Well, I updated the ati driver to newer version and this seems to give
results. Read this wiki for more info:
http://wiki.cchtml.com/index.php/Ubuntu_Lucid_Installation_Guide
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LCD brightness cannot be adjusted on HP ProBook 4510s
https://bugs.launchpad.net/bugs/574788
You received this bug
same problem for me on lenovo G550 laptop.
https://bugs.launchpad.net/ubuntu/+source/udev/+bug/530238
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LCD brightness cannot be adjusted on HP ProBook 4510s
https://bugs.launchpad.net/bugs/574788
You received this bug notification because you are a member of Ubuntu
Bugs, which is subscribed to
I have the same bug. On my HP Probook 4510s Lucid fails to adjust screen
brightness, Karmic works fine.
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LCD brightness cannot be adjusted on HP ProBook 4510s
https://bugs.launchpad.net/bugs/574788
You received this bug notification because you are a member of Ubuntu
Bugs, which is subscribed
Same on HP Probook 4310s with ATi Radeon 4330 [Ubuntu 10.04 amd64].
This bug since Lucid, in Karmic was fine.
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LCD brightness cannot be adjusted on HP ProBook 4510s
https://bugs.launchpad.net/bugs/574788
You received this bug notification because you are a member of Ubuntu
Bugs, which is
Despite some recent updates on acpi, the problem still remains...
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LCD brightness cannot be adjusted on HP ProBook 4510s
https://bugs.launchpad.net/bugs/574788
You received this bug notification because you are a member of Ubuntu
Bugs, which is subscribed to Ubuntu.
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ubuntu-bugs mailing
** Attachment added: Dependencies.txt
http://launchpadlibrarian.net/47651646/Dependencies.txt
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LCD brightness cannot be adjusted on HP ProBook 4510s
https://bugs.launchpad.net/bugs/574788
You received this bug notification because you are a member of Ubuntu
Bugs, which is subscribed to
