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Acer Chromebook 14 CB3-431-C3WS Battery Replacement

Introduction

If your Acer Chromebook 14 CB3-431-C3WS does not turn on when the power button is pushed, doesn’t remain charged or usable unless connected to an external power source you may need to replace the battery.

Try following this troubleshooting guide before attempting to replace the battery to see if you can find an easier solution.

Before beginning, make sure that your laptop is completely turned off, and disconnected from any external power sources.

What you need

  1. Acer Chromebook 14 CB3-431-C3WS Battery Replacement, Back Cover: step 1, image 1 of 3 Acer Chromebook 14 CB3-431-C3WS Battery Replacement, Back Cover: step 1, image 2 of 3 Acer Chromebook 14 CB3-431-C3WS Battery Replacement, Back Cover: step 1, image 3 of 3

    • Remove the two 6mm JIS #0 screws from either side of the hinges.

    Edit

  2. Acer Chromebook 14 CB3-431-C3WS Battery Replacement: step 2, image 1 of 1

    • Remove the eight 4mm JIS #0 screws from the back cover.

    Edit

  3. Acer Chromebook 14 CB3-431-C3WS Battery Replacement: step 3, image 1 of 2 Acer Chromebook 14 CB3-431-C3WS Battery Replacement: step 3, image 2 of 2

    • Insert an opening pick between the back panel and the sides of the computer to begin lifting the back off.

    • There are several clips holding the cover in place.

    • After the sides have been lifted, use the opening tool to finish opening the back cover.

    Edit

  5. Acer Chromebook 14 CB3-431-C3WS Battery Replacement: step 4, image 1 of 1

    • Lift off the back cover.

    Edit

  6. Acer Chromebook 14 CB3-431-C3WS Battery Replacement, Battery: step 5, image 1 of 3 Acer Chromebook 14 CB3-431-C3WS Battery Replacement, Battery: step 5, image 2 of 3 Acer Chromebook 14 CB3-431-C3WS Battery Replacement, Battery: step 5, image 3 of 3

    • Remove the two JIS #0 screws that connect the battery to the rest of the laptop.

    Edit

  7. Acer Chromebook 14 CB3-431-C3WS Battery Replacement: step 6, image 1 of 2 Acer Chromebook 14 CB3-431-C3WS Battery Replacement: step 6, image 2 of 2

    • Pull the white tab connected to the battery out of the black tab that connects to the motherboard.

    • It is extremely important that this is done carefully and slowly to avoid causing damage to the motherboard.

    Edit

  8. Acer Chromebook 14 CB3-431-C3WS Battery Replacement: step 7, image 1 of 1

    • Lift the battery out gently.

    Edit
Conclusion

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

8 other people completed this guide.

3 Comments

Bonjour vous vendez les batteries CB3-431

mercier-nicolas - Reply

Vous vendez les batteries CB3-431

mercier-nicolas - Reply

Instructions were great. Battery installation complete! I was very glad to find step by step instructions instead of a video. The Chromebook powered up successfully. Now waiting for it to charge. Thank you!

Sherry Chase - Reply

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