Looking really closely at my 250's screen, I think it's even worse than
that. Before the menu bar comes up, I *swear* I can see a ghost of the
Apple from the Apple menu. If so, it's the first time I've ever seen an
LCD with screenburn.

<<<john>>>
 
> On Mon, 23 Sep 2002 Dan K wrote:
> 
> Mad Dog, I have noticed the same effect, but forgot until you just 
> mentioned it. Hmmmm
> 
> Scott, the backlight appears to have no effect on the corner darkening 
> phenom as far as I could tell from testing 280 and 540 screens.
> 
> BTW, your report here is the first time _I've_ heard of a PB180 suffering 
> from this problem.
> 
> OK, where on this earth can we find TFT screen experts to help explain 
> this phenom? Any ideas on a 'better' forum in which to ask _this_ 
> question? No offense Duo/2400 listers, but we don't seem to have that 
> sort of expertise here, eh?  : >)  Dammit, I really want to know!!
> 
> Dan K
> 
> On 9/22/02 Mad Dog wrote:
> >
> >Contuniung our investigations into why the active matrix black and 
> >white Duo 280 screens show darkening, I have made another observation:
> >
> >I ran a screen until it showed a lot of the dark corners.  Then, I 
> >turned the Duo off for several minutes.  When I turned it back on, I 
> >noticed, during the boot, that I could see the finder icons and 
> >background as it was before I shut the computer down.  It appears 
> >that the pixels in the screen arent "relaxing" back to the 
> >transparent ground state.
> >
> >  I dont what to make of this, but it might be important.
> >
> >Mad Dog



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