Power supply issues are the main cause of this problem. If your computer or printer is not directly connected to the main power source, say they are connected through a UPS, the UPS might be faulty.
Savvy Gamer on MSN
MacBook won't turn on? Try these 3 life-saving tricks
Uh-oh. You're in the middle of work when your laptop suddenly shuts off. No problem, you'll just press the power button and ...
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