[ltp] Re: LED screen died again...

Volker Krueger linux-thinkpad@linux-thinkpad.org
Wed, 13 May 2009 09:59:15 +0200


Hi Bjørn,

thanks for the input. it's something to follow up on.

and, yes, I had tried the FN-Home :-)

best,
Volker

Bjørn Mork wrote:
> Volker Krueger <vok@cvmi.aau.dk> writes:
>
>   
>> Hi,
>>
>> now it has happened for the 4th time!! My led screen on my X200s died again.
>>
>> I would like to get some input from the guys with a technical
>> background: The repair center has replaced the motherboard and the
>> screen by now. Still, the screen breaks.
>>     
>
> I have no idea how the backlight is built, but there must be some
> constant-current logic driving the LEDs.  If this is faulty, it could
> kill the LEDs.  I guess it's possible that the LED driver is separate
> from both the screen and motherboard, and therefore not replaced yet.
>
> Another idea: Could it be just some problem with the backlight
> adjustment?  I hope you did try Fn+Home before replacing the screen :-)
>
>
>
> Bjørn
>