I'm using Ubuntu 7.10 Gutsy Gibbon 64-Bit version on the Dell Vostro 1000 laptop. I can also confirm that "echo -n VALUE > /proc/acpi/video/VGA/LCD/brightness" works likes a charm.
I'm using Ubuntu 7.10 Gutsy Gibbon 64-Bit version on the Dell Vostro 1000 laptop. video/VGA/ LCD/brightness" works likes a charm.
I can also confirm that "echo -n VALUE > /proc/acpi/