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Why is my laptop`s power button on with no screen on?

I woke up to try and turn on my pc but the power button is on with no flickering but the screen isn`t.It remains black.What should I do to fix this?

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you could disconnect the cmos and battery and reconnect it after about 10-15 seconds

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Jackson King crwdns2934231:0crwdne2934231:0
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