PCB Information

ROM Chip ID Region Known Man. Dates PCB Type CIC SRAM Decoder/ Logic Circuit Special Chips
SPAL-6L-0 (front) PAL 9431 SHVC-1A0N-20 D413A - - -
SNS-6L-0 (front) (back) USA 9409 SHVC-1A0N-20 D411A - - -

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