How to Detect Hard Disk Failure Before It Happens - Types of Crashes and Noises

How to diagnose hard drive problems leading up to a crash or failure. Sometimes you can tell if your hard drive might be going out. If your hard drive is making weird or loud noises, it could be the ticking click of death or maybe it just won't rest and grinds constantly. It could be mechanical failure or heavy file fragmentation causing the problem in Windows XP or Vista with files not loading or the PC unable to boot.