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Installing and Operating Passport ARN Routers
15 ft
(4.57 m)
Pin 1 |
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| Pin 25 | Pin 1 | Pin 8 |
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Pin 26 |
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| Pin 50 | Pin 9 | Pin 15 |
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(ground shield connected to internal shell) | (ground shield connected to backshell) | ||||
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| CAB0074A |
Figure | Cable 7936 (X.21 Compliant) |
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Table | X.21 Interface (Order No. 7936) |
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Nortel Networks Termination | Remote Termination |
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Pin | Signal |
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2 | Send Data+ | 2 | Transmitted Data A |
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27 | Send Data- | 9 | Transmitted Data B |
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4 | Request to Send+ | 3 | Control A |
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29 | Request to Send- | 10 | Control B |
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3 | Receive Data+ | 4 | Receive Data A |
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28 | Receive Data- | 11 | Receive Data B |
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9 | Data Carrier Detect+ | 5 | Indication A |
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34 | Data Carrier Detect- | 12 | Indication B |
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10 | Timing+ |
| 6 | Timing A |
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35 | Timing- |
| 13 | Timing B |
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1 | Frame Ground | 1 | Frame Ground |
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7 | Signal Ground | 8 | Signal Ground |
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| Local Wire Connections |
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Pin 46 > 48 (GRD) |
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Pin 38 > 40 |
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Pin 14 > 15 |
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