After you have tested the battery, you can move on to the laptop power pack, to determine if this is causing the issues. If you discover the laptop not charging when using an alternative power pack, the problem is likely to be the connections in the power pack. You can easily purchase a replacement power pack; however, you need to ensure that you buy the correct one for the specifications of your laptop.
Once you have investigated further, you should be able to determine the cause of your problems easily. Researching the different problems is essential, and there are several different websites to explore. If you are unsure of the steps to take before you buy laptop battery, browse the images at the top of this page.