The system board might look slightly different from the illustration.

|
Item |
Item |
|---|---|
| 1 Microprocessor | 2 Memory slot (SODIMM 1) |
| 3 Memory slot (SODIMM 3) | 4 System fan connector |
| 5 Coin-cell battery | 6 Clear CMOS/Recovery jumper |
| 7 Auxiliary fan connector 1 | 8 Internal speaker connector |
| 9 Power connector for PCI-Express x16 card | 10 PCI-Express x16 card slot |
| 11 M.2 solid-state drive slot 2 | 12 M.2 solid-state drive slot 1 |
| 13 M.2 fan connector | 14 M.2 Wi-Fi card slot |
| 15 BMC connector | 16 Auxiliary fan connector 2 |
| 17 ThinkStation LED connector | 18 5G HDR connector |
| 19 Memory slot (SODIMM 4) | 20 Memory slot (SODIMM 2) |
| 21 PCI-Express x8 card slot |