Public bug reported:
I have just installed Ubuntu 14.04, and I cannot make the function keys
adjust the brightness. I have been trying to get a solution to the
problem in this forum
http://ubuntuforums.org/showthread.php?t=2250862&page=2&p=13159626#post13159626
.
ProblemType: Bug
DistroRelease: Ubuntu 14.04
Package: linux-image-3.13.0-39-generic 3.13.0-39.66
ProcVersionSignature: Ubuntu 3.13.0-39.66-generic 3.13.11.8
Uname: Linux 3.13.0-39-generic x86_64
ApportVersion: 2.14.1-0ubuntu3.5
Architecture: amd64
AudioDevicesInUse:
USER PID ACCESS COMMAND
/dev/snd/controlC0: paul 1336 F.... pulseaudio
/dev/snd/pcmC0D0p: paul 1336 F...m pulseaudio
CurrentDesktop: Unity
Date: Wed Nov 5 13:31:30 2014
HibernationDevice: RESUME=UUID=6357ccbf-2f39-4ca6-9cc1-65eb05bf30f6
InstallationDate: Installed on 2014-10-29 (6 days ago)
InstallationMedia: Ubuntu 14.04.1 LTS "Trusty Tahr" - Release amd64 (20140722.2)
Lsusb:
Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
Bus 001 Device 003: ID 04f2:b404 Chicony Electronics Co., Ltd
Bus 001 Device 006: ID 1c4f:0003 SiGma Micro HID controller
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
MachineType: ASUSTeK COMPUTER INC. X551MA
ProcFB: 0 inteldrmfb
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.13.0-39-generic.efi.signed
root=UUID=730dc0d2-8142-4bc0-a5ee-a2928da9bd65 ro quiet splash
acpi_backlight=vendor vt.handoff=7
RelatedPackageVersions:
linux-restricted-modules-3.13.0-39-generic N/A
linux-backports-modules-3.13.0-39-generic N/A
linux-firmware 1.127.7
SourcePackage: linux
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 06/27/2014
dmi.bios.vendor: American Megatrends Inc.
dmi.bios.version: X551MA.510
dmi.board.asset.tag: ATN12345678901234567
dmi.board.name: X551MA
dmi.board.vendor: ASUSTeK COMPUTER INC.
dmi.board.version: 1.0
dmi.chassis.asset.tag: No Asset Tag
dmi.chassis.type: 10
dmi.chassis.vendor: ASUSTeK COMPUTER INC.
dmi.chassis.version: 1.0
dmi.modalias:
dmi:bvnAmericanMegatrendsInc.:bvrX551MA.510:bd06/27/2014:svnASUSTeKCOMPUTERINC.:pnX551MA:pvr1.0:rvnASUSTeKCOMPUTERINC.:rnX551MA:rvr1.0:cvnASUSTeKCOMPUTERINC.:ct10:cvr1.0:
dmi.product.name: X551MA
dmi.product.version: 1.0
dmi.sys.vendor: ASUSTeK COMPUTER INC.
** Affects: linux (Ubuntu)
Importance: Undecided
Status: New
** Tags: amd64 apport-bug trusty
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https://bugs.launchpad.net/bugs/1389675
Title:
Function keys will not adjust brightness
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