On 05/29/16 11:35, Robert Moskowitz wrote: > Been a while since I have been over here. Here is the situation. > > > I am running up to date Fedora 22 x64 on a Lenovo x120e using Xfce. Install > goes back > to about when 22 shipped. > > > For some time now, the video would be dim, like at the powersaving setting, > but if I ran > on battery and did no input for ~5 min then moved the mouse, I would get full > video. > > > This little trick has stopped working. Laptop display is dimmed. I should > mention that > the external monitor is running at max video brightness. On boot, if I > <Alt-D>, the > notebook video starts bright, but quickly dims. > > If I boot into bios, the video is dim. There is no video brightness option. > > > I have gone into powermanagement settings and set everything for max > brightness. No > difference. > > > I have looked here for any messages like this and have tried looking for bug > reports > with nothing coming up. So any ideas? Recommendations? > Does your laptop have an ambient light sensor? I had one go bad on an Acer laptop that would cause trouble. In my case it was flaky and would randomly dim/brighten. It has been a while now, but I think I had to short it out to get things working well.
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