Lenovo ThinkServer RD230 - Manual (Page 28)

Figure 5. Locating major parts on the system board
1 Memory slot (CPU1 DIMM CHA1) 13 SATA connector 1
2 Memory slot (CPU1 DIMM CHA0) 14 SATA connector 2
3 Memory slot (CPU1 DIMM CHB0) 15 SATA connector 3
4 Memory slot (CPU1 DIMM CHC0) 16 SATA connector 5
5 Power connector 2 (for CPU0) 17 SATA connector 4
6 24-pin power connector for the system board 18 System board battery
7 Microprocessor (CPU0) 19 PCI Express x8 slot (for the riser card assembly)
8 Memory slot (CPU0 DIMM CHA1) 20 PCI Express x8 slot (for the riser card assembly)
9 Memory slot (CPU0 DIMM CHA0) 21 PCI Express x16 slot (for the riser card assembly)
10 Memory slot (CPU0 DIMM CHB0) 22 Microprocessor (CPU1)
11 Memory slot (CPU0 DIMM CHC0) 23 Power connector 3 (for CPU1)
12 SATA connector 0
16 ThinkServer User Guide