Question Help new card black screen

[Graham1234567890]

Help ..tried installing a new graphics card but no signal black screen ...the card in question is ASUS ROG Strix Radeon RX 570 OC Edition 8 GB GDDR5

 

[puw2]

Did you install the 8pin connector on to your card?
Whats the maker and model of your PSU?

 

[Graham1234567890]

Did you install the 8pin connector on to your card?
Whats the maker and model of your PSU?
[/QUOT

Did you install the 8pin connector on to your card?
Whats the maker and model of your PSU?

Yes and it's a 600w bearly used