[PLUG] WiFi not working. Ubuntu 16.04. Lenovo x200

Russell Senior russell at personaltelco.net
Thu Jun 14 23:31:39 UTC 2018


The rfkill looks like the guilty party. Is there a switch on the outside?

On Thu, Jun 14, 2018, 16:26 Dick Steffens <dick at dicksteffens.com> wrote:

> On 06/12/2018 11:05 PM, Russell Senior wrote:
> > Check dmesg.
> >
> [   21.949051] iwlwifi 0000:03:00.0: CONFIG_IWLWIFI_DEBUG disabled
> [   21.949055] iwlwifi 0000:03:00.0: CONFIG_IWLWIFI_DEBUGFS enabled
> [   21.949057] iwlwifi 0000:03:00.0: CONFIG_IWLWIFI_DEVICE_TRACING enabled
> [   21.949060] iwlwifi 0000:03:00.0: Detected Intel(R) WiFi Link 5100
> AGN, REV=0x54
> [   21.949118] iwlwifi 0000:03:00.0: L1 Enabled - LTR Disabled
> [   21.949538] iwlwifi 0000:03:00.0: RF_KILL bit toggled to disable radio.
>
> > Also, what does lspci say your radio is?
>
> rsteff at ThinkPad-X200-Tablet:~$ lspci
> 00:00.0 Host bridge: Intel Corporation Mobile 4 Series Chipset Memory
> Controller Hub (rev 07)
> 00:02.0 VGA compatible controller: Intel Corporation Mobile 4 Series
> Chipset Integrated Graphics Controller (rev 07)
> 00:02.1 Display controller: Intel Corporation Mobile 4 Series Chipset
> Integrated Graphics Controller (rev 07)
> 00:03.0 Communication controller: Intel Corporation Mobile 4 Series
> Chipset MEI Controller (rev 07)
> 00:03.3 Serial controller: Intel Corporation Mobile 4 Series Chipset AMT
> SOL Redirection (rev 07)
> 00:19.0 Ethernet controller: Intel Corporation 82567LM Gigabit Network
> Connection (rev 03)
> 00:1a.0 USB controller: Intel Corporation 82801I (ICH9 Family) USB UHCI
> Controller #4 (rev 03)
> 00:1a.1 USB controller: Intel Corporation 82801I (ICH9 Family) USB UHCI
> Controller #5 (rev 03)
> 00:1a.2 USB controller: Intel Corporation 82801I (ICH9 Family) USB UHCI
> Controller #6 (rev 03)
> 00:1a.7 USB controller: Intel Corporation 82801I (ICH9 Family) USB2 EHCI
> Controller #2 (rev 03)
> 00:1b.0 Audio device: Intel Corporation 82801I (ICH9 Family) HD Audio
> Controller (rev 03)
> 00:1c.0 PCI bridge: Intel Corporation 82801I (ICH9 Family) PCI Express
> Port 1 (rev 03)
> 00:1c.1 PCI bridge: Intel Corporation 82801I (ICH9 Family) PCI Express
> Port 2 (rev 03)
> 00:1c.3 PCI bridge: Intel Corporation 82801I (ICH9 Family) PCI Express
> Port 4 (rev 03)
> 00:1d.0 USB controller: Intel Corporation 82801I (ICH9 Family) USB UHCI
> Controller #1 (rev 03)
> 00:1d.1 USB controller: Intel Corporation 82801I (ICH9 Family) USB UHCI
> Controller #2 (rev 03)
> 00:1d.2 USB controller: Intel Corporation 82801I (ICH9 Family) USB UHCI
> Controller #3 (rev 03)
> 00:1d.7 USB controller: Intel Corporation 82801I (ICH9 Family) USB2 EHCI
> Controller #1 (rev 03)
> 00:1e.0 PCI bridge: Intel Corporation 82801 Mobile PCI Bridge (rev 93)
> 00:1f.0 ISA bridge: Intel Corporation ICH9M-E LPC Interface Controller
> (rev 03)
> 00:1f.2 SATA controller: Intel Corporation 82801IBM/IEM (ICH9M/ICH9M-E)
> 4 port SATA Controller [AHCI mode] (rev 03)
> 00:1f.3 SMBus: Intel Corporation 82801I (ICH9 Family) SMBus Controller
> (rev 03)
> 03:00.0 Network controller: Intel Corporation PRO/Wireless 5100 AGN
> [Shiloh] Network Connection
> rsteff at ThinkPad-X200-Tablet:~$
>
> I don't know if the radio is part of one of those. If not, then I'm
> guessing that is telling me it's a hardware problem.
>
> --
> Regards,
>
> Dick Steffens
>
>
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