Denon, Marantz and Yamaha AV receivers hit by HDMI 2.1 bug | AVForums
Report: latest AVRs from Sony, Denon / Marantz, Yamaha, etc. have a bug in the HDMI 2.1 chip - unable to pass through the 4k120hz HDR10 signal (german article) : r/xboxone
Sound United Solves Denon and Marantz AVR HDMI Problem | StereoNET Australia | Hi-Fi news and reviews