crwdns2931527:0crwdnd2931527:0crwdnd2931527:0crwdnd2931527:0crwdne2931527:0
crwdns2935425:06crwdne2935425:0
crwdns2931653:06crwdne2931653:0
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Unscrew total of six 4mm screws that attach each circuit board to the top cover, using Phillips #2 screwdriver.
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Remove and replace the circuit board.
crwdns2944171:0crwdnd2944171:0crwdnd2944171:0crwdnd2944171:0crwdne2944171:0