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Locating parts on the system board
Figure 4 “System board part locations” on page 13 shows the locations of the parts on the system board.
Figure 4. System board part locations
1 4-pin power connector
15 Front panel connector (for connecting LED indicators and
the power switch)
2 Microprocessor
16 Front USB connector 1 (for connecting USB ports 1 and 2
on the front bezel)
3 Microprocessor fan connector
17 Front USB connector 2 (for connecting an additional USB
device)
4 Memory slot 1 (DIMM 1) 18 Clear CMOS (Complementary Metal Oxide Semiconductor)
/Recovery jumper
5 Memory slot 2 (DIMM 2) 19 Serial (COM2) connector
6 Memory slot 3 (DIMM 3)
20 Internal speaker connector
7 Memory slot 4 (DIMM 4)
21 Front audio connector
8 Thermal sensor connector
22 PCI card slots (2)
9 4-pin power connectors (2) 23 PCI Express x1 card slot
10 14-pin power connector
24 PCI Express x16 graphics card slot
11 Battery
25 Cover presence switch connector (Intrusion switch
connector)
12 SATA 3.0 connectors (4) 26 System fan connector
13 Power fan connector
27 DisplayPort connector
14 Parallel connector
28 PS/2 keyboard and mouse connector
Chapter 1. Product overview 13