Figure 101. System board jumpers and connectors
1.
Riser 3 2. Rear I/O connector
3. Coin cell battery 4. OCP NIC 3.0 connector
5. Riser 2 6. TPM
7. Backplane signal and power 0 8. LOM connector
9. IDSDM/Internal USB connector 10. Front VGA
11. GPU power 12. PCIe/NVMe connector 8
13. Riser 1 14. PCIe/NVMe connector 7
15. PSU 1 16. BOSS card power
17. Right control panel 18. PWRD_EN (Jumpers)
19. NVRAM_CLR (Jumpers) 20. DIMMs for processor 1 channels E, F, G, H
21. Fan 4 22. Processor 1
23. Fan 3 24. PCIe/NVMe connector 4
25. DIMMs for processor 1 channels A, B, C, D 26. Backplane signal and power 1
27. PCIe/NVMe connector 3 28. PCIe/NVMe connector 2
29. DIMMs for processor 2 channels E, F, G, H 30. Fan 2
31. PCIe/NVMe connector 1 32. Processor 2
33. Fan 1 34. DIMMs for processor 2 channels A, B, C, D
35. Left control panel 36. PSU 2
37. PCIe/NVMe connector 5 38. Riser 4
39. PCIe/NVMe connector 6 40. GPU power
128 Jumpers and connectors