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Garmin Nuvi 42LM Motherboard Replacement

Introduction

You will need to remove several screws and the battery in order to replace the motherboard.

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  1. Garmin Nuvi 42LM Motherboard Replacement, Back Cover: étape 1, image 1 de 3 Garmin Nuvi 42LM Motherboard Replacement, Back Cover: étape 1, image 2 de 3 Garmin Nuvi 42LM Motherboard Replacement, Back Cover: étape 1, image 3 de 3

    • Remove the four screws on the back of the GPS using the T5 Torx screwdriver.

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  2. Garmin Nuvi 42LM Motherboard Replacement: étape 2, image 1 de 3 Garmin Nuvi 42LM Motherboard Replacement: étape 2, image 2 de 3 Garmin Nuvi 42LM Motherboard Replacement: étape 2, image 3 de 3

    • Pry the GPS open using a plastic opening tool.

    • When prying open the device, use caution to avoid damaging the motherboard.

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  3. Garmin Nuvi 42LM Motherboard Replacement, Motherboard: étape 3, image 1 de 3 Garmin Nuvi 42LM Motherboard Replacement, Motherboard: étape 3, image 2 de 3 Garmin Nuvi 42LM Motherboard Replacement, Motherboard: étape 3, image 3 de 3

    • Using the T5 Torx screwdriver, remove the two screws located on the motherboard.

    • There are two screws - one in the back and one in the front.

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  5. Garmin Nuvi 42LM Motherboard Replacement: étape 4, image 1 de 1

    • Move the motherboard from from its designated location on the GPS.

    • Do not pull on red, green, and black cables when repositioning the motherboard.

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  6. Garmin Nuvi 42LM Motherboard Replacement: étape 5, image 1 de 2 Garmin Nuvi 42LM Motherboard Replacement: étape 5, image 2 de 2

    • Gently unplug the red, green, and black bundled cable to remove the battery.

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  7. Garmin Nuvi 42LM Motherboard Replacement: étape 6, image 1 de 2 Garmin Nuvi 42LM Motherboard Replacement: étape 6, image 2 de 2

    • Use blue plastic opening tool to carefully pry the battery from the GPS.

    • You might need to use additional force when prying because there is adhesive glue on the back of the battery.

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  8. Garmin Nuvi 42LM Motherboard Replacement: étape 7, image 1 de 1

    • Using a soldering iron, desolder the black and blue wires connected to the motherboard.

    • Once the black and blue wires are desoldered, llift the motherboard out and away from the device.

    • Check out this awesome guide on how to solder and desolder connections.

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Conclusion

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

Auteur

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Elina Zhukov

Membre depuis le 01/18/17

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Équipe

Eastern Washington University, Team 2-1, Crane Winter 2017 Membre de l'équipe Eastern Washington University, Team 2-1, Crane Winter 2017

EWU-CRANE-W17S2G1

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