System-board connectors for cable routing
See this section to locate and identify the connectors on the system board that are used for internal cable routing.
Figure 1. System-board connectors for cable routing
| 1 OCP signal connector | 8 PCIe riser power connector |
| 2 PCIe riser slot 1 connector (Gen5) | 9 Fan 4 connector |
| 3 OCP power and sideband connector | 10 P12V AUX power connector |
| 4 Fan 1 connector | 11 Node sideband connector |
| 5 Fan 2 connector | 12 NVMe 0-1 connector (Gen5) |
| 6 Backplane power connector | 13 PCIe riser slot 1 connector (Gen5) |
| 7 Fan 3 connector | 14 Rear I/O signal connector |
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