I'll have to re-test this; just did a Lubuntu 19.10 (daily) QA-test on the j3400 mentioned, and it was woken using power-button and only wacom- pen was required to resume session.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1816702 Title: Ubuntu 19.04 - tablet pc won't wake with pen or device buttons (unless keyboard attached) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gnome-power-manager/+bug/1816702/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs