Apple Hardware Test (AHT)

titorick

titorick

Geek
Pinoy Techie
Download the AHT for your computer model and use the contents to restore the /System/Library/CoreServices/.diagnostics folder, then reboot while holding d to start the diagnostic tools. How to Use Apple Hardware Test to Diagnose Mac Pro Problems if you have the Applications Restore DVD.

How to Use Apple Hardware Test to Diagnose Mac Problems
http://osxdaily.com/2016/06/25/how-to-use-apple-hardware-test-to-diagnose-mac-problems/

1. MacPro1,1 Mac-F4208DC8
http://download.info.apple.com/Apple_Hardware_Test/018-2769-A.dmg

2. MacPro2,1 Mac-F4208DA9
http://download.info.apple.com/Apple_Hardware_Test/018-2667-A.dmg

3. MacPro3,1 Mac-F42C88C8
http://download.info.apple.com/Apple_Hardware_Test/022-4020-A.dmg

4. MacPro4,1 Mac-F221BEC8
http://download.info.apple.com/Apple_Hardware_Test/022-4149-A.dmg

5. MacPro5,1 Mac-F221BEC8
http://download.info.apple.com/Apple_Hardware_Test/022-4831-A.dmg
 
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