!!################################ !!ALSA Information Script v 0.5.3 !!################################ !!Script ran on: Sun Mar 30 06:39:40 UTC 2025 !!Linux Distribution !!------------------ Ubuntu 22.04.5 LTS \n \l DISTRIB_ID=Ubuntu DISTRIB_DESCRIPTION="Ubuntu 22.04.5 LTS" PRETTY_NAME="Ubuntu 22.04.5 LTS" NAME="Ubuntu" ID=ubuntu ID_LIKE=debian HOME_URL="https://www.ubuntu.com/" SUPPORT_URL="https://help.ubuntu.com/" BUG_REPORT_URL="https://bugs.launchpad.net/ubuntu/" PRIVACY_POLICY_URL="https://www.ubuntu.com/legal/terms-and-policies/privacy-policy" UBUNTU_CODENAME=jammy !!DMI Information !!--------------- Manufacturer: Multilaser Industrial Product Name: PC28X Product Version: 1.0 Firmware Version: GM133TE_B.00.0x2B System SKU: PC280 Board Vendor: Multilaser Industrial Board Name: PC280 !!ACPI Device Status Information !!--------------- /sys/bus/acpi/devices/ACPI0003:00/status 15 /sys/bus/acpi/devices/ALPS0001:01/status 15 /sys/bus/acpi/devices/ESSX8336:00/status 15 /sys/bus/acpi/devices/INT33A1:00/status 15 /sys/bus/acpi/devices/INT33D5:00/status 15 /sys/bus/acpi/devices/INT3400:00/status 15 /sys/bus/acpi/devices/INT3453:00/status 15 /sys/bus/acpi/devices/INT3453:01/status 15 /sys/bus/acpi/devices/INT3453:02/status 15 /sys/bus/acpi/devices/INT3453:03/status 15 /sys/bus/acpi/devices/KIOX010A:00/status 15 /sys/bus/acpi/devices/KIOX020A:00/status 15 /sys/bus/acpi/devices/LNXPOWER:02/status 1 /sys/bus/acpi/devices/LNXPOWER:03/status 1 /sys/bus/acpi/devices/LNXPOWER:04/status 1 /sys/bus/acpi/devices/LNXPOWER:05/status 1 /sys/bus/acpi/devices/LNXPOWER:06/status 1 /sys/bus/acpi/devices/LNXPOWER:07/status 1 /sys/bus/acpi/devices/LNXPOWER:08/status 1 /sys/bus/acpi/devices/LNXPOWER:09/status 1 /sys/bus/acpi/devices/LNXPOWER:0a/status 1 /sys/bus/acpi/devices/LNXPOWER:0b/status 1 /sys/bus/acpi/devices/LNXPOWER:0c/status 1 /sys/bus/acpi/devices/LNXPOWER:0d/status 1 /sys/bus/acpi/devices/LNXPOWER:0e/status 1 /sys/bus/acpi/devices/LNXPOWER:0f/status 1 /sys/bus/acpi/devices/LNXPOWER:10/status 1 /sys/bus/acpi/devices/LNXPOWER:11/status 1 /sys/bus/acpi/devices/LNXPOWER:13/status 1 /sys/bus/acpi/devices/LNXPOWER:15/status 1 /sys/bus/acpi/devices/LNXPOWER:16/status 1 /sys/bus/acpi/devices/LNXPOWER:17/status 1 /sys/bus/acpi/devices/LNXPOWER:19/status 1 /sys/bus/acpi/devices/LNXPOWER:1a/status 1 /sys/bus/acpi/devices/LNXPOWER:1c/status 15 /sys/bus/acpi/devices/MSFT0001:00/status 15 /sys/bus/acpi/devices/MSFT0101:00/status 15 /sys/bus/acpi/devices/MSSL1680:00/status 15 /sys/bus/acpi/devices/PNP0103:00/status 15 /sys/bus/acpi/devices/PNP0C09:00/status 15 /sys/bus/acpi/devices/PNP0C0A:00/status 31 /sys/bus/acpi/devices/PNP0C0C:00/status 15 /sys/bus/acpi/devices/PNP0C0D:00/status 15 /sys/bus/acpi/devices/PNP0C0F:00/status 9 /sys/bus/acpi/devices/PNP0C0F:01/status 9 /sys/bus/acpi/devices/PNP0C0F:02/status 9 /sys/bus/acpi/devices/PNP0C0F:03/status 9 /sys/bus/acpi/devices/PNP0C0F:04/status 9 /sys/bus/acpi/devices/PNP0C0F:05/status 9 /sys/bus/acpi/devices/PNP0C0F:06/status 9 /sys/bus/acpi/devices/PNP0C0F:07/status 9 /sys/bus/acpi/devices/device:01/status 15 /sys/bus/acpi/devices/device:09/status 15 /sys/bus/acpi/devices/device:0a/status 15 /sys/bus/acpi/devices/device:0d/status 15 /sys/bus/acpi/devices/device:1a/status 15 !!ACPI SoundWire Device Status Information !!