Audio Out Can Not See My Ayre Codex (Problem Solved)

[wklie (Peter Lie)]

I did a search and found a few threads with problematic direct USB DAC connection to a QNAP (but there are others who got it working with different models / QTS), this thread is more informative:

DAC not listed as "Connected to Roon Core" on QNAP

The aplay command does not work on my QNAP either. I could make the output of the aplay command work after installing QNAP’s HybridDesk Station and entering: [~] # aplay -L ALSA lib control.c:953:(snd_ctl_open_noupdate) Invalid CTL hw:0 [~] # chroot $(getcfg hd_station install_path -f /etc/config/qpkg.conf) /bin/bash root@Roon:~# aplay -L null Discard all samples (playback) or generate zero samples (capture) hdmi:CARD=HDMI,DEV=0 HDA Intel HDMI, HDMI 0 HDMI Audio Output hdmi:CARD=HD…