6
Introducing the Motherboard
Table of Motherboard Components
This concludes Chapter 1. The next chapter explains how to install the motherboard.
“*” stands for optional components.
LABEL COMPONENTS
1. CPU Socket
LGA775 socket for Intel Core
TM
2 Duo/Pentium
D/Pentium 4/Celeron D CPUs
2. CPU_FAN1
CPU cooling fan connector
3. DIMM1~2
240-pin DDR2 SDRAM slots
4. IR2*
Infrared header
5. FDD1
Floppy disk drive connector
6. IDE1
Primary IDE connector
7. SYS_FAN1
System cooling fan connector
8. CLR_CMOS1
Clear CMOS jumper
9. SPI_C
SPI_ROM header
10. SATA1~2
Serial ATA connectors
11. PANEL1
Front panel switch/LED header
12. JLPC1*
Low pin count header
13. USB3~4
Front Panel USB headers
14. 1394*
IEEE 1394a header
15. COM2*
Onboard Serial port header
16. WOL1*
Wake On LAN connector
17. CD_IN1
Analog audio input connector
18. F_AUDIO
Front panel audio header
19. SPDIFO1
SPDIF out header
20. PCI1~2
32-bit add-on card slots
21. PCIE1
PCI Express x1 slot
22. PCIEX1
PCI Express slot for graphics interface
23. ATX_POWER1 Standard 24-pin ATX power connector
24. ATX12V1 Auxiliary 4-pin power connector
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