--------------- !!Kernel Information !!------------------ Kernel release: #53~22.04.1-Ubuntu SMP PREEMPT_DYNAMIC Wed Jan 15 19:18:46 UTC 2 Operating System: GNU/Linux Architecture: x86_64 Processor: x86_64 SMP Enabled: Yes !!ALSA Version !!------------ Driver version: k6.8.0-52-generic Library version: 1.2.6.1 Utilities version: 1.2.6 !!Loaded ALSA modules !!------------------- snd_usb_audio (card 1) !!Sound Servers on this system !!---------------------------- PipeWire: Installed - Yes (/usr/bin/pipewire) Running - Yes Pulseaudio: Installed - Yes (/usr/bin/pulseaudio) Running - Yes Jack: Installed - Yes (/usr/bin/jackd) Running - No Jack2: Installed - Yes (/usr/bin/jackdbus) Running - No !!Soundcards recognised by ALSA !!----------------------------- 1 [Camera ]: USB-Audio - USB 2.0 Camera Alcor Micro, Corp. USB 2.0 Camera at usb-0000:00:15.0-6, high speed !!PCI Soundcards installed in the system !!-------------------------------------- 00:0e.0 Multimedia audio controller [0401]: Intel Corporation Celeron/Pentium Silver Processor High Definition Audio [8086:3198] (rev 06) DeviceName: Onboard - Sound !!Modprobe options (Sound related) !!-------------------------------- snd_pcsp: index=-2 snd_usb_audio: index=-2 snd_atiixp_modem: index=-2 snd_intel8x0m: index=-2 snd_via82xx_modem: index=-2 snd_atiixp_modem: index=-2 snd_intel8x0m: index=-2 snd_via82xx_modem: index=-2 snd_usb_audio: index=-2 snd_usb_caiaq: index=-2 snd_usb_ua101: index=-2 snd_usb_us122l: index=-2 snd_usb_usx2y: index=-2 snd_cmipci: mpu_port=0x330 fm_port=0x388 snd_pcsp: index=-2 snd_usb_audio: index=-2 !!Loaded sound module options !!--------------------------- !!Module: snd_usb_audio autoclock : Y delayed_register : (null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null) device_setup : 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0 enable : Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y id : (null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null) ignore_ctl_error : N implicit_fb : N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N index : -2,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1 lowlatency : Y midi2_enable : Y midi2_ump_probe : Y pid : -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1 quirk_alias : (null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null) quirk_flags : 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0 skip_validation : N use_vmalloc : Y vid : -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1 !!Sysfs card info !!--------------- !!Card: /sys/class/sound/card1 Driver: /sys/bus/usb/drivers/snd-usb-audio Tree: /sys/class/sound/card1 |-- controlC1 | |-- dev | |-- device -> ../../card1 | |-- power | |-- subsystem -> ../../../../../../../../../class/sound | `-- uevent |-- device -> ../../../1-6:1.2 |-- id |-- number |-- pcmC1D0c | |-- dev | |-- device -> ../../card1 | |-- pcm_class | |-- power | |-- subsystem -> ../../../../../../../../../class/sound | `-- uevent |-- power | |-- async | |-- autosuspend_delay_ms | |-- control | |-- runtime_active_kids | |-- runtime_active_time | |-- runtime_enabled | |-- runtime_status | |-- runtime_suspended_time | `-- runtime_usage |-- subsystem -> ../../../../../../../../class/sound `-- uevent !!USB Descriptors !!