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A dead system that gives no signs of life when turned on can be caused by the following:
With four suspects , it's time to play detective. Use the procedure outlined next to find the actual cause of a dead system. If one of the test procedures in the following list corrects the problem, the item that was changed is the cause of the problem. Power supplies have a built-in safety feature that shuts down the unit immediately in case of short circuit. The following steps are designed to determine whether the power problem is caused by a short circuit or another problem:
It's a long list, but chances are you'll track down the offending component before you reach the end of it. |
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