Inside The System - Dell NX430 Owner's Manual

Inside the system

Figure 10. Inside the system—with four 3.5-inch hot swappable hard drives
1. hard drive backplane
3. power supply unit (2)
5. memory module sockets
7. system board
9. intrusion switch
11. optical drive (optional)
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2. power interposer board
4. expansion card riser
6. processor
8. cooling fan (4)
10. hard drives
12. control panel assembly