Chapter 4. Trunks and LinesSection
Table 4-3. Pinouts and trunk numbers for trunk expansion connector CN1
Trunk Slot | Color | Pin | Desig. | Trunk Assignments According to | |||
| Code | No.1 |
| System Type |
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| DBS 40 |
| DBS 72 | DBS 96 |
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EC/TRK | 26 | 1T | Trunk |
| Trunk | Trunk | |
| 1 | 1R | 9 |
| 17 | 25 | |
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| 27 | 2T | Trunk |
| Trunk | Trunk | |
| 2 | 2R | 10 |
| 18 | 26 | |
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| 28 | 3T | Trunk |
| Trunk | Trunk | |
| 3 | 3R | 11 |
| 19 | 27 | |
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| 29 | 4T | Trunk |
| Trunk | Trunk | |
| 4 | 4R | 12 |
| 20 | 28 | |
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| 30 | 5T | Trunk |
| Trunk | Trunk | |
| 5 | 5R | 13 |
| 21 | 29 | |
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| 31 | 6T | Trunk |
| Trunk | Trunk | |
| 6 | 6R | 14 |
| 22 | 30 | |
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| 32 | 7T | Trunk |
| Trunk | Trunk | |
| 7 | 7R | 15 |
| 23 | 31 | |
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| 33 | 8T | Trunk |
| Trunk | Trunk | |
| 8 | 8R | 16 |
| 24 | 32 | |
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1. Only the first 8 pairs on the trunk expansion connector are used.
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DBS Manual - Revised April 2000 | |||
