[Satellite Pro R50-C, Intel Broadwell HDMI, Digital Out, HDMI] No sound at all

[Azeline]

[Satellite Pro R50-C, Intel Broadwell HDMI, Digital Out, HDMI] No sound at all
Alsa mixer is set on 00 00 00 00 with no possibility to change
I've tried pressing F6 to change the default sound card, it doesn't work either.

ProblemType: Bug
DistroRelease: Ubuntu 18.04
Package: alsa-base 1.0.25+dfsg-0ubuntu5
ProcVersionSignature: Ubuntu 4.15.0-72.81-generic 4.15.18
Uname: Linux 4.15.0-72-generic x86_64
ApportVersion: 2.20.9-0ubuntu7.9
Architecture: amd64
AudioDevicesInUse:
 USER PID ACCESS COMMAND
 /dev/snd/controlC0: azeline 1653 F.... pulseaudio
 /dev/snd/controlC1: azeline 1653 F.... pulseaudio
CurrentDesktop: ubuntu:GNOME
Date: Fri Dec 6 19:54:13 2019
InstallationDate: Installed on 2017-12-05 (730 days ago)
InstallationMedia: Ubuntu 16.04.3 LTS "Xenial Xerus" - Release amd64 (20170801)
PackageArchitecture: all
ProcEnviron:
 TERM=xterm-256color
 PATH=(custom, no user)
 XDG_RUNTIME_DIR=<set>
 LANG=fr_FR.UTF-8
 SHELL=/bin/bash
SourcePackage: alsa-driver
Symptom: audio
Symptom_AlsaPlaybackTest: ALSA playback test through plughw:HDMI failed
Symptom_Card: Audio interne - HDA Intel HDMI
Symptom_DevicesInUse:
 USER PID ACCESS COMMAND
 /dev/snd/controlC0: gdm 1148 F.... pulseaudio
                      azeline 1653 F.... pulseaudio
 /dev/snd/controlC1: gdm 1148 F.... pulseaudio
                      azeline 1653 F.... pulseaudio
Symptom_Jack: Digital Out, HDMI
Symptom_Type: No sound at all
Title: [Satellite Pro R50-C, Intel Broadwell HDMI, Digital Out, HDMI] No sound at all
UpgradeStatus: Upgraded to bionic on 2018-09-12 (450 days ago)
dmi.bios.date: 03/17/2016
dmi.bios.vendor: TOSHIBA
dmi.bios.version: Version 6.20
dmi.board.asset.tag: 0000000000
dmi.board.name: Satellite Pro R50-C
dmi.board.vendor: TOSHIBA
dmi.board.version: Version A0
dmi.chassis.asset.tag: 0000000000
dmi.chassis.type: 10
dmi.chassis.vendor: TOSHIBA
dmi.chassis.version: Version 1.0
dmi.modalias: dmi:bvnTOSHIBA:bvrVersion6.20:bd03/17/2016:svnTOSHIBA:pnSatelliteProR50-C:pvrPS562E-02W01TFR:rvnTOSHIBA:rnSatelliteProR50-C:rvrVersionA0:cvnTOSHIBA:ct10:cvrVersion1.0:
dmi.product.family: 0000000000
dmi.product.name: Satellite Pro R50-C
dmi.product.version: PS562E-02W01TFR
dmi.sys.vendor: TOSHIBA