PCB Information
| ROM Chip ID | Region | Known Man. Dates | PCB Type | CIC | SRAM | Decoder/ Logic Circuit | Special Chips |
|---|---|---|---|---|---|---|---|
| SNS-8H-0 (front) | USA | 9403 | SHVC-1K0N-01 | D411A | - | SN74HCU04N / SN74LS139AN | DSP-1A |
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