I'll do the test you asked, thanks for the suggestion. I've installed Ubuntu 15.04 (at the moment running kernel 4.2.0-35-generic) and this bug was NOT present; there seems there is some kind of regression.
Will go on with investigation with mainline kernel and update. Thanks for your help. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1573120 Title: VGA monitor goes to sleep randomly in 16.04 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/i915/+bug/1573120/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
