11 Replies Latest reply: Aug 2, 2012 1:52 PM by Dungondude
Dungondude Level 1 Level 1 (20 points)

i have reset the pmu and i am shure the harddrive is good, no sound plays at startup and it wont boot from disk. i cleaned it all out and got a new battery, and it wont even change if i connect a mini display adapter and use a external screen. PLEASE HELP ME OUT HERE