Asus M4A88T-M/USB3 - Page 38

7. USB connectors (10-1 pin USB78, USB910, USB1112)
These connectors are for USB 2.0 ports. Connect the USB module cable to any of
these connectors, then install the module to a slot opening at the back of the system
chassis. These USB connectors comply with USB 2.0 specication that supports up to
480Mbps connection speed.
Never connect a 1394 cable to the USB connectors. Doing so will damage the
motherboard!
The USB 2.0 module is purchased separately.
8. Serial port connector (10-1 pin COM1)
The connector is for a serial (COM) port. Connect the serial port module cable to the
connector, then install the module to a slot opening at the back of the system chassis.
The serial port module is purchased separately.
M4A88T-M/USB3
M4A88T-M/USB3 Serial port (COM1) connector
PIN 