Doesn't boot but sounds like optical drive is loading
crwdns2934249:0crwdne2934249:0:
Hi, I have an A1224 EMC2210, no display but fans run and optical drive makes ejecting noise repeatedly
LED 1 ON
LED 2 ON
LED 3 Blinks every 2 seconds
LED 4 OFF
No video from mini DVI port in the back. Suspect video card or logic board? What does blinking LED mean?