I am considering resetting the PMU on my Mac, but I'm am unsure what it exactly does. I know it resets date/time, but what other settings does it wipe?
I have a "15" Mac Book Pro 5,1 and after running it stone dead on battery once it wouldn't power on without holding down the power button, with battery and AC removed and then plug AC back in while ...
Today i started my macbook pro and after some seconds it stopped working (just turned). I was not able to start it again. After some apple support search I found a page that described how to reset the ...