![]() ![]() ![]() ![]() This will load it to the hardware test.Īfter language selection, use ctrl-L keyboard combination to get it to loop mode, and select extended test, and let it run at least for a few hours. On an Intel based Mac, insert Mac OS X Install disc 1 that came with your Mac to your Mac, and hold letter D at boot. If you get odd graphical errors, shutdowns, applications crash with or without a pattern, or there is some other behavior that makes you suspect the hardware, testing it is very easy. These tests are model specific, so using the discs of your PowerBook on your Mac Pro will not work. If you suspect your Mac might have a hardware failure, you can use the bundled Apple Hardware Test that came with your Mac. ![]()
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