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オリジナル投稿者: upul priyantha ,

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hello

''i replaced m dell inspiron  n5050  laptop mother board.but laptop wont turn on.its turn on only with power ''adaptor.its not turn on  with  battery.also i want to press and hold power button before connect to the ac ''adaptor.if i  not press and hold power button laptop not turn on.any one help please''''''''''''''

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