xflock4 backlight behavior

[Sergio]

On 12/03/2012 02:11 AM, Grant wrote:
> Ctrl+Alt+Del is a shortcut to xflock4, and I've noticed that if I release
> Ctrl+Alt as quickly as possible after pressing Del, the backlight turns off
> and remains off as it should.  However, if I'm at all sluggish about
> releasing Ctrl+Alt after I press Del, the backlight turns off but then
> turns back on less than a second later even though the screen remains
> locked and the unlock dialog does not appear.  Will the backlight remain on
> indefinitely in this case?  I'm using xlockmore as the locker.
>
> - Grant
>

I can't answer your question but could try some other locker?
I don't even know if it would be different, but in any case...
i3lock is tiny but still has some features.