Answers to
frequently asked questions

You have questions regarding your telephone? Here you will find answers. Just select your product category (e.g. ISDN phones) and click on the relevant product.


Please select a product category and / or product.


Is the internal melody on hold changeable or disengangeable?

 

 

Open Menu  

 

Press right of the control key

8  5  2  

 

 

Enter 8 5 2

OK    

Press OK to switch ON/OFF the music on hold