have you try
speaker-test -c 2 -t wav -Dhw:CARD=CA0106,DEV=0
speaker-test -c 2 -t wav -Dhw:CARD=CK804,DEV=0
https://wiki.ubuntu.com/PulseAudio/Log
have you try
speaker-test -c 2 -t wav -Dhw:CARD= CA0106, DEV=0
speaker-test -c 2 -t wav -Dhw:CARD= CK804,DEV= 0
https:/ /wiki.ubuntu. com/PulseAudio/ Log