System board Layout
1. CPU power connector
2. Processor fan connector
3. Memory module connector
4. Power button connector
5. SD card reader connector
6. SATA0 connector (blue)
7. M.2 PCIe SSD connector
8. Internal USB connector
9. Two SATA1/2 connector (black)
10. SATA3 connector (white)
11. SATA power cable connector
12. Coin-cell battery
13. M.2 WLAN connector
14. System power connector
15. Optional speaker connector
16. M.2 PCIe SSD connector
17. PCIe x4 (Slot4)
18. PCI (Slot3)
19. PCIe x16 (Slot2)
20. PCIe x1 (Slot1)
21. System fan connector
22. Chassis Intrusion Detection connector
23. Type-C connector
24. Processor socket
25. Video connector
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Chassis overview
