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1-3Chapter 1: Product introduction
1.2.3 Motherboard layout
1.2.4 Layout contents
Connectors/Jumpers/Slots/Switches/LED Page Connectors/Jumpers/Slots/Switches/LED Page
1. ATX power connectors (24-pin EATXPWR,
8-pin ATX12V)
1-23 10. Intel
®
Z77 USB 3.0 connector (USB3_12) 1-27
2. Intel
®
LGA1155 CPU socket 1-4 11. System panel connector (20-8 pin PANEL) 1-28
3. CPU and chassis fan connectors (4-pin
CPU_FAN, 4-pin CHA_FAN 1-3)
1-25 12. USB 2.0 connectors (10-1 pin USB910;
USB1112; USB1314)
1-26
4. DDR3 DIMM slots 1-7 13. USB BIOS ashback button 1-18
5. MemOK! switch 1-17 14. Clear CMOS 1-20
6. TPM connector (20-1 pin TPM) 1-25 15. Digital audio connector (4-1 pin SPDIF_OUT) 1-27
7. Serial port connector (10-1 pin COM1) 1-26 16. Front panel audio connector (10-1 pin AAFP) 1-22
8. Intel
®
Z77 Serial ATA 6.0 Gb/s connectors
(7-pin SATA6G_1/2 [gray])
1-24 17. Standby Power LED 1-19
9. Intel
®
Z77 Serial ATA 3.0 Gb/s connectors
(7-pin SATA3G_3–6 [blue])
1-24