I would remove the new memory as a first step. If that fails considering all you've done I would begin to think about a CPU, logic board or power supply failure. Please don't do anything rash until we hear from mayer on this. Good luck.
I would remove the new memory as a first step. If that fails considering all you've done I would begin to think about a CPU, logic board or power supply failure. Please don't do anything rash until we hear from mayer on this. Good luck.