Problem finally solved and I have a working SpeakerLink to legacy speakers system using 3 AC12's.
Many thanks to Bruce (CMB Integrations) for his patient help and suggestions. I can't thank him enough.


861v8, 800v4, HD621, DSP6000, DSP5500HC, DSP5500, D2500 sub, Blu-ray BDP, ATV and cable box.