Introduction
Tools
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            Using the Phillips head screwdriver PH000, remove the two 1.4 mm screws that are located on the backside of the device. 
 
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            Slide the back cover off by pushing it to the left, away from the side that held the screws. 
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            Remove the cover. 
 
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            Once the back cover has been removed locate the battery in the bottom right corner of the device. 
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            Using the pointed end of the spudger, push out the white plug that is connected to the battery from its beige base. 
 
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            Use the flat end of the spudger to pry the battery out of its holder. There may be glue holding it in place. 
 
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            Using a screwdriver remove the four 1.4 mm screws that are holding the black plastic casing in place. 
 
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            Pry open the black casing to access the screw that is holding down the battery holder. 
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            Remove the one 1.4 mm screw that is holding down the battery holder located under black casing. 
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            Lift the black inner casing and the battery holder out of the device. 
 
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To reassemble your device, follow these instructions in reverse order.