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
4 CPU_FAN CPU cooling fan connector
5 ATX_POWER Standard 24-pin ATX power connector
LABEL COMPONENT
9 IDE1 Primary IDE channel
2 DIMM1~2 240-pin DDR2 SDRAM slots
11 SATA1~4 Serial ATA connectors
10 CLR_CMOS Clear CMOS jumper
7 FDD Floppy diskette drive connector
8 IDE2 Secondary IDE channel
13 PANEL1 Front panel switch/LED header
6 BIOS_WP BIOS protection jumper
14 USB3-4 Front Panel USB headers
15 1394A2* Onboard 1394a header
22 SYS_FAN System cooling fan connector
23 ATX12V 4-pin +12V power connector
21 PCIEX16 PCI Express x16 graphics card slot
17 CD_IN Analog audio input connector
18 AUDIO1 Front panel audio header
16 SPDIFO1 SPDIF out header
19 PCI1~2 32-bit add-on card slots
3 IR1 Infrared header
12 CASE_FAN Cas cooling fan connector
20 PCIE1 PCI Express x1 slot
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