Asus A88XM-E User Manual page 22

To configure a 7.1-channel audio output:
7.
USB 2.0 ports 1 and 2. These two 4-pin Universal Serial Bus (USB) ports are for USB
2.0/1.1 devices.
8. USB 3.0 ports 1 and 2. These two 9-pin Universal Serial Bus (USB) ports are for USB
3.0/2.0 devices.
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9. DVI-D port. This port is for any DVI-D compatible device. DVI-D can't be converted to
output RGB Signal to CRT and isn't compatible with DVI-I.
10. HDMI port. This port is for a High-Definition Multimedia Interface (HDMI) connector,
and is HDCP compliant allowing playback of HD DVD, Blu-ray, and other protected
content.
11.
PS/2 keyboard port. This port is for a PS/2 keyboard.
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Use a chassis with HD audio module in the front panel to support a 7.1-channel audio
output.
DO NOT connect a keyboard / mouse to any USB 3.0 port when installing Windows
operating system.
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.
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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.
Chapter 1: Product introduction
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