1. Turn your Sony VPC-EB1CGX laptop over.
2. Find the laptop battery release button lock for your Sony VPC-EB1CGX laptop.
3. Now that your Sony VPC-EB1CGX 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 Sony VPC-EB1CGX battery is removed, grab your replacement Sony VPC-EB1CGX battery for installation.
6. Insert the battery into the slot. Push the Sony VPC-EB1CGX battery towards the laptop and secure it in place.