Display is not coming from my graphic card

Hello,


Can anyone solve my problem?
I have geforce gtx 590 graphic card when I plugged my monitor display adapter in graphic card then...no display is coming
but windows open sound coming and every fans light are working even geforce light is also blinking. ..
but display is not coming ...
and when I connect directly in my motherboard inbuilt graphic then display is showing. ..
please help..