Rick,

So it's the end of the road for the MC600. I know they stopped making it but its been for some from some of the partners for a while. Surprised to see they stopped support so quickly.

Primary: MD600, MS200 (SpeakerLink to AES), Trinnov ST-2, Ayre V6-xe, Salk SS8 3x LRC.
Secondary: MC600 (whole house).
Zone one: 568.2, G57, MS200, Spatial Hologram M2SE.
Zone 2-6 (Awaiting assignment).