System board components
| Item | Description |
|---|---|
| 1 | Primary PCIe riser board connector1 |
| 2 | TPM connector |
| 3 | System battery |
| 4 | SATA connector |
| 5 | Storage backup power connector for PCIe slots 1-21 |
| 6 | Secondary PCIe riser slot1 |
| 7 | MicroSD slot |
| 8 | Storage backup power connector for PCIe slot 31 |
| 9 | System maintenance switch |
| 10 | NMI header |
| 11 | Front I/O connector |
| 12 | Fan connector 5 |
| 13 | Fan connector 4 |
| 14 | Fan connector 3 |
| 15 | Fan connector 2 |
| 16 | Fan connector 1 |
| 17 | Smart Storage Battery connector |
| 18 | 6-pin drive backplane power connector |
| 19 | Internal USB 3.0 |
| 20 | 24-pin power connector |
| 21 | 16 pin RPS connector |
| 22 | Mini-SAS connector 1 |
| 23 | Mini-SAS connector 2 |
1
For more information on the riser board slots supported by the onboard PCIe riser connectors, see
PCIe riser board slot definitions