ok, so i ordered a ryzen 5 (5000 series) and msi motherboard b450 . and after installation and boot. screen remained blank... small led on motherboard indicated problem w/ cpu... researched online to find that this motherboard has known issues. so i order another 1 (gigabyte b450m d3sh wifi).... forgot to mention.. psu is corsair cx750m.....(750watts) this time after installation, nothing works... cpu fan( not even psu fan)wont spin up... now im confused.. pls help
and mouse does light up when psu is on so there is power