If the sound output of your ConnectedRide Com U1 is not working properly, first check the following points:
To do this, press the front button on your Com U1.
Note: If the Com U1 has not been used for a long period of time, the battery performance will deteriorate over time.
See this article on how to carry out a software update on your Com U1.
In this article you will learn how to pair your Com U1 correctly. If a problem occurs with the pairing, follow the steps in this article.
If the problems with the sound output could not be solved after carrying out the above-mentioned fault elimination, please contact your authorised BMW Motorrad Retailer.