Hi Victoria, thanks so much for the reply!
I will do as you suggested, but I am also going to look for another
perhaps on eBay. If the unit doesn't work, I can at least part it out.
This time though, I will look for a 540c with the hinges still intact!
-Shaun
On 10/8/05, victoria duggan <[EMAIL PROTECTED]> wrote:
> Hi Shaun
>
> try putting it back in the broken back panel just to check and,
>
> if it still stays dark the there might be moisture in the circuit
> boards, place them on a piece of kitchen towel and then put them in a
> warm place for around 1 day also if you can lay a cilica bag just
> under the edge of the screen, The warmth of the room or cupboard that
> you put it in should draw the moisture from the screen to the top and
> the silica bag or kitchen towel should soak it up. then try again.
>
> If when you put it in the broken case it lights up then there is
> something missing when you put it in the new case so re-step every
> part of the transplant.
>
> vicki
> On 8 Oct 2005, at 01:15, Shaun Reynolds wrote:
>
> > Hi all,
> >
> > I've just bought the back panel for a PowerBook 540c. The hinges no
> > longer attached to the back of the old plastic panel. After swapping
> > out the LCD and the two circuit boards and placing them in the new
> > back panel, the LCD stays dark. The backlight comes on, but the
> > display stays blank. All the ribbon cables are in tightly, I can't
> > imagine what could have gone wrong; the display worked perfectly
> > before.
> >
> > Ironically, I also replaced the back panel of a PowerBook 170 and the
> > display works perfectly. Also ironic, the 170's display was so full of
> > grime and dirt that I figured if anything, that display would have
> > been the one to fail.
> >
> > I did clean both LCDs with a Read Right CRT cleaning pad. The displays
> > were both cleaned to the metal frame, maybe this did the 540c's
> > display in?
> >
> > Thanks for any input,
> >
> > -Shaun
>
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