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[Bug 1247088] Re: Display backlight off after boot

 

Booted in Ubuntu kernel and it seemed to be fixed, system boots until
login screen with backlight on.

Linux lenovo 3.11.0-15-generic #23-Ubuntu SMP Mon Dec 9 18:17:04 UTC
2013 x86_64 x86_64 x86_64 GNU/Linux

** Changed in: linux (Ubuntu)
       Status: Incomplete => Fix Released

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Title:
  Display backlight off after boot

Status in “linux” package in Ubuntu:
  Fix Released

Bug description:
  Every time I boot past the BIOS screen, screen turns purple (Ubuntu
  color), screen turns black and backlight off (really black), and GDM
  drumroll can be heard.

  WORKAROUND: Press "increase backlight" key brings back the backlight.

  ProblemType: Bug
  DistroRelease: Ubuntu 13.10
  Package: xorg 1:7.7+1ubuntu6
  ProcVersionSignature: Ubuntu 3.11.0-12.19-generic 3.11.3
  Uname: Linux 3.11.0-12-generic x86_64
  .tmp.unity.support.test.0:

  ApportVersion: 2.12.5-0ubuntu2.1
  Architecture: amd64
  CompizPlugins: No value set for `/apps/compiz-1/general/screen0/options/active_plugins'
  CompositorRunning: compiz
  CompositorUnredirectDriverBlacklist: '(nouveau|Intel).*Mesa 8.0'
  CompositorUnredirectFSW: true
  Date: Fri Nov  1 13:26:32 2013
  DistUpgraded: Fresh install
  DistroCodename: saucy
  DistroVariant: ubuntu
  DkmsStatus: virtualbox, 4.2.16, 3.11.0-12-generic, x86_64: installed
  ExtraDebuggingInterest: Yes, if not too technical
  GraphicsCard:
   Intel Corporation Haswell-ULT Integrated Graphics Controller [8086:0a16] (rev 09) (prog-if 00 [VGA controller])
     Subsystem: Lenovo Device [17aa:3978]
  InstallationDate: Installed on 2013-10-27 (4 days ago)
  InstallationMedia: Ubuntu 13.10 "Saucy Salamander" - Release amd64 (20131016.1)
  MachineType: LENOVO 20268
  MarkForUpload: True
  ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.11.0-12-generic.efi.signed root=UUID=a6d7594c-cd5f-4b57-b9b8-a7192235c2d0 ro quiet splash vt.handoff=7
  SourcePackage: xorg
  Symptom: display
  UpgradeStatus: No upgrade log present (probably fresh install)
  dmi.bios.date: 09/06/2013
  dmi.bios.vendor: LENOVO
  dmi.bios.version: 7CCN26WW
  dmi.board.asset.tag: No Asset Tag
  dmi.board.name: Cherry 3A Touch
  dmi.board.vendor: LENOVO
  dmi.board.version: 31900003STD
  dmi.chassis.asset.tag: No Asset Tag
  dmi.chassis.type: 10
  dmi.chassis.vendor: LENOVO
  dmi.chassis.version: IdeaPad U330 Touch
  dmi.modalias: dmi:bvnLENOVO:bvr7CCN26WW:bd09/06/2013:svnLENOVO:pn20268:pvrIdeaPadU330Touch:rvnLENOVO:rnCherry3ATouch:rvr31900003STD:cvnLENOVO:ct10:cvrIdeaPadU330Touch:
  dmi.product.name: 20268
  dmi.product.version: IdeaPad U330 Touch
  dmi.sys.vendor: LENOVO
  version.compiz: compiz 1:0.9.10+13.10.20131011-0ubuntu1
  version.ia32-libs: ia32-libs N/A
  version.libdrm2: libdrm2 2.4.46-1
  version.libgl1-mesa-dri: libgl1-mesa-dri 9.2.1-1ubuntu3
  version.libgl1-mesa-dri-experimental: libgl1-mesa-dri-experimental N/A
  version.libgl1-mesa-glx: libgl1-mesa-glx 9.2.1-1ubuntu3
  version.xserver-xorg-core: xserver-xorg-core 2:1.14.3-3ubuntu2
  version.xserver-xorg-input-evdev: xserver-xorg-input-evdev 1:2.7.3-0ubuntu3.1
  version.xserver-xorg-video-ati: xserver-xorg-video-ati 1:7.2.0-0ubuntu10
  version.xserver-xorg-video-intel: xserver-xorg-video-intel 2:2.99.904-0ubuntu2
  version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau 1:1.0.9-2ubuntu1
  xserver.bootTime: Fri Nov  1 13:23:53 2013
  xserver.configfile: default
  xserver.errors:

  xserver.logfile: /var/log/Xorg.0.log
  xserver.outputs:
   product id                                1331
   vendor                                     IVO
  xserver.version: 2:1.14.3-3ubuntu2

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