System-board connectors
The following illustration shows the internal connectors on the system board.
Figure 1. System-board connectors
| 1 Connector for power button with LED | 2 Mono amplifier (speaker) connector |
| 3 System power connector | 4 SATA power 1 connector |
| 5 SATA power 2 connector | 6 SATA 3 connector * |
| 7 SATA 2 connector | 8 M.2 drive 2 connector |
| 9 SATA 1 connector | 10 Thermal sensor connector |
| 11 PCIe slot 3** | 12 CMOS battery (CR2032) |
| 13 PCIe slot 1 | 14 M.2 drive 1 connector |
| 15 Rear fan connector | 16 Processor power connector |
| 17 Processor socket | 18 Processor fan connector |
| 19 DIMM slot 1 | 20 DIMM slot 2 |
| 21 Front fan connector |
* Depending on the model, SATA 3 connctor may not be supported.
** Currently, there is no PCIe adapter supported in this PCIe x1 slot. Go through the sales channel for additional requests.
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