If you are using an old version NDS,you do not need to update the firmware of SuperPass 2 Key. You can just use SuperPass 2 Key like SuperPass 1 or normal PASSME key
Turn the switch of the SuperCard 2 to DOWN as PIC list below.
Programmer connect to PC print port(parallel port), USB cable provide power to the programmer
Connect the Hareware as PIC list below.