E1 BNC Connector (Ungrounded)
The following illustration shows a BNC connector. Table
assignments for the E1 BNC electrical interface. The “x” in the signal name is the number of the port. The ID is Ch for the E1 ungrounded BNC.
Table | BNC | Connector | (Ungrounded) | Pin Assignments |
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Signal Name | I/O |
| 0 |
| 1 |
| 2 | 3 | Connector | |
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TX1_x | O |
| 33 |
| 29 |
| 23 | 19 | TX | inner |
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RX1_x | I |
| 35 |
| 31 |
| 25 | 21 | RX | inner |
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| conductor | |
RX2_x | I |
| 36 |
| 32 |
| 26 | 22 | RX | outer |
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| conductor | |
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FGND, |
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| Housing, 20, 24, 30, | 34 | TX | outer | |||
TX2_x |
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| conductor | |
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