[Lenovo Carbon_X1_2nd] Wireless function key is useless after 14.04.2 installed.

[Gabriel Zhi Chen]

CID : 201403-14827 Lenovo Carbon_X1_2nd with 14.04.2 (utopic)

Steps:
1. Install 14.04.2 + update, reboot to desktop.
2. Try to disable / enable wireless / BT by using 'Wireless function key' in dynamic keyboard row.

Expect result:
Wireless function key can disable / enable wireless and BT devices.

Actual result:
Wrieless function key is useless;
$ acpi_listen got no response after press wireless function key..

ProblemType: Bug
DistroRelease: Ubuntu 14.04
Package: linux-image-3.16.0-37-generic 3.16.0-37.51~14.04.1
ProcVersionSignature: Ubuntu 3.16.0-37.51~14.04.1-generic 3.16.7-ckt9
Uname: Linux 3.16.0-37-generic x86_64
ApportVersion: 2.14.1-0ubuntu3.10
Architecture: amd64
CurrentDesktop: Unity
Date: Fri May 8 02:39:23 2015
InstallationDate: Installed on 2015-05-06 (2 days ago)
InstallationMedia: Ubuntu 14.04.2 LTS "Trusty Tahr" - Release amd64 (20150218.1)
SourcePackage: linux-lts-utopic
UpgradeStatus: No upgrade log present (probably fresh install)
---
ApportVersion: 2.14.1-0ubuntu3.10
Architecture: amd64
AudioDevicesInUse:
 USER PID ACCESS COMMAND
 /dev/snd/controlC0: u 1601 F.... pulseaudio
 /dev/snd/controlC1: u 1601 F.... pulseaudio
CurrentDesktop: Unity
DistroRelease: Ubuntu 14.04
HibernationDevice: RESUME=UUID=9e70e029-cff5-4932-bf2f-fbeba6a64533
InstallationDate: Installed on 2015-05-06 (2 days ago)
InstallationMedia: Ubuntu 14.04.2 LTS "Trusty Tahr" - Release amd64 (20150218.1)
MachineType: LENOVO 20A8S02B00
Package: linux (not installed)
ProcFB: 0 inteldrmfb
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.16.0-37-generic root=UUID=7a4b81af-6d4d-4ebc-b94e-8dda97baf5ea ro quiet splash vt.handoff=7
ProcVersionSignature: Ubuntu 3.16.0-37.51~14.04.1-generic 3.16.7-ckt9
RelatedPackageVersions:
 linux-restricted-modules-3.16.0-37-generic N/A
 linux-backports-modules-3.16.0-37-generic N/A
 linux-firmware 1.127.11
Tags: trusty
Uname: Linux 3.16.0-37-generic x86_64
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups: adm cdrom dip lpadmin plugdev sambashare sudo
_MarkForUpload: True
dmi.bios.date: 03/26/2014
dmi.bios.vendor: LENOVO
dmi.bios.version: GRET36WW (1.13 )
dmi.board.asset.tag: Not Available
dmi.board.name: 20A8S02B00
dmi.board.vendor: LENOVO
dmi.board.version: SDK0E50510 Pro
dmi.chassis.asset.tag: No Asset Information
dmi.chassis.type: 10
dmi.chassis.vendor: LENOVO
dmi.chassis.version: Not Available
dmi.modalias: dmi:bvnLENOVO:bvrGRET36WW(1.13):bd03/26/2014:svnLENOVO:pn20A8S02B00:pvrThinkPadX1Carbon2nd:rvnLENOVO:rn20A8S02B00:rvrSDK0E50510Pro:cvnLENOVO:ct10:cvrNotAvailable:
dmi.product.name: 20A8S02B00
dmi.product.version: ThinkPad X1 Carbon 2nd
dmi.sys.vendor: LENOVO

[Gabriel Zhi Chen (gabrielzchen)]

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[Gabriel Zhi Chen (gabrielzchen)]

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[Gabriel Zhi Chen (gabrielzchen)]

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[Gabriel Zhi Chen (gabrielzchen)]

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[Gabriel Zhi Chen (gabrielzchen)]

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[Gabriel Zhi Chen (gabrielzchen)]

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[Gabriel Zhi Chen (gabrielzchen)]

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[Gabriel Zhi Chen (gabrielzchen)]

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[Gabriel Zhi Chen (gabrielzchen)]

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[Gabriel Zhi Chen (gabrielzchen)]

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[Gabriel Zhi Chen (gabrielzchen)]

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[Gabriel Zhi Chen (gabrielzchen)]

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[Gabriel Zhi Chen (gabrielzchen)]

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[Gabriel Zhi Chen (gabrielzchen)]

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[Gabriel Zhi Chen (gabrielzchen)]

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[Gabriel Zhi Chen (gabrielzchen)]

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[penalvch (penalvch)]

Gabriel Zhi Chen, as per http://support.lenovo.com/us/en/products/Laptops-and-netbooks/ThinkPad-X-Series-laptops/ThinkPad-X1-Carbon-Type-20A7-20A8? an update to your computer's buggy and outdated BIOS is available (1.23). If you update to this following https://help.ubuntu.com/community/BIOSUpdate does it change anything?

Once the BIOS is updated, if the problem is still reproducible:
1) Please provide the output of the following terminal command:
sudo dmidecode -s bios-version && sudo dmidecode -s bios-release-date
2) Please make a comment specifically advising on if there was an improvement or not.
3) Please mark this report Status Confirmed. If it's not reproducible, please mark this as Invalid.

Thank you for your understanding.

[Launchpad Janitor (janitor)]

[Expired for linux (Ubuntu) because there has been no activity for 60 days.]