Removing System Board - Dell Precision 7920 Tower Owner's Manual

1. PCIe 3*16 (4 slots) and 3*8 ( 1 slot)
3. CPU1 memory slots
5. CPU1 memory slots
7. CPU1 PCIe 3 x16 Slots (2)
9. CPU1_DIS
11. CPU fan 0 connector
13. Power 2
15. System Fan 3
17. CPU1 memory slots
19. System Fan 2
21. System Fan 1
23. Power cable 1
25. Coin Cell battery
27. Front Panel USB
29. Flex USB
31. VROC_key

Removing system board

1. Follow the procedure in Before working inside your
2. Rear fan 0 connector
4. CPU1 socket
6. Rear fan 0 connector
8. Front panel audio
10. Piezo speaker
12. Power Control
14. Intrusion switch connector
16. Internal speaker connector
18. CPU 0 socket
20. CPU1 memory slots
22. LPC_ESPI_Debug
24. CPU fan 1
26. ODD cable
28. USB 2_Int
30. Power remote
computer.
Removing and installing components 81