On numerous occasions we've extolled the virtues of Apple's Hardware Test disc as a first step in investigating potential hardware issues that result in problems with startup, repeated kernel panics, ...

I have a 2008 (3,1) Mac Pro running running ML and can't get the Hardware Test to run. I don't have a Hardware Test disk, or if there is one, I can't find it. Apple instructions say to hold down the ...

My Mac Pro (Early 2008), or macpro3,1, has been having an issue where the screen will shut off and the fans will go into take-off mode. I think I have a bad RAM stick, and I want to run the hardware ...

If you suspect that there's a problem with the logic board on one of your business's MacBooks, use the Apple Hardware Test to run a series of tests to determine the problem. Newer MacBooks include an ...

Apple includes a hardware testing suite with all of its computers. Here is how to run it and interpret some of the error codes it may generate. Topher Kessler ...

Software tools for testing Wi-Fi can run on a laptop, but dedicated hardware tools offer the convenience of a sometimes less cumbersome form-factor that are compact enough to fit in the pouch of a ...