Hello,
my DAC+ Pro stopped working: Unknown error 524
System: Raspi V3 - Raspberry Pi OS
Kernel: Linux rune 6.1.19-v7+ #1637 SMP Tue Mar 14 11:04:52 GMT 2023 armv7l GNU/Linux
$ ./check-system.dac
Checking system
Linux rune 6.1.19-v7+ #1637 SMP Tue Mar 14 11:04:52 GMT 2023 armv7l GNU/Linux
Kernel: 6.1.19-v7+
PRETTY_NAME="Raspbian GNU/Linux 11 (bullseye)"
NAME="Raspbian GNU/Linux"
VERSION_ID="11"
VERSION="11 (bullseye)"
VERSION_CODENAME=bullseye
ID=raspbian
ID_LIKE=debian
HOME_URL="http://www.raspbian.org/"
SUPPORT_URL="http://www.raspbian.org/RaspbianForums"
BUG_REPORT_URL="http://www.raspbian.org/RaspbianBugs"
snd_soc_bcm2708 missing in /etc/modules
snd_soc_bcm2708 module not loaded
snd_soc_bcm2708_i2s missing in /etc/modules
snd_soc_bcm2708_i2s module not loaded
bcm2708_dmaengine missing in /etc/modules
bcm2708_dmaengine module not loaded
snd_soc_pcm5102a missing in /etc/modules
snd_soc_pcm5102a module not loaded
snd_soc_hifiberry_dac missing in /etc/modules
module file /lib/modules/6.1.19-v7+/kernel/drivers/dma/bcm2708-dmaengine.ko not found
module file /lib/modules/6.1.19-v7+/kernel/sound/soc/bcm/snd-soc-bcm2708-i2s.ko not found
module file /lib/modules/6.1.19-v7+/kernel/sound/soc/bcm/snd-soc-hifiberry-dac.ko not found
module file /lib/modules/6.1.19-v7+/kernel/sound/soc/codecs/snd-soc-pcm5102a.ko not found
Sound cards
**** List of PLAYBACK Hardware Devices ****
card 0: vc4hdmi [vc4-hdmi], device 0: MAI PCM i2s-hifi-0 [MAI PCM i2s-hifi-0]
Subdevices: 1/1
Subdevice #0: subdevice #0
card 1: sndrpihifiberry [snd_rpi_hifiberry_dacplus], device 0: HiFiBerry DAC+ Pro HiFi pcm512x-hifi-0 [HiFiBerry DAC+ Pro HiFi pcm512x-hifi-0]
Subdevices: 1/1
Subdevice #0: subdevice #0
aplay: main:830: audio open error: Unknown error 524
Same with mplayer:
$ mplayer sin1000_48khz.wav
MPlayer 1.4 (Debian), built with gcc-10 (C) 2000-2019 MPlayer Team
do_connect: could not connect to socket
connect: No such file or directory
Failed to open LIRC support. You will not be able to use your remote control.
Playing sin1000_48khz.wav.
libavformat version 58.45.100 (external)
Audio only file format detected.
Load subtitles in ./
==========================================================================
Opening audio decoder: [pcm] Uncompressed PCM audio decoder
AUDIO: 48000 Hz, 2 ch, s16le, 1536.0 kbit/100.00% (ratio: 192000->192000)
Selected audio codec: [pcm] afm: pcm (Uncompressed PCM)
==========================================================================
AO: [pulse] Init failed: Connection refused
Failed to initialize audio driver 'pulse'
[AO_ALSA] alsa-lib: pcm_hw.c:1715:(snd_pcm_hw_open) open '/dev/snd/pcmC0D0p' failed (-524): Unknown error 524
[AO_ALSA] Playback open error: Unknown error 524
Failed to initialize audio driver 'alsa'
[AO SDL] Samplerate: 48000Hz Channels: Stereo Format s16le
[AO SDL] using aalib audio driver.
[AO SDL] Unable to open audio: No available audio device
Failed to initialize audio driver 'sdl:aalib'
Could not open/initialize audio device -> no sound.
Audio: no sound
Video: no video
Exiting... (End of file)
/boot/config.txt
#dtparam=audio=on
dtoverlay=hifiberry-dacplus
The card worked 4 years before stopped working.
Can somebody help me here?