PCB Information

ROM Chip ID Region Known Man. Dates PCB Type CIC SRAM Decoder/ Logic Circuit Special Chips
Prototype (front) USA - SHVC-2P3B-01 - D411A 64k SN74LS139AN
SNS-ES-0 (front) USA 93xx SHVC-1A3M-20 D411A 64k MAD-1 -
SNS-ES-0 (front) (back) USA 9414 SHVC-1A3M-20 D411A 64k MAD-1 -

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