!!################################ !!ALSA Information Script v 0.4.60 !!################################ !!Script ran on: Fri Jul 24 15:21:47 UTC 2026 !!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: HP Product Name: HP EliteBook 840 G7 Notebook PC Product Version: SBKPF !!Kernel Information !!------------------ Kernel release: 6.8.0-136-generic Operating System: GNU/Linux Architecture: x86_64 Processor: x86_64 SMP Enabled: Yes !!ALSA Version !!------------ Driver version: k6.8.0-136-generic Library version: 1.2.6.1 Utilities version: 1.2.6 !!Loaded ALSA modules !!------------------- snd_hda_intel !!Sound Servers on this system !!---------------------------- Pulseaudio: Installed - Yes (/usr/bin/pulseaudio) Running - No !!Soundcards recognised by ALSA !!----------------------------- 0 [PCH ]: HDA-Intel - HDA Intel PCH HDA Intel PCH at 0x404a108000 irq 184 !!PCI Soundcards installed in the system !!-------------------------------------- 00:1f.3 Multimedia audio controller: Intel Corporation Comet Lake PCH-LP cAVS !!Advanced information - PCI Vendor/Device/Subsystem ID's !!-------------------------------------------------------- 00:1f.3 0401: 8086:02c8 Subsystem: 103c:8723 -- Prefetchable memory behind bridge: 0000004025000000-0000004049ffffff [size=592M] Secondary status: 66MHz- FastB2B- ParErr- DEVSEL=fast >TAbort- TAbort- ../controlC0 !!Aplay/Arecord output !!------------ APLAY **** List of PLAYBACK Hardware Devices **** card 0: PCH [HDA Intel PCH], device 0: ALC285 Analog [ALC285 Analog] Subdevices: 1/1 Subdevice #0: subdevice #0 card 0: PCH [HDA Intel PCH], device 3: HDMI 0 [HDMI 0] Subdevices: 1/1 Subdevice #0: subdevice #0 card 0: PCH [HDA Intel PCH], device 7: HDMI 1 [HDMI 1] Subdevices: 1/1 Subdevice #0: subdevice #0 card 0: PCH [HDA Intel PCH], device 8: HDMI 2 [HDMI 2] Subdevices: 1/1 Subdevice #0: subdevice #0 ARECORD **** List of CAPTURE Hardware Devices **** card 0: PCH [HDA Intel PCH], device 0: ALC285 Analog [ALC285 Analog] Subdevices: 1/1 Subdevice #0: subdevice #0 !!Amixer output !!------------- !!-------Mixer controls for card 0 [PCH] Card sysdefault:0 'PCH'/'HDA Intel PCH at 0x404a108000 irq 184' Mixer name : 'Realtek ALC285' Components : 'HDA:10ec0285,103c8729,00100002 HDA:8086280b,80860101,00100000' Controls : 37 Simple ctrls : 10 Simple mixer control 'Master',0 Capabilities: pvolume pvolume-joined pswitch pswitch-joined Playback channels: Mono Limits: Playback 0 - 87 Mono: Playback 87 [100%] [0.00dB] [on] Simple mixer control 'Headphone',0 Capabilities: pvolume pswitch Playback channels: Front Left - Front Right Limits: Playback 0 - 87 Mono: Front Left: Playback 0 [0%] [-65.25dB] [off] Front Right: Playback 0 [0%] [-65.25dB] [off] Simple mixer control 'Speaker',0 Capabilities: pvolume pswitch Playback channels: Front Left - Front Right Limits: Playback 0 - 87 Mono: Front Left: Playback 87 [100%] [0.00dB] [on] Front Right: Playback 87 [100%] [0.00dB] [on] Simple mixer control 'PCM',0 Capabilities: pvolume Playback channels: Front Left - Front Right Limits: Playback 0 - 255 Mono: Front Left: Playback 255 [100%] [0.00dB] Front Right: Playback 255 [100%] [0.00dB] Simple mixer control 'Mic Boost',0 Capabilities: volume Playback channels: Front Left - Front Right Capture channels: Front Left - Front Right Limits: 0 - 3 Front Left: 0 [0%] [0.00dB] Front Right: 0 [0%] [0.00dB] Simple mixer control 'IEC958',0 Capabilities: pswitch pswitch-joined Playback channels: Mono Mono: Playback [off] Simple mixer control 'IEC958',1 Capabilities: pswitch pswitch-joined Playback channels: Mono Mono: Playback [on] Simple mixer control 'IEC958',2 Capabilities: pswitch pswitch-joined Playback channels: Mono Mono: Playback [on] Simple mixer control 'Capture',0 Capabilities: cvolume cswitch Capture channels: Front Left - Front Right Limits: Capture 0 - 63 Front Left: Capture 39 [62%] [12.00dB] [on] Front Right: Capture 39 [62%] [12.00dB] [on] Simple mixer control 'Auto-Mute Mode',0 Capabilities: enum Items: 'Disabled' 'Enabled' Item0: 'Disabled' !!Alsactl output !!