5
Introducing the Motherboard
Table of Motherboard Components
This concludes Chapter 1. The next chapter explains how to install the motherboard.
LABEL COMPONENTS
1. CPU Socket
LG A775 socket for Intel Core
TM
2 Duo/Pentium
D/Pentium 4/Celeron D CPUs
2. DIMM1~2 240-pin DDR2 SDRAM slots
3. ATX1 Standard 24-pin ATX power connector
4. IR1* Internal infrared header
5. SYSFAN2 System cooling fan connector
6. SPK1 Speaker header
7. SATA1~4 Serial ATA connectors
8. USB1~2 Front Panel USB headers
9. PANEL1 Front panel switch/LED header
10. IDE1
Primar
IDE channel
11. FDD1 Floppy diskette drive connector
12. SYSFAN1 System cooling fan connector
13. SPDIFO1 * SPDIF out header
14. AUDIO2 Front panel audio header
15. CD_IN1 CD-in connector
16. PCI1~3 32-bit add-on card slots
17. JP1 Clear CMOS jumper
18. PCIEX3 PCI Express slot for graphics interface (x4 mode)
19. PCIEX2 PCI Express x1 slot
20. PCIEX1 PCI Express slot for graphics interface (x16 mode)
21. ATX4P1 Auxiliary power connector for graphics card
22. CPUFAN1 CPU cooling fan connector
23. ATX12V1 4-pin +12V power connector
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