[ltp] screen remains black after standby on the X40

[Volker Krueger]

Dear Henrique,

thanks for your help!!

>
> It might, but we have to be careful.
>
> So, first question: you do know that the X40 has two brightness ramps, one
> which is active while on AC, and the other, much darker, which becomes
> active while on battery, right?   Are you sure what you were looking at was
> a third brightness ramp, even darker than the usual "darker" ramp?
>   
yes
> Did the system let you go back to that way-too-dark level by pressing the
> less-bright button?
>
>   
no