[K55VJ, Realtek ALC270, Black Headphone Out, Front] No sound at all

i wanted to make my headphones OK, but a lot of Linux versions don't allow me to use that. Is no sound when i put headphones into jack. It was OK in Ubuntu 13.10, but NOT OK in MINT 16 PETRA, Ubuntu 12.04, 14.04

ProblemType: Bug
DistroRelease: Ubuntu 14.04
Package: pulseaudio 1:4.0-0ubuntu11 [modified: usr/share/pulseaudio/alsa-mixer/paths/analog-output-headphones.conf]
ProcVersionSignature: Ubuntu 3.13.0-24.46-generic 3.13.9
Uname: Linux 3.13.0-24-generic x86_64
ApportVersion: 2.14.1-0ubuntu3
Architecture: amd64
AudioDevicesInUse:
 USER PID ACCESS COMMAND
 /dev/snd/controlC0: sarunas 2660 F.... pulseaudio
                      sarunas 3714 F.... alsamixer
 /dev/snd/pcmC0D0p: sarunas 2660 F...m pulseaudio
CurrentDesktop: Unity
Date: Sun Apr 20 01:02:57 2014
InstallationDate: Installed on 2014-04-19 (0 days ago)
InstallationMedia: Ubuntu 14.04 LTS "Trusty Tahr" - Release amd64 (20140417)
SourcePackage: pulseaudio
Symptom: audio
Symptom_AlsaPlaybackTest: ALSA playback test through plughw:PCH successful
Symptom_Card: Built-in Audio - HDA Intel PCH
Symptom_DevicesInUse:
 USER PID ACCESS COMMAND
 /dev/snd/controlC0: sarunas 2660 F.... pulseaudio
                      sarunas 3714 F.... alsamixer
 /dev/snd/pcmC0D0p: sarunas 2660 F...m pulseaudio
Symptom_Jack: Black Headphone Out, Front
Symptom_PulsePlaybackTest: PulseAudio playback test failed
Symptom_Type: No sound at all
Title: [K55VJ, Realtek ALC270, Black Headphone Out, Front] No sound at all
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 10/01/2012
dmi.bios.vendor: American Megatrends Inc.
dmi.bios.version: K55VJ.202
dmi.board.asset.tag: ATN12345678901234567
dmi.board.name: K55VJ
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.:bvrK55VJ.202:bd10/01/2012:svnASUSTeKCOMPUTERINC.:pnK55VJ:pvr1.0:rvnASUSTeKCOMPUTERINC.:rnK55VJ:rvr1.0:cvnASUSTeKCOMPUTERINC.:ct10:cvr1.0:
dmi.product.name: K55VJ
dmi.product.version: 1.0
dmi.sys.vendor: ASUSTeK COMPUTER INC.