Asus 90MB1000-M0EAY0 Manual page 26

5. USB 3.1 Gen 1 connectors (20-1 pin U31G1_12; U31G1_34)
These connectors allow you to connect a USB 3.1 Gen 1 module for additional USB
3.1 Gen 1 front or rear panel ports. With an installed USB 3.1 Gen 1 module, you can
enjoy all the benefits of USB 3.1 Gen 1 including faster data transfer speeds of up to
5 Gb/s, faster charging time for USB-chargeable devices, optimized power efficiency,
and backward compatibility with USB 2.0.
TUF Z370-PLUS GAMING II USB 3.1 Gen 1 connectors
The USB 3.1 Gen 1 module is purchased separately.
The plugged USB 3.1 Gen 1 device may run on xHCI or EHCI mode depending on the
operating system's setting.
1-12
U31G1_12
A
PIN 1
Vbus
A
Vbus IntA_P1_SSRX-
IntA_P2_SSRX- IntA_P1_SSRX+
IntA_P2_SSRX+ GND
GND IntA_P1_SSTX-
IntA_P2_SSTX- IntA_P1_SSTX+
IntA_P2_SSTX+ GND
GND IntA_P1_D-
IntA_P2_D- IntA_P1_D+
IntA_P2_D+ GND
B
Chapter 1: Product Introduction
U31G1_34
B
PIN 1