I encountred the same trouble with HP nc6400 laptop. I was able to switch the backlight off with this command: sudo vbetool dpms standby
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to the bug report. https://bugs.launchpad.net/bugs/19410 Title: Laptop backlight does not turn off To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/acpi-support/+bug/19410/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
