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[Bug 1413214] Re: Wifi on Ideapad U410, Broadcom BCM4313

 

Eugen Koslowski, just to clarify, as you currently have the proprietary
wifi driver wl installed, when installing the mainline kernel wl won't
work, and can cause testing issues when it is installed. Hence, you
would want to uninstall wl first, then test it.

Despite this, as per http://support.lenovo.com/us/en/products/laptops-and-netbooks/ideapad-u-series-laptops/ideapad-u410 an update to your computer's buggy and outdated BIOS is available (65CN99WW). If you update to this following https://help.ubuntu.com/community/BIOSUpdate does it change anything?  If it doesn't, 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

For more on BIOS updates and linux, please see
https://help.ubuntu.com/community/ReportingBugs#Bug_reporting_etiquette
.

Please note your current BIOS is already in the Bug Description, so
posting this on the old BIOS would not be helpful. As well, you don't
have to create a new bug report.

Once the BIOS is updated, and the information above is provided, then
please mark this report Status Confirmed.

Thank you for your understanding.

** Tags added: bios-outdated-65cn99ww

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

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https://bugs.launchpad.net/bugs/1413214

Title:
  Wifi on Ideapad U410, Broadcom BCM4313

Status in linux package in Ubuntu:
  Incomplete

Bug description:
  wifi does not work. i use ubuntu 14.10. i asked the forum, but they
  could not help me and adviced me to do a bugreport here. neither the
  wifi button nor the settings for the wifi work.

  thank you
  --- 
  ApportVersion: 2.14.7-0ubuntu8.1
  Architecture: i386
  AudioDevicesInUse:
   USER        PID ACCESS COMMAND
   /dev/snd/pcmC0D0p:   afrosamuraiy   2365 F...m pulseaudio
   /dev/snd/controlC0:  afrosamuraiy   2365 F.... pulseaudio
  CurrentDesktop: Unity
  DistroRelease: Ubuntu 14.10
  HibernationDevice: RESUME=UUID=6d58a342-5369-4f71-bf50-58bb5dfcea6c
  InstallationDate: Installed on 2015-01-18 (3 days ago)
  InstallationMedia: Ubuntu 14.10 "Utopic Unicorn" - Release i386 (20141022.1)
  MachineType: LENOVO IdeaPad U410
  NonfreeKernelModules: wl
  Package: linux (not installed)
  ProcFB:
   0 inteldrmfb
   1 nouveaufb
  ProcKernelCmdLine: BOOT_IMAGE=/vmlinuz-3.16.0-30-generic root=/dev/mapper/ubuntu--vg-root ro quiet splash vt.handoff=7
  ProcVersionSignature: Ubuntu 3.16.0-30.40-generic 3.16.7-ckt3
  RelatedPackageVersions:
   linux-restricted-modules-3.16.0-30-generic N/A
   linux-backports-modules-3.16.0-30-generic  N/A
   linux-firmware                             1.138.1
  Tags:  utopic
  Uname: Linux 3.16.0-30-generic i686
  UpgradeStatus: No upgrade log present (probably fresh install)
  UserGroups: adm cdrom dip lpadmin plugdev sambashare sudo
  _MarkForUpload: True
  dmi.bios.date: 04/30/2012
  dmi.bios.vendor: LENOVO
  dmi.bios.version: 65CN13WW
  dmi.board.asset.tag: Base Board Asset Tag
  dmi.board.name: Lenovo
  dmi.board.vendor: LENOVO
  dmi.board.version: Lenovo U410
  dmi.chassis.asset.tag: Asset Tag
  dmi.chassis.type: 9
  dmi.chassis.vendor: Intel Corporation
  dmi.chassis.version: 0.1
  dmi.modalias: dmi:bvnLENOVO:bvr65CN13WW:bd04/30/2012:svnLENOVO:pnIdeaPadU410:pvrLenovoU410:rvnLENOVO:rnLenovo:rvrLenovoU410:cvnIntelCorporation:ct9:cvr0.1:
  dmi.product.name: IdeaPad U410
  dmi.product.version: Lenovo U410
  dmi.sys.vendor: LENOVO

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