------------- --startcollapse-- state.PCH { control.1 { iface MIXER name 'Headphone Playback Volume' value.0 0 value.1 0 comment { access 'read write' type INTEGER count 2 range '0 - 87' dbmin -6525 dbmax 0 dbvalue.0 -6525 dbvalue.1 -6525 } } control.2 { iface MIXER name 'Headphone Playback Switch' value.0 false value.1 false comment { access 'read write' type BOOLEAN count 2 } } control.3 { iface MIXER name 'Speaker Playback Volume' value.0 87 value.1 87 comment { access 'read write' type INTEGER count 2 range '0 - 87' dbmin -6525 dbmax 0 dbvalue.0 0 dbvalue.1 0 } } control.4 { iface MIXER name 'Speaker Playback Switch' value.0 true value.1 true comment { access 'read write' type BOOLEAN count 2 } } control.5 { iface MIXER name 'Auto-Mute Mode' value Disabled comment { access 'read write' type ENUMERATED count 1 item.0 Disabled item.1 Enabled } } control.6 { iface MIXER name 'Capture Volume' value.0 39 value.1 39 comment { access 'read write' type INTEGER count 2 range '0 - 63' dbmin -1725 dbmax 3000 dbvalue.0 1200 dbvalue.1 1200 } } control.7 { iface MIXER name 'Capture Switch' value.0 true value.1 true comment { access 'read write' type BOOLEAN count 2 } } control.8 { iface MIXER name 'Mic Boost Volume' value.0 0 value.1 0 comment { access 'read write' type INTEGER count 2 range '0 - 3' dbmin 0 dbmax 3000 dbvalue.0 0 dbvalue.1 0 } } control.9 { iface MIXER name 'Master Playback Volume' value 87 comment { access 'read write' type INTEGER count 1 range '0 - 87' dbmin -6525 dbmax 0 dbvalue.0 0 } } control.10 { iface MIXER name 'Master Playback Switch' value true comment { access 'read write' type BOOLEAN count 1 } } control.11 { iface CARD name 'Mic Jack' value false comment { access read type BOOLEAN count 1 } } control.12 { iface CARD name 'Headphone Jack' value false comment { access read type BOOLEAN count 1 } } control.13 { iface CARD name 'Speaker Phantom Jack' value true comment { access read type BOOLEAN count 1 } } control.14 { iface PCM name 'Playback Channel Map' value.0 0 value.1 0 comment { access read type INTEGER count 2 range '0 - 36' } } control.15 { iface PCM name 'Capture Channel Map' value.0 0 value.1 0 comment { access read type INTEGER count 2 range '0 - 36' } } control.16 { iface CARD name 'HDMI/DP,pcm=3 Jack' value false comment { access read type BOOLEAN count 1 } } control.17 { iface MIXER name 'IEC958 Playback Con Mask' value '0fff000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000' comment { access read type IEC958 count 1 } } control.18 { iface MIXER name 'IEC958 Playback Pro Mask' value '0f00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000' comment { access read type IEC958 count 1 } } control.19 { iface MIXER name 'IEC958 Playback Default' value '0400000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000' comment { access 'read write' type IEC958 count 1 } } control.20 { iface MIXER name 'IEC958 Playback Switch' value false comment { access 'read write' type BOOLEAN count 1 } } control.21 { iface PCM device 3 name ELD value '' comment { access 'read volatile' type BYTES count 0 } } control.22 { iface CARD name 'HDMI/DP,pcm=7 Jack' value false