[ZenBook UX431FAC_UX431FA, Realtek ALC294, Speaker, Internal] Playback problem

Speakers not sound, only headphones work in alsamixer everything seem to be ok speakers has enough gain and turn off when connect minijack. Headphones sound but when i disconect them speaker not sound if i open pauvcontrol is playing sound but cant hear it.

ProblemType: Bug
DistroRelease: Ubuntu 19.10
Package: alsa-base 1.0.25+dfsg-0ubuntu5
ProcVersionSignature: Ubuntu 5.3.0-18.19-generic 5.3.1
Uname: Linux 5.3.0-18-generic x86_64
ApportVersion: 2.20.11-0ubuntu8.5
Architecture: amd64
AudioDevicesInUse:
 USER PID ACCESS COMMAND
 /dev/snd/controlC0: mariajo 1534 F.... pulseaudio
CurrentDesktop: ubuntu:GNOME
Date: Sat Mar 7 16:05:00 2020
InstallationDate: Installed on 2020-03-06 (0 days ago)
InstallationMedia: Ubuntu 19.10 "Eoan Ermine" - Release amd64 (20191017)
PackageArchitecture: all
ProcEnviron:
 PATH=(custom, no user)
 XDG_RUNTIME_DIR=<set>
 LANG=es_ES.UTF-8
 SHELL=/bin/bash
SourcePackage: alsa-driver
Symptom: audio
Symptom_AlsaPlaybackTest: ALSA playback test through plughw:PCH failed
Symptom_Card: Audio Interno - HDA Intel PCH
Symptom_Jack: Speaker, Internal
Symptom_Type: Only some of outputs are working
Title: [ZenBook UX431FAC_UX431FA, Realtek ALC294, Speaker, Internal] Playback problem
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 10/18/2019
dmi.bios.vendor: American Megatrends Inc.
dmi.bios.version: UX431FAC.204
dmi.board.asset.tag: ATN12345678901234567
dmi.board.name: UX431FAC
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.:bvrUX431FAC.204:bd10/18/2019:svnASUSTeKCOMPUTERINC.:pnZenBookUX431FAC_UX431FA:pvr1.0:rvnASUSTeKCOMPUTERINC.:rnUX431FAC:rvr1.0:cvnASUSTeKCOMPUTERINC.:ct10:cvr1.0:
dmi.product.family: ZenBook
dmi.product.name: ZenBook UX431FAC_UX431FA
dmi.product.version: 1.0
dmi.sys.vendor: ASUSTeK COMPUTER INC.