Get a converter between aux on TV and Master link on stereo.
I have this between my LX 5500 and BS 9000.Works perfect. Just make sure you have the right options on them.
Beovision LX5500, BeoCord V6000, BeoSound 9000, BeoLab 8000, BeoLab 3500, BeoLab 2000, BeoVox1, BeoCom 6000, Form1, LightControl 1