Writing "8" to the brightness file errors out with "Invalid argument". According to max_brightness, highest value is 1. Writing either 0 or 1 into the brightness file does not change the physical backlight brightness level.
** Attachment added: "lslabacklight" https://bugs.launchpad.net/ubuntu/+source/linux/+bug/629358/+attachment/3421587/+files/lslabacklight -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/629358 Title: [Fujitsu ESPRIMO Mobile U9200] Incorrect response to Brightness Up/Down keys To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/629358/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
