Asus prime trx40 mb on start up warns only one 12v eps connection detected when I have both connected to an 850w psi and the 24 pin mb connection i tried changing the cords thinking it could of been bad wires still says the same warning on startup is this common is it something needed to fixed in bios a bios setting or is it a defective motherboard.. besides the warning on startup the whole build works flawlessly and perfectly fine any suggestions or has anyone else come accross this issue...