--------------- --startcollapse-- Bus 001 Device 004: ID 0580:3840 Denron, Inc. USB 2.0 Camera Device Descriptor: bLength 18 bDescriptorType 1 bcdUSB 2.00 bDeviceClass 239 Miscellaneous Device bDeviceSubClass 2 bDeviceProtocol 1 Interface Association bMaxPacketSize0 64 idVendor 0x0580 Denron, Inc. idProduct 0x3840 bcdDevice 5.38 iManufacturer 1 Alcor Micro, Corp. iProduct 2 USB 2.0 Camera iSerial 0 bNumConfigurations 1 Configuration Descriptor: bLength 9 bDescriptorType 2 wTotalLength 0x0224 bNumInterfaces 4 bConfigurationValue 1 iConfiguration 0 bmAttributes 0x80 (Bus Powered) MaxPower 500mA Interface Association: bLength 8 bDescriptorType 11 bFirstInterface 0 bInterfaceCount 2 bFunctionClass 14 Video bFunctionSubClass 3 Video Interface Collection bFunctionProtocol 0 iFunction 4 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 0 bAlternateSetting 0 bNumEndpoints 1 bInterfaceClass 14 Video bInterfaceSubClass 1 Video Control bInterfaceProtocol 0 iInterface 4 VideoControl Interface Descriptor: bLength 13 bDescriptorType 36 bDescriptorSubtype 1 (HEADER) bcdUVC 1.00 wTotalLength 0x004f dwClockFrequency 30.000000MHz bInCollection 1 baInterfaceNr( 0) 1 VideoControl Interface Descriptor: bLength 28 bDescriptorType 36 bDescriptorSubtype 6 (EXTENSION_UNIT) bUnitID 6 guidExtensionCode {68bbd0b0-61a4-4b83-90b7-a6215f3c4f70} bNumControls 24 bNrInPins 1 baSourceID( 0) 2 bControlSize 3 bmControls( 0) 0xff bmControls( 1) 0xff bmControls( 2) 0xff iExtension 0 VideoControl Interface Descriptor: bLength 18 bDescriptorType 36 bDescriptorSubtype 2 (INPUT_TERMINAL) bTerminalID 1 wTerminalType 0x0201 Camera Sensor bAssocTerminal 0 iTerminal 0 wObjectiveFocalLengthMin 0 wObjectiveFocalLengthMax 0 wOcularFocalLength 0 bControlSize 3 bmControls 0x00000000 VideoControl Interface Descriptor: bLength 11 bDescriptorType 36 bDescriptorSubtype 5 (PROCESSING_UNIT) Warning: Descriptor too short bUnitID 2 bSourceID 1 wMaxMultiplier 0 bControlSize 2 bmControls 0x0000157f Brightness Contrast Hue Saturation Sharpness Gamma White Balance Temperature Backlight Compensation Power Line Frequency White Balance Temperature, Auto iProcessing 0 bmVideoStandards 0x09 None SECAM - 625/50 VideoControl Interface Descriptor: bLength 9 bDescriptorType 36 bDescriptorSubtype 3 (OUTPUT_TERMINAL) bTerminalID 3 wTerminalType 0x0101 USB Streaming bAssocTerminal 0 bSourceID 2 iTerminal 0 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x81 EP 1 IN bmAttributes 3 Transfer Type Interrupt Synch Type None Usage Type Data wMaxPacketSize 0x0010 1x 16 bytes bInterval 7 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 1 bAlternateSetting 0 bNumEndpoints 0 bInterfaceClass 14 Video bInterfaceSubClass 2 Video Streaming bInterfaceProtocol 0 iInterface 4 VideoStreaming Interface Descriptor: bLength 14 bDescriptorType 36 bDescriptorSubtype 1 (INPUT_HEADER) bNumFormats 1 wTotalLength 0x00e1 bEndpointAddress 0x82 EP 2 IN bmInfo 0 bTerminalLink 3 bStillCaptureMethod 2 bTriggerSupport 1 bTriggerUsage 0 bControlSize 1 bmaControls( 0) 0 VideoStreaming Interface