Take battery out. Unplug power. Push power button. reconnect battery. press power it should start. If you have a slim model you may have to take the bottom off to access the battery. The 4 black blocks on the bottom once inside are the battery cells. About the middle of these cells is a cable that connects to the motherboard. unplug it... press power button. now connect the battery and close the laptop back up. press power and it should start.
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Take battery out. Unplug power. Push power button. reconnect battery. press power it should start. If you have a slim model you may have to take the bottom off to access the battery. The 4 black blocks on the bottom once inside are the battery cells. About the middle of these cells is a cable that connects to the motherboard. unplug it... press power button. now connect the battery and close the laptop back up. press power and it should start.