Thanks for the responce. Is it a 7 pin or 8 pin plug? and also could I run the 3500 on its own if so how do I input to the Masterlink socket do I still use the converter box but just dont plug in the 2300?

I have a BeoLab 3500 with masterlink connection fed from a Beo Centre 2300 using the Aux outlet with a BeoLink Converter. I want to have the BeoLab 3500 receiving music from my SONOS system and If possible the Beo 2300 as well. Both units to be independant from each other Do I connect the SONOS to the Aux of the 2300 (which will become vacant when I