Dell PowerEdge R430 Owner's Manual page 77

Figure 21. Inside the system—with a cabled power supply
1. control panel
3. power supply unit
5. memory-module socket (B3, B4)
7. memory-module socket (B1, B2)
9. processor 1
11. cooling fan (5)
2. cable routing latch
4. expansion-card riser connector (2)
6. processor 2
8. memory-module socket (A1, A5, A2, A6)
10. memory-module socket (A3, A7, A4, A8)
12. optical drive (optional)
Installing and removing system components 77