Check if the jumper on your Asus motherboard is functioning correctly.
Check if the jumper on your Asus motherboard is functioning correctly.
Some users wonder about the purpose of the MR_TEST jumper on certain Asus motherboards, especially with the ROG Strix X670E-A Gaming Wifi. It seems to be a testing feature that may trigger diagnostics during power-up or reset.
Likely area for connecting testing gear during quality assurance of a circuit board
@kwyman Having two pins doesn’t automatically indicate a jumper. Powerline Ethernet networks rely solely on two wires.