While you wait for answers, we may have found some information which could help you.
Click here for Fit Model GoingHow to change the battery in my Braun Shaver?
how can I fix Braun 5614 long hair trimmer?
Replacement battery for Braun 5502 shaver?
Braun 5550 Shaver Battery?
How to replace battery to a Braun silk epil lady shaver?
Batteries for Braun shaver 5614?