Mac doesnt work, problem with screen
When i start my mac, screen is broken, black & white, like an picture! I dont know, what is with this mac! My mac ID is BCGA1114 ... can you help me? PICTURE
And when i have my mac turning off a long time, he starting normaly - white screen, apple logo and loading logo... but, after minute loading logo stopped and... done... i must turn off mac... ?!