Re: How to help with sony-laptop on Vaio VGN-TT11

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Len Brown wrote:

I've recently got a VGN-z540 and was impressed at how bright it is too:-)

they hotkeys do not work,
however, echo into /sys/class/backlight/*/brightness files works,
do you have those files?

I have those files, but writing to them doesn't take any effect.

Mike


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