A simple to install high score save kit that permanently remembers
the top 5 scores and initials for Donkey Kong 3.
Also saves the current FREE PLAY setting.
No batteries required.
Installs in minutes!
No special wiring or soldering is required.
Simply remove the Z80 chip from your Donkey Kong 3 CPU board,
insert this Z80 CPU chip into the daughter card (pictured right)
and then plug the daughter card into the vacated Z80 socket on the
CPU board. Thats it! Detailed installation instructions
are available online here.