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.
--
You're Welcome Zachary Quinto