Introduction
This motherboard replacement guide will walk you through the steps on how to remove necessary components in order to get to the motherboard. Replacing the motherboard is a moderate, four-step process using necessary tools, including a soldering iron.
Tools
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            Use the spudger to release three (3) black clips connecting the components to the motherboard. 
 
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            Use the soldering iron to heat the end of the wires connecting the speaker to the motherboard. 
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            Apply heat until the wires are free. 
 
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            Using the soldering iron, apply heat to the end of the wires until they are free from the motherboard. 
 
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            Now that the battery and speaker are removed, the black clips are undone, and the motherboard is unscrewed, remove the motherboard. 
 
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To reassemble your device, follow these instructions in reverse order.