Datasheet

5
H81H3-A3 USER MANUAL
Chapter 1
Table of Motherboard Components
LABEL COMPONENTS
1. CPU Socket
LGA1150 socket for Intel
®
4
th
Generation Core
TM
Famil
y
p
rocessors
2. PWR_FAN 4-pin Power cooling fan connector
3. CPU_FAN 4-pin CPU cooling fan connector
4. DDR3_1~2 240-pin DDR3 Module slots
5. ATX_POWER Standard 24-pin ATX power connector
6. NB_FAN 4-pin Northbridge cooling fan connector
7. PCIEX16 PCI Express x16 slot for graphics interface
8. CLR_CMOS Clear CMOS jumper
9. PCIEX16_S PCI Express Gen2 x1 slot
10. SATA5~6 Serial ATA 3Gb/s connectors
11. F_PANEL Front panel switch/LED header
12. SATA1~2 Serial ATA 6Gb/s connectors
13. CASE CASE open header
14. F_USB1~2 Front panel USB 2.0 headers
15. USBPWR_F Front panel USB power select jumper
16. COM Onboard serial port header
17. LPT Parallel port header
18. SPDIFO SPDIF out header
19. F_AUDIO Front panel audio header
20. PCI1~2 32-bit PCI add-on card slots
21. SPK Speaker header
22. PCIE1~2 PCI Express Gen2 x1 slots
23. SYS_FAN 4-pin system cooling fan connector
24. USBPWR_R1 Rear USB3LAN power select jumper
25. USBPWR_R Rear USB/PS2 power select jumper
26. ATX12V 4-pin +12V power connector