Hdmi problems with xfx hd 6950

[whoa685]

Hello i purchased a xfx hd 6950 and when i tried to plug it witb HDMI my tv came up with "No Signal".

 

[amuffin]

Do you have the proper power and the drivers installed?

 

[whoa685]

I figured out the problem, I thought i only needed 6 pins but i need 12 pins. I know im a bit of a tech noob but i just started in pc