Question ASUS tuf b550 plus motherboard issue

May 2, 2022
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Hi

I built my PC and it turns on but nothing happened to monitor or keyboard and mouse
I have tried bios update and reseting CMOS and DRAM light is still on i don't know what to do

AMD Ryzen 5600X
Asus TUF B550 plus
Corsair Vengeance LPX 3200MHz(2x8GB)
Asus ROG STRIX 750W 80 PLUS GOLD
Samsung SSD980 M.2
Asus GeForce RTX 3060