Asus Z97-C - Page 33

ASUS Z97-C
1-19
Chapter 1
7. USB 3.0 connectors (20-1 pin USB3_12)
These connectors allow you to connect a USB 3.0 module for additional USB 3.0 front
or rear panel ports. With an installed USB 3.0 module, you can enjoy all the benets of
USB 3.0 including faster data transfer speeds of up to 5 Gb/s, faster charging time for
USB-chargeable devices, optimized power efciency, and backward compatibility with
USB 2.0.
The USB 3.0 module is purchased separately.
Z97-C
I II
Z97-C USB3.0 connector
USB3_12
USB3+5V
IntA_P1_SSRX-
IntA_P1_SSRX+
GND
IntA_P1_SSTX-
IntA_P1_SSTX+
GND
IntA_P1_D-
IntA_P1_D+
GND
PIN 1
USB3+5V
IntA_P2_SSRX-
IntA_P2_SSRX+
GND
IntA_P2_SSTX-
IntA_P2_SSTX+
GND
IntA_P2_D-
IntA_P2_D+
 These connectors are based on xHCI specication. We recommend you to install the
related driver to fully use the USB 3.0 ports under Windows
®
7.
 The plugged USB 3.0 device may run on xHCI or EHCI mode depending on the
operating system’s setting.