1. Turn your Sony A-1562-158-B laptop over.
2. Find the laptop battery release button lock for your Sony A-1562-158-B laptop.
3. Now that your Sony A-1562-158-B 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 A-1562-158-B battery is removed, grab your replacement Sony A-1562-158-B battery for installation.
6. Insert the battery into the slot. Push the Sony A-1562-158-B battery towards the laptop and secure it in place.