$ inxi -SAxx System: Host: ab250 Kernel: 4.19.0-6-amd64 x86_64 bits: 64 compiler: gcc v: 8.3.0 Desktop: Trinity R14.0.8 tk: Qt 3.5.0 wm: Twin dm: TDM Distro: Debian GNU/Linux 10 (buster) Audio: Device-1: Intel 200 Series PCH HD Audio vendor: ASUSTeK driver: snd_hda_intel v: kernel bus ID: 00:1f.3 chip ID: 8086:a2f0 Sound Server: ALSA v: k4.19.0-6-amd64 # lsmod | sort | grep snd snd 94208 20 snd_hda_codec_generic,snd_seq,snd_seq_device,snd_hda_codec_hdmi,snd_hwdep,snd_hda_intel,snd_hda_codec,snd_hda_codec_realtek,snd_timer,snd_pcm snd_hda_codec 151552 4 snd_hda_codec_generic,snd_hda_codec_hdmi,snd_hda_intel,snd_hda_codec_realtek snd_hda_codec_generic 86016 1 snd_hda_codec_realtek snd_hda_codec_hdmi 57344 1 snd_hda_codec_realtek 122880 1 snd_hda_core 94208 5 snd_hda_codec_generic,snd_hda_codec_hdmi,snd_hda_intel,snd_hda_codec,snd_hda_codec_realtek snd_hda_intel 45056 5 snd_hwdep 16384 1 snd_hda_codec snd_pcm 114688 4 snd_hda_codec_hdmi,snd_hda_intel,snd_hda_codec,snd_hda_core snd_seq 81920 1 snd_seq_dummy snd_seq_device 16384 1 snd_seq snd_seq_dummy 16384 0 snd_timer 36864 2 snd_seq,snd_pcm soundcore 16384 1 snd # dpkg -l | sort | egrep 'alsa|arts|imedia-l|kdm|libasoun|mix|pavuc|phonon|pulse|space-libs|tdm|tdeio' ii alsa-tools 1.1.7-1 amd64 Console based ALSA utilities for specific hardware ii alsa-utils 1.1.8-2 amd64 Utilities for configuring and using ALSA ii artsbuilder-trinity 4:14.0.7-0debian10.0.0+0 amd64 synthesizer designer for aRts ii arts-trinity 4:14.0.7-0debian10.0.0+0 all sound system from the official TDE release ii kmix-trinity 4:14.0.7-0debian10.0.0+0 amd64 sound mixer applet for Trinity ii libarts1c2a-trinity:amd64 4:14.0.7-0debian10.0.0+0 amd64 aRts sound system core components ii libartsc0-trinity:amd64 4:14.0.7-0debian10.0.0+0 amd64 aRts sound system C support library ii libasound2:amd64 1.1.8-1 amd64 shared library for ALSA applications ii libasound2-data 1.1.8-1 all Configuration files and profiles for ALSA drivers ii libasound2-plugins:amd64 1:1.1.8-dmo1 amd64 ALSA library additional plugins ii libpulse0:amd64 12.2-4+deb10u1 amd64 PulseAudio client libraries ii libpulsedsp:amd64 12.2-4+deb10u1 amd64 PulseAudio OSS pre-load library ii libpulse-mainloop-glib0:amd64 12.2-4+deb10u1 amd64 PulseAudio client libraries (glib support) ii pavucontrol 3.0-4 amd64 PulseAudio Volume Control ii pulseaudio 12.2-4+deb10u1 amd64 PulseAudio sound server ii pulseaudio-utils 12.2-4+deb10u1 amd64 Command line tools for the PulseAudio sound server ii tdmtheme-trinity 4:14.0.7-0debian10.0.0+0 amd64 theme manager for TDM [Trinity] ii tdm-trinity 4:14.0.8~pre2-0debian10.0.0+0 amd64 X display manager for TDE $ aplay -l **** List of PLAYBACK Hardware Devices **** card 0: PCH [HDA Intel PCH], device 0: ALC887-VD Analog [ALC887-VD Analog] Subdevices: 1/1 Subdevice #0: subdevice #0 card 0: PCH [HDA Intel PCH], device 3: HDMI 0 [HDMI 0] Subdevices: 1/1 Subdevice #0: subdevice #0 card 0: PCH [HDA Intel PCH], device 7: HDMI 1 [HDMI 1] Subdevices: 1/1 Subdevice #0: subdevice #0 card 0: PCH [HDA Intel PCH], device 8: HDMI 2 [HDMI 2] Subdevices: 1/1 Subdevice #0: subdevice #0 card 0: PCH [HDA Intel PCH], device 9: HDMI 3 [HDMI 3] Subdevices: 1/1 Subdevice #0: subdevice #0

$ aplay -vv -Dhdmi:0,0 .../alsa/test.wav makes expected sound. TDE makes nothing, doesn't even show HDMI as a configuration option: http://fm.no-ip.com/SS/KDE/tde-ab250-deb10-0sounds-202002131800.jpg

Is there a solution? Known bug?