[Bug 573984] Re: Screen brightness can not be adjusted in Lucid with Intel Arrandale graphics

[sas]

I can confirm that acpi=ht makes the brightness keys work for me, but
now power management is disabled. I can't even see the battery meter.
It's not a very good workaround.

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Screen brightness can not be adjusted in Lucid with Intel Arrandale graphics
https://bugs.launchpad.net/bugs/573984
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