SmartNode 4900 User Manual | 3 • Hardware installation |
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Connecting a
Install the supplied
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| 6 | DSR |
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| 1 | 1 | CD | DSR & DTR are internally |
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| 2 | 4 | DTR | wired together |
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| 3 | 5 | SG |
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| 4 |
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| 2 | RD (driven) |
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| 5 |
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| 3 | TD (received) |
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| 6 |
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| 7 | 8 | CTS |
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| 8 | 7 | RTS |
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Figure 10.
Serial devices (V.35 or X.21) are connected to the SmartNode’s serial ports (see table 8) via a cable terminated at the SmartNode 4900. The V.35 connector is a
Table 8. Serial port
V.35 Interface |
| X.21 interface | |
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Pin | Description | Pin | Description |
1 | Frame Ground | 1 | Signal Ground |
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2 | 2 | Transmit (to DCE) | |
3 | 3 | Control (to DCE) | |
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4 | RTS (to DCE) | 4 | Receive (from DCE) |
5 | CTS (from DCE) | 5 | Indication (from DCE) |
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6 | DSR (from DCE) | 6 | Signal Element Timing (from DCE) |
7 | Signal Ground | 8 | DTE Common Return |
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8 | CD (from DCE) | 9 | Transmit (to DCE) |
9 | 10 | Control (to DCE) | |
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11 | 11 | Receive (from DCE) | |
12 | 12 | Indication (from DCE) | |
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14 | 13 | Signal Element Timing (from DCE) | |
15 |
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16 |
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17
20DTR (to DCE)
Installing the IpChannel Bank | 31 |