Thanks for your reply.
I found the solution - https://forums.lenovo.com/t5/ThinkPad-11e-
Windows-E-and-Edge/Thinkpad-E550-External-monitor-flickers-constantly-
while/td-p/2046119/page/6 , new VGA firmware is there
I have a update about this behavior - problem exists only if power
supply is connected. It is ok if notebook is powered by battery. I tried
two power supplies, but both causes same problem.
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I have a update about this behavior - problem exists only if power
supply is connected. It is ok if notebook is powered by battery. I tried
two power supplies, but both does same problem.
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You received this bug notification because you are a member of Ubuntu-X,
which is subscribed to
I have same problem with i5-5200U (Lenovo E550). I use the notebook with
more monitors (on VGA) and only one (HP Compaq LA2306x) is affected by
this bug.
I have this knowledges about that:
- it's not connected with display resolution
- no syslog/dmesg messages
- all power management functions are
I have the problem too. Only bios setup primary card is working.
00:0d.0 VGA compatible controller: nVidia Corporation C61 [GeForce 6150SE
nForce 430] (rev a2)
01:08.0 VGA compatible controller: S3 Inc. 86c764/765 [Trio32/64/64V+]
** Attachment added: xorg.conf
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