crwdns2934241:0crwdne2934241:0 Majesty

crwdns2934249:0crwdne2934249:0:

I believe you answered one of your own questions on your own.   The connection to the Logic Board is bad, shorted out somehow.  If there is a way to bypass The Optical Drive during the boot process you might resolve this problem. But, I'm not sure this is feasible.

crwdns2915684:0crwdne2915684:0:

open