Figure 224: Interior (example: 3.5-inch HDD model, redundant power supply)
1 System fan 8 HDD drive bay
2 Expansion card slots 9 Front panel module bay
3 Processor / heat sink 10 Accessible drive bay
4 TPM 11 System board D3239
5 CMOS battery 12 Power distribution board
6 UFM 13 Memory modules
7 SAS / SATA backplane 14 Power supply units