Introdução
A working power button makes the difference between a working laptop and a brick. If your laptop refuses to turn on or doesn't respond to power button presses; replacing the power button circuit board may fix it.
O que você precisa
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Using a set of case opening tools, pry open the left and right sides of the black plastic strip above the keyboard.
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Fully detach the strip.
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Unscrew the screws on either side of the power button circuit board.
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Quase terminado!
To reassemble your device, follow these instructions in reverse order.
Conclusão
To reassemble your device, follow these instructions in reverse order.