While you wait for answers, we may have found some information which could help you.
Click here for Battery Will OffSonic Complete Toothbrush switch problem?
How can i fix or receive repair for my Oral B Electric Toothbrush?
what could be the problem?
How to repair Braun electric tooth brush D 15511?
Need 2 Pin Razor to 2 Pin Razor extension lead?
Replacing the brush?