apport information ** Attachment added: "RfKill.txt" https://bugs.launchpad.net/bugs/1330640/+attachment/4132985/+files/RfKill.txt
-- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1330640 Title: Ubuntu 14.04 on Acer TravelMate P253: LCD screen brightness always at maximum level Status in “linux” package in Ubuntu: Confirmed Bug description: Hi, on my new Acer TravelMate P253 notebook, with ubuntu 14.04 desktop I can't modify LCD screen brghtness: by pressing the normal key combination for this function (Fn+Left / Fn+Right) the screen brightness applet correctly shows up on the screen, and its level correctly goes up and down when pressing the function keys, but nothing actually happens, and the screen alway stays at its maximum brightness. Thank you, your suggestions are always welcome. Adalberto --- ApportVersion: 2.14.1-0ubuntu3.2 Architecture: amd64 AudioDevicesInUse: USER PID ACCESS COMMAND /dev/snd/controlC0: adaca 2036 F.... pulseaudio CurrentDesktop: Unity DistroRelease: Ubuntu 14.04 HibernationDevice: RESUME=UUID=2cb12901-c875-489b-9b65-2faa464d351b InstallationDate: Installed on 2014-06-15 (1 days ago) InstallationMedia: Ubuntu 14.04 LTS "Trusty Tahr" - Release amd64 (20140417) MachineType: Acer TravelMate P253 Package: linux (not installed) ProcFB: 0 inteldrmfb ProcKernelCmdLine: BOOT_IMAGE=/vmlinuz-3.13.0-29-generic.efi.signed root=/dev/mapper/ubuntu--vg-root ro quiet splash vt.handoff=7 ProcVersionSignature: Ubuntu 3.13.0-29.53-generic 3.13.11.2 RelatedPackageVersions: linux-restricted-modules-3.13.0-29-generic N/A linux-backports-modules-3.13.0-29-generic N/A linux-firmware 1.127.2 Tags: trusty Uname: Linux 3.13.0-29-generic x86_64 UpgradeStatus: No upgrade log present (probably fresh install) UserGroups: adm cdrom dip lpadmin plugdev sambashare sudo _MarkForUpload: True dmi.bios.date: 12/16/2013 dmi.bios.vendor: Insyde Corp. dmi.bios.version: V2.21 dmi.board.asset.tag: Type2 - Board Asset Tag dmi.board.name: BA51_HC_CR dmi.board.vendor: Acer dmi.board.version: Type2 - Board Version dmi.chassis.type: 10 dmi.chassis.vendor: Insyde Corp. dmi.chassis.version: V2.21 dmi.modalias: dmi:bvnInsydeCorp.:bvrV2.21:bd12/16/2013:svnAcer:pnTravelMateP253:pvrV2.21:rvnAcer:rnBA51_HC_CR:rvrType2-BoardVersion:cvnInsydeCorp.:ct10:cvrV2.21: dmi.product.name: TravelMate P253 dmi.product.version: V2.21 dmi.sys.vendor: Acer --- ApportVersion: 2.14.1-0ubuntu3.2 Architecture: amd64 AudioDevicesInUse: USER PID ACCESS COMMAND /dev/snd/controlC0: adaca 2036 F.... pulseaudio CurrentDesktop: Unity DistroRelease: Ubuntu 14.04 HibernationDevice: RESUME=UUID=2cb12901-c875-489b-9b65-2faa464d351b InstallationDate: Installed on 2014-06-15 (1 days ago) InstallationMedia: Ubuntu 14.04 LTS "Trusty Tahr" - Release amd64 (20140417) MachineType: Acer TravelMate P253 Package: linux (not installed) ProcFB: 0 inteldrmfb ProcKernelCmdLine: BOOT_IMAGE=/vmlinuz-3.13.0-29-generic.efi.signed root=/dev/mapper/ubuntu--vg-root ro quiet splash vt.handoff=7 ProcVersionSignature: Ubuntu 3.13.0-29.53-generic 3.13.11.2 RelatedPackageVersions: linux-restricted-modules-3.13.0-29-generic N/A linux-backports-modules-3.13.0-29-generic N/A linux-firmware 1.127.2 Tags: trusty Uname: Linux 3.13.0-29-generic x86_64 UpgradeStatus: No upgrade log present (probably fresh install) UserGroups: adm cdrom dip lpadmin plugdev sambashare sudo _MarkForUpload: True dmi.bios.date: 12/16/2013 dmi.bios.vendor: Insyde Corp. dmi.bios.version: V2.21 dmi.board.asset.tag: Type2 - Board Asset Tag dmi.board.name: BA51_HC_CR dmi.board.vendor: Acer dmi.board.version: Type2 - Board Version dmi.chassis.type: 10 dmi.chassis.vendor: Insyde Corp. dmi.chassis.version: V2.21 dmi.modalias: dmi:bvnInsydeCorp.:bvrV2.21:bd12/16/2013:svnAcer:pnTravelMateP253:pvrV2.21:rvnAcer:rnBA51_HC_CR:rvrType2-BoardVersion:cvnInsydeCorp.:ct10:cvrV2.21: dmi.product.name: TravelMate P253 dmi.product.version: V2.21 dmi.sys.vendor: Acer To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1330640/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp
