Identifying parts on the system board
The system board (sometimes called the planar or motherboard) is the main circuit
board in your computer. It provides basic computer functions and supports a
variety of devices.
Figura 4 shows the locations of parts on the system board for some computer
models.
1 Microprocessor fan connector 13 Front USB connectors (2)
2 Microprocessor and heat sink 14 Battery
3 Memory connector 1 15 Clear CMOS/Recovery jumper
4 Memory connector 2 16 Serial (COM) connector
5 Memory connector 3 17 PCI adapter connectors
6 Memory connector 4 18 Mono (speaker) connector
7 Cover presence switch connector 19 Front audio connector
8 Diskette drive connector 20 CD-IN connector
9 IDE connector 1 21 PCI Express x16 graphics adapter
connector
10 Power connector 22 PCI Express x1 adapter connector
11 SATA IDE connectors (4) 23 System fan connector
12 Front panel connector 24 12 V power connector
Figura 4. System board parts locations
Capitolo 2. Overview 7
