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[Bug 1154488] Re: Can't adjust brightness with function keys(Fn+up/down)

 

Tim Chen, as per
http://www.dell.com/support/troubleshooting/us/en/19/Product/precision-m6700
an update is available for your BIOS (A10). If you update to this, does
it change anything?

If not, could you please both specify what happened, and provide the output of the following terminal command:
sudo dmidecode -s bios-version && sudo dmidecode -s bios-release-date

Thank you for your understanding.

** Tags added: bios-outdated-a10 needs-upstream-testing

** Summary changed:

- Can't adjust brightness with function keys(Fn+up/down)
+ [Dell Precision M6700] Can't adjust brightness with function keys(Fn+up/down)

** Changed in: linux (Ubuntu)
       Status: Confirmed => Incomplete

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https://bugs.launchpad.net/bugs/1154488

Title:
  [Dell Precision M6700] Can't adjust brightness with function
  keys(Fn+up/down)

Status in “linux” package in Ubuntu:
  Incomplete

Bug description:
  System: Dell Precision M6700
  There're brightness mark on the up/down key which implying user should adjust brightness via Fn combination.
  No reaction from showkey when pressing Fn+up/down.
  (it's ok to adjust brightness in Setting/Brightness and Lock)

  ProblemType: Bug
  DistroRelease: Ubuntu 12.04
  Package: linux-image-3.5.0-23-generic 3.5.0-23.35~precise1
  ProcVersionSignature: Ubuntu 3.5.0-23.35~precise1-generic 3.5.7.2
  Uname: Linux 3.5.0-23-generic x86_64
  AlsaVersion: Advanced Linux Sound Architecture Driver Version 1.0.25.
  AplayDevices:
   **** List of PLAYBACK Hardware Devices ****
   card 0: PCH [HDA Intel PCH], device 0: STAC92xx Analog [STAC92xx Analog]
     Subdevices: 1/1
     Subdevice #0: subdevice #0
  ApportVersion: 2.0.1-0ubuntu17.1
  Architecture: amd64
  ArecordDevices:
   **** List of CAPTURE Hardware Devices ****
   card 0: PCH [HDA Intel PCH], device 0: STAC92xx Analog [STAC92xx Analog]
     Subdevices: 1/1
     Subdevice #0: subdevice #0
  AudioDevicesInUse:
   USER        PID ACCESS COMMAND
   /dev/snd/controlC0:  ubuntu     1467 F.... pulseaudio
  Card0.Amixer.info:
   Card hw:0 'PCH'/'HDA Intel PCH at 0xf7e30000 irq 46'
     Mixer name	: 'IDT 92HD93BXX'
     Components	: 'HDA:111d76df,1028053f,00100203'
     Controls      : 20
     Simple ctrls  : 10
  Date: Wed Mar 13 04:56:02 2013
  HibernationDevice: RESUME=UUID=d764ac7b-d914-4ca3-804c-47b3fd11c5f5
  InstallationMedia: Ubuntu 12.04.2 LTS "Precise Pangolin" - Release amd64 (20130213)
  MachineType: Dell Inc. Precision M6700
  MarkForUpload: True
  ProcEnviron:
   TERM=xterm
   PATH=(custom, no user)
   LANG=en_US.UTF-8
   SHELL=/bin/bash
  ProcFB:
   0 inteldrmfb
   1 nouveaufb
  ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.5.0-23-generic root=UUID=28ea201f-e1b7-497c-afd1-0406dc3b4e97 ro quiet splash initcall_debug vt.handoff=7
  RelatedPackageVersions:
   linux-restricted-modules-3.5.0-23-generic N/A
   linux-backports-modules-3.5.0-23-generic  N/A
   linux-firmware                            1.79.1
  SourcePackage: linux
  UpgradeStatus: No upgrade log present (probably fresh install)
  dmi.bios.date: 09/03/2012
  dmi.bios.vendor: Dell Inc.
  dmi.bios.version: A04
  dmi.board.name: 011BL2
  dmi.board.vendor: Dell Inc.
  dmi.board.version: X03
  dmi.chassis.type: 9
  dmi.chassis.vendor: Dell Inc.
  dmi.modalias: dmi:bvnDellInc.:bvrA04:bd09/03/2012:svnDellInc.:pnPrecisionM6700:pvr01:rvnDellInc.:rn011BL2:rvrX03:cvnDellInc.:ct9:cvr:
  dmi.product.name: Precision M6700
  dmi.product.version: 01
  dmi.sys.vendor: Dell Inc.

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