Asus H81M-E R2.0 User Manual page 21

Audio 2.1, 4.1, 5.1, or 7.1-channel configuration
Port
Light Blue (Rear
panel)
Lime (Rear panel)
Pink (Rear panel)
Lime (Front panel)
7. USB 2.0 ports 3 and 4. 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 connect to
USB 3.0/2.0 devices.
• Due to USB 3.0 controller limitations, USB 3.0 devices can only be used under a
Windows
• The plugged USB 3.0 device may run on xHCI or EHCI mode, depending on the
operating system's setting.
• USB 3.0 devices can only be used for data storage.
• We strongly recommend that you connect USB 3.0 devices to USB 3.0 ports for faster
and better performance from your USB 3.0 devices.
9. USB 2.0 ports 5 and 6. These two 4-pin Universal Serial Bus (USB) ports are for USB
2.0/1.1 devices.
10. Serial port. This 9-pin COM port is for pointing devices or other serial devices.
11. PS/2 keyboard port (purple). This port is for a PS/2 keyboard.
ASUS H81M-E R2.0
Headset
4.1-channel
2.1-channel
Line In
Rear Speaker Out
Line Out Front Speaker Out
Mic In
Mic In
-
OS environment and after USB 3.0 driver installation.
®
5.1-channel
Rear Speaker Out
Front Speaker Out
Bass/Center
- -
7.1-channel
Rear Speaker Out
Front Speaker Out
Bass/Center
Side Speaker Out
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