On 01/28/2012 03:26 AM, Morris wrote: >> > Hello Gene, > > I have a W520 too and I can share what I did for power management in KDE: ... > using these settings my laptop correctly switches profile on AC->BAT (and > viceversa) events > > Cheers, > Morris > > > [1] - https://aur.archlinux.org/packages.php?ID=48464 > [2] - http://pastie.org/3268259 > Hi morris: First off thank you for the feedback and suggestion. I just looked at your script - I think you're using cpufreq-set which is being deprecated and replaced by the cpupower tools (in core not AUR) which have these tools: cpupower-frequency-set cpupower-set Do you know how to modify your script to use the new cpupower tools? If I recall right, cpupower was introduced for the 3.x kernel. gene/