Asus P9X79 - Manual (Page 62)

2-44 Chapter 2: Hardware information
Chapter 2
2.3.11 Rear panel connection
5 6 7 8 9 11 12
2 3 4 1
10
* and **: Refer to the tables on the next page for LAN port LED and audio port definitions.
Rear panel connectors
1. PS/2 keyboard and mouse port 7. IEEE 1394a port
2. USB 2.0 ports 8. Optical S/PDIF Out port
3. External SATA port 9. USB BIOS Flashback button
4. Intel ® LAN (RJ-45) port* 10. USB 2.0 ports 1, 2, 3, and 4
5. USB 3.0 ports 3 and 4 11. USB 3.0 ports 1 and 2
6. Power eSATA 6G port 12. Audio I/O ports**