Difficulty

Moderate

Steps

12

Time Required

                          25 - 30 minutes

Sections

3

  • Bottom Panel
  • 3 steps
  • Battery
  • 3 steps
  • Motherboard
  • 6 steps

Flags

1

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  • BackAcer Chromebook CB3-431-C5EX

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Introduction

What you need

Step 1

              Bottom Panel
  • 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.

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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Step 2

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

Remove the eight 4mm Phillips #0 screws.

Remove the two 6mm Phillips #0 screws.

Step 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.

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.

Step 4

              Battery
  • Remove the two 4mm Phillips #0 screws on either side of the battery pack that are securing it in place.

Remove the two 4mm Phillips #0 screws on either side of the battery pack that are securing it in place.

Step 5

  • Disconnect the taped white 8-pin cable on the bottom right of the battery pack.
  • Use thumbnail to pull on the small protruding tabs on either side of the connector.

Disconnect the taped white 8-pin cable on the bottom right of the battery pack.

Use thumbnail to pull on the small protruding tabs on either side of the connector.

Step 6

  • Carefully lift the entire battery pack out of the laptop.

Carefully lift the entire battery pack out of the laptop.

Step 7

              Motherboard
  • Remove the 4.7 mm screw from the Wi-Fi card using a Phillips #0 screwdriver.
  • Remove the Wi-Fi card from the laptop.

Remove the 4.7 mm screw from the Wi-Fi card using a Phillips #0 screwdriver.

Remove the Wi-Fi card from the laptop.

Step 8

  • Unplug the black wire connecting the small circuit board to the motherboard.

Unplug the black wire connecting the small circuit board to the motherboard.

Step 9

  • Lift the respective white and black tabs and slide the ribbon cables out of their connectors.

Lift the respective white and black tabs and slide the ribbon cables out of their connectors.

Step 10

  • Carefully remove the display adapter from the motherboard.

Carefully remove the display adapter from the motherboard.

Step 11

  • Remove the black tab connecting the motherboard to the keyboard.

Remove the black tab connecting the motherboard to the keyboard.

Step 12

  • Remove the five 4.7 mm screws from the motherboard using a Phillips #0 screwdriver.
  • Remove the two 4.5 mm screws from the motherboard using a Phillips #0 screwdriver.
  • Gently remove motherboard from the laptop.

Remove the five 4.7 mm screws from the motherboard using a Phillips #0 screwdriver.

Remove the two 4.5 mm screws from the motherboard using a Phillips #0 screwdriver.

Gently remove motherboard from the laptop.

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

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Author

                                      with 2 other contributors 


                    Graham Caldwell Blondes

Member since: 09/20/2021

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Team

                       The Citadel Military College of South Carolina, Team 1-6, Eggleston Fall 2021                        

                                                  Member of The Citadel Military College of South Carolina, Team 1-6, Eggleston Fall 2021 



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