!!################################
!!ALSA Information Script v 0.5.3
!!################################

!!Script ran on: Sun Oct 26 12:39:55 UTC 2025


!!Linux Distribution
!!------------------

NAME="Arch Linux" PRETTY_NAME="Arch Linux" ID=arch HOME_URL="https://archlinux.org/" DOCUMENTATION_URL="https://wiki.archlinux.org/" SUPPORT_URL="https://bbs.archlinux.org/" BUG_REPORT_URL="https://gitlab.archlinux.org/groups/archlinux/-/issues" PRIVACY_POLICY_URL="https://terms.archlinux.org/docs/privacy-policy/" LOGO=archlinux-logo


!!DMI Information
!!---------------

Manufacturer:      LENOVO
Product Name:      20205
Product Version:   Lenovo B490
Firmware Version:  H9ET82IT(1.19)
System SKU:        LENOVO_MT_2020
Board Vendor:      LENOVO
Board Name:        20205  


!!ACPI Device Status Information
!!---------------

/sys/bus/acpi/devices/ACPI0003:00/status 	 15
/sys/bus/acpi/devices/INT3F0D:00/status 	 15
/sys/bus/acpi/devices/LEN0068:00/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/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:3f/status 	 15
/sys/bus/acpi/devices/device:40/status 	 15


!!ACPI SoundWire Device Status Information
!!---------------



!!Kernel Information
!!------------------

Kernel release:    #1 SMP PREEMPT_DYNAMIC Wed, 15 Oct 2025 11:05:48  0000
Operating System:  GNU/Linux
Architecture:      x86_64
Processor:         unknown
SMP Enabled:       Yes


!!ALSA Version
!!------------

Driver version:     k6.12.53-1-lts
Library version:    1.2.14
Utilities version:  1.2.14


!!Loaded ALSA modules
!!-------------------

thinkpad_acpi (card 29)


!!Sound Servers on this system
!!----------------------------

PipeWire:
      Installed - Yes (/usr/bin/pipewire)
      Running - Yes

No sound servers found.


!!Soundcards recognised by ALSA
!!-----------------------------

29 [ThinkPadEC     ]: ThinkPad EC - ThinkPad Console Audio Control
                      ThinkPad Console Audio Control at EC reg 0x30, fw H9EC09WW


!!PCI Soundcards installed in the system
!!--------------------------------------

00:1b.0 Audio device [0403]: Intel Corporation 7 Series/C216 Chipset Family High Definition Audio Controller [8086:1e20] (rev 04)
	Subsystem: Lenovo Device [17aa:5011]


!!Modprobe options (Sound related)
!!--------------------------------

snd_hda_intel: model=auto


!!Loaded sound module options
!!---------------------------

!!Module: thinkpad_acpi
	brightness_enable : 2
	brightness_mode : 4
	enable : Y
	experimental : 0
	fan_control : N
	force_load : N
	id : ThinkPadEC
	index : -536870912
	profile_force : 0
	software_mute : Y
	volume_capabilities : 0
	volume_control : N
	volume_mode : 3


!!Sysfs card info
!!---------------

!!Card: /sys/class/sound/card29
Driver: /sys/bus/platform/drivers/thinkpad_acpi
Tree:
	/sys/class/sound/card29
	|-- controlC29
	|   |-- dev
	|   |-- device -> ../../card29
	|   |-- power
	|   |-- subsystem -> ../../../../../../class/sound
	|   `-- uevent
	|-- device -> ../../../thinkpad_acpi
	|-- id
	|-- number
	|-- power
	|   |-- autosuspend_delay_ms
	|   |-- control
	|   |-- runtime_active_time
	|   |-- runtime_status
	|   `-- runtime_suspended_time
	|-- subsystem -> ../../../../../class/sound
	`-- uevent


!!ALSA Device nodes
!!-----------------

crw-rw----  1 root audio 116,  2 Oct 26 18:05 /dev/snd/controlC29
crw-rw----  1 root audio 116,  1 Oct 26 18:05 /dev/snd/seq
crw-rw----  1 root audio 116, 33 Oct 26 18:05 /dev/snd/timer

/dev/snd/by-path:
total 0
drwxr-xr-x 2 root root  60 Oct 26 18:04 .
drwxr-xr-x 3 root root 120 Oct 26 18:04 ..
lrwxrwxrwx 1 root root  13 Oct 26 18:04 platform-thinkpad_acpi -> ../controlC29


!!Aplay/Arecord output
!!--------------------

APLAY

**** List of PLAYBACK Hardware Devices ****

ARECORD

**** List of CAPTURE Hardware Devices ****

!!Amixer output
!!-------------

!!-------Mixer controls for card ThinkPadEC

Card sysdefault:29 'ThinkPadEC'/'ThinkPad Console Audio Control at EC reg 0x30, fw H9EC09WW'
  Mixer name	: 'ThinkPad EC H9EC09WW'
  Components	: ''
  Controls      : 1
  Simple ctrls  : 1
Simple mixer control 'Console',0
  Capabilities: pswitch pswitch-joined
  Playback channels: Mono
  Mono: Playback [on]


!!Alsactl output
!!--------------

--startcollapse--
state.ThinkPadEC {
	control.1 {
		iface MIXER
		name 'Console Playback Switch'
		value true
		comment {
			access read
			type BOOLEAN
			count 1
		}
	}
}
--endcollapse--


!!All Loaded Modules
!!------------------

842_compress
842_decompress
at24
atkbd
bpf_preload
ccm
cec
cfg80211
cmac
coretemp
crc16
crc32_pclmul
crc32c_generic
crc32c_intel
crct10dif_pclmul
cryptd
crypto_user
dm_mod
drm_buddy
drm_display_helper
ext4
fat
firmware_attributes_class
gf128mul
ghash_clmulni_intel
hid_generic
i2c_algo_bit
i2c_dev
i2c_i801
i2c_mux
i2c_smbus
i8042
i915
iTCO_vendor_support
iTCO_wdt
intel_cstate
intel_gtt
intel_pmc_bxt
intel_powerclamp
intel_rapl_common
intel_rapl_msr
intel_uncore
ip_tables
jbd2
joydev
libarc4
libphy
libps2
loop
lpc_ich
lz4_compress
lz4hc_compress
mac80211
mac_hid
mbcache
mdio_devres
mousedev
nfnetlink
pcspkr
pkcs8_key_parser
platform_profile
polyval_generic
psmouse
r8169
rapl
realtek
rfkill
rtl8192c_common
rtl8192ce
rtl_pci
rtlwifi
serio
serio_raw
sha1_ssse3
sha256_ssse3
sha512_ssse3
snd
snd_hda_codec
snd_hda_core
snd_hda_intel
snd_hrtimer
snd_hwdep
snd_intel_dspcfg
snd_intel_sdw_acpi
snd_pcm
snd_seq
snd_seq_device
snd_seq_dummy
snd_timer
soundcore
sparse_keymap
think_lmi
thinkpad_acpi
ttm
uinput
usbhid
vfat
video
vivaldi_fmap
wmi
wmi_bmof
x86_pkg_temp_thermal
x_tables
zram


!!ALSA/HDA dmesg
!!--------------