PCB Information
| ROM Chip ID | Region | Known Man. Dates | PCB Type | CIC | SRAM | Decoder/ Logic Circuit | Special Chips |
|---|---|---|---|---|---|---|---|
| SHVC-TI-0 (front) | Japan | 9322 | SHVC-BJ0N-10 | D411A | - | HD74LS00P | - |
| SPAL-TI-0 (front) | PAL | 9334 | SHVC-BJ0N-10 | D411A | - | SN74LS00N | - |
| SPAL-TI-1 (front) | PAL | 9336,9334,9336 | SHVC-3J0N-01 | D413A | - | SN74LS139AN | - |
| SPAL-TI-1 (front) (back) | PAL | 9336,9335,9336 | SHVC-3J0N-01 | D413A | - | SN74LS139AN | - |
| SNS-TI-0 (front) | USA | 9326,9327 | SHVC-BJ0N-01 | D411A | - | SN74LS00N | - |
| SNS-TI-0 (front) | USA | 9329,9328 | SHVC-3J0N-01 | D411A | - | SN74LS139AN | - |
| SNS-TI-1 (front) | USA | 9339 | SHVC-BJ0N-01 | D411A | - | HD74LS00P | - |
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