User Guide

2-25
ASUS ESC700 G3
2.11 Motherboard rear and audio connection
2.11.1 Rear I/O connection
* and **: Refer to the tables on the next page for the LAN port LEDs and audio port definitions.
Rear panel connectors
1. USB 2.0 ports 78 (lower port supports
USBBIOSFlashback)
5. USB 3.0 ports 56
2. USBBIOSFlashbackbutton 6. Optical S/PDIF Out port
3. Intel
®
LANport(LAN2)* 7. AudioI/Oports**
4. Intel
®
LANport(LAN1)*