PCB Information

ROM Chip ID Region Known Man. Dates PCB Type CIC SRAM Decoder/ Logic Circuit Special Chips
SPAL-4L-0 (front) PAL 9516 SHVC-1A3M-30 D413B MAD-1 - -
SNS-4L-0 (front) (back) USA 9446 SHVC-1A3M-21 D411A 64k MAD-1 -

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