!!################################ !!ALSA Information Script v 0.5.3 !!################################ !!Script ran on: Tue Apr 28 03:15:22 UTC 2026 !!Linux Distribution !!------------------ Ubuntu 26.04 LTS \n \l DISTRIB_ID=Ubuntu DISTRIB_DESCRIPTION="Ubuntu 26.04 LTS" PRETTY_NAME="Ubuntu 26.04 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=resolute LOGO=ubuntu-logo !!DMI Information !!--------------- Manufacturer: LENOVO Product Name: 81C4 Product Version: Lenovo YOGA C930-13IKB Firmware Version: 8GCN37WW System SKU: LENOVO_MT_81C4_BU_idea_FM_YOGA C930-13IKB Board Vendor: LENOVO Board Name: LNVNB161216 !!ACPI Device Status Information !!--------------- /sys/bus/acpi/devices/ACPI0003:00/status 15 /sys/bus/acpi/devices/ACPI000C:00/status 15 /sys/bus/acpi/devices/IDEA0100:00/status 15 /sys/bus/acpi/devices/INT0E0C:00/status 15 /sys/bus/acpi/devices/INT33A1:00/status 15 /sys/bus/acpi/devices/INT33D0:00/status 15 /sys/bus/acpi/devices/INT33D3:00/status 15 /sys/bus/acpi/devices/INT3400:00/status 15 /sys/bus/acpi/devices/INT3403:01/status 15 /sys/bus/acpi/devices/INT340E:00/status 15 /sys/bus/acpi/devices/INT344B:00/status 15 /sys/bus/acpi/devices/INT3F0D:00/status 15 /sys/bus/acpi/devices/ITE8353:00/status 15 /sys/bus/acpi/devices/LIC0001:00/status 15 /sys/bus/acpi/devices/LNXPOWER:00/status 1 /sys/bus/acpi/devices/MSFT0101:00/status 15 /sys/bus/acpi/devices/PNP0103:00/status 15 /sys/bus/acpi/devices/PNP0B00:00/status 15 /sys/bus/acpi/devices/PNP0C02:00/status 3 /sys/bus/acpi/devices/PNP0C02:05/status 3 /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/SYNA2B31:00/status 15 /sys/bus/acpi/devices/USBC000:00/status 15 /sys/bus/acpi/devices/VPC2004:00/status 15 /sys/bus/acpi/devices/WCOM5196:00/status 15 /sys/bus/acpi/devices/YMC2017:00/status 15 /sys/bus/acpi/devices/device:18/status 15 /sys/bus/acpi/devices/device:21/status 15 /sys/bus/acpi/devices/device:33/status 15 /sys/bus/acpi/devices/device:7e/status 15 !!ACPI SoundWire Device Status Information !!--------------- !!Kernel Information !!------------------ Kernel release: #14-Ubuntu SMP PREEMPT_DYNAMIC Mon Apr 13 11:09:53 UTC 2026 Operating System: GNU/Linux Architecture: x86_64 Processor: desconocido SMP Enabled: Yes !!ALSA Version !!------------ Driver version: k7.0.0-14-generic Library version: Utilities version: 1.2.15.2 !!Loaded ALSA modules !!------------------- snd_soc_avs_probe (card 0) snd_soc_avs_dmic (card 1) !!Sound Servers on this system !!---------------------------- PipeWire: Installed - Yes (/usr/bin/pipewire) Running - Yes Pulseaudio: Installed - Yes (/usr/bin/pulseaudio) Running - No !!Soundcards recognised by ALSA !!----------------------------- 0 [PROBE ]: avs_probe_mb - AVS PROBE AVS PROBE 1 [DMIC ]: avs_dmic - AVS DMIC AVS DMIC !!PCI Soundcards installed in the system !!-------------------------------------- 00:1f.3 Multimedia audio controller [0401]: Intel Corporation Sunrise Point-LP HD Audio [8086:9d71] (rev 21) Subsystem: Lenovo Device [17aa:3831] !!Modprobe options (Sound related) !!-------------------------------- snd_pcsp: 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 snd_intel_dspcfg: dsp_driver=4 !!Loaded sound module options !!--------------------------- !!Module: snd_soc_avs_probe * : !!Module: snd_soc_avs_dmic * : !!Sysfs card info !!--------------- !!Card: /sys/class/sound/card0 Driver: /sys/bus/platform/drivers/avs_probe_mb Tree: !!Card: /sys/class/sound/card1 Driver: /sys/bus/platform/drivers/avs_dmic Tree: !!Sysfs ctl-led info !!--------------- !!CTL-LED: /sys/class/sound/ctl-led/mic/card0 List: !!CTL-LED: /sys/class/sound/ctl-led/mic/card1 List: !!CTL-LED: /sys/class/sound/ctl-led/speaker/card0 List: !!CTL-LED: /sys/class/sound/ctl-led/speaker/card1 List: !!ALSA Device nodes !!----------------- crw-rw---- 1 root audio 116, 2 Apr 28 00:12 /dev/snd/comprC0D0 crw-rw---- 1 root audio 116, 3 Apr 28 00:12 /dev/snd/controlC0 crw-rw---- 1 root audio 116, 5 Apr 28 00:12 /dev/snd/controlC1 crw-rw---- 1 root audio 116, 4 Apr 28 00:13 /dev/snd/pcmC1D0c crw-rw---- 1 root audio 116, 1 Apr 28 00:12 /dev/snd/seq crw-rw---- 1 root audio 116, 33 Apr 28 00:12 /dev/snd/timer /dev/snd/by-path: total 0 drwxr-xr-x 2 root root 80 Apr 28 00:12 . drwxr-xr-x 3 root root 180 Apr 28 00:12 .. lrwxrwxrwx 1 root root 12 Apr 28 00:12 platform-avs_dmic.8.auto -> ../controlC1 lrwxrwxrwx 1 root root 12 Apr 28 00:12 platform-avs_probe_mb.6.auto -> ../controlC0 !!Aplay/Arecord output !!