Re: Can't change brightness on HP Compaq 6715b laptop

[Harry Rickards <hrickards@l33tmyst.com>]

On 13 Apr 2009, at 21:16, Klistvud <quotations@aliceadsl.fr> wrote:

> Dne ponedeljek 13 april 2009 ob 21:17:12 je Klistvud napisal(a):
> > Hiya,
> >
> > since I installed my fresh Lenny system several days ago, this  
> > thing has
> > been bugging me: although the brightness buttons "work", ie the  
> > brightness
> > slider/icon appears onscreen, it has no effect - the brightness of  
> > the LCD
> > screen remains the same regardless of where I slide the brightness  
> > slider.
> > Ditto when I unplug the power cord: the laptop automatically  
> > changes power
> > schemes and the slider/icon appears onscreen for a second, showing
> > different slider levels, but the brightness as such does not change  
> > a bit.
> >
> > Anyone bumped into this bug before?
> >
> > --
> > Registered Linux User 481801 and proud of it
>
> Forgot to tell: it's a HP Compaq 6715b. In other distros the  
> brightness keys
> work perfectly oob (tested on OpenSuSE/KDE, Ubuntu/Gnome, Mandriva/ 
> KDE and
> then some).
Try switching to a TTY (Ctrl Alt f2), then using the brightness keys.  
That works for my Dell Latitude C610. To switch back just use Ctrl Alt  
f7.

Thanks
Harry