This message has appeared several times already. Reboots don’t solve the issue
It seems that your RS150b is constantly having a problem with the DAC not being connected.
In that case, you need to replace the audio board of RS150b.
Contact the distributor in the country where you purchased the RS150B and request repairs.
eng.hifirose.com/Distributors
Thank you
I have a question about this, we can do it in private messages
or discuss by mail?