Hi!
I just installed my UDOO quad with Volumio.
Everything works ok when output is set to internal analog (connected a pair of headphone and I got sound)
But when I switch to my external USB dac (Audiolab MDAC) there’s no way to get sound out to USB.
Here’s the error I get in mpd.log when playing any music file to USB DAC (I’ve tried with flac, mp3 with different bit rates, playin from USB, NAS and RAMPLAY)
Jan 01 00:27 : added RAMPLAY/02-abba-mamma_mia.mp3
Jan 01 00:27 : output: Failed to open "Output" [alsa]: Error opening ALSA device "hw:2,0" (snd_pcm_hw_params): Broken pipe
Jan 01 00:27 : player_thread: problems opening audio device while playing "RAMPLAY/02-abba-mamma_mia.mp3"
I also tried Cmedia fix and all volume settings (Disabled/Software/Hardware), with no success.
I’m not at all experienced Linux user…but readin around I could get the below additional information to post:
root@volumio:~# aplay -L
null
Discard all samples (playback) or generate zero samples (capture)
default:CARD=vt1613audio
vt1613-audio,
Default Audio Device
sysdefault:CARD=vt1613audio
vt1613-audio,
Default Audio Device
default:CARD=imxhdmisoc
imx-hdmi-soc,
Default Audio Device
sysdefault:CARD=imxhdmisoc
imx-hdmi-soc,
Default Audio Device
default:CARD=MDAC
Audiolab M-DAC, USB Audio
Default Audio Device
sysdefault:CARD=MDAC
Audiolab M-DAC, USB Audio
Default Audio Device
front:CARD=MDAC,DEV=0
Audiolab M-DAC, USB Audio
Front speakers
surround40:CARD=MDAC,DEV=0
Audiolab M-DAC, USB Audio
4.0 Surround output to Front and Rear speakers
surround41:CARD=MDAC,DEV=0
Audiolab M-DAC, USB Audio
4.1 Surround output to Front, Rear and Subwoofer speakers
surround50:CARD=MDAC,DEV=0
Audiolab M-DAC, USB Audio
5.0 Surround output to Front, Center and Rear speakers
surround51:CARD=MDAC,DEV=0
Audiolab M-DAC, USB Audio
5.1 Surround output to Front, Center, Rear and Subwoofer speakers
surround71:CARD=MDAC,DEV=0
Audiolab M-DAC, USB Audio
7.1 Surround output to Front, Center, Side, Rear and Woofer speakers
iec958:CARD=MDAC,DEV=0
Audiolab M-DAC, USB Audio
IEC958 (S/PDIF) Digital Audio Output
root@volumio:~# lsusb
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 002 Device 002: ID 0424:2514 Standard Microsystems Corp. USB 2.0 Hub
Bus 002 Device 003: ID 0451:adac Texas Instruments, Inc.
Bus 002 Device 004: ID 148f:5370 Ralink Technology, Corp. RT5370 Wireless Adapter
root@volumio:~# aplay -l
**** List of PLAYBACK Hardware Devices ****
card 0: vt1613audio [vt1613-audio], device 0: HiFi vt1613-0 []
Subdevices: 1/1
Subdevice #0: subdevice #0
card 1: imxhdmisoc [imx-hdmi-soc], device 0: IMX HDMI TX mxc-hdmi-soc-0 []
Subdevices: 1/1
Subdevice #0: subdevice #0
card 2: MDAC [Audiolab M-DAC], device 0: USB Audio [USB Audio]
Subdevices: 1/1
Subdevice #0: subdevice #0
root@volumio:~#
Anybody available to help me?
Thanks
Stefano