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Lenovo » Thinkpad X Series » X40 Battery Replacement Guide

How to Remove Replace Install and Upgrade your Lenovo Thinkpad X Series X40 Laptop Battery

1. Turn your Lenovo X40 laptop over.

2. Find the laptop battery release button lock for your Lenovo X40 laptop.

3. Now that your Lenovo X40 laptop battery is unlocked, find the battery release button down.

4. Holding the laptop battery release button, gently pull your battery away from the laptop.

5. Now that your Lenovo X40 battery is removed, grab your replacement Lenovo X40 battery for installation.

6. Insert the battery into the slot. Push the Lenovo X40 battery towards the laptop and secure it in place.