Thx Corndog... I just got mine back, same cost, same issue as yours. Also, same result... It's working better than it was before, & it sounds better. It appears that replacing a few capacitors, and a couple of other things the tech told me has solved the quirky problems that I've been experiencing over the years. No more having to select an input source 2 or more times to get the unit to power on. I've been playing it for the past 8 hours and not once has it cackled or screech such that I have to turn it off & back on to clear it...

Actually, I've fell back in luv with my 1070 again!!!
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Outlaw 1070
Definitive Technology Reference RLS-II, front in-walls
Definitive Technology BP/A, rear in-walls
Def Tech Mythos Seven, center
Polk Audio Atrium 55, outdoor patio
SVS PB12-NSD
Paradigm CS-50R, in-ceiling kitchen
Paradigm CS-50R, in-ceiling dining room
Adcom GFA 535
Yamaha M-35
Sony DVP-NS75H
DirecTV Plus HDDVR
Toshiba 50” Plasma, 50HP66