Identifying parts on the system board
Figure 4 shows the location of parts on the system board.
1 Microprocessor and heat sink 13 Front USB connector

2 Microprocessor fan connector 14 TCM header connector

3 Memory connector 1 15 Serial (COM) connector

4 Memory connector 2 16 Internal speaker connector

5 Power connector 17 Front audio connector

6 Diskette drive connector 18 CD_IN connector

7 IDE connector 19 PCI adapter connectors (2)

8 Power fan connector 20 PCI Express x1 adapter connector

9 Serial ATA connectors (4) 21 Battery

10 Clear CMOS/Recovery jumper 22 PCI Express x16 graphics adapter

connector

11 Front panel connector 23 12 V power connector

12 Front USB connector 24 System fan connector

Figure 4. System board parts locations

Chapter 2. Overview 9