
Figure 4. System board part locations
1
2Microprocessor
3Microprocessor fan connector
4DIMM 2
5DIMM 1
6DIMM 4
7DIMM 3
8Thermal sensor connector
9
10SATA connectors (3)
11eSATA connector
12Power fan connector
13Front panel connector
14Clear CMOS (Complementary Metal Oxide Semiconductor) /Recovery jumper
15Front USB connectors (2)
16Front audio connector
17Internal speaker connector
18PCI card slots (2)
19PCI Express x1 card slot
20PCI Express x16 graphics card slot
21System fan connector
22Cover presence switch connector (Intrusion switch connector)
23Battery
24PS/2 keyboard and mouse connector
Locating internal drives
Internal drives are devices that your computer uses to read and store data. You can add drives to your computer to increase storage capacity and enable your computer to read other types of media. Your computer comes with the following
•A Serial Advanced Technology Attachment (SATA) optical drive in bay 1
•A
•A