Apple Hardware Test Internet Recovery
To use internet apple hardware test start up your mac and hold down both the option and d keys on your keyboard.
Apple hardware test internet recovery. The first is on your boot drive but in addition if your system came with a gray restore dvd then tests specific to your system will be available on it as well. To restart your mac click restart or press r. You should see a gray screen with an animated globe appear. Do not run the hardware test using only your mac s.
But the apple document says it should show an icon where i can launch the long aht test. It should say something like starting internet recovery. Immediately hold down the option and d. Starting internet recovery restart shutdown after a few seconds it launches the basic aht test.
Press the power button to start the power on process. To shut down click shut down or press s. Click agree to send to send your serial number and reference codes to apple. If you choose to get more information your mac starts up from macos recovery and displays a web page asking you to choose your country or region.
For those without dvd drives and those created after 2010 apple s internet recovery services can be used to download and run applicable hardware tests. If you re connected to the internet using ethernet you don t have to connect to a wi fi network during internet recovery. This may take a while. Using the apple hardware test over the internet make sure your mac is turned off.