Public bug reported:
Hi,
I am using Ubuntu 14.04.1 LTS on Lenovo FLex 2. The laptop display backlight
does not reduce even after selecting 'Dim screen to save power' in the Battery
Setttings.
---
ApportVersion: 2.14.1-0ubuntu3.2
Architecture: amd64
AudioDevicesInUse:
USER PID ACCESS COMMAND
/dev/snd/controlC0: sayantan 2009 F.... pulseaudio
/dev/snd/controlC1: sayantan 2009 F.... pulseaudio
CurrentDesktop: Unity
DistroRelease: Ubuntu 14.04
HibernationDevice: RESUME=UUID=ccdc92e5-9c8d-4e92-93d6-a300e775615b
InstallationDate: Installed on 2014-07-28 (5 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 004: ID 04f3:0333 Elan Microelectronics Corp.
Bus 001 Device 003: ID 0bda:b728 Realtek Semiconductor Corp.
Bus 001 Device 002: ID 5986:055e Acer, Inc
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
MachineType: LENOVO 20404
Package: linux (not installed)
ProcFB: 0 inteldrmfb
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.13.0-32-generic.efi.signed
root=UUID=0705e595-a4d7-4cc8-8976-e8692f30f49e ro quiet splash vt.handoff=7
ProcVersionSignature: Ubuntu 3.13.0-32.57-generic 3.13.11.4
RelatedPackageVersions:
linux-restricted-modules-3.13.0-32-generic N/A
linux-backports-modules-3.13.0-32-generic N/A
linux-firmware 1.127.5
Tags: trusty
Uname: Linux 3.13.0-32-generic x86_64
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups: adm cdrom dip lpadmin plugdev sambashare sudo
_MarkForUpload: True
dmi.bios.date: 03/21/2014
dmi.bios.vendor: LENOVO
dmi.bios.version: A0CN21WW
dmi.board.asset.tag: No Asset Tag
dmi.board.name: Lenovo Flex 2-14
dmi.board.vendor: LENOVO
dmi.board.version: 31900059 Std
dmi.chassis.asset.tag: No Asset Tag
dmi.chassis.type: 10
dmi.chassis.vendor: LENOVO
dmi.chassis.version: Lenovo Flex 2-14
dmi.modalias:
dmi:bvnLENOVO:bvrA0CN21WW:bd03/21/2014:svnLENOVO:pn20404:pvrLenovoFlex2-14:rvnLENOVO:rnLenovoFlex2-14:rvr31900059Std:cvnLENOVO:ct10:cvrLenovoFlex2-14:
dmi.product.name: 20404
dmi.product.version: Lenovo Flex 2-14
dmi.sys.vendor: LENOVO
** Affects: linux (Ubuntu)
Importance: Undecided
Status: Confirmed
** Tags: apport-collected trusty
** Tags added: apport-collected trusty
** Description changed:
Hi,
- I am using Ubuntu 14.04.1 LTS on Lenovo FLex 2. The laptop display
- backlight does not reduce even after selecting 'Dim screen to save
- power' in the Battery Setttings.
+ I am using Ubuntu 14.04.1 LTS on Lenovo FLex 2. The laptop display backlight
does not reduce even after selecting 'Dim screen to save power' in the Battery
Setttings.
+ ---
+ ApportVersion: 2.14.1-0ubuntu3.2
+ Architecture: amd64
+ AudioDevicesInUse:
+ USER PID ACCESS COMMAND
+ /dev/snd/controlC0: sayantan 2009 F.... pulseaudio
+ /dev/snd/controlC1: sayantan 2009 F.... pulseaudio
+ CurrentDesktop: Unity
+ DistroRelease: Ubuntu 14.04
+ HibernationDevice: RESUME=UUID=ccdc92e5-9c8d-4e92-93d6-a300e775615b
+ InstallationDate: Installed on 2014-07-28 (5 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 004: ID 04f3:0333 Elan Microelectronics Corp.
+ Bus 001 Device 003: ID 0bda:b728 Realtek Semiconductor Corp.
+ Bus 001 Device 002: ID 5986:055e Acer, Inc
+ Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
+ MachineType: LENOVO 20404
+ Package: linux (not installed)
+ ProcFB: 0 inteldrmfb
+ ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.13.0-32-generic.efi.signed
root=UUID=0705e595-a4d7-4cc8-8976-e8692f30f49e ro quiet splash vt.handoff=7
+ ProcVersionSignature: Ubuntu 3.13.0-32.57-generic 3.13.11.4
+ RelatedPackageVersions:
+ linux-restricted-modules-3.13.0-32-generic N/A
+ linux-backports-modules-3.13.0-32-generic N/A
+ linux-firmware 1.127.5
+ Tags: trusty
+ Uname: Linux 3.13.0-32-generic x86_64
+ UpgradeStatus: No upgrade log present (probably fresh install)
+ UserGroups: adm cdrom dip lpadmin plugdev sambashare sudo
+ _MarkForUpload: True
+ dmi.bios.date: 03/21/2014
+ dmi.bios.vendor: LENOVO
+ dmi.bios.version: A0CN21WW
+ dmi.board.asset.tag: No Asset Tag
+ dmi.board.name: Lenovo Flex 2-14
+ dmi.board.vendor: LENOVO
+ dmi.board.version: 31900059 Std
+ dmi.chassis.asset.tag: No Asset Tag
+ dmi.chassis.type: 10
+ dmi.chassis.vendor: LENOVO
+ dmi.chassis.version: Lenovo Flex 2-14
+ dmi.modalias:
dmi:bvnLENOVO:bvrA0CN21WW:bd03/21/2014:svnLENOVO:pn20404:pvrLenovoFlex2-14:rvnLENOVO:rnLenovoFlex2-14:rvr31900059Std:cvnLENOVO:ct10:cvrLenovoFlex2-14:
+ dmi.product.name: 20404
+ dmi.product.version: Lenovo Flex 2-14
+ dmi.sys.vendor: LENOVO
--
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https://bugs.launchpad.net/bugs/1351833
Title:
[Lenovo FLex 2] Display backlight does not reduce after checking 'Dim
screen to save power'
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