Descriptor: bLength 27 bDescriptorType 36 bDescriptorSubtype 4 (FORMAT_UNCOMPRESSED) bFormatIndex 1 bNumFrameDescriptors 4 guidFormat {32595559-0000-0010-8000-00aa00389b71} bBitsPerPixel 16 bDefaultFrameIndex 1 bAspectRatioX 0 bAspectRatioY 0 bmInterlaceFlags 0x00 Interlaced stream or variable: No Fields per frame: 2 fields Field 1 first: No Field pattern: Field 1 only bCopyProtect 0 VideoStreaming Interface Descriptor: bLength 42 bDescriptorType 36 bDescriptorSubtype 5 (FRAME_UNCOMPRESSED) bFrameIndex 1 bmCapabilities 0x00 Still image unsupported wWidth 640 wHeight 480 dwMinBitRate 73728000 dwMaxBitRate 147456000 dwMaxVideoFrameBufferSize 614400 dwDefaultFrameInterval 333333 bFrameIntervalType 4 dwFrameInterval( 0) 333333 dwFrameInterval( 1) 400000 dwFrameInterval( 2) 500000 dwFrameInterval( 3) 666666 VideoStreaming Interface Descriptor: bLength 42 bDescriptorType 36 bDescriptorSubtype 5 (FRAME_UNCOMPRESSED) bFrameIndex 2 bmCapabilities 0x00 Still image unsupported wWidth 352 wHeight 288 dwMinBitRate 24330240 dwMaxBitRate 48660480 dwMaxVideoFrameBufferSize 202752 dwDefaultFrameInterval 333333 bFrameIntervalType 4 dwFrameInterval( 0) 333333 dwFrameInterval( 1) 400000 dwFrameInterval( 2) 500000 dwFrameInterval( 3) 666666 VideoStreaming Interface Descriptor: bLength 42 bDescriptorType 36 bDescriptorSubtype 5 (FRAME_UNCOMPRESSED) bFrameIndex 3 bmCapabilities 0x00 Still image unsupported wWidth 320 wHeight 240 dwMinBitRate 18432000 dwMaxBitRate 36864000 dwMaxVideoFrameBufferSize 153600 dwDefaultFrameInterval 333333 bFrameIntervalType 4 dwFrameInterval( 0) 333333 dwFrameInterval( 1) 400000 dwFrameInterval( 2) 500000 dwFrameInterval( 3) 666666 VideoStreaming Interface Descriptor: bLength 42 bDescriptorType 36 bDescriptorSubtype 5 (FRAME_UNCOMPRESSED) bFrameIndex 4 bmCapabilities 0x00 Still image unsupported wWidth 176 wHeight 144 dwMinBitRate 6082560 dwMaxBitRate 12165120 dwMaxVideoFrameBufferSize 50688 dwDefaultFrameInterval 333333 bFrameIntervalType 4 dwFrameInterval( 0) 333333 dwFrameInterval( 1) 400000 dwFrameInterval( 2) 500000 dwFrameInterval( 3) 666666 VideoStreaming Interface Descriptor: bLength 10 bDescriptorType 36 bDescriptorSubtype 3 (STILL_IMAGE_FRAME) bEndpointAddress 0x00 EP 0 OUT bNumImageSizePatterns 1 wWidth( 0) 352 wHeight( 0) 288 bNumCompressionPatterns 0 VideoStreaming Interface Descriptor: bLength 6 bDescriptorType 36 bDescriptorSubtype 13 (COLORFORMAT) bColorPrimaries 1 (BT.709,sRGB) bTransferCharacteristics 1 (BT.709) bMatrixCoefficients 4 (SMPTE 170M (BT.601)) Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 1 bAlternateSetting 1 bNumEndpoints 1 bInterfaceClass 14 Video bInterfaceSubClass 2 Video Streaming bInterfaceProtocol 0 iInterface 4 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x82 EP 2 IN bmAttributes 5 Transfer Type Isochronous Synch Type Asynchronous Usage Type Data wMaxPacketSize 0x1400 3x 1024 bytes bInterval 1 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 1 bAlternateSetting 2 bNumEndpoints 1 bInterfaceClass 14 Video bInterfaceSubClass 2 Video Streaming bInterfaceProtocol 0 iInterface 4 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x82 EP 2 IN bmAttributes 5 Transfer Type Isochronous Synch