2020-07-15, 18:26
In the end, the resolution problem was a defect in the NAD T758. I had to wipe the entire receiver and reinstall its firmware, which of course deleted all the settings and calibrations I'd set up. But hey, now devices detect it as 1080p-capable.
For anyone who finds this thread: Avoid NAD products. This is after a year of (a truly pathetic) experience.
For anyone who finds this thread: Avoid NAD products. This is after a year of (a truly pathetic) experience.