laptop lcd white confusion

I have an HP pavilion dv6000 laptop (vista), that a couple of days ago the screen all of a sudden flickered strangely and turned white after a minute. At first i could push on the side of the lcd and it would come back distorted, but not anymore.

I have another exact model laptop with xp, so i plugged its lcd into the other one and got a black screen and when you unplugged the signal cable but left the power on it was white, I did try changing the wires and got the same effect.

I tried plugging the vista's lcd into the xp laptop and it did the same thing with a white display. but when i plug it into an external display (tv via vga out) it works fine.

I don't understand why my working lcd doesn't show on the vista, but the vista doesn't show on either.

The graphics card is built into the motherboard so there's no way to replace it by it self. and since it works on external displays i wouldn't think it is broken

PLEASE HELP

nividia graphics card
samsung lcd (i don't know whether its super hd or whatever the classifications are)
HP pavilion dv6000 (windows vista home premium)
 
All the people that actually know what they are talking about when it comes to this level of question are offline now. They will be back on later though and your question wil be answered then.
 
It is getting a signal, as it is showing white. No signal to an LCD (as in no wire, or bad GPU) leads to a black screen.

Since it works on your external, then you are left with only a few options.
Serial cable (i think you tested that and passed it)

LCD Screen (seems likely)

Serial port on LCD (requires entire screen to be replaced)

Serial port on the motherboard (unlikely as LCD doesn't work on other laptop, but likely as the other LCD doesn't work here)

or a failure in the BUS between the GPU and the serial ports (unlikely as LCD don't work on other laptop, but likely as working LCD doesn't work here).

You do seem to have quite the case here though.
 
thanks for your advice, I know this is an odd case, and i don't quite understand the results of the 'tests' I did on it either. I guess i'll keep an eye out for a cheap lcd... we just got a new 10 inch tablet so i guess i can use it on the tv for now.
 
thats not helpful at all. Hp is subpar yes, but that does not = to HP is broke cause its an HP. Thats like saying "your ram is busted cause it is a Dodge" without taking into consideration the complete lack of oil for 100+ miles.
 
thats not helpful at all. Hp is subpar yes, but that does not = to HP is broke cause its an HP. Thats like saying "your ram is busted cause it is a Dodge" without taking into consideration the complete lack of oil for 100+ miles.

DV6000 = garbage.
 
to that I say:
There has been very little made that can not be fixed. Might need a german engineer to fix it, but it all can be. So HP don't necessarily automatically equal garbage, no more than American automatically equals Fat, Retarded Redneck Racist.
 
you are all right, The sleep feature hasn't worked in years and no one has an answer or will offer to fix it for free. The sleep feature doesn't work because it HP. The monitor is generic and doesn't work because its samsung (who I am also not a fan of at all).

And dodge sucks but i agree you couldn't blame them if you left out the oil.

I will never buy another HP, Samsung, or dodge again. (I have a samsung phone with a keyboard that didn't work from the beginning and a shorted ribbon cable i had to buy and replace, and has to be turned off everyday or freezes up)
 
Look at the post I made in Video cards and monitors. I had a similar problem with a HP DV 9700, and i found a trick to make mine work and explains the parts I changed looking for the answer to the problem.

I'm The Bishop
 
The bishop- I would definitely say in your case it is the lid switch (on the dv6000's the switch is magnetic and there is no latch), but on mine the lcd thinks its working and the screen is white and the brightness controls work, but its just a white screen. when opening it and closing it you can see the lcd turn off and it comes back on to the white screen every time.

voyagerfan99- HP is hit and miss, I think they have recently gotten worse, because I am posting this from an older dv6000 running xp (2006ish model) and I've never had a problem with, although I have an even older HP pavilion a410e (2001ish, desktop) with a bad integrated video card.
 
We took everything apart, and decided that the graphics card in the motherboard must have shorted out and in the process shorted out the lcd also. (we bought a toshiba laptop)
 
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