If the super Nintendo is a launch day sns 001 it has that lock tab if the console shell is grey keep it in case if you buy a working yellowed super Nintendo just take the top and bottom rf shielding the motherboard and the controller ports and put it all in the grey snes console shell two things to watch out for the Spring on the reset switch it tough to put back on even worse the eject button line the short end of the Spring on the eject button and the longer end goes in hole where the long bar hold the eject button in place