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LG VX4500 Motherboard Replacement

Introduction

An LG VX4500 phone motherboard may become damaged after being exposed to excessive moisture or severe temperatures and from dropping the phone. If your motherboard becomes damaged, this guide will show you how to successfully replace it. A special skill required to complete this guide is soldering.

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  1. LG VX4500 Motherboard Replacement, Battery: étape 1, image 1 de 1

    • Turn the closed phone so that the back panel is facing you.

    • Press down and forward firmly on the gray tab in the middle of the phone.

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  2. LG VX4500 Motherboard Replacement: étape 2, image 1 de 2 LG VX4500 Motherboard Replacement: étape 2, image 2 de 2

    • Now just lift up on the battery and remove it from the phone.

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  3. LG VX4500 Motherboard Replacement, Rear Cover: étape 3, image 1 de 1

    • Remove the rubber grommet using a Spudger.

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  4. LG VX4500 Motherboard Replacement: étape 4, image 1 de 1

    • Be sure not to lose the screws. They are small!

    • Remove the five screws using a Phillips #00 Screwdriver.

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  6. LG VX4500 Motherboard Replacement: étape 5, image 1 de 3 LG VX4500 Motherboard Replacement: étape 5, image 2 de 3 LG VX4500 Motherboard Replacement: étape 5, image 3 de 3

    • When removing back cover, be careful not to break the speaker wires.

    • Using an Opening Tool, carefully pry off the back cover.

    • Using tweezers, gently pull the speaker wires out.

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  7. LG VX4500 Motherboard Replacement: étape 6, image 1 de 1

    • Separate the two halves.

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  8. LG VX4500 Motherboard Replacement, Keypad: étape 7, image 1 de 3 LG VX4500 Motherboard Replacement, Keypad: étape 7, image 2 de 3 LG VX4500 Motherboard Replacement, Keypad: étape 7, image 3 de 3

    • Carefully pry and lift up on the logic board using an iPod Opening Tool.

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  9. LG VX4500 Motherboard Replacement: étape 8, image 1 de 1

    • Carefully flip the logic board up and out of the way.

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  10. LG VX4500 Motherboard Replacement: étape 9, image 1 de 3 LG VX4500 Motherboard Replacement: étape 9, image 2 de 3 LG VX4500 Motherboard Replacement: étape 9, image 3 de 3

    • Use an iPod Opening Tool to lift up on the keypad and pull it out.

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  11. LG VX4500 Motherboard Replacement, Motherboard: étape 10, image 1 de 1

    • DO NOT TOUCH SOLDERING IRON. IT IS EXTREMELY HOT.

    • Use a soldering iron to desolder the solder joint on the front of the motherboard.

    • If you need more information on soldering, refer to this guide.

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  12. LG VX4500 Motherboard Replacement: étape 11, image 1 de 1

    • Desolder the joint on the back using a soldering iron.

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  13. LG VX4500 Motherboard Replacement: étape 12, image 1 de 3 LG VX4500 Motherboard Replacement: étape 12, image 2 de 3 LG VX4500 Motherboard Replacement: étape 12, image 3 de 3

    • Carefully detach the ribbon cable and remove the motherboard.

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Conclusion

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

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David Foster

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Cal Poly, Team 25-88, Amido Spring 2010 Membre de l'équipe Cal Poly, Team 25-88, Amido Spring 2010

CPSU-AMIDO-S10S25G88

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