Acer Chromebook CB3-431-C5EX Wireless Card Replacement

Introduction

This repair guide is designed to instruct you on how to replace the wireless adapter in your Chromebook. All you will need for this replacement is a Phillips #0 screwdriver and a plastic spudger. Remember to completely power down your Chromebook before working on it, and handle the internal components of you Chromebook with care as they are fragile.

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Étape 1 Bottom Panel

Acer Chromebook CB3-431-C5EX Wireless Card Replacement, Bottom Panel: étape 1, image 1 de 1

Working on your device while it is turned on may result in electric shock. Make sure to shut down and unplug your device before you begin.
Turn device over so the bottom panel is facing you.

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Étape 2

Remove the eight 4mm Phillips #0 screws.
Remove the two 6mm Phillips #0 screws.

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Étape 3

Insert a plastic opening tool into the crack between the bottom panel and the side of the computer.
Gently pry the panel off the computer by continuously pulling up and on the panel and moving the plastic opening tool around the crack until the panel comes off.
There are several clips holding the cover in place.
Remove the bottom panel and set it aside.

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Étape 4 Wireless Card

Acer Chromebook CB3-431-C5EX Wireless Card Replacement, Wireless Card: étape 4, image 1 de 1

Remove the 4mm Phillips #0 screw securing the wireless adapter to the main circuit board.

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Étape 5

Unplug the Wireless adapter from the main circuit board by giving the adapter light pressure and sliding it out of its port.

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Étape 6

Detach the two cables from the Adapter by pulling directly up on them, and then remove the adapter.
Note that the black cable is already detached in this photo to show what it looks like with the cables removed.
Be sure to note the original locations of the black and white cables when installing the new wireless adapter.