Question PC turns on but no display

[Prameeth]

Hi guys. I have shifted all my pc components to a new pc case I got and now my pc is turning on but not sending any signal to the monitor I use Display port cable mostly tried switching cables but nothing seems to be working. I tried resetting BIOS swapped ram sticks but still there nothing can you help me.

 

[rgd1101]

full system spec? include brand and model of the psu