Discover the built-in hardware tests that can extend the life of your laptop and save you from expensive repairs.

Most computer problems are easily traced to either hardware or software errors. However, it isn't always obvious why your computer won't work, and establishing where the problem lies can often be ...

How to decipher error codes in Apple Hardware Test or Apple Diagnostics Your email has been sent Apple's Diagnostics utility is great at testing for hardware trouble ...

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, ...

Gadget blog Tested explains how to stress test your computer's most important hardware—and likely pain points in a buggy system—in order to diagnose and fix hardware problems that can commonly crop up ...

Are you considering some hardware upgrades for your computer? Or do you simply want to know where your PC stands compared to other computers? Benchmarking your computer can help you out. In computing, ...

If your computer starts making strange noises, it's a definite cause for concern. Clicking, grinding, or whirring sounds from your hard drive can signal imminent failure. These noises often indicate ...

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 ...

Modern-day PCs are more reliable than ever before, but that doesn’t mean they’re infallible. Equipment failures still happen, however rarely, and even the beefiest of computer components aren’t worth ...

Click DeviantArt to view it in all its glory and download it. The chart may look a bit outdated, but it can still be quite a learning experience. For those who want much higher resolution version go ...