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LG VX5400 Logic Board Replacement

Introduction

A guide on how to replace the logic board in the LG VX5400.

What you need

  1. LG VX5400 Logic Board Replacement, Battery: step 1, image 1 of 1

    • Turn off the cell phone and turn it over on its back side

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  2. LG VX5400 Logic Board Replacement: step 2, image 1 of 1

    • Hold the phone case in your palm and slide the back cover towards yourself using your thumb

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  3. LG VX5400 Logic Board Replacement: step 3, image 1 of 3 LG VX5400 Logic Board Replacement: step 3, image 2 of 3 LG VX5400 Logic Board Replacement: step 3, image 3 of 3

    • Slide a tool or finger into the notch at the top of the battery to carefully remove it.

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  5. LG VX5400 Logic Board Replacement, Outer Casing: step 4, image 1 of 1

    • Take the Philips screwdriver and unscrew the four visible screws on the backside of the phone indicated by the four red circles.

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  6. LG VX5400 Logic Board Replacement: step 5, image 1 of 1

    • Then, take the pointed end of a spudger and pry out the rubber stopper to reveal the last screw at the top indicated with the blue circle.

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  7. LG VX5400 Logic Board Replacement, Logic Board: step 6, image 1 of 2 LG VX5400 Logic Board Replacement, Logic Board: step 6, image 2 of 2

    • While the phone is open and faced up, carefully insert a tool into the middle to seperate the bottom half of the phone.

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  8. LG VX5400 Logic Board Replacement: step 7, image 1 of 2 LG VX5400 Logic Board Replacement: step 7, image 2 of 2

    • Carefully slide out the keypad and remove the logic board. Then insert new the logic board.

    Edit
Conclusion

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

2 other people completed this guide.

Author

with 5 other contributors

Sourabh

Member since: 04/15/10

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3 Guides authored

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Team

Cal Poly, Team 26-26, Regan Spring 2010 Member of Cal Poly, Team 26-26, Regan Spring 2010

CPSU-REGAN-S10S26G26

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10 Guides authored

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