Установил Ubuntu 20.04 на новый компьютер, аналоговый микрофон от гарнитуры (для подключения микрофона отдельный разъем) категорически отказывается работать…Пробовал включать через pavucontrol - результат нулевой, alsamixer не работает Не удаётся открыть микшер: Нет такого файла или каталога
$ lspci -v | grep Audio
00:1f.3 Audio device: Intel Corporation Device 43c8 (rev 11)
01:00.1 Audio device: NVIDIA Corporation GK208 HDMI/DP Audio Controller (rev a1)
Subsystem: Micro-Star International Co., Ltd. [MSI] GK208 HDMI/DP Audio Controller
$ cat /proc/asound/cards
1 [Audio ]: USB-Audio - USB Audio
Generic USB Audio at usb-0000:00:14.0-5, high speed
2 [NVidia ]: HDA-Intel - HDA NVidia
HDA NVidia at 0xab080000 irq 17
$ cat /proc/asound/card*/codec* | grep Codec
Codec: Nvidia GPU 51 HDMI/DP
$ dmesg | grep audio
[ 5.557183] snd_hda_intel 0000:01:00.1: Handle vga_switcheroo audio client
[ 9.089670] usbcore: registered new interface driver snd-usb-audio
[ 9.591810] hdaudio hdaudioC0D0: no AFG or MFG node found
$ pacmd list-sources
2 source(s) available.
index: 1
name: <alsa_output.usb-Generic_USB_Audio-00.analog-stereo.monitor>
driver: <module-alsa-card.c>
flags: DECIBEL_VOLUME LATENCY DYNAMIC_LATENCY
state: RUNNING
suspend cause: (none)
priority: 1040
volume: front-left: 65536 / 100% / 0,00 dB, front-right: 65536 / 100% / 0,00 dB
balance 0,00
base volume: 65536 / 100% / 0,00 dB
volume steps: 65537
muted: no
current latency: 0,00 ms
max rewind: 6 KiB
sample spec: s16le 2-канальный 4410
channel map: front-left,front-right
Стерео
used by: 1
linked by: 1
configured latency: 40,00 ms; range is 0,50 .. 2000,00 ms
monitor_of: 1
card: 0 <alsa_card.usb-Generic_USB_Audio-00>
module: 23
properties:
device.description = "Monitor of USB Audio Аналоговый стерео"
device.class = "monitor"
alsa.card = "1"
alsa.card_name = "USB Audio"
alsa.long_card_name = "Generic USB Audio at usb-0000:00:14.0-5, high speed"
alsa.driver_name = "snd_usb_audio"
device.bus_path = "pci-0000:00:14.0-usb-0:5:1.0"
sysfs.path = "/devices/pci0000:00/0000:00:14.0/usb1/1-5/1-5:1.0/sound/card1"
udev.id = "usb-Generic_USB_Audio-00"
device.bus = "usb"
device.vendor.id = "0db0"
device.vendor.name = "Micro Star International"
device.product.id = "4240"
device.product.name = "USB Audio"
device.serial = "Generic_USB_Audio"
device.string = "1"
module-udev-detect.discovered = "1"
device.icon_name = "audio-card-usb"
* index: 3
name: <alsa_input.usb-Generic_USB_Audio-00.analog-stereo>
driver: <module-alsa-card.c>
flags: HARDWARE HW_MUTE_CTRL HW_VOLUME_CTRL DECIBEL_VOLUME LATENCY DYNAMIC_LATENCY
state: RUNNING
suspend cause: (none)
priority: 9049
volume: front-left: 65536 / 100% / 0,00 dB, front-right: 65536 / 100% / 0,00 dB
balance 0,00
base volume: 41350 / 63% / -12,00 dB
volume steps: 65537
muted: no
current latency: 0,00 ms
max rewind: 0 KiB
sample spec: s16le 2-канальный 4410
channel map: front-left,front-right
Стерео
used by: 1
linked by: 1
configured latency: 40,00 ms; range is 0,50 .. 2000,00 ms
card: 0 <alsa_card.usb-Generic_USB_Audio-00>
module: 23
properties:
alsa.resolution_bits = "16"
device.api = "alsa"
device.class = "sound"
alsa.class = "generic"
alsa.subclass = "generic-mix"
alsa.name = "USB Audio"
alsa.id = "USB Audio"
alsa.subdevice = "0"
alsa.subdevice_name = "subdevice #0"
alsa.device = "0"
alsa.card = "1"
alsa.card_name = "USB Audio"
alsa.long_card_name = "Generic USB Audio at usb-0000:00:14.0-5, high speed"
alsa.driver_name = "snd_usb_audio"
device.bus_path = "pci-0000:00:14.0-usb-0:5:1.0"
sysfs.path = "/devices/pci0000:00/0000:00:14.0/usb1/1-5/1-5:1.0/sound/card1"
udev.id = "usb-Generic_USB_Audio-00"
device.bus = "usb"
device.vendor.id = "0db0"
device.vendor.name = "Micro Star International"
device.product.id = "4240"
device.product.name = "USB Audio"
device.serial = "Generic_USB_Audio"
device.string = "front:1"
device.buffering.buffer_size = "352800"
device.buffering.fragment_size = "176400"
device.access_mode = "mmap+timer"
device.profile.name = "analog-stereo"
device.profile.description = "Аналоговый стерео"
device.description = "USB Audio Аналоговый стерео"
module-udev-detect.discovered = "1"
device.icon_name = "audio-card-usb"
ports:
analog-input-mic: Микрофон (priority 8700, latency offset 0 usec, available: yes)
properties:
device.icon_name = "audio-input-microphone"
analog-input-linein: Линейный вход (priority 8100, latency offset 0 usec, available: no)
properties:
active port: <analog-input-mic>