Quote Originally Posted by dan2357
I took apart one of my NES to clean the 72pin, and noticed this port on the bottom. There is a removable piece on the bottom of the nes but the port is covered over. What is this for? Was there ever anything developed to plug into it? or anything in develpoment?

i think it was for plugging into a repair bench .i think some one here said they had one.not for sure though