Comment 36 for bug 146710

Hi.
right, that program Easy Display manager is just the original Samsung
Software for Windows. It has nothing to do with this bug nor with this
report.
But thanks for your effort, trying to help, Adam James

bye

On Sat, Feb 6, 2010 at 10:26 PM, LA <email address hidden> wrote:

> adj198631: I don't understand. First of all this program is not
> available for the model NP- Q45 . Then what I see for other models is
> not available for linux, just for windows. How did you make it work for
> linux?
>
> --
> backlight brighness control does not work (Samsung Q45 with Nvidia GForce
> 8400M)
> https://bugs.launchpad.net/bugs/146710
> You received this bug notification because you are a direct subscriber
> of the bug.
>
> Status in “hal” package in Ubuntu: Confirmed
>
> Bug description:
> Backlight brightness control does not work on my Samsung Q45 with Nvidia
> GForce 8400M. The Fn+Pg_up/Pg_down hotkey stops working after the acpi stuff
> is loaded. (Ok they do something but thats only switching between the both
> lowest brightness settings)
> echo VALUE > /proc/acpi/video/NVID/LCD/brightness
> does not change the brightness of the display but saves the value to
> /proc/acpi/video/NVID/LCD/brightness.
> Update to the new nvidia driver does not help. But after the update
> pressing the hotkeys does really nothing under X. While working without X
> the behavior is still the same.
>
> nvidia binary driver 100.14.11 and 100.14.19 and the actual acpi stuff.
>
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>