[xubuntu-users] Xubuntu telling LCD backlight to turn off? (ancient Dell Inspiron 3000)

[michael at michaelshiloh.com]

Thanks for the tip. I'll explore ACPI.

Michael



On Mon, 5 Feb 2007, Adam Miller wrote:

> Not that I know of, this sounds more like an ACPI issue though
>
> -Adam
>
> On 2/5/07, michael at michaelshiloh.com <michael at michaelshiloh.com> wrote:
>>
>>  I have Xubuntu on an ancient Dell Inspiron 3000. It was given to me as
>>  "useless" because it can't run Windows, and in unknown state.
>>
>>  Of course it's happy, if a little slow at gimp, running our favorite.
>>
>>  Every so often the LCD backlight turns off.  I discovered that closing and
>>  opening the lid fixed it, so I thought this was a loose wire and tore it
>>  apart, but never found a loose wire. Then I noticed that it was suficient
>>  to
>>  press and release the little button that detects when the lid is closed,
>>  for
>>  the same result, meaning that it's a software issue and not hardware (I
>>  think). When the lid is closed it goes into some kind of hibernation, from
>>  which it awakens almost instantly (relative to a reboot).
>>
>>  I guess I need to find out what exactly is going on when the lid closes; I
>>  don't know if it's triggering a Linux power change or hibernation mode
>>  event
>>  or if the laptop firmware is handling that in the BIOS.
>>
>>  But is there any control for the backlight in Xubuntu?
>>
>>  Michael
>>
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>
>
>
> -- 
> -=:max:=-
>