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Figure 5 shows the locations of the parts and connectors on the other type of
system board.
1 CPU 1 memory slots (3) 18 Clear CMOS (Complementary Metal Oxide
Semiconductor) /Recovery jumper
2 CPU 1 memory fan connector 19 Thermal sensor connector
3 Microprocessor 2 20 Cover presence switch connector
4 CPU 2 12 V power connector 21 PS/2 keyboard and mouse connector
5 24-pin power connector 22 Internal speaker connector
6 CPU 2 fan connector 23 Front audio connector
7 CPU 2 memory fan connector 24 PCI card slot
8 CPU 2 memory slots (3) 25 PCI Express x4 card slot (x16 mechanical)
9 Power switch and LEDs connector 26 PCI Express x16 card slot
10 Auxiliary LED connector 27 PCI card slot
11 Right rear fan connector 28 PCI Express x16 card slot
12 Front fan connector 29 PCI Express x1 card slot
13 Card reader connector 30 Auxiliary 12 V power connector
14 Front USB connector 31 Left rear fan connector
15 CPU 1 12 V power connector 32 CPU 1 fan connector
16 SATA connectors (4) 33 Microprocessor 1
17 Battery
Figure 5. System board part and connector locations
12 User Guide