When you turn on the computer, a black screen, mouse and keyboard do not light up, what could be the problem?

Question

Iron

When you turn on the computer, a black screen, mouse and keyboard do not light up, what could be the problem?
mother asrock ab350 pro4
vidyuha gtx 1660
percent ryzen 5 1600
frames CRUCIAL Ballistix Sport LT BLS8G4D240FSE DDR4 - 8GB 2400,
600 watt DIMM block
hard from vd

Answer 1

Stupidly forgot to plug the plug into the socket.
You need to check the power supply: is the fan spinning. If not, then replace and try again.
Open the PC case and check if any indicators light up. Possibly no power to the mat. fee.