Gtx 1050 ti not working in ASRock A770DE

[Marin_7]

I bought 1050 ti 2 days ago, and no matter what I do, I can't get any image or signal from my gpu, please help me

 

[MasterPotato]

What power supply do you have?

 

[Marin_7]

I managed to get it working eventually

I have an MS Industrial 400w PSU, and it's the 4th in the system already