Hi, If I were you, I would try to download and update the latest firmware. Formerly my Onkyo TX-NR 636 muted sound trouble has solved by this way. https://www.intl.onkyo.com/support/firmware/tx-nr515.html dongo
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Hi,
If I were you, I would try to download and update the latest firmware.
Formerly my Onkyo TX-NR 636 muted sound trouble has solved by this way.
https://www.intl.onkyo.com/support/firmware/tx-nr515.html
dongo