Introduction
If the power button, wireless switch, or volume toggle is unresponsive you may have to take off the hinge cover.
Tools
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            Push the two tabs in towards the laptop. 
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            Lift the battery up and out from the frame of the laptop. 
 
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            Use a plastic opening tool to lift the back of the hinge cover on the left and right sides of the computer. 
 
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                            Conclusion
                          
                          To reassemble your device, follow these instructions in reverse order.