Hp pavilion has black screen problem

Hello,

I dont know how to fix my hp pavilion 6000 series

the laptop is working,have the necessary sounds after I

turn it on,but the problem is that the screen stays always black

i connect the lap top to tv screen,it shows that everything is working properly, even I reinstal the windows vista with new one ,by looking the tv screen and usind the butons on my lap top

so I just have no idea way my screen is black,when the compiutar is working properly

please if any body has ideas how to fix it....?

Please help.

Thanks!

I didn't find the right solution from the Internet.

References ccm.net/forum/affich-54306-hpTechnology Explainer Video

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