> Seem missing direction = output in analog-stereo Added to config, do not see those messages anymore (new verbose log: http://pastebin.com/04273y69) > Seem no individual channel volume control > > Do this mean the balance slider in sound preference is useless ? > > Usually those multichannel usb audio devices have this type of volume > control which is not supported by pulseaudio If you mean Left/Right, LFE and Front/Rear - all work fine in 5.1 mode. > I: [pulseaudio] (alsa-lib)pcm_hw.c: Invalid PCM state for chmap_get: OPEN > I: [pulseaudio] (alsa-lib)pcm_hw.c: SNDRV_PCM_IOCTL_HW_PARAMS failed (-5) > > http://git.alsa-project.org/?p=alsa-lib.git;a=blob;f=test/chmap.c;hb=HEAD > > Do snd-usb-audio provide channel map ? > > http://cgit.freedesktop.org/pulseaudio/pulseaudio/log/?qt=grep&q=lfe-filter > > http://git.alsa-project.org/?p=alsa-lib.git;a=blob;f=src/conf/cards/USB-Audio.conf;hb=HEAD Sorry, but I do not understand what you want here. > Do the red light in the optical spdif alway turn on ? > > Do the red light turn on when pulseaudio probe the devices ? Yes, always lights red. Sincerely, Nazar Mokrynskyi github.com/nazar-pc Skype: nazar-pc Diaspora:nazarpc at diaspora.mokrynskyi.com Tox: A9D95C9AA5F7A3ED75D83D0292E22ACE84BA40E912185939414475AF28FD2B2A5C8EF5261249 -------------- next part -------------- A non-text attachment was scrubbed... Name: smime.p7s Type: application/pkcs7-signature Size: 4245 bytes Desc: Ð?Ñ?Ñ?пÑ?огÑ?аÑ?Ñ?Ñ?ний пÑ?дпиÑ? S/MIME URL: <http://lists.freedesktop.org/archives/pulseaudio-discuss/attachments/20150604/73c36ac3/attachment.bin>