5
Introducing the Motherboard
Motherboard Components
Table of Motherboard Components
LABEL COMPONENTS
1. CPU Socket
LGA775 socket for Intel
®
Core
TM
2 Duo/Pentium
®
D
/Pentium
®
4/Celeron
®
D CPUs
2. CPU_FAN
CPU cooling fan connector
3. DIMM1~2
240-pin DDR2 SDRAM slots
4. IRDA
Infrared header
5. FDD
Floppy disk drive connector
6. ATX1
Standard 24-pin ATX power connector
7. IDE1
Primary IDE connector
8. CHS_FAN
System cooling fan connector
9. CLR_CMOS
Clear CMOS jumper
10. EL**
LED header
11. SATA1~4
Serial ATA connectors
12. PANEL1
Front panel switch/LED header
13. JLPC**
Low pin count header
14. USB1~2
Front Panel USB headers
15. 1394A2*
IEEE 1394a header
16. BIOS_WP
BIOS flash protect jumper
17. COM2*
Onboard Serial port header
18. WOL1*
Wake On LAN connector
19. SPDIFO or S/PDIF**
SPDIF out header
20. F_AUDIO
Front panel audio header
21. AUX_IN*
Auxiliary In connector
22. PCI1~2
32-bit add-on card slots
23. PCIE1
PCI Express x1 slot
24. PCIEX16
PCI Express slot for graphics interface
25. SYS_FAN
System cooling fan connector
26. ATX12V Auxiliary 4-pin power connector
* Stands for optional components
** Please be noted S/PDIF header is for special customers.
This concludes Chapter 1. The next chapter explains how to install the motherboard.
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