934249:0:

I have MacBook Pro 17 “ early 2011 starting up but display is black, notice, and gpu is no working

crwdns2866306:0crwdne2866306:0:

MacBook Pro 17" Unibody

crwdns2915684:0crwdne2915684:0:

open