Introduction

If your Dell Chromebook 3110 won’t hold a charge, drains quickly, or only works when plugged in, you likely need a battery replacement.

This step-by-step guide will show you how to safely remove and replace the battery in a Dell Chromebook 3110.

For safety:

Discharge the battery below 25% before starting the repair. This lowers the risk of fire if the battery is damaged.
If your old battery looks swollen, puffy, or smells unusual, use caution—swollen lithium-ion batteries can be hazardous. See our wiki: What to Do With a Swollen Battery.

Before beginning your Dell Chromebook 3110 battery replacement, unplug the charger and completely power off your device.

What you need

Step 1 Battery

Dell Chromebook 3110 Battery Replacement, Battery: step 1, image 1 of 1

Set the laptop upside down on a clean work space.

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Step 2

Remove nine 4 mm screws from the back cover of the laptop using a Phillips #00 screwdriver.

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Step 3

Using an opening pick and a plastic opening tool, begin to separate the back cover from the laptop.
Using your hands, fully remove the back cover.

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Step 4

Unplug the battery from the motherboard by gently pulling on the cable header from the motherboard toward the battery.
Using the Phillips #0 screwdriver, remove the three screws from the battery.

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Step 5

Carefully lift the battery out of the laptop.

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Conclusion

To reassemble your device, follow these instructions in reverse order. For optimal performance, calibrate your newly installed battery after completing this guide.

Take your e-waste to an R2 or e-Stewards certified recycler.

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