3 motherboard rear and audio connections, 1 rear i/o connection, Motherboard rear and audio connections -13 – Asus M5A97 R2.0 User Manual
Page 55: Rear i/o connection -13

ASUS M5A97 R2.0
2-13
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.
PS/2 mouse port (green)
5.
Optical S/PDIF Out port
2.
LAN (RJ-45) port*
6.
USB 3.0 ports 1 and 2 support ASUS
USB 3.0 Boost UASP Mode.
3.
Audio I/O ports**
7.
PS/2 keyboard port (purple)
4.
USB 2.0 ports (USB 2.0 port1
supports USB BIOS Flashback)
•
Due to USB 3.0 controller limitation, USB 3.0 devices can only be used under
Windows
®
OS environment and after the USB 3.0 driver installation.
•
USB 3.0 devices can only be used as data storage only.
•
We strongly recommend that you connect USB 3.0 devices to USB 3.0 ports for faster
and better performance for your USB 3.0 devices.
•
USB 2.0_1 port supports USB BIOS Flashback.