The apple-hardware-test tag has no wiki summary.
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Testing a MacBook Pro's RAM upgrade
What are the best possible RAM tests that can be run on a MacBook Pro (Early 2011 running Mountain Lion) after upgrading RAM from 4 GB to 16 GB?
I see there a quite a few tools out there and the ...
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2answers
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How can I perform an Apple Hardware Test without my original install media?
I have a 2007 MacBook that I'd like to perform an Apple Hardware Test on, but I don't have the original install media. I have a Snow Leopard install DVD, but rebooting and holding down D does not ...
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Why is Apple hardware test (AHT) not loading when pressing key D on system start?
I purchased a Late-2011 MacBook Pro 15" used a month ago. At the time of purchase, I successfully ran the Apple Hardware Test.
I've since installed a new SSD and aftermarket RAM. The computer appears ...
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1answer
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Why is my MacBook Pro's fan constantly on at 6000RPM?
I recently replaced the logic board on my Mac, now I have this "fan constantly on at 6000RPM all the time" issue.
So I did an Apple hardware test using the installation disk that came with my Mac and ...
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1answer
836 views
MacMini crashing after changing memory?
After I bought a new MacBook Pro 2011 with 4 GB or RAM at 1333 MHz I decided to switch the RAM with the one from the old MacMini 8 Gb at 1066 MHz.
Initially I was expecting to have problems with the ...
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1answer
818 views
How can I run a hardware test in lion?
My Mac was shipped with Lion. Therefore I have no install CDs that I could use to run a hardware test.
How can I run a hardware test?
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1answer
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How much time would pass before overwriting data on iPod/iPhone flash memory results in failure?
Just for the sake of this question.
Let's say I have a file that fills my iPod completely, and I set an automated test to save this file into my iPod and overwrite it, non stop. How much time will ...
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How to test my video memory on a 2010 13" MacBook Pro?
I have MacBook Pro 13" Mid 2010, NVIDIA GeForce GT 320M
Recently (but right after installing OS X Lion) I've encountered artifacts on my screen. It's quite often and I can't say if the problem came ...
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2answers
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Can't get Apple Hardware Test to work
So I'm trying to run the Apple Hardware Test. I start the computer up and hold "D". It boots into OS X like a normal startup. So, I plug in the Ethernet and hold option-D to do the AHT from the ...
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2answers
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How to run the Apple Hardware Test in Snow Leopard on a MacBook Pro?
I have a MacBook Pro with Snow Leopard.
I have an image of the Installation Disk in a USB Hard Drive (Snow Leopard Partition). Then to boot the system and start using the Hardware Test software I did ...
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What tool can I use to hardware test an iMac without installing anything on it?
I'm going to buy a mid-2010 iMac quad-i5 tomorrow. I remember years ago when I sold my laptop I ran a hardware test on it for the benefit of the buyer. Can't remember what it was and it was quite a ...
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How to interpret outcome of Apple Hardware Test on Malfunctioning Macbook-Pro/Snow Leopard
Ran Apple Hardware Test from original Tiger install disc to diagnose recurrent worsening inconsistent kernel panics. The Hardware Test hangs up at 35 seconds, while "testing memory." The first time ...
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Do older non retina apps look 'bad' on the retina MacBook Pros? [closed]
I’m thinking of buying a MacBook Pro with retina display, but some of the programs I use, specifically Adobe CS5 programs, don’t support retina displays.
I’ve heard that programs that haven’t been ...
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142 views
How do I get AHT to start on restart?
I have tried restarting my iMac while holding D, waiting a few seconds after the chime and also holding down D till it gets to my Desktop, in not one of the instances did my iMac start up Apple ...