Type Asynchronous Usage Type Data wMaxPacketSize 0x0c00 2x 1024 bytes bInterval 1 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 1 bAlternateSetting 3 bNumEndpoints 1 bInterfaceClass 14 Video bInterfaceSubClass 2 Video Streaming bInterfaceProtocol 0 iInterface 4 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x82 EP 2 IN bmAttributes 5 Transfer Type Isochronous Synch Type Asynchronous Usage Type Data wMaxPacketSize 0x0400 1x 1024 bytes bInterval 1 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 1 bAlternateSetting 4 bNumEndpoints 1 bInterfaceClass 14 Video bInterfaceSubClass 2 Video Streaming bInterfaceProtocol 0 iInterface 4 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x82 EP 2 IN bmAttributes 5 Transfer Type Isochronous Synch Type Asynchronous Usage Type Data wMaxPacketSize 0x0200 1x 512 bytes bInterval 1 Interface Association: bLength 8 bDescriptorType 11 bFirstInterface 2 bInterfaceCount 2 bFunctionClass 1 Audio bFunctionSubClass 0 bFunctionProtocol 0 iFunction 5 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 2 bAlternateSetting 0 bNumEndpoints 0 bInterfaceClass 1 Audio bInterfaceSubClass 1 Control Device bInterfaceProtocol 0 iInterface 5 AudioControl Interface Descriptor: bLength 9 bDescriptorType 36 bDescriptorSubtype 1 (HEADER) bcdADC 1.00 wTotalLength 0x002b bInCollection 1 baInterfaceNr(0) 3 AudioControl Interface Descriptor: bLength 12 bDescriptorType 36 bDescriptorSubtype 2 (INPUT_TERMINAL) bTerminalID 1 wTerminalType 0x0201 Microphone bAssocTerminal 0 bNrChannels 2 wChannelConfig 0x0003 Left Front (L) Right Front (R) iChannelNames 0 iTerminal 0 AudioControl Interface Descriptor: bLength 13 bDescriptorType 36 bDescriptorSubtype 6 (FEATURE_UNIT) bUnitID 5 bSourceID 1 bControlSize 2 bmaControls(0) 0x0001 Mute Control bmaControls(1) 0x0003 Mute Control Volume Control bmaControls(2) 0x0003 Mute Control Volume Control iFeature 0 AudioControl Interface Descriptor: bLength 9 bDescriptorType 36 bDescriptorSubtype 3 (OUTPUT_TERMINAL) bTerminalID 3 wTerminalType 0x0101 USB Streaming bAssocTerminal 0 bSourceID 5 iTerminal 0 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 3 bAlternateSetting 0 bNumEndpoints 0 bInterfaceClass 1 Audio bInterfaceSubClass 2 Streaming bInterfaceProtocol 0 iInterface 5 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 3 bAlternateSetting 1 bNumEndpoints 1 bInterfaceClass 1 Audio bInterfaceSubClass 2 Streaming bInterfaceProtocol 0 iInterface 5 AudioStreaming Interface Descriptor: bLength 7 bDescriptorType 36 bDescriptorSubtype 1 (AS_GENERAL) bTerminalLink 3 bDelay 1 frames wFormatTag 0x0001 PCM AudioStreaming Interface Descriptor: bLength 32 bDescriptorType 36 bDescriptorSubtype 2 (FORMAT_TYPE) bFormatType 1 (FORMAT_TYPE_I) bNrChannels 2 bSubframeSize 2 bBitResolution 16 bSamFreqType 8 Discrete tSamFreq[ 0] 48000 tSamFreq[ 1] 44100 tSamFreq[ 2] 24000 tSamFreq[ 3] 22050 tSamFreq[ 4] 16000 tSamFreq[ 5] 12000 tSamFreq[ 6] 11025 tSamFreq[ 7] 8000 Endpoint Descriptor: bLength 9 bDescriptorType 5 bEndpointAddress 0x83 EP 3 IN bmAttributes 13 Transfer Type Isochronous Synch Type Synchronous Usage Type Data wMaxPacketSize 0x00c8 1x 200 bytes bInterval 4 bRefresh 0 bSynchAddress 0 AudioStreaming Endpoint Descriptor: bLength 7 bDescriptorType 37 bDescriptorSubtype 1 (EP_GENERAL) bmAttributes 0x01 Sampling Frequency bLockDelayUnits 1 Milliseconds wLockDelay 0x0000 --endcollapse-- !!USB Stream information !!