Hardware problems can take several different forms:
Hardware problems that prevent Windows from starting
A newly installed hardware accessory that does not work as expected
A hardware accessory that did work correctly, but now fails
Unpredictable symptoms, such as failing applications and services, Stop errors, system resets, and accessories that behave unreliably
You should use a different process to troubleshoot each of these broad problem categories. The following sections discuss each of these suggested processes.
Some hardware problems—especially those related to hard disks or core features such as the motherboard or processor—can prevent ...