!!################################ !!ALSA Information Script v 0.5.0 !!################################ !!Script ran on: Tue Mar 9 13:47:03 UTC 2021 !!Linux Distribution !!------------------ Ubuntu 16.04.7 LTS \n \l DISTRIB_ID=Ubuntu DISTRIB_DESCRIPTION="Ubuntu 16.04.7 LTS" NAME="Ubuntu" ID=ubuntu ID_LIKE=debian PRETTY_NAME="Ubuntu 16.04.7 LTS" HOME_URL="http://www.ubuntu.com/" SUPPORT_URL="http://help.ubuntu.com/" BUG_REPORT_URL="http://bugs.launchpad.net/ubuntu/" UBUNTU_CODENAME=xenial !!DMI Information !!--------------- Manufacturer: Acer Product Name: Aspire A515-51G Product Version: V1.10 Firmware Version: V1.10 System SKU: Board Vendor: KBL Board Name: Charmander_KL !!ACPI Device Status Information !!--------------- /sys/bus/acpi/devices/ACPI000C:00/status 15 /sys/bus/acpi/devices/ELAN0501:01/status 15 /sys/bus/acpi/devices/INT33A1:00/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/LNXPOWER:00/status 1 /sys/bus/acpi/devices/LNXPOWER:01/status 1 /sys/bus/acpi/devices/LNXVIDEO:01/status 15 /sys/bus/acpi/devices/MSFT0001:00/status 15 /sys/bus/acpi/devices/MSFT0101:00/status 15 /sys/bus/acpi/devices/PNP0103:00/status 15 /sys/bus/acpi/devices/PNP0C02:00/status 3 /sys/bus/acpi/devices/PNP0C02:04/status 3 /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/PNP0C0E:00/status 11 /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:32/status 15 /sys/bus/acpi/devices/device:72/status 11 !!Kernel Information !!------------------ Kernel release: 4.15.0-136-generic Operating System: GNU/Linux Architecture: x86_64 Processor: x86_64 SMP Enabled: Yes !!ALSA Version !!------------ Driver version: k4.15.0-136-generic Library version: 1.1.0 Utilities version: 1.1.0 !!Loaded ALSA modules !!------------------- snd_hda_intel (card 0) !!Sound Servers on this system !!---------------------------- Pulseaudio: Installed - Yes (/usr/bin/pulseaudio) Running - Yes !!Soundcards recognised by ALSA !!----------------------------- 0 [PCH ]: HDA-Intel - HDA Intel PCH HDA Intel PCH at 0xb4320000 irq 134 !!PCI Soundcards installed in the system !!-------------------------------------- 00:1f.3 Audio device [0403]: Intel Corporation Sunrise Point-LP HD Audio [8086:9d71] (rev 21) (prog-if 80) Subsystem: Acer Incorporated [ALI] Device [1025:1193] !!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 snd_hda_intel: model=generic !!Loaded sound module options !!--------------------------- !!Module: snd_hda_intel align_buffer_size : -1 bdl_pos_adj : -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 beep_mode : 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 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 enable_msi : -1 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) index : -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 jackpoll_ms : 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 model : generic,(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) patch : (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) pm_blacklist : Y position_fix : -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 power_save : 0 power_save_controller : Y probe_mask : -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 probe_only : 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 single_cmd : -1 snoop : -1 !!Sysfs card info !!--------------- !!Card: /sys/class/sound/card0 Driver: /sys/bus/pci/drivers/snd_hda_intel Tree: !!HDA-Intel Codec information !!