Asus CROSSHAIR IV FORMULA User Guide - Page 54

Connectors, Optical S/PDIF Out port - audio

Page 54 highlights

2.8 Connectors 2.8.1 Rear panel connectors Rear panel connectors 1. PS/2 mouse port (green) 2. USB 3.0 ports 1 and 2 3. USB 2.0 ports 3 and 4 4. LAN (RJ-45) port* 5. USB 2.0 ports 5 and 6 6. Clear CMOS switch 7. Optical S/PDIF Out port 8. IEEE 1394a port 9. External SATA port 10. USB 2.0 ports 1 and 2 11. ROG Connect switch 12. ROG Connect port 13. Audio Ports** *and **: Refer to the tables on the next page for LAN port and audio port definitions. • Press the Clear CMOS switch to clear BIOS setup information only when the system hangs due to overclocking. • DO NOT insert a different connector to the external SATA port. 2-28 Chapter 2: Hardware information

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2.8
Connectors
2.8.1
Rear panel connectors
Rear panel connectors
1.
PS/2 mouse port (green)
8.
IEEE 1394a port
2.
USB 3.0 ports 1 and 2
9.
External SATA port
3.
USB 2.0 ports 3 and 4
10.
USB 2.0 ports 1 and 2
4.
LAN (RJ-45) port*
11.
ROG Connect switch
5.
USB 2.0 ports 5 and 6
12.
ROG Connect port
6.
Clear CMOS switch
13.
Audio Ports**
7.
Optical S/PDIF Out port
*and **: Refer to the tables on the next page for LAN port and audio port definitions.
Press the Clear CMOS switch to clear BIOS setup information only when
the system hangs due to overclocking.
DO NOT insert a different connector to the external SATA port.
2-28
Chapter 2: Hardware information