Hello, I have a early 2009 Mac Pro 4,1. Out of no where while using it just shut it off completely and when I went to go reboot it, everything sounded fine except that I didn't hear the start up chime and my display remained inactive.
The light above the power button stays solid and when I press the power button while holding DIAG button and watching the status lights, the EFI DONE and GPU OK Led's light up for a second but do not stay lit up. But the PSUPWR OK led stays lit up green.
I've...
Mac Pro4,1 Early 2009 Won't completely boot, no chime, no display
The light above the power button stays solid and when I press the power button while holding DIAG button and watching the status lights, the EFI DONE and GPU OK Led's light up for a second but do not stay lit up. But the PSUPWR OK led stays lit up green.
I've...
Mac Pro4,1 Early 2009 Won't completely boot, no chime, no display