Asus X99-PRO/USB 3.1 - Motherboard Rear and Audio Connections

2-14
Chapter 2: Basic installation
Chapter 2
2.3 Motherboard rear and audio connections
2.3.1 Rear I/O connection
Rear panel connectors
1.
Keyboard/Mouse combo port 7. USB 3.0 ports E34 (Supports USB 3.0
Boost)
2. Intel
®
LAN port** 8. USB3.0portsE2_5(bottomport
supports USB BIOS Flashback)
3. USB BIOS Flashback 9. Wi-Fi 802.11 a/b/g/n/ac, Bluetooth
V4.0*
4. USB 2.0 ports 78 (Supports USB
3.0 Boost)
10. Optical S/PDIF Out port
5. USB 2.0 ports 910 11. Audio I/O ports***
6. USB 3.1 ports E56 (Support USB
3.1 Boost)
*, ** and ***: Refer to the tables on the next page for Bluetooth/Wi-Fi module LEDs, LAN port LEDs, and audio port
definitions.