Screen blackened

[drago01]

On Thu, Sep 5, 2013 at 2:09 AM, William Brown <william at firstyear.id.au> wrote:
>
>
> On 05/09/2013, at 9:32, Sam Varshavchik <mrsam at courier-mta.com> wrote:
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>> richard.vickeryrv at gmail.com writes:
>>
>>> Has anyone had the problem where the screen dims very close to black the moment Fedora start or finishes booting after the bios has booted up?
>>
>> Laptop?
>>
>> Your laptop probably has an ambient light sensor, and the screen brightness gets autoadjusted based on its reading; either that, or Fedora is restoring the saved display brightness setting.
>>
>> Your keyboard must have an ACPI keystroke combination that adjusts screen brightness, and/or ambient light sensor on/off.
>
> Linux doesn't work with ambient light sensors.
>

This is not true. My ambient light sensor works just fine here.