Motherboard Rear And Audio Connections; Rear I/O Connection - Asus X99-S User Manual

2.3

Motherboard rear and audio connections

2.3.1

Rear I/O connection

Rear panel connectors
Intel LAN port *
1. ®
USB 2.0 ports 5-6 (Bottom port
2.
supports USB BIOS Flashback)
USB BIOS Flashback button
3.
USB 3.0 ports E910 (Supports USB
4.
3.0 Boost)
5. USB 3.0 ports E78 (Supports USB
3.0 Boost)
*, and **: Refer to the tables on the next page for LAN port LEDs and audio port definitions.
2-12
6. USB 3.0 ports E56 (Supports USB 3.0
Boost)
7. USB 3.0 ports E34 (Supports USB 3.0
Boost)
8. Optical S/PDIF Out port
9. Audio I/O ports**
Chapter 2: Basic installation