Problem with Graphic Card

[tomso2]

When Connects "GTX 970 GAMING 4G" System Didn't Booted
I See "Power Cable Not Connect, Please Down Computer" In Monitor
And " VGA LED" In Motherboard Is on
What I Should Do

 

[007agentHP]

connect power cables from psu into gpu

 

[tomso2]

I Connected 6pin & 8pin
one Time The MSI Logo Turn One And Fan of GPU Didn't Work
Another Time Fan Worked And "Power Cable Not Connect, Please Down Computer" Displayed
Please Help Me

 

[tomso2]

It's Worked!
I Connected Both 8pin & 6pin