crwdns2934241:0crwdne2934241:0 무주식이 상팔자

crwdns2934249:0crwdne2934249:0:

An error occurs as shown in the link above. I tested several pads and several cables, but in the end I couldn't solve it. It seems that the USB port on the main unit is broken. Is the motherboard broken?

crwdns2915684:0crwdne2915684:0:

open