About CPU:
You must wait one or two minutes when you use CPU first time,because mainboard need check all parts third times.
Don’t worry about all things because I will test and protect it before shipping.
Just RYZEN 9 3900XT CPU, Have Not Fan,Without Cooler
Please check if your motherboard model number and BIOS version are compatable with this CPU.
A320,B350,X370,B450 or X470 motherboard is suitable,but you maybe need update its BIOS version