5
Introducing the Motherboard
Table of Motherboard Components
This concludes Chapter 1. The next chapter explains how to install the motherboard.
*Stands for optional components
1 CPU Socket
LGA775 socket for Pentium 4 CPUs
3 CPU_FAN
CPU cooling fan connector
14 COM2
Onboard serial port header
10 PWR_FAN
Power fan connector
15 F_USB1~F_USB2
Front Panel USB headers
12 SATA1~4
Four serial ATA connectors
8 CLR_CMOS
Clear CMOS jumper
6 ATX1
Standard 24-pin ATX power connector
13 F_PANEL
Front Panel switch/LED header
5 FDD
Floppy diskette drive connector
17 CDIN1
Primary CD-in connector
18 F_AUDIO2
Front panel audio header
LABEL COMPONENT
7 IDE1
Primary IDE channel
4 DIMM1~4
Four 184-pin DDR SDRAM slots
11 IRDA
Infrared header
22 PCIE*
PCI Express Lite slot
19 SPDIF-O1
SPDIF out header
2 SYS_FAN
System fan connector
23 ATX12V
ATX12V power connector
20 SPDIF-I1
SPDIF in header
21 PCI1~3
Three 32-bit add-on card slots
9 SPK1
Speaker header
16 BIOS_WP
BIOS flash protect jumper