comment { access read type BOOLEAN count 1 } } control.23 { iface MIXER name 'IEC958 Playback Con Mask' index 1 value '0fff000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000' comment { access read type IEC958 count 1 } } control.24 { iface MIXER name 'IEC958 Playback Pro Mask' index 1 value '0f00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000' comment { access read type IEC958 count 1 } } control.25 { iface MIXER name 'IEC958 Playback Default' index 1 value '0400000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000' comment { access 'read write' type IEC958 count 1 } } control.26 { iface MIXER name 'IEC958 Playback Switch' index 1 value true comment { access 'read write' type BOOLEAN count 1 } } control.27 { iface PCM device 7 name ELD value '' comment { access 'read volatile' type BYTES count 0 } } control.28 { iface CARD name 'HDMI/DP,pcm=8 Jack' value false comment { access read type BOOLEAN count 1 } } control.29 { iface MIXER name 'IEC958 Playback Con Mask' index 2 value '0fff000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000' comment { access read type IEC958 count 1 } } control.30 { iface MIXER name 'IEC958 Playback Pro Mask' index 2 value '0f00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000' comment { access read type IEC958 count 1 } } control.31 { iface MIXER name 'IEC958 Playback Default' index 2 value '0400000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000' comment { access 'read write' type IEC958 count 1 } } control.32 { iface MIXER name 'IEC958 Playback Switch' index 2 value true comment { access 'read write' type BOOLEAN count 1 } } control.33 { iface PCM device 8 name ELD value '' comment { access 'read volatile' type BYTES count 0 } } control.34 { iface PCM device 3 name 'Playback Channel Map' value.0 0 value.1 0 value.2 0 value.3 0 value.4 0 value.5 0 value.6 0 value.7 0 comment { access 'read write' type INTEGER count 8 range '0 - 36' } } control.35 { iface PCM device 7 name 'Playback Channel Map' value.0 0 value.1 0 value.2 0 value.3 0 value.4 0 value.5 0 value.6 0 value.7 0 comment { access 'read write' type INTEGER count 8 range '0 - 36' } } control.36 { iface PCM device 8 name 'Playback Channel Map' value.0 0 value.1 0 value.2 0 value.3 0 value.4 0 value.5 0 value.6 0 value.7 0 comment { access 'read write' type INTEGER count 8 range '0 - 36' } } control.37 { iface MIXER name 'PCM Playback Volume' value.0 255 value.1 255 comment { access 'read write user' type INTEGER count 2 range '0 - 255' tlv '0000000100000008ffffec1400000014' dbmin -5100 dbmax 0 dbvalue.0 0 dbvalue.1 0 } } } --endcollapse-- !!All Loaded Modules !!------------------ Module rfcomm ccm nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_REJECT nf_reject_ipv6 ipt_REJECT nf_reject_ipv4 xt_multiport xt_cgroup xt_mark xt_owner xt_tcpudp nft_compat nf_tables libcrc32c nfnetlink cmac algif_hash algif_skcipher af_alg bnep snd_sof_pci_intel_cnl intel_uncore_frequency intel_uncore_frequency_common snd_sof_intel_hda_common soundwire_intel snd_sof_intel_hda_mlink soundwire_cadence snd_sof_intel_hda snd_hda_codec_hdmi intel_tcc_cooling snd_sof_pci snd_sof_xtensa_dsp snd_ctl_led x86_pkg_temp_thermal snd_sof snd_sof_utils snd_soc_hdac_hda snd_hda_ext_core snd_soc_acpi_intel_match ledtrig_audio snd_soc_acpi soundwire_generic_allocation snd_hda_codec_realtek soundwire_bus snd_hda_codec_generic snd_soc_core intel_powerclamp snd_compress coretemp ac97_bus snd_pcm_dmaengine snd_hda_intel kvm_intel snd_intel_dspcfg snd_intel_sdw_acpi binfmt_misc kvm snd_hda_codec iwlmvm snd_hda_core irqbypass crct10dif_pclmul