Проблема: звук только через наушники при исправно работающих (проверял на live-дистрах) динамиках ноутбука ASUS K53SC
alsaconf; в alsamixer звук включен, динамики не заглушены, auto_mute enabled/disabled - без разницы.
~ # lspci | grep -i audio
00:1b.0 Audio device: Intel Corporation 6 Series/C200 Series Chipset Family High Definition Audio Controller (rev 05)
~ # cat /proc/asound/card0/codec#0 | grep Codec
Codec: Realtek ALC269VB
~ # aplay -l
card 0: PCH [HDA Intel PCH], device 0: ALC269VB Analog [ALC269VB Analog]
card 0: PCH [HDA Intel PCH], device 3: HDMI 0 [HDMI 0]
Пробовал в /etc/modprobe.d/alsa.conf уточнять (по очереди) опции, рекомендуемые оф. мануалом для ALC269VB типа:
snd-hda-intel model=auto
snd-hda-intel model=laptop-amic
snd-hda-intel model=laptop-dmic
snd-hda-intel model=alc269-dmic
snd-hda-intel model=alc271-dmic
snd-hda-intel model=inv-dmic
snd-hda-intel model=lenovo-dock
options snd-hda-intel index=0
~ # lsmod | grep snd
snd_seq 48066 0
snd_seq_device 4820 1 snd_seq
snd_hda_codec_hdmi 23263 1
snd_hda_codec_realtek 58505 1
snd_hda_intel 25374 3
snd_hda_codec 84889 3 snd_hda_codec_hdmi,snd_hda_codec_realtek,snd_hda_intel
snd_hwdep 5717 1 snd_hda_codec
snd_pcm 66335 4 snd_hda_codec_hdmi,snd_hda_intel,snd_hda_codec
snd_timer 18297 3 snd_seq,snd_pcm
snd 56280 13 snd_seq,snd_seq_device,snd_hda_codec_hdmi,snd_hda_codec_realtek,snd_hda_intel,snd_hda_codec,snd_hwdep,snd_pcm,snd_timer
soundcore 5026 1 snd
snd_page_alloc 6577 2 snd_hda_intel,snd_pcm
~ # dmesg | grep -i hda
hda_intel: position_fix set to 2 for device 1043:1ac3
snd_hda_intel 0000:00:1b.0: irq 48 for MSI/MSI-X
input: HDA Intel PCH HDMI/DP,pcm=3 as /devices/pci0000:00/0000:00:1b.0/sound/card0/input6
input: HDA Intel PCH Mic as /devices/pci0000:00/0000:00:1b.0/sound/card0/input7
input: HDA Intel PCH Headphone as /devices/pci0000:00/0000:00:1b.0/sound/card0/input8
CONFIG_SOUND=m
CONFIG_SND=m
CONFIG_SND_HDA_INTEL=m
[I] media-libs/alsa-lib-1.0.25-r1
[I] media-sound/alsa-headers-1.0.25
[I] media-sound/alsa-utils-1.0.25-r1
~ # acpi_listen
jack/headphone HEADPHONE unplug
jack/headphone HEADPHONE plug
Подробный выхлоп скрипта alsa-info.sh здесь
Мой /etc/modprobe.d/alsa.conf здесь
Куда копать?