Data Link Connector end view (C251)
| Pin | Circuit | Circuit function |
|---|---|---|
| 1 | ... | not used |
| 2 | 914 (TN/OG) | SCP Bus + |
| 3 | ... | not used |
| 4 | 57 (BK) | Ground |
| 5 | 570 (BK/WH) | Ground |
| 6 | ... | not used |
| 7 | 70 (LB/WH) | ISO Bus |
| 8 | ... | not used |
| 9 | ... | not used |
| 10 | 915 (PK/LB) | SCP Bus... |
| 11 | ... | not used |
| 12 | ... | not used |
| 13 | 107 (VT) | Module programming signal |
| 14 | ... | not used |
| 15 | ... | not used |
| 16 | 554 (YE/BK) | Voltage supplied at all times (overload protected) |