Steve Bainton, thank you for reporting this and helping make Ubuntu better.
Could you please run the following command once from a terminal by ensuring you have the package xdiagnose installed, and that you click the Yes button for attaching additional debugging information: apport-collect 1749086 When reporting xorg related bugs in the future, please do so via the above method. You can learn more about this functionality at https://wiki.ubuntu.com/ReportingBugs. ** Changed in: xorg (Ubuntu) Importance: Undecided => Low ** Changed in: xorg (Ubuntu) Status: New => Incomplete -- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to xorg in Ubuntu. https://bugs.launchpad.net/bugs/1749086 Title: (X)Ubuntu 16.04.3 LTS: sleep on boot Status in xorg package in Ubuntu: Incomplete Bug description: Newly installed xubuntu, kubuntu (other flavours I haven't tried, but probably the same), the screen turns off a few seconds after choosing ubuntu in grub2 menu, after about 5 minutes it comes back to life and login screen is presented and from that point on everything seems to work as normal. (Might have sth to do with Radeon drivers?) Please tell me what other info you need. ProblemType: Bug DistroRelease: Ubuntu 16.04 Package: xorg 1:7.7+13ubuntu3 ProcVersionSignature: Ubuntu 4.13.0-32.35~16.04.1-generic 4.13.13 Uname: Linux 4.13.0-32-generic x86_64 ApportVersion: 2.20.1-0ubuntu2.15 Architecture: amd64 CurrentDesktop: XFCE Date: Tue Feb 13 07:37:53 2018 InstallationDate: Installed on 2018-02-11 (1 days ago) InstallationMedia: Xubuntu 16.04.3 LTS "Xenial Xerus" - Release amd64 (20170801) ProcEnviron: LANGUAGE=en_GB:en PATH=(custom, no user) XDG_RUNTIME_DIR=<set> LANG=en_GB.UTF-8 SHELL=/bin/bash SourcePackage: xorg Symptom: display UpgradeStatus: No upgrade log present (probably fresh install) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xorg/+bug/1749086/+subscriptions -- Mailing list: https://launchpad.net/~touch-packages Post to : touch-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~touch-packages More help : https://help.launchpad.net/ListHelp