KTMsteve
Maybe I missed it but what is your current problem?
Is it related to your 8000 speaker upgrade or firmware upgrade?
There are many knowledgeable and helpful people right here that might be able to help and if you need a great dealer - Bruce (CMB Integrations) is top notch.

My gear: Trinnov CI, 271, 8000.1(SEs), 7200.1 HC (SE), 320s, 3200s, Seaton F18 subs, MS200 (2nd zone), 218, 210.
Other: JVC RS-4100 projector, Lumagen Pro Radiance, Panamorph DCR anamorphic lens, Stewart G4 130 screen, Kaleidescape Strato K, Rvolution 4K player and Zapitti NAS, Oppo BDP-203,Roon Nucleus