Screen brighness randomly changes on Lenovo Y560 laptop
Affects | Status | Importance | Assigned to | Milestone | |
---|---|---|---|---|---|
gnome-power-manager (Ubuntu) |
Confirmed
|
Undecided
|
Unassigned |
Bug Description
My installation of Ubuntu 11.04 randomly changes screen brightness without input from the user. The time between brightness changes can be from hours to seconds.
Changing the brightness back manually temporarily fixes this until it changes again.
ProblemType: Bug
DistroRelease: Ubuntu 11.04
Package: xorg 1:7.6+4ubuntu3
ProcVersionSign
Uname: Linux 2.6.38-8-generic x86_64
NonfreeKernelMo
Architecture: amd64
CompizPlugins: No value set for `/apps/
CompositorRunning: compiz
Date: Fri May 27 14:14:12 2011
DistUpgraded: Fresh install
DistroCodename: natty
DistroVariant: ubuntu
DkmsStatus: fglrx, 8.840, 2.6.38-8-generic, x86_64: installed
EcryptfsInUse: Yes
GraphicsCard:
ATI Technologies Inc Madison [Mobility Radeon HD 5000 Series] [1002:68c0] (prog-if 00 [VGA controller])
Subsystem: Lenovo Device [17aa:3927]
InstallationMedia: Ubuntu 11.04 "Natty Narwhal" - Release amd64 (20110427.1)
JockeyStatus: xorg:fglrx - ATI/AMD proprietary FGLRX graphics driver (Proprietary, Enabled, In use)
Lsusb:
Bus 002 Device 003: ID 064e:f207 Suyin Corp.
Bus 002 Device 002: ID 8087:0020 Intel Corp. Integrated Rate Matching Hub
Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 001 Device 002: ID 8087:0020 Intel Corp. Integrated Rate Matching Hub
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
MachineType: LENOVO IdeaPad Y560
ProcEnviron:
LANGUAGE=en_US:en
LANG=en_US.UTF-8
SHELL=/bin/bash
ProcKernelCmdLine: BOOT_IMAGE=
Renderer: Unknown
SourcePackage: xorg
Symptom: display
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 07/23/2010
dmi.bios.vendor: LENOVO
dmi.bios.version: 30CN62WW
dmi.board.name: KL3
dmi.board.vendor: Lenovo
dmi.board.version: Rev 1.0
dmi.chassis.
dmi.chassis.type: 10
dmi.chassis.vendor: Lenovo
dmi.chassis.
dmi.modalias: dmi:bvnLENOVO:
dmi.product.name: IdeaPad Y560
dmi.product.
dmi.sys.vendor: LENOVO
version.compiz: compiz 1:0.9.4+
version.
version.ia32-libs: ia32-libs 20090808ubuntu13
version.libdrm2: libdrm2 2.4.23-1ubuntu6
version.
version.
version.
version.
version.
version.
version.
Does it always change to being darker or could also become brighter?
Does it always change to a a specific brightness level?