I tried to unlock the modem with mmcli and it looks like partially
worked.
mmcli -m
returned:
'successfully connected the modem'
and the modem led blinking indicates 3G connection.
However, in the settings menu I can still see "Mobile Broadband Off" and no
Internet works.
When I try to
Public bug reported:
After inserting USB 3G modem it is visible in the system:
:~$ nmcli d
DEVICE TYPE STATECONNECTION
wlp3s0 wifi connectedcoelinet4
enp0s25 ethernet unavailable --
ttyHS1 gsm unavailable --
lo loopback unmanaged
My problem was solved by installing package: nvidia-331-updates instead
of nvidia-331.
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https://bugs.launchpad.net/bugs/1362848
Title:
ubuntu 14.04 after install nvidia binary driver
Similarly for Lenovo T420 nvidia NVS 4200M except I can switch to
text mode with cntr+alt+Fx, switch back to intell and restart lightdm. I
can also confirm that switching between nvidia and intell had worked
previously for ubuntu 14.04 however I cannot tell exactly when it
stopped.
--
You
There are no errors in Xorg.0.log file.
This bug looks like a duplicate of this one:
https://bugs.launchpad.net/ubuntu/+source/nvidia-graphics-drivers-331/+bug/1268771
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Public bug reported:
I took a fresh install of Ubuntu 14.04 on Lenovo Thinkpad T420 with Nvidia NVS
Mute microphone button works fine.
Also muting in the sound settings switches the led indicator on the button on
and off as expected.
I installed nvidia driver 331 required by CUDA toolkit.
