Introduction
Today we are going to take you to a step by step guide on how to install a new keypad.
Tools
Parts
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            Use your fingers to push the battery upward from the bottom. 
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            Lift upwards to remove the battery. 
 
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            Unscrew the 3 screws shown. 
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            Lift up the right part of the Nextel logo and unscrew the screw underneath. 
 
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                            Conclusion
                          
                          To reassemble your device, follow these instructions in reverse order.