Asus Sabertooth X99 - 2.3 Motherboard Rear and Audio Connections; 2.3.1 Rear I;O Connection

2-12
Chapter 2: Basic installation
Chapter 2
2.3 Motherboard rear and audio connections
2.3.1 Rear I/O connection
*and **: Refer to the tables on the next page for LAN port LEDs, and audio port definitions.
Rear panel connectors
1.
USB 2.0 ports 7-10
6.
USB 3.1 ports (support ASUS USB
3.1 Boost)
2.
TUF Detective
7.
USB 3.0 ports (support ASUS USB
3.1 Boost)
3.
Intel LAN port*
8.
USB 3.0 ports (support ASUS USB
3.1 Boost, bottom port supports USB
BIOS Flashback)
4.
RealtekLANport*
9.
Optical S/PDIF Out port
5.
USB BIOS Flashback button
10.
Audio I/O ports**