Acer aspire 5552 cant turn on [Closed]

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Hello,
Sorry for my bad english.im worried about my acer, it was working fine till i put it in hibernate mode.when i tried to turn it on -nothing.i can hear a fan and hdd for a second, and then just fan.already tried removing hdd and ram and tried to start it-same thing.tried removing cmos.tried holding power button many times, when its not plugged in.my battery is dead so its not in laptop, and now when i plug in adapter, nothing happens, no light indicators.when i press power then appears light indicating that charger is plugged in.please help.im worried that i will need new mobo.


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