2.4.15Serial Port 1, 3, 4 Connector (CN6)
Serial Port 1 (Pin
| Signal | PIN |
| PIN |
| Signal |
| DCD1 | 1 |
| 2 |
| DSR1 |
| RxD1 | 3 | 4 |
| RTS1 | |
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| TxD1 | 5 |
| 6 |
| CTS1 |
| DTR1 | 7 | 8 |
| RI1/+5V/+12V | |
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| GND | 9 |
| 10 |
| NC |
| Serial Port 3 (Pin | |||||
| Signal | PIN |
| PIN |
| Signal |
| DCD3 | 21 |
| 22 |
| DSR3 |
| RxD3 | 23 | 24 |
| RTS3 | |
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| TxD3 | 25 |
| 26 |
| CTS3 |
| DTR3 | 27 | 28 | RI3/+5V/+12V | ||
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| GND | 29 |
| 30 |
| NC |
| Serial Port 4 (Pin | |||||
| Signal | PIN |
| PIN |
| Signal |
| DCD4 | 31 |
| 32 |
| DSR4 |
| RxD4 | 33 | 34 |
| RTS4 | |
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| TxD4 | 35 |
| 36 |
| CTS4 |
| DTR4 | 37 | 38 | RI4/+5V/+12V | ||
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| GND | 39 |
| 40 |
| NC |
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