Ubuntu 13.04 boots to dark screen on HP G6 laptop - ACPI backlight woes
Affects | Status | Importance | Assigned to | Milestone | |
---|---|---|---|---|---|
xserver-xorg-video-intel (Ubuntu) |
Fix Released
|
Undecided
|
Unassigned |
Bug Description
Grub menu displayed normally. On boot screen appears dark but brightness can be increased by laptop fn keys.
ProblemType: Bug
DistroRelease: Ubuntu 13.04
Package: xorg 1:7.7+1ubuntu4
ProcVersionSign
Uname: Linux 3.8.0-19-generic i686
.tmp.unity.
ApportVersion: 2.9.2-0ubuntu8
Architecture: i386
CompizPlugins: [core,composite
CompositorRunning: compiz
CompositorUnred
CompositorUnred
Date: Fri Apr 26 08:50:54 2013
DistUpgraded: Fresh install
DistroCodename: raring
DistroVariant: ubuntu
GraphicsCard:
Intel Corporation 2nd Generation Core Processor Family Integrated Graphics Controller [8086:0116] (rev 09) (prog-if 00 [VGA controller])
Subsystem: Hewlett-Packard Company Device [103c:166f]
InstallationDate: Installed on 2013-04-25 (0 days ago)
InstallationMedia: Ubuntu 13.04 "Raring Ringtail" - Release i386 (20130424)
MachineType: Hewlett-Packard HP Pavilion g6 Notebook PC
MarkForUpload: True
ProcKernelCmdLine: BOOT_IMAGE=
SourcePackage: xorg
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 01/24/2013
dmi.bios.vendor: Insyde
dmi.bios.version: F.66
dmi.board.
dmi.board.name: 166F
dmi.board.vendor: Hewlett-Packard
dmi.board.version: 09.4C
dmi.chassis.type: 10
dmi.chassis.vendor: Hewlett-Packard
dmi.chassis.
dmi.modalias: dmi:bvnInsyde:
dmi.product.name: HP Pavilion g6 Notebook PC
dmi.product.
dmi.sys.vendor: Hewlett-Packard
version.compiz: compiz 1:0.9.9~
version.libdrm2: libdrm2 2.4.43-0ubuntu1
version.
version.
version.
version.
version.
version.
version.
version.
xserver.bootTime: Fri Apr 26 08:34:56 2013
xserver.configfile: default
xserver.errors:
xserver.logfile: /var/log/Xorg.0.log
xserver.version: 2:1.13.3-0ubuntu6
xserver.
summary: |
- Ubuntu 13.04 boots to dark screen on HP G6 laptop + Ubuntu 13.04 boots to dark screen on HP G6 laptop - ACPI backlight woes |
tags: | added: backlight |
Have managed to get round this problem by modifying grub as follows:
GRUB_CMDLINE_ LINUX_DEFAULT= "quiet splash"
to
GRUB_CMDLINE_ LINUX_DEFAULT= "quiet splash acpi_osi=Linux acpi_backlight= vendor"