SPD-2500 terminal
| Speed dome |
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| DVR PORT B |
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| terminal |
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| D + |
| 9 or 16 | ||
| D - |
| 10 or 15 | ||
| GND | 13 |
| ||
※If GND is connected, a much sharper image quality can be seen. TERM2 switch 1, 2 must be set to ON.
SPD-2300/3000/3300 terminal
| Speed dome terminal |
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| DVR PORT B |
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| RXD+ |
| 9 or 16 |
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| 16 |
| |
| RXD- |
| 10 or 15 |
| 15 |
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| TXD+ |
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| 9 |
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| TXD- |
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| 10 |
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| GND |
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| 13 |
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| TX |
| Terminal for | |||||
| RX |
| Terminal for | |||||
※If GND is connected, a much sharper image quality can be seen.
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