Public bug reported:
My laptop in sony Vaio E series VCPCEH18FA
Ubuntu 11.10
In the screen settings I have unknown screen , have the brightness slider move
up and down but no brightness change ..
the function keys also work but no change in the display brightness
Video Card Nvidia geforce 410M
ProblemType: Bug
DistroRelease: Ubuntu 11.10
Package: linux-image-3.0.0-12-generic 3.0.0-12.20
ProcVersionSignature: Ubuntu 3.0.0-12.20-generic 3.0.4
Uname: Linux 3.0.0-12-generic i686
NonfreeKernelModules: nvidia
AlsaVersion: Advanced Linux Sound Architecture Driver Version 1.0.24.
ApportVersion: 1.23-0ubuntu4
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/controlC1: islam 1593 F.... pulseaudio
/dev/snd/controlC0: islam 1593 F.... pulseaudio
/dev/snd/pcmC0D0p: islam 1593 F...m pulseaudio
CRDA: Error: [Errno 2] No such file or directory
Card0.Amixer.info:
Card hw:0 'PCH'/'HDA Intel PCH at 0xd5300000 irq 43'
Mixer name : 'Conexant CX20590'
Components : 'HDA:14f1506e,104d5a00,00100000'
Controls : 16
Simple ctrls : 10
Card1.Amixer.info:
Card hw:1 'NVidia'/'HDA NVidia at 0xd3000000 irq 17'
Mixer name : 'Nvidia GPU 1c HDMI/DP'
Components : 'HDA:10de001c,104d5a00,00100100'
Controls : 4
Simple ctrls : 1
Card1.Amixer.values:
Simple mixer control 'IEC958',0
Capabilities: pswitch pswitch-joined penum
Playback channels: Mono
Mono: Playback [on]
Date: Wed Nov 2 22:22:08 2011
HibernationDevice: RESUME=UUID=ad62ca06-e1c5-4dd6-a814-9f427851dd35
InstallationMedia: Ubuntu 11.10 "Oneiric Ocelot" - Release i386 (20111012)
MachineType: Sony Corporation VPCEH18FA
ProcEnviron:
LANG=en_US.UTF-8
SHELL=/bin/bash
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.0.0-12-generic
root=UUID=66ba2363-6421-49f5-a6d1-7769a79ece4b ro quiet splash vt.handoff=7
PulseSinks: Error: command ['pacmd', 'list-sinks'] failed with exit code 1: No
PulseAudio daemon running, or not running as session daemon.
PulseSources: Error: command ['pacmd', 'list-sources'] failed with exit code 1:
No PulseAudio daemon running, or not running as session daemon.
RelatedPackageVersions:
linux-restricted-modules-3.0.0-12-generic N/A
linux-backports-modules-3.0.0-12-generic N/A
linux-firmware 1.60
SourcePackage: linux
StagingDrivers: rts_pstor mei
UpgradeStatus: No upgrade log present (probably fresh install)
WifiSyslog:
dmi.bios.date: 04/28/2011
dmi.bios.vendor: INSYDE
dmi.bios.version: R0180Z9
dmi.board.asset.tag: N/A
dmi.board.name: VAIO
dmi.board.vendor: Sony Corporation
dmi.board.version: N/A
dmi.chassis.asset.tag: N/A
dmi.chassis.type: 10
dmi.chassis.vendor: Sony Corporation
dmi.chassis.version: N/A
dmi.modalias:
dmi:bvnINSYDE:bvrR0180Z9:bd04/28/2011:svnSonyCorporation:pnVPCEH18FA:pvrC105HX0N:rvnSonyCorporation:rnVAIO:rvrN/A:cvnSonyCorporation:ct10:cvrN/A:
dmi.product.name: VPCEH18FA
dmi.product.version: C105HX0N
dmi.sys.vendor: Sony Corporation
** Affects: ubuntu
Importance: Undecided
Status: Confirmed
** Tags: apport-bug i386 oneiric staging
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https://bugs.launchpad.net/bugs/885417
Title:
can't change brighness (unknown display in display settings)
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