This video explains the battery replacement process on a Philips Sonicare electric toothbrush. The process is relatively easy and requires a soldering iron.. This battery replacement guide shows how to open & repair the Philips Sonicare HX6200 series of toothbrush by fitting a new battery. Includes HX6210, HX6250
Changing the battery in your Philips Sonicare toothbrush is a relatively straightforward process. By following these step-by-step instructions and taking the necessary precautions, you should be able to replace the battery and get your toothbrush working properly again.. Philips Sonicare 2 Series Battery Replacement Your Philips Sonicare 2 Series toothbrush is one of the best on the market. But like all battery-powered devices, the battery will eventually need to be replaced. Here's a quick guide on how to do just that: 1. Remove the back cover of your Philips Sonicare 2 Series toothbrush by unscrewing it with a Phillips head screwdriver. 2. Carefully remove.