Public bug reported:
Hello, my screen is always set on maximum brightness and I cannot change
it. When I press Fn+Left or Right - I see the indicator, changing
brightness, but nothing changes.
ProblemType: Bug
DistroRelease: Ubuntu 12.04
Package: linux-image-3.2.0-24-generic-pae 3.2.0-24.38
ProcVersionSignature: Ubuntu 3.2.0-24.38-generic-pae 3.2.16
Uname: Linux 3.2.0-24-generic-pae i686
AlsaVersion: Advanced Linux Sound Architecture Driver Version 1.0.24.
ApportVersion: 2.0.1-0ubuntu7
Architecture: i386
ArecordDevices:
**** List of CAPTURE Hardware Devices ****
card 0: PCH [HDA Intel PCH], device 0: CONEXANT Analog [CONEXANT Analog]
Subdevices: 1/1
Subdevice #0: subdevice #0
AudioDevicesInUse:
USER PID ACCESS COMMAND
/dev/snd/controlC0: ad 1825 F.... pulseaudio
Card0.Amixer.info:
Card hw:0 'PCH'/'HDA Intel PCH at 0xc6400000 irq 43'
Mixer name : 'Intel CougarPoint HDMI'
Components : 'HDA:14f1506c,10250574,00100000
HDA:80862805,10250574,00100000'
Controls : 21
Simple ctrls : 9
Date: Fri May 11 08:01:40 2012
HibernationDevice: RESUME=UUID=c1695b1b-d510-475c-9fc8-c920602ccd9d
InstallationMedia: Ubuntu 12.04 LTS "Precise Pangolin" - Release i386 (20120423)
MachineType: Acer TravelMate 5760
ProcEnviron:
TERM=xterm
PATH=(custom, no user)
LANG=ru_RU.UTF-8
SHELL=/bin/bash
ProcFB: 0 inteldrmfb
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.2.0-24-generic-pae
root=UUID=b83d613b-3bab-4909-92c6-a38ae24cb3f4 ro quiet splash vt.handoff=7
RelatedPackageVersions:
linux-restricted-modules-3.2.0-24-generic-pae N/A
linux-backports-modules-3.2.0-24-generic-pae N/A
linux-firmware 1.79
SourcePackage: linux
StagingDrivers: rts_pstor mei
UpgradeStatus: No upgrade log present (probably fresh install)
WifiSyslog:
dmi.bios.date: 04/07/2011
dmi.bios.vendor: INSYDE
dmi.bios.version: V1.09
dmi.board.asset.tag: Base Board Asset Tag
dmi.board.name: BAV50_HR
dmi.board.vendor: Acer
dmi.board.version: Base Board Version
dmi.chassis.type: 10
dmi.chassis.vendor: Chassis Manufacturer
dmi.chassis.version: Chassis Version
dmi.modalias:
dmi:bvnINSYDE:bvrV1.09:bd04/07/2011:svnAcer:pnTravelMate5760:pvrV1.09:rvnAcer:rnBAV50_HR:rvrBaseBoardVersion:cvnChassisManufacturer:ct10:cvrChassisVersion:
dmi.product.name: TravelMate 5760
dmi.product.version: V1.09
dmi.sys.vendor: Acer
** Affects: linux (Ubuntu)
Importance: Undecided
Status: New
** Tags: apport-bug i386 precise staging
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https://bugs.launchpad.net/bugs/997901
Title:
Acer Travelmate 5760 brightness control does not work (Intel HD
Graphics 3000)
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