After extensive investigation we think this is a hardware issue.
** Changed in: linux (Ubuntu)
Status: Incomplete => Invalid
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Title:
[Len
Po-Hsu Lin / Hui Wang / Alex Wen, as per
http://download.lenovo.com/express/ddfm.html an update is available for the
x230s BIOS (1.06). If this is updated following
https://help.ubuntu.com/community/BiosUpdate , does it change anything? If it
doesn't, could you please both specify what happened
Pro-Hsu Lin / Hui Wang / Alex Wen, as per
http://download.lenovo.com/express/ddfm.html an update is available for the
x230s BIOS (1.06). If this is updated following
https://help.ubuntu.com/community/BiosUpdate , does it change anything? If it
doesn't, could you please both specify what happene
For my comment #26, IBM Trackpoint doesn't work well every time.
Today i tried the latest image sutton-precise-amd64-iso-20131030-0 , the bug
reproduced again.
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** Tags added: bios-outdated-1.06 needs-upstream-testing regression-
potential
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Title:
[Lenovo X230s] Jumpy cursor with TPPS/2 IBM Trackpoint
To
This problem includes two situations, one is the jumpy cursor with
Trackpoint, another is the trackpoint totally doesn't work.
This problem will randomly happen on both lenovo x230s and lenovo x240s
with ubuntu Linux installed (any version).
And on both machines, i kept the ubuntu rootfs and repl
>From the evtest.log in the comment #2, we saw lots of big coordinate value
>change, this definitely can make the cursor jumpy.
Event: time 1379494502.606841, type 2 (EV_REL), code 0 (REL_X), value -232
Event: time 1379494502.606841, type 2 (EV_REL), code 1 (REL_Y), value -24
Event: time 13794945
The last 13 lines in the comment #27 belong to the evtest.log of
malfunction machine instead of the normal machine.
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Title:
[Lenovo X230s] Jumpy
** Changed in: linux (Ubuntu)
Assignee: Anthony Wong (anthonywong) => Hui Wang (hui.wang)
** Changed in: linux (Ubuntu)
Importance: Undecided => Medium
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The older image sutton-precise-amd64-20130312-1 exists the issue but the
latest image sutton-precise-amd64-20131015-0 TPPS/2 IBM Trackpoint works
well.
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https://bugs.launchpad.net/bugs/122
I am checking with QA if this issue also happens in 12.04.2.
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Title:
[Lenovo X230s] Jumpy cursor with TPPS/2 IBM Trackpoint
To manage notificati
** Summary changed:
- [Lenovo X230s] Jumpy coursor with TPPS/2 IBM Trackpoint
+ [Lenovo X230s] Jumpy cursor with TPPS/2 IBM Trackpoint
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