snd_hwdep polyval_clmulni polyval_generic ghash_clmulni_intel snd_pcm sha256_ssse3 sha1_ssse3 mac80211 aesni_intel btusb snd_seq_midi crypto_simd snd_seq_midi_event cryptd mei_hdcp mei_pxp intel_rapl_msr nls_iso8859_1 btrtl btintel joydev rapl libarc4 snd_rawmidi btbcm btmtk uvcvideo i915 videobuf2_vmalloc snd_seq uvc processor_thermal_device_pci_legacy videobuf2_memops processor_thermal_device hp_bioscfg videobuf2_v4l2 processor_thermal_wt_hint snd_seq_device videodev intel_cstate input_leds snd_timer firmware_attributes_class cmdlinepart processor_thermal_rfim drm_buddy iwlwifi bluetooth spi_nor videobuf2_common processor_thermal_rapl intel_wmi_thunderbolt wmi_bmof hp_wmi ttm intel_rapl_common mtd serio_raw platform_profile snd mei_me drm_display_helper ecdh_generic ee1004 mc processor_thermal_wt_req cec soundcore cfg80211 hid_multitouch mei ecc processor_thermal_power_floor rc_core processor_thermal_mbox intel_pch_thermal i2c_algo_bit intel_soc_dts_iosf int3403_thermal int340x_thermal_zone soc_button_array intel_pmc_core intel_vsec pmt_telemetry pmt_class intel_hid wireless_hotkey int3400_thermal mac_hid acpi_thermal_rel sparse_keymap acpi_pad sch_fq_codel msr parport_pc ppdev lp parport efi_pstore ip_tables x_tables autofs4 hid_generic i2c_i801 spi_intel_pci crc32_pclmul iosm nvme spi_intel i2c_smbus thunderbolt ucsi_acpi nvme_core wwan nvme_auth typec_ucsi i2c_hid_acpi i2c_hid intel_lpss_pci typec intel_lpss xhci_pci idma64 xhci_pci_renesas hid video pinctrl_cannonlake wmi !!Sysfs Files !!----------- /sys/class/sound/hwC0D0/init_pin_configs: 0x12 0x40000000 0x13 0x411111f0 0x14 0x90170110 0x16 0x411111f0 0x17 0x411111f0 0x18 0x411111f0 0x19 0x03a11040 0x1a 0x411111f0 0x1b 0x411111f0 0x1d 0x40628005 0x1e 0x411111f0 0x21 0x03211020 /sys/class/sound/hwC0D0/driver_pin_configs: /sys/class/sound/hwC0D0/user_pin_configs: /sys/class/sound/hwC0D0/init_verbs: /sys/class/sound/hwC0D2/init_pin_configs: 0x05 0x18560010 0x06 0x18560010 0x07 0x18560010 /sys/class/sound/hwC0D2/driver_pin_configs: /sys/class/sound/hwC0D2/user_pin_configs: /sys/class/sound/hwC0D2/init_verbs: !!ALSA/HDA dmesg !!------------------ [ 4.930058] i915 0000:00:02.0: [drm] fb0: i915drmfb frame buffer device [ 4.965787] snd_hda_intel 0000:00:1f.3: enabling device (0000 -> 0002) [ 4.972788] snd_hda_intel 0000:00:1f.3: bound 0000:00:02.0 (ops i915_audio_component_bind_ops [i915]) [ 4.988761] iwlwifi 0000:00:14.3: Detected RF HR B3, rfid=0x10a100 [ 5.042700] snd_hda_codec_realtek hdaudioC0D0: autoconfig for ALC285: line_outs=1 (0x14/0x0/0x0/0x0/0x0) type:speaker [ 5.042714] snd_hda_codec_realtek hdaudioC0D0: speaker_outs=0 (0x0/0x0/0x0/0x0/0x0) [ 5.042719] snd_hda_codec_realtek hdaudioC0D0: hp_outs=1 (0x21/0x0/0x0/0x0/0x0) [ 5.042724] snd_hda_codec_realtek hdaudioC0D0: mono: mono_out=0x0 [ 5.042727] snd_hda_codec_realtek hdaudioC0D0: inputs: [ 5.042730] snd_hda_codec_realtek hdaudioC0D0: Mic=0x19 [ 5.060251] iwlwifi 0000:00:14.3: base HW address: e0:d4:64:8c:43:85 -- [ 5.126473] iwlwifi 0000:00:14.3 wlp0s20f3: renamed from wlan0 [ 5.776233] input: HDA Intel PCH Mic as /devices/pci0000:00/0000:00:1f.3/sound/card0/input22 [ 5.776347] input: HDA Intel PCH Headphone as /devices/pci0000:00/0000:00:1f.3/sound/card0/input23 [ 5.776503] input: HDA Intel PCH HDMI/DP,pcm=3 as /devices/pci0000:00/0000:00:1f.3/sound/card0/input24 [ 5.777984] input: HDA Intel PCH HDMI/DP,pcm=7 as /devices/pci0000:00/0000:00:1f.3/sound/card0/input25 [ 5.778155] input: HDA Intel PCH HDMI/DP,pcm=8 as /devices/pci0000:00/0000:00:1f.3/sound/card0/input26 [ 6.332236] kauditd_printk_skb: 57 callbacks suppressed