msi z690-a ddr4

Hey. I got new psu and after I connected everything my PC is not turning on. Led on Ethernet port is ON so I guess PSU is giving power. cpu, gpu, mobo is connected On psu I have I Z690 DDR4 i5-13600k Fortis 5 CPU Cooler RX 570 Old psu:Seasonic SS-520GB 500w Active PFC F3 New psu: seasonic plus...