--------------------------- --startcollapse-- Codec: Realtek Generic Address: 0 AFG Function Id: 0x1 (unsol 1) Vendor Id: 0x10ec0255 Subsystem Id: 0x10251193 Revision Id: 0x100002 No Modem Function Group found Default PCM: N/A Default Amp-In caps: N/A Default Amp-Out caps: N/A State of AFG node 0x01: Power: setting=UNKNOWN, actual=UNKNOWN, Error, Clock-stop-OK, Setting-reset Invalid AFG subtree Codec: Intel Generic Address: 2 AFG Function Id: 0x1 (unsol 0) Vendor Id: 0x8086280b Subsystem Id: 0x80860101 Revision Id: 0x100000 No Modem Function Group found Default PCM: N/A Default Amp-In caps: N/A Default Amp-Out caps: N/A State of AFG node 0x01: Power: setting=UNKNOWN, actual=UNKNOWN, Error, Clock-stop-OK, Setting-reset Invalid AFG subtree --endcollapse-- !!ALSA Device nodes !!----------------- crw-rw---- 1 root audio 116, 2 Mar 9 01:07 /dev/snd/controlC0 crw-rw---- 1 root audio 116, 6 Mar 9 01:07 /dev/snd/hwC0D0 crw-rw---- 1 root audio 116, 7 Mar 9 01:07 /dev/snd/hwC0D2 crw-rw---- 1 root audio 116, 4 Mar 9 10:45 /dev/snd/pcmC0D0c crw-rw---- 1 root audio 116, 3 Mar 9 10:45 /dev/snd/pcmC0D0p crw-rw---- 1 root audio 116, 5 Mar 9 10:45 /dev/snd/pcmC0D3p crw-rw---- 1 root audio 116, 1 Mar 9 01:07 /dev/snd/seq crw-rw---- 1 root audio 116, 33 Mar 9 01:04 /dev/snd/timer /dev/snd/by-path: total 0 drwxr-xr-x 2 root root 60 Mar 9 01:07 . drwxr-xr-x 3 root root 220 Mar 9 01:07 .. lrwxrwxrwx 1 root root 12 Mar 9 01:07 pci-0000:00:1f.3 -> ../controlC0 !!Aplay/Arecord output !!-------------------- APLAY **** List of PLAYBACK Hardware Devices **** card 0: PCH [HDA Intel PCH], device 0: Generic Analog [Generic Analog] Subdevices: 1/1 Subdevice #0: subdevice #0 card 0: PCH [HDA Intel PCH], device 3: Generic Digital [Generic Digital] Subdevices: 1/1 Subdevice #0: subdevice #0 ARECORD **** List of CAPTURE Hardware Devices **** card 0: PCH [HDA Intel PCH], device 0: Generic Analog [Generic Analog] Subdevices: 1/1 Subdevice #0: subdevice #0 !!Amixer output !!------------- !!-------Mixer controls for card PCH Card hw:0 'PCH'/'HDA Intel PCH at 0xb4320000 irq 134' Mixer name : 'Realtek Generic' Components : 'HDA:10ec0255,10251193,00100002 HDA:8086280b,80860101,00100000' Controls : 22 Simple ctrls : 8 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 'Capture',0 Capabilities: cvolume cswitch Capture channels: Front Left - Front Right Limits: Capture 0 - 63 Front Left: Capture 63 [100%] [30.00dB] [on] Front Right: Capture 63 [100%] [30.00dB] [on] Simple mixer control 'Auto-Mute Mode',0 Capabilities: enum Items: 'Disabled' 'Enabled' Item0: 'Enabled' !!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 Enabled comment { access 'read write' type ENUMERATED count 1 item.0 Disabled item.1 Enabled } } control.6 { iface MIXER name 'Capture Volume' value.0 63 value.1 63 comment { access 'read write' type INTEGER count 2 range '0 - 63' dbmin -1725 dbmax 3000 dbvalue.0 3000 dbvalue.1 3000 } } 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 Phantom Jack' value true comment { access read type BOOLEAN count 1 } } control.12 { iface CARD name 'Front 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 MIXER name 'IEC958 Playback Con Mask' value '0fff000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000' comment { access read type IEC958 count 1 } } control.17 { iface MIXER name 'IEC958 Playback Pro Mask' value '0f00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000' comment { access read type IEC958 count 1 } } control.18 { iface MIXER name 'IEC958 Playback Default' value '0400000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000' comment { access 'read write' type IEC958 count 1 } } control.19 { iface MIXER name 'IEC958 Playback Switch' value false comment { access 'read write' type BOOLEAN count 1 } } control.20 { iface CARD name 'HDMI Jack' value false comment { access read type BOOLEAN count 1 } } control.21 { iface PCM device 3 name 'Playback Channel Map' value.0 0 value.1 0 comment { access read type INTEGER count 2 range '0 - 36' } } control.22 { 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 !!