Public bug reported:

No sound at all from internal speakers. No microphone capabilities.

ProblemType: Bug
DistroRelease: Ubuntu 17.10
Package: alsa-base 1.0.25+dfsg-0ubuntu5
ProcVersionSignature: Ubuntu 4.13.0-17.20-generic 4.13.8
Uname: Linux 4.13.0-17-generic x86_64
ApportVersion: 2.20.7-0ubuntu3.5
Architecture: amd64
AudioDevicesInUse:
 USER        PID ACCESS COMMAND
 /dev/snd/controlC1:  jamie      7177 F.... pulseaudio
 /dev/snd/pcmC0D0p:   jamie     12299 F...m speaker-test
 /dev/snd/controlC0:  jamie      7177 F.... pulseaudio
CurrentDesktop: ubuntu:GNOME
Date: Fri Dec  1 16:06:41 2017
InstallationDate: Installed on 2017-11-19 (11 days ago)
InstallationMedia: Ubuntu 17.10 "Artful Aardvark" - Release amd64 (20171018)
PackageArchitecture: all
SourcePackage: alsa-driver
Symptom: audio
Symptom_AlsaRecordingPlaybackStderr: o p e n ( ) :   N o   s u c h   f i l e   
o r   d i r e c t o r y
Symptom_AlsaRecordingTest: ALSA recording test through plughw:Audio failed
Symptom_AlsaRecordingTestStderr: a r e c o r d :   m a i n : 7 8 8 :   a u d i 
o   o p e n   e r r o r :   N o   s u c h   f i l e   o r   d i r e c t o r y
Symptom_Card: bytcht-nocodec - bytcht-nocodec
Symptom_Type: No sound at all
Title: [HdmiLpeAudio - Intel HDMI/DP LPE Audio, recording] No sound at all
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 06/01/2016
dmi.bios.vendor: American Megatrends Inc.
dmi.bios.version: E200HA.300
dmi.board.asset.tag: ATN12345678901234567
dmi.board.name: E200HA
dmi.board.vendor: ASUSTeK COMPUTER INC.
dmi.board.version: 1.0
dmi.chassis.asset.tag: No Asset Tag
dmi.chassis.type: 10
dmi.chassis.vendor: ASUSTeK COMPUTER INC.
dmi.chassis.version: 1.0
dmi.modalias: 
dmi:bvnAmericanMegatrendsInc.:bvrE200HA.300:bd06/01/2016:svnASUSTeKCOMPUTERINC.:pnE200HA:pvr1.0:rvnASUSTeKCOMPUTERINC.:rnE200HA:rvr1.0:cvnASUSTeKCOMPUTERINC.:ct10:cvr1.0:
dmi.product.family: E
dmi.product.name: E200HA
dmi.product.version: 1.0
dmi.sys.vendor: ASUSTeK COMPUTER INC.

** Affects: alsa-driver (Ubuntu)
     Importance: Undecided
         Status: New


** Tags: amd64 apport-bug artful wayland-session

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https://bugs.launchpad.net/bugs/1735773

Title:
  [HdmiLpeAudio - Intel HDMI/DP LPE Audio, recording] No sound at all

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