---------------------- --startcollapse-- Alcor Micro, Corp. USB 2.0 Camera at usb-0000:00:15.0-6, high speed : USB Audio Capture: Status: Stop Interface 3 Altset 1 Format: S16_LE Channels: 2 Endpoint: 0x83 (3 IN) (SYNC) Rates: 48000, 44100, 24000, 22050, 16000, 12000, 11025, 8000 Data packet interval: 1000 us Bits: 16 Channel map: FL FR --endcollapse-- !!USB Mixer information !!--------------------- --startcollapse-- USB Mixer: usb_id=0x05803840, ctrlif=2, ctlerr=0 Card: Alcor Micro, Corp. USB 2.0 Camera at usb-0000:00:15.0-6, high speed Unit: 5 Control: name="Mic Capture Volume", index=0 Info: id=5, control=2, cmask=0x3, channels=2, type="S16" Volume: min=0, max=7936, dBmin=0, dBmax=3100 Unit: 5 Control: name="Mic Capture Switch", index=1 Info: id=5, control=1, cmask=0x0, channels=1, type="INV_BOOLEAN" Volume: min=0, max=1, dBmin=0, dBmax=0 Unit: 5 Control: name="Mic Capture Switch", index=0 Info: id=5, control=1, cmask=0x3, channels=2, type="INV_BOOLEAN" Volume: min=0, max=1, dBmin=0, dBmax=0 --endcollapse-- !!ALSA Device nodes !!----------------- crw-rw---- 1 root audio 116, 3 Mar 30 03:11 /dev/snd/controlC1 crw-rw---- 1 root audio 116, 2 Mar 30 03:38 /dev/snd/pcmC1D0c crw-rw---- 1 root audio 116, 1 Mar 30 03:11 /dev/snd/seq crw-rw---- 1 root audio 116, 33 Mar 30 03:11 /dev/snd/timer /dev/snd/by-id: total 0 drwxr-xr-x 2 root root 60 Mar 30 03:11 . drwxr-xr-x 4 root root 160 Mar 30 03:11 .. lrwxrwxrwx 1 root root 12 Mar 30 03:11 usb-Alcor_Micro__Corp._USB_2.0_Camera-02 -> ../controlC1 /dev/snd/by-path: total 0 drwxr-xr-x 2 root root 60 Mar 30 03:11 . drwxr-xr-x 4 root root 160 Mar 30 03:11 .. lrwxrwxrwx 1 root root 12 Mar 30 03:11 pci-0000:00:15.0-usb-0:6:1.2 -> ../controlC1 !!Aplay/Arecord output !!-------------------- APLAY **** List of PLAYBACK Hardware Devices **** ARECORD **** List of CAPTURE Hardware Devices **** card 1: Camera [USB 2.0 Camera], device 0: USB Audio [USB Audio] Subdevices: 1/1 Subdevice #0: subdevice #0 !!Amixer output !!------------- !!-------Mixer controls for card Camera Card sysdefault:1 'Camera'/'Alcor Micro, Corp. USB 2.0 Camera at usb-0000:00:15.0-6, high speed' Mixer name : 'USB Mixer' Components : 'USB0580:3840' Controls : 4 Simple ctrls : 2 Simple mixer control 'Mic',0 Capabilities: cvolume cswitch Capture channels: Front Left - Front Right Limits: Capture 0 - 62 Front Left: Capture 46 [74%] [23.00dB] [off] Front Right: Capture 46 [74%] [23.00dB] [off] Simple mixer control 'Mic',1 Capabilities: cswitch cswitch-joined Capture channels: Mono Mono: Capture [on] !!Alsactl output !!-------------- --startcollapse-- state.Camera { control.1 { iface PCM name 'Capture Channel Map' value.0 0 value.1 0 comment { access read type INTEGER count 2 range '0 - 36' } } control.2 { iface MIXER name 'Mic Capture Switch' value.0 false value.1 false comment { access 'read write' type BOOLEAN count 2 } } control.3 { iface MIXER name 'Mic Capture Switch' index 1 value true comment { access 'read write' type BOOLEAN count 1 } } control.4 { iface MIXER name 'Mic Capture Volume' value.0 46 value.1 46 comment { access 'read write' type INTEGER count 2 range '0 - 62' dbmin 0 dbmax 3100 dbvalue.0 2300 dbvalue.1 2300 } } } --endcollapse-- !!All Loaded Modules !!