Gpu blackscreen need help!

[imjdc]

Do you have any idea why is this happening? Its been a months i dont get any help. i tried everything like restarting my cmos battery cleaning my pc build reputting the cables @_@

https://www.youtube.com/watch?v=JXdgB7e1XMc

 

[hang-the-9]

Test with another video card, test with another power supply, test your card in another system. One of those should show where the issue is.