Asus H81I-PLUS - Manual (Page 20)

1-12 Chapter 1: Product introduction
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 ® OS environment and after USB 3.0 driver installation.
• 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.
• Due to the design of the Intel ® 8 series chipset, all USB devices connected to the
USB 2.0 and USB 3.0 ports are controlled by the xHCI controller. Some legacy USB
devices must update their firmware for better compatibility.
• Intel display architecture design supports the following maximum supported pixel
clocks (Pixel Clock = H total x V Total x Frame Rate (Screen refresh rate)):
- HDMI port: 300 MHz
- DVI port: 165 MHz
- VGA port: 180 MHz
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. USB 2.0 ports 5 and 6. These two 4-pin Universal Serial Bus (USB) ports are for USB
2.0/1.1 devices.
Audio 2.1, 4.1, 5.1 or 7.1-channel configuration
Port
Headset
2.1-channel
4.1-channel 5.1-channel 7.1-channel
Light Blue (Rear panel) Line In Rear Speaker Out Rear Speaker Out Rear Speaker Out
Lime (Rear panel) Line Out Front Speaker Out Front Speaker Out Front Speaker Out
Pink (Rear panel) Mic In Mic In Bass/Center Bass/Center
Lime (Front panel) - - - Side Speaker Out