- Plug the dock into the mains power adapter and place the device on top of the dock. It must be charged for a minimum of 4 hours before use. Alternatively, you can charge it via the cable. 

- Leave the unit on charge for a few hours. If the issue persists, disconnect the service door at the back of the unit using the screwdriver provided, and try reseating the battery. 

Once the above have been performed if you are still experiencing issues please contact Intermedical directly on 01732 522 444 Option 3.