------------------ 8250_dw ac97_bus acpi_thermal_rel aesni_intel af_alg ahci algif_hash algif_skcipher autofs4 binfmt_misc bluetooth bnep btbcm btintel btmtk btrtl btusb ccm cec cfg80211 cmac coretemp cqhci crc32_pclmul crct10dif_pclmul cryptd crypto_simd drm_buddy drm_display_helper dw_dmac dw_dmac_core ecc ecdh_generic efi_pstore ghash_clmulni_intel hid hid_generic hid_multitouch i2c_algo_bit i2c_hid i2c_hid_acpi i2c_i801 i2c_smbus i915 idma64 industrialio industrialio_triggered_buffer input_leds int3400_thermal int340x_thermal_zone intel_cstate intel_hid intel_lpss intel_lpss_pci intel_pmc_bxt intel_pmc_core intel_powerclamp intel_punit_ipc intel_rapl_common intel_rapl_msr intel_soc_dts_iosf intel_telemetry_core intel_telemetry_pltdrv intel_vsec ip6t_REJECT ip6t_rt ip_tables ipt_REJECT irqbypass joydev kfifo_buf kvm kvm_intel kxcjk_1013 libahci libarc4 libcrc32c lp mac80211 mac_hid mc mei mei_hdcp mei_me mei_pxp mmc_block nf_conntrack nf_defrag_ipv4 nf_defrag_ipv6 nf_log_syslog nf_reject_ipv4 nf_reject_ipv6 nf_tables nfnetlink nft_compat nft_limit nls_iso8859_1 parport parport_pc pinctrl_geminilake pmt_class pmt_telemetry polyval_generic ppdev processor_thermal_device processor_thermal_device_pci_legacy processor_thermal_mbox processor_thermal_power_floor processor_thermal_rapl processor_thermal_rfim processor_thermal_wt_hint processor_thermal_wt_req rapl rc_core rfcomm rtw88_8723d rtw88_8723du rtw88_core rtw88_usb sch_fq_codel sdhci sdhci_pci serio_raw sha1_ssse3 sha256_ssse3 silead snd snd_compress snd_hda_codec snd_hda_codec_hdmi snd_hda_core snd_hda_ext_core snd_hda_intel snd_hrtimer snd_hwdep snd_intel_dspcfg snd_intel_sdw_acpi snd_pcm snd_pcm_dmaengine snd_rawmidi snd_seq snd_seq_device snd_seq_dummy snd_seq_midi snd_seq_midi_event snd_soc_acpi snd_soc_acpi_intel_match snd_soc_avs snd_soc_core snd_soc_dmic snd_soc_es8316 snd_soc_hda_codec snd_soc_hdac_hda snd_sof snd_sof_intel_hda snd_sof_intel_hda_common snd_sof_intel_hda_mlink snd_sof_pci snd_sof_pci_intel_apl snd_sof_utils snd_sof_xtensa_dsp snd_timer snd_ump snd_usb_audio snd_usbmidi_lib soc_button_array soundcore soundwire_bus soundwire_cadence soundwire_generic_allocation soundwire_intel sparse_keymap spi_pxa2xx_platform ttm usbhid uvc uvcvideo video videobuf2_common videobuf2_memops videobuf2_v4l2 videobuf2_vmalloc videodev wmi x86_pkg_temp_thermal x_tables xhci_pci xhci_pci_renesas xt_LOG xt_addrtype xt_conntrack xt_hl xt_limit xt_tcpudp !!ALSA/HDA dmesg !!-------------- !!Packages installed !!-------------------- ii alsa-oss 1.1.8-1 amd64 ALSA wrapper for OSS applications ii alsa-tools 1.2.5-2 amd64 Console based ALSA utilities for specific hardware ii alsa-topology-conf 1.2.5.1-2 all ALSA topology configuration files ii alsa-ucm-conf 1.2.6.3-1ubuntu1.12 all ALSA Use Case Manager configuration files ii alsa-utils 1.2.6-1ubuntu1 amd64 Utilities for configuring and using ALSA ii bluez-alsa-utils 3.0.0-2 amd64 Bluetooth Audio ALSA Backend (utils)