User's Manual

1-8 Chapter 1: Product introduction
1.5.3 Motherboard layout
1.5.4 Layout contents
Connectors/Jumpers/Slots/LED Page Connectors/Jumpers/Slots/LED Page
1. CPU, chassis fan connectors (4-pin CPU_FAN,
4-pin CHA_FAN)
1-27 8. DDR3 DIMM slots 1-14
2. USB connectors (10-1 pin USB78) 1-31 9 Speaker connector (4-pin SPEAKER) 1-28
3. USB 3.0 connector (20-1 pin USB3_34) 1-30 10. System panel connector (10-1 pin PANEL) 1-28
4. ATX power connectors (24-pin EATXPWR,
4-pin EATX12V)
1-27 11. Clear RTC RAM (3-pin CLRTC) 1-28
5. Intel
®
LGA1155 CPU socket 1-9 12. Onboard LED (SB_PWR) 1-6
6. Intel
®
H77 Serial ATA 6.0Gb/s connectors
(7-pin SATA6G_1/2 [gray])
1-30 13. Digital audio connector (4-1 pin SPDIF_OUT) 1-26
7. Intel
®
H77 Serial ATA 3.0Gb/s connectors (7-pin
SATA3G_1~4 [blue])
1-29 14. Front panel audio connector (10-1 pin AAFP) 1-26