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This guide will go through the steps of replacing the motherboard for the Motorola MB525 starting from the tear down of the phone to replacement of the motherboard itself.
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Using the screwdriver and the T-5 bit, unscrew the seven 5 mm screws around the outside of the phone.
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Remove the back cover of the phone by sliding the bottom black button to the unlock position and lifting it up.
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Use a plastic opening tool to pry the battery out of the phone.
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Unscrew the two silver screws located at the top of the back of the phone.
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Use a plastic opening tool to gently pry the midframe from the rest of the phone.
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Use metal spudger to pry off the middle yellow flap carefully.
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crwdns2935267:0crwdne2935267:0Tweezers$4.99
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Use tweezers again to pry off the second yellow flap carefully.
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The motherboard is the whole green board. Pry it off carefully with tweezers from the sides and place it aside.
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To reassemble your device, follow these instructions in reverse order.
To reassemble your device, follow these instructions in reverse order.