signal with tv not working

[Felipe]

before ubuntu update it stopped working and the additional motinor had changed size but right tv name but wrong size value, the program makes 4 changes with keybutton even darkens laptop screen in 1 state, the signal with the tv appears to be the problem. thanks for your support (hope it's not the hardware)

vaio pro 13

unity-control-center:
  Installed: 15.04.0+15.10.20150923-0ubuntu1
  Candidate: 15.04.0+15.10.20150923-0ubuntu1
  Version table:
 *** 15.04.0+15.10.20150923-0ubuntu1 0
        500 http://mx.archive.ubuntu.com/ubuntu/ wily/main amd64 Packages
        100 /var/lib/dpkg/status

I expected to stablish a link between tv and pc

the external tv does not receive signal at all.

ProblemType: Bug
DistroRelease: Ubuntu 15.10
Package: unity-control-center 15.04.0+15.10.20150923-0ubuntu1
ProcVersionSignature: Ubuntu 4.2.0-16.19-generic 4.2.3
Uname: Linux 4.2.0-16-generic x86_64
ApportVersion: 2.19.1-0ubuntu4
Architecture: amd64
CurrentDesktop: Unity
Date: Wed Nov 4 04:40:17 2015
ExecutablePath: /usr/bin/unity-control-center
InstallationDate: Installed on 2015-03-09 (239 days ago)
InstallationMedia: Ubuntu 14.10 "Utopic Unicorn" - Release amd64 (20141022.1)
SourcePackage: unity-control-center
UpgradeStatus: Upgraded to wily on 2015-10-28 (7 days ago)

[Sebastien Bacher (seb128)]

Thank you for taking the time to report this issue and helping to make Ubuntu better. Examining the information you have given us, this does not appear to be a bug report so we are closing it and converting it to a question in the support tracker. We understand the difficulties you are facing, but it is better to raise problems you are having in the support tracker at https://answers.launchpad.net/ubuntu if you are uncertain if they are bugs. You can also find help with your problem in the support forum of your local Ubuntu community http://loco.ubuntu.com/ or asking at http://askubuntu.com or http://ubuntuforums.org. For help on reporting bugs, see https://help.ubuntu.com/community/ReportingBugs.