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Cables and Pinouts
Table | V.35 Adapter Cable Signals |
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DTE Cable | DCE Cable | ||||||||||
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Router End, HD1 |
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| Network End, | |
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| Network End, | Router End, HD |
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| Receptacle | ||||
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Signal |
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| Pin | Signal | Signal | Pin |
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| Pin | Signal |
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Shield ground |
| 46 |
| A | Frame ground | Shield ground | 46 |
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| A | Frame ground |
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Circuit ground |
| 45 |
| B | Circuit ground | Circuit ground | 45 |
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| B | Circuit ground |
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RTS/CTS |
| 42 | C | RTS | CTS/RTS | 35 | <— | C |
| RTS | |
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CTS/RTS |
| 35 | <— | D | CTS | RTS/CTS | 42 | D |
| CTS | |
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DSR/DTR |
| 34 | <— | E | DSR | DTR/DSR | 43 | E |
| DSR | |
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DCD/LL |
| 33 | <— | F | RLSD | LL/DCD | 44 | F |
| RLSD | |
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DTR/DSR |
| 43 | H | DTR | DSR/DTR | 34 | <— | H |
| DTR | |
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LL/DCD |
| 44 | K | LT | DCD/LL | 33 | <— | K |
| LT | |
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TxD/RxD+ |
| 18 | P | SD+ | RxD/TxD+ | 28 | <— | P |
| SD+ | |
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TxD/RxD– |
| 17 | S | SD– | RxD/TxD– | 27 |
| <— | S | SD– | |
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RxD/TxD+ |
| 28 | <— | R | RD+ | TxD/RxD+ | 18 | R |
| RD+ | |
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RxD/TxD– |
| 27 | <— | T | RD– | TxD/RxD– | 17 |
| T | RD– | |
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TxCE/TxC+ |
| 20 | U | SCTE+ | RxC/TxCE+ | 26 | <— | U |
| SCTE+ | |
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TxCE/TxC– |
| 19 | W | SCTE– | RxC/TxCE– | 25 |
| <— | W | SCTE– | |
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RxC/TxCE+ |
| 26 | <— | V | SCR+ | NIL/RxC+ | 22 | V |
| SCR+ | |
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RxC/TxCE– |
| 25 | <— | X | SCR– | NIL/RxC– | 21 |
| x | SCR– | |
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TxC/RxC+ |
| 24 | <— | Y | SCT+ | TxCE/TxC+ | 20 | Y |
| SCT+ | |
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TxC/RxC– |
| 23 | <— | AA | SCT– | TxCE/TxC– | 19 |
| AA | SCT– | |
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Mode 1 |
| 49 |
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| Shorting group | Mode 1 | 49 |
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| Shorting group |
Ground |
| 48 |
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| Ground | 48 |
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Mode 0 |
| 50 |
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| Shorting group | Mode 0 | 50 |
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| Shorting group |
Ground |
| 51 |
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| Ground | 51 |
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Mode_DCE |
| 52 |
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TxC/NIL |
| 53 |
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| Shorting group | TxC/NIL | 53 |
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| Shorting group |
RxC/TxCE |
| 54 |
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| RxC/TxCE | 54 |
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RxC/TxD |
| 55 |
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| RxC/TxD | 55 |
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Ground |
| 56 |
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| Ground | 56 |
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1 HD = high density.