1. Turn your Compaq 703JP laptop over.
2. Find the laptop battery release button lock for your Compaq 703JP laptop.
3. Now that your Compaq 703JP 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 Compaq 703JP battery is removed, grab your replacement Compaq 703JP battery for installation.
6. Insert the battery into the slot. Push the Compaq 703JP battery towards the laptop and secure it in place.