Enabling
NTSC operation on a PAL tv for the 70xx.There are
two different ways of enabling NTSC operation for the 7002 machine.The most common way is the
'track-cut' method, but I prefer the 'non-cut-track' method.The 'non-cut-track' method :-
Simply turn the mainboard over, and link "bridge" the two points marked in
yellow here.