Asus Pro WS X299 SAGE II - Motherboard Rear and Audio Connections; Rear I;O Connection

ASUS Pro WS X299 SAGE II
2-15
Chapter 2
2.3 Motherboard rear and audio connections
2.3.1 Rear I/O connection
Rear panel connectors
1. BIOS FlashBack™ button 7. USB 3.2 Gen 1 ports 5 and 6
2. USB 2.0 ports 9-12 (bottom port
supports BIOS FlashBack™)
8. USB 3.2 Gen 1 ports 3 and 4
3. Intel
®
LAN port (LAN2)* 9. USB 3.2 Gen 2 Type-C
®
port EC1
4. Intel
®
LAN port (LAN1)* 10. Optical S/PDIF Out port
5. USB 3.2 Gen 2 port E2 11. Audio I/O ports**
6. USB 3.2 Gen 1 ports 7 and 8
• USB 3.2 Gen 1/Gen 2 devices can only be used as data storage only.
• We strongly recommend that you connect your devices to ports with matching
data transfer rate. Please connect your USB 3.2 Gen 1 devices to USB 3.2 Gen 1
ports and your USB 3.2 Gen 2 devices to USB 3.2 Gen 2 ports for faster and better
performance for your devices.
* and ** : Refer to the tables on the next page for LAN port LEDs and audio port definitions.