Onkyo TXNR595 7.2 Channel AV Receiver with Six HDMI Dolby Atmos and
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LG CX, Apple TV, PS5, Onkyo TX-NR686. I think the receiver is dying. Screen goes black/flickers Dolby Vision, HDMI-CEC stopped. Now I can't change volume with remote. Changed HDMI cable, updated firmware
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