i have a dell vostro 1540 laptop windows 7 home edition.
for the first time it turned off after 2 3 hours of working..this happened 4 or 5 times again...i thought it was virus and wanted to re-install windows..but i couldn't because the time of turning off had been shorter that couldn't even start windows...i searched for this problem and found that i should reset my hard...when i did that it have been fixed for a day..but after that the problem came back...i didn't know if it is virus or software problem or hardware problem ..i don't know .....
for the first time it turned off after 2 3 hours of working..this happened 4 or 5 times again...i thought it was virus and wanted to re-install windows..but i couldn't because the time of turning off had been shorter that couldn't even start windows...i searched for this problem and found that i should reset my hard...when i did that it have been fixed for a day..but after that the problem came back...i didn't know if it is virus or software problem or hardware problem ..i don't know .....
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