6
Introducing the Motherboard
Table of Motherboard Components
LABEL
COMPONENTS
LGA1156 socket for Intel?Lynnfield/Clarkdale
processors
2. CPU_FAN
CPU cooling fan connector
3. DIMM1~4
240-pin DDR3 SDRAM slots
4. SYS_FAN
System cooling fan connector
5. ATX_POWER
Standard 24-pin ATX power connector
6. CLR_CMOS_BTN Clear CMOS button
7. SPI_DEBUG1
SPI debug header-for factory use only
8. SATA1~6
Serial ATA connectors
9. F_PANEL
Front panel switch/LED header
10. F_USB1~3
Front panel USB headers
11. CASE1
CASE open header
12. ME_UNLOCK1 ME unlock header-for factory use only
13. RST_BTN
Reset button
14. PWR_BTN
Power on button
15. PWR_FAN
Power cooling fan connector
16. SPDIFO1
SPDIF out header
17. F_AUDIO1
Front panel audio header
18. PCI1
32-bit add-on card slot
19. PCIEX4
PCI Express x4 slot
20. PCIEX1
PCI Express x1 slot
21. PCIEX16
PCI Express slot for graphics interface
22. ATX12V1
8-pin +12V power connector
1. CPU Socket
This concludes Chapter 1. The next chapter explains how to install the motherboard.