------------------ ac97_bus acer_wmi acpi_pad aes_x86_64 aesni_intel ahci arc4 ath ath10k_core ath10k_pci autofs4 bbswitch binfmt_misc bluetooth bnep btbcm btintel btrtl btusb ccm cfg80211 coretemp crc32_pclmul crct10dif_pclmul cryptd crypto_simd drm drm_kms_helper ecdh_generic fb_sys_fops ghash_clmulni_intel glue_helper hid hid_generic hid_multitouch i2c_algo_bit i2c_hid i915 idma64 input_leds intel_cstate intel_lpss intel_lpss_pci intel_powerclamp intel_rapl intel_rapl_perf intel_wmi_thunderbolt irqbypass joydev kvm kvm_intel libahci lp mac80211 mac_hid media mei mei_me memstick mii nls_iso8859_1 nvidia nvidia_drm nvidia_modeset nvidia_uvm parport parport_pc pcbc pci_stub pinctrl_sunrisepoint ppdev r8169 rfcomm rtsx_pci rtsx_pci_ms rtsx_pci_sdmmc serio_raw shpchp snd snd_compress snd_hda_codec snd_hda_codec_generic snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_core snd_hda_ext_core snd_hda_intel snd_hwdep snd_pcm snd_pcm_dmaengine snd_rawmidi snd_seq snd_seq_device snd_seq_midi snd_seq_midi_event snd_soc_acpi snd_soc_core snd_soc_skl snd_soc_skl_ipc snd_soc_sst_dsp snd_soc_sst_ipc snd_timer soundcore sparse_keymap syscopyarea sysfillrect sysimgblt usbhid uvcvideo vboxdrv vboxnetadp vboxnetflt vboxpci video videobuf2_core videobuf2_memops videobuf2_v4l2 videobuf2_vmalloc videodev virt_dma wmi wmi_bmof x86_pkg_temp_thermal !!Sysfs Files !!----------- /sys/class/sound/hwC0D0/init_pin_configs: 0x12 0x90a60140 0x14 0x90171120 0x17 0x40000000 0x18 0x411111f0 0x19 0x411111f0 0x1a 0x411111f0 0x1b 0x411111f0 0x1d 0x40700001 0x1e 0x411111f0 0x21 0x02211030 /sys/class/sound/hwC0D0/driver_pin_configs: /sys/class/sound/hwC0D0/user_pin_configs: /sys/class/sound/hwC0D0/init_verbs: /sys/class/sound/hwC0D0/hints: /sys/class/sound/hwC0D2/init_pin_configs: 0x03 0x18560010 /sys/class/sound/hwC0D2/driver_pin_configs: /sys/class/sound/hwC0D2/user_pin_configs: /sys/class/sound/hwC0D2/init_verbs: /sys/class/sound/hwC0D2/hints: !!ALSA/HDA dmesg !!-------------- [ 0.048836] ACPI: Added _OSI(Linux-Dell-Video) [ 0.048836] ACPI: Added _OSI(Linux-Lenovo-NV-HDMI-Audio) [ 0.048836] ACPI: Added _OSI(Linux-HPI-Hybrid-Graphics) -- [ 0.106031] pci 0000:01:00.0: reg 0x30: [mem 0xfff80000-0xffffffff pref] [ 0.106046] pci 0000:01:00.0: Enabling HDA controller [ 0.116068] pci 0000:00:1c.0: PCI bridge to [bus 01] -- [ 25.338052] ath10k_pci 0000:03:00.0: htt-ver 3.1 wmi-op 4 htt-op 3 cal otp max-sta 32 raw 0 hwcrypto 1 [ 25.373688] snd_hda_intel 0000:00:1f.3: bound 0000:00:02.0 (ops i915_audio_component_bind_ops [i915]) [ 25.397501] snd_hda_codec_generic hdaudioC0D0: autoconfig for Generic: line_outs=1 (0x14/0x0/0x0/0x0/0x0) type:speaker [ 25.397503] snd_hda_codec_generic hdaudioC0D0: speaker_outs=0 (0x0/0x0/0x0/0x0/0x0) [ 25.397504] snd_hda_codec_generic hdaudioC0D0: hp_outs=1 (0x21/0x0/0x0/0x0/0x0) [ 25.397505] snd_hda_codec_generic hdaudioC0D0: mono: mono_out=0x0 [ 25.397505] snd_hda_codec_generic hdaudioC0D0: inputs: [ 25.397506] snd_hda_codec_generic hdaudioC0D0: Mic=0x12 [ 25.402689] snd_hda_codec_generic hdaudioC0D2: autoconfig for Generic: line_outs=0 (0x0/0x0/0x0/0x0/0x0) type:line [ 25.402690] snd_hda_codec_generic hdaudioC0D2: speaker_outs=0 (0x0/0x0/0x0/0x0/0x0) [ 25.402691] snd_hda_codec_generic hdaudioC0D2: hp_outs=0 (0x0/0x0/0x0/0x0/0x0) [ 25.402692] snd_hda_codec_generic hdaudioC0D2: mono: mono_out=0x0 [ 25.402692] snd_hda_codec_generic hdaudioC0D2: dig-out=0x3/0x0 [ 25.402693] snd_hda_codec_generic hdaudioC0D2: inputs: [ 25.403705] input: HDA Intel PCH Front Headphone as /devices/pci0000:00/0000:00:1f.3/sound/card0/input15 [ 25.403761] input: HDA Intel PCH HDMI as /devices/pci0000:00/0000:00:1f.3/sound/card0/input16 [ 25.431271] ath: EEPROM regdomain: 0x69 -- [ 34.492715] i2c_hid i2c-ELAN0501:01: i2c_hid_get_input: IRQ triggered but there's no data [ 39.797319] snd_hda_intel 0000:00:1f.3: azx_get_response timeout, switching to polling mode: last cmd=0x20270d81 [ 40.530863] vboxdrv: Found 4 processor cores -- [ 40.775777] vboxpci: IOMMU not found (not registered) [ 40.809282] snd_hda_intel 0000:00:1f.3: No response from codec, disabling MSI: last cmd=0x20270d81 [ 41.813445] snd_hda_intel 0000:00:1f.3: No response from codec, resetting bus: last cmd=0x20270d81 [ 42.821918] snd_hda_intel 0000:00:1f.3: azx_get_response timeout, switching to single_cmd mode: last cmd=0x20270d81 [ 42.822078] azx_single_wait_for_response: 30 callbacks suppressed -- [ 188.790436] azx_single_send_cmd: 16 callbacks suppressed [ 190.867468] snd_soc_skl 0000:00:1f.3: No matching machine driver found [ 190.883460] snd_hda_intel 0000:00:1f.3: bound 0000:00:02.0 (ops i915_audio_component_bind_ops [i915]) [ 190.903719] snd_hda_codec_generic hdaudioC0D0: autoconfig for Generic: line_outs=1 (0x14/0x0/0x0/0x0/0x0) type:speaker [ 190.903721] snd_hda_codec_generic hdaudioC0D0: speaker_outs=0 (0x0/0x0/0x0/0x0/0x0) [ 190.903721] snd_hda_codec_generic hdaudioC0D0: hp_outs=1 (0x21/0x0/0x0/0x0/0x0) [ 190.903722] snd_hda_codec_generic hdaudioC0D0: mono: mono_out=0x0 [ 190.903723] snd_hda_codec_generic hdaudioC0D0: inputs: [ 190.903723] snd_hda_codec_generic hdaudioC0D0: Mic=0x12 [ 190.908964] snd_hda_codec_generic hdaudioC0D2: autoconfig for Generic: line_outs=0 (0x0/0x0/0x0/0x0/0x0) type:line [ 190.908966] snd_hda_codec_generic hdaudioC0D2: speaker_outs=0 (0x0/0x0/0x0/0x0/0x0) [ 190.908966] snd_hda_codec_generic hdaudioC0D2: hp_outs=0 (0x0/0x0/0x0/0x0/0x0) [ 190.908967] snd_hda_codec_generic hdaudioC0D2: mono: mono_out=0x0 [ 190.908968] snd_hda_codec_generic hdaudioC0D2: dig-out=0x3/0x0 [ 190.908968] snd_hda_codec_generic hdaudioC0D2: inputs: [ 190.910066] input: HDA Intel PCH Front Headphone as /devices/pci0000:00/0000:00:1f.3/sound/card0/input17 [ 190.910176] input: HDA Intel PCH HDMI as /devices/pci0000:00/0000:00:1f.3/sound/card0/input18 [ 194.008404] snd_hda_intel 0000:00:1f.3: azx_get_response timeout, switching to polling mode: last cmd=0x20270d81 [ 195.012869] snd_hda_intel 0000:00:1f.3: No response from codec, disabling MSI: last cmd=0x20270d81 [ 196.016707] snd_hda_intel 0000:00:1f.3: No response from codec, resetting bus: last cmd=0x20270d81 [ 197.020955] snd_hda_intel 0000:00:1f.3: azx_get_response timeout, switching to single_cmd mode: last cmd=0x20270d81 [ 202.065045] azx_single_send_cmd: 8 callbacks suppressed -- [28375.420090] acer_wmi: Unknown function number - 8 - 0 [28597.731211] snd_hda_intel 0000:00:1f.3: Unstable LPIB (65536 >= 32768); disabling LPIB delay counting [29084.252764] azx_single_send_cmd: 6 callbacks suppressed !!Packages installed !!-------------------- ii alsa-utils 1.1.0-0ubuntu5 amd64 Utilities for configuring and using ALSA