PCI/internal sound card not detected

[FALL]

no sound device in my computer, sometimes i restart the computer and it's detected and the sound works perfectly.

ProblemType: Bug
DistroRelease: Ubuntu 16.10
Package: alsa-base 1.0.25+dfsg-0ubuntu5
ProcVersionSignature: Ubuntu 4.8.0-34.36-generic 4.8.11
Uname: Linux 4.8.0-34-generic x86_64
ApportVersion: 2.20.3-0ubuntu8.2
Architecture: amd64
AudioDevicesInUse:
 USER PID ACCESS COMMAND
 /dev/snd/controlC0: dymos02 1873 F.... pulseaudio
CurrentDesktop: Unity
Date: Fri Dec 30 22:28:34 2016
InstallationDate: Installed on 2016-12-25 (5 days ago)
InstallationMedia: Ubuntu 16.10 "Yakkety Yak" - Release amd64 (20161012.2)
PackageArchitecture: all
ProcEnviron:
 LANGUAGE=fr_BE:fr
 PATH=(custom, no user)
 XDG_RUNTIME_DIR=<set>
 LANG=fr_BE.UTF-8
 SHELL=/bin/bash
SourcePackage: alsa-driver
Symptom: audio
Title: PCI/internal sound card not detected
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 08/06/2014
dmi.bios.vendor: American Megatrends Inc.
dmi.bios.version: X555LA.307
dmi.board.asset.tag: ATN12345678901234567
dmi.board.name: X555LA
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.:bvrX555LA.307:bd08/06/2014:svnASUSTeKCOMPUTERINC.:pnX555LA:pvr1.0:rvnASUSTeKCOMPUTERINC.:rnX555LA:rvr1.0:cvnASUSTeKCOMPUTERINC.:ct10:cvr1.0:
dmi.product.name: X555LA
dmi.product.version: 1.0
dmi.sys.vendor: ASUSTeK COMPUTER INC.

[dino99 (9d9)]

This is an unsupported release now. Please think to install the next LTS 'Bionic 18.04'

http://cdimage.ubuntu.com/ubuntu-next/daily-live/current/
https://www.omgubuntu.co.uk/2018/02/ubuntu-18-04-minimal-install-option