For “normal” operation of a workstation computer, the light should be off most of the time with occasional flashes as programs access the disk. If the light is constantly on, or furiously flashing, during normal operation the computer’s memory might be too small (causing swapping) or the memory size is adequate and the machine is a very busy Web, file, e-mail or database server. If, during the computer’s boot sequence, the light is constantly on the computer’s memory might be too small or the data on the computer’s disk drive might be severely fragmented. A great deal can be learned by observing this light. Many times there is a picture next to the light that looks like a small beer can. This light goes on whenever there are reads or writes taking place to the computer’s disk. There is almost always a disk activity indicator light on a computer system. If you normally have copies of Word, Excel, Outlook, PowerPoint, Acrobat, Media Player, Quick Books and six Web browser windows all running and minimized at the same time, then re-create this load before starting the check-up. I suggest that you bring the machine up to a “normal” state before you perform the following steps. It may be necessary to use another sequence on the particular version of Windows that you are running. I will be giving the menu sequence for Windows 2000. Microsoft has revised the menu tree and moved programs around on the various versions of Windows. It is necessary to have “Administrator” permissions before these diagnostic steps can be performed. This article outlines six basic steps to a check the health of a Windows computer. In some ways a computer is like a car because a small amount of regular maintenance will dramatically improve its performance and extend its useful life.
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