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Garmin Nuvi 255W Logic Board Replacement

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Removing the logic board from the Garmin Nuvi 200

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  1. Garmin Nuvi 255W Logic Board Replacement, Rear Casing: crwdns2935265:01crwdnd2935265:01crwdnd2935265:02crwdne2935265:0 Garmin Nuvi 255W Logic Board Replacement, Rear Casing: crwdns2935265:01crwdnd2935265:02crwdnd2935265:02crwdne2935265:0

    • Peel off the sticker from the bottom of the device to reveal two screws.

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  2. Garmin Nuvi 255W Logic Board Replacement: crwdns2935265:02crwdnd2935265:01crwdnd2935265:01crwdne2935265:0

    • Remove two T5 Torx screws.

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  3. Garmin Nuvi 255W Logic Board Replacement: crwdns2935265:03crwdnd2935265:01crwdnd2935265:02crwdne2935265:0 Garmin Nuvi 255W Logic Board Replacement: crwdns2935265:03crwdnd2935265:02crwdnd2935265:02crwdne2935265:0

    • Insert a plastic opening tool in the gap between the front and rear casing.

    • Carefully work the tool around the gap, separating the two halves of the case.

    • Keep the power switch in place while removing the rear case.

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  5. Garmin Nuvi 255W Logic Board Replacement, Logic Board: crwdns2935265:04crwdnd2935265:01crwdnd2935265:01crwdne2935265:0

    • Peel away the tape holding the ribbon cable in place.

    • Disconnect the ribbon cable by using a spudger to flip up the retaining flap on its ZIF-style connector. Then gently remove the cable.

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  6. Garmin Nuvi 255W Logic Board Replacement: crwdns2935265:05crwdnd2935265:01crwdnd2935265:01crwdne2935265:0

    • Pull out the cable between the logic board and the speaker to disconnect them.

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  7. Garmin Nuvi 255W Logic Board Replacement: crwdns2935265:06crwdnd2935265:01crwdnd2935265:02crwdne2935265:0 Garmin Nuvi 255W Logic Board Replacement: crwdns2935265:06crwdnd2935265:02crwdnd2935265:02crwdne2935265:0

    • Remove the three screws from the logic board using the #00 Phillips screwdriver.

    • Lift the board away from the case but do not pull the logic board completely off, as it is still attached to the battery by a cable.

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  8. Garmin Nuvi 255W Logic Board Replacement: crwdns2935265:07crwdnd2935265:01crwdnd2935265:02crwdne2935265:0 Garmin Nuvi 255W Logic Board Replacement: crwdns2935265:07crwdnd2935265:02crwdnd2935265:02crwdne2935265:0

    • Detach the logic board form the battery by pulling out the cable.

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To reassemble your device, follow these instructions in reverse order.

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Anjelica

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Cal Poly, Team 25-90, Amido Spring 2010 crwdns2935289:0Cal Poly, Team 25-90, Amido Spring 2010crwdne2935289:0

CPSU-AMIDO-S10S25G90

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