Everything works well, except the Headphone jack. The Headphones are detected, they are not mutted in alsamixer and pavucontrol detects them and detects sound is going to the headphones. However there is no sound.
With speakers everything is allright
ProblemType: Bug
DistroRelease: Ubuntu 18.04
Package: alsa-base 1.0.25+dfsg-0ubuntu5
ProcVersionSignature: Ubuntu 5.4.0-45.49~18.04.2-generic 5.4.55
Uname: Linux 5.4.0-45-generic x86_64
ApportVersion: 2.20.9-0ubuntu7.17
Architecture: amd64
AudioDevicesInUse:
USER PID ACCESS COMMAND
/dev/snd/controlC0: daniel 4502 F.... pulseaudio
/dev/snd/pcmC0D0p: daniel 4502 F...m pulseaudio
CurrentDesktop: ubuntu:GNOME
Date: Sat Sep 5 14:22:55 2020
InstallationDate: Installed on 2018-02-19 (928 days ago)
InstallationMedia: Ubuntu 16.04.3 LTS "Xenial Xerus" - Release amd64 (20170801)
PackageArchitecture: all
SourcePackage: alsa-driver
Symptom: audio
Symptom_AlsaPlaybackTest: ALSA playback test through plughw:PCH failed
Symptom_Card: Áudio Interno - HDA Intel PCH
Symptom_Jack: Black Headphone Out, Left
Symptom_Type: Only some of outputs are working
Title: [UX430UA, Realtek ALC295, Black Headphone Out, Left] Playback problem
UpgradeStatus: Upgraded to bionic on 2018-09-21 (714 days ago)
dmi.bios.date: 12/16/2016
dmi.bios.vendor: American Megatrends Inc.
dmi.bios.version: UX430UA.201
dmi.board.asset.tag: ATN12345678901234567
dmi.board.name: UX430UA
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.:bvrUX430UA.201:bd12/16/2016:svnASUSTeKCOMPUTERINC.:pnUX430UA:pvr1.0:rvnASUSTeKCOMPUTERINC.:rnUX430UA:rvr1.0:cvnASUSTeKCOMPUTERINC.:ct10:cvr1.0:
dmi.product.family: UX
dmi.product.name: UX430UA
dmi.product.version: 1.0
dmi.sys.vendor: ASUSTeK COMPUTER INC.
mtime.conffile..etc.modprobe.d.alsa-base.conf: 2020-09-05T13:28:26.876229
Status changed to 'Confirmed' because the bug affects multiple users.