-------------------- APLAY **** List of PLAYBACK Hardware Devices **** ARECORD **** List of CAPTURE Hardware Devices **** card 1: DMIC [AVS DMIC], device 0: Digital Microphone (*) [] Subdevices: 1/1 Subdevice #0: subdevice #0 !!Amixer output !!------------- !!-------Mixer controls for card PROBE Card sysdefault:0 'PROBE'/'AVS PROBE' Mixer name : '' Components : '' Controls : 0 Simple ctrls : 0 !!-------Mixer controls for card DMIC Card sysdefault:1 'DMIC'/'AVS DMIC' Mixer name : '' Components : '' Controls : 1 Simple ctrls : 1 Simple mixer control 'DMIC',0 Capabilities: volume volume-joined Playback channels: Mono Capture channels: Mono Limits: 0 - 2147483647 Mono: 0 [0%] !!Alsactl output !!-------------- --startcollapse-- state.PROBE { control { } } state.DMIC { control.1 { iface MIXER name 'DMIC Volume' value 0 comment { access 'read write volatile' type INTEGER count 1 range '0 - 2147483647' } } } --endcollapse-- !!All Loaded Modules !!------------------ 8250_dw ac97_bus acpi_pad acpi_thermal_rel aesni_intel af_alg algif_hash algif_skcipher at24 autofs4 binfmt_misc bluetooth bnep bridge btbcm btintel btmtk btrtl btusb ccm cec cfg80211 cmac coretemp crc8 dmi_sysfs drm_buddy drm_display_helper ee1004 efi_pstore ghash_clmulni_intel hid hid_generic hid_multitouch hid_sensor_accel_3d hid_sensor_als hid_sensor_custom hid_sensor_hub hid_sensor_iio_common hid_sensor_trigger hkdf i2c_algo_bit i2c_hid i2c_hid_acpi i2c_i801 i2c_mux i2c_smbus i915 ideapad_laptop idma64 industrialio input_leds int3400_thermal int3403_thermal int340x_thermal_zone intel_cstate intel_lpss intel_lpss_pci intel_pch_thermal intel_pmc_core intel_pmc_ssram_telemetry intel_powerclamp intel_rapl_common intel_rapl_msr intel_soc_dts_iosf intel_tcc_cooling intel_uncore_frequency intel_uncore_frequency_common intel_vsec intel_wmi_thunderbolt intel_xhci_usb_role_switch ip_set irqbypass iwlmvm iwlwifi joydev kfifo_buf kvm kvm_intel lenovo_ymc libarc4 llc lp mac80211 mac_hid mc mei mei_hdcp mei_me mei_pxp msr nf_conntrack nf_defrag_ipv4 nf_defrag_ipv6 nf_nat nf_tables nfnetlink nft_chain_nat nft_compat nls_iso8859_1 nvme nvme_auth nvme_core nvme_keyring overlay parport parport_pc pinctrl_sunrisepoint platform_profile platform_temperature_control pmt_class pmt_discovery pmt_telemetry ppdev processor_thermal_device processor_thermal_device_pci_legacy processor_thermal_mbox processor_thermal_power_floor processor_thermal_rapl processor_thermal_rfim processor_thermal_soc_slider processor_thermal_wt_hint processor_thermal_wt_req qrtr rapl rc_core rfcomm sch_fq_codel serio_raw snd snd_compress snd_ctl_led snd_hda_codec snd_hda_codec_alc269 snd_hda_codec_generic snd_hda_codec_hdmi snd_hda_codec_intelhdmi snd_hda_codec_realtek_lib snd_hda_core snd_hda_ext_core snd_hda_intel snd_hda_scodec_component 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_acpi_intel_sdca_quirks snd_soc_avs snd_soc_avs_dmic snd_soc_avs_hdaudio snd_soc_avs_probe snd_soc_core snd_soc_dmic snd_soc_hda_codec snd_soc_hdac_hda snd_soc_sdca snd_soc_sdw_utils snd_sof snd_sof_intel_hda snd_sof_intel_hda_common snd_sof_intel_hda_generic snd_sof_intel_hda_mlink snd_sof_intel_hda_sdw_bpt snd_sof_pci snd_sof_pci_intel_skl snd_sof_utils snd_sof_xtensa_dsp snd_timer soc_button_array soundcore soundwire_bus soundwire_cadence soundwire_generic_allocation soundwire_intel sparse_keymap spd5118 stp thunderbolt ttm typec typec_ucsi ucsi_acpi uhid usbhid uvc uvcvideo video videobuf2_common videobuf2_memops videobuf2_v4l2 videobuf2_vmalloc videodev wacom wmi wmi_bmof x86_pkg_temp_thermal x_tables xfrm_algo xfrm_user xt_MASQUERADE xt_addrtype xt_conntrack xt_set !!ALSA/HDA dmesg !!-------------- !!Packages installed !!-------------------- ii alsa-tools-gui 1.2.15-1 amd64 GUI based ALSA utilities for specific hardware ii alsa-topology-conf 1.2.5.1-3build1 all ALSA topology configuration files ii alsa-ucm-conf 1.2.15.3-1ubuntu1 all ALSA Use Case Manager configuration files ii alsa-utils 1.2.15.2-1ubuntu1 amd64 Utilities for configuring and using ALSA