Laptop keyboards vary greatly in configuration and size. Since the time laptops first appeared, laptop keyboards have gone through multiple changes. Thinner and smaller laptops appear and keyboards require more ingenuity by manufacturers to retain typing speed, lightweight attributes and portability. Small size of laptop is another challenge for laptop manufacturers but they overcome the problem. If you need to replace your laptop keyboard, use parts locator tool. Enter your laptop's model number and you'll get the list of replacement keyboards compatible with your laptop available. It will help you to avoid exchanges and returns and ensure compatibility.