The motherboard does not start, but everything works, only if you start it from closing the contacts on the power supply?

Question

motherboards

I cleaned the computer, did everything, connected everything
Doesn’t work, disassembled again, assembled it doesn’t work
Closing the contacts on the motherboard, it doesn’t start, it starts by shorting the wires to the power supply
And by pressing the power button

Answer 1

1. Remove then insert the battery on the motherboard.
2. Reset cmos with a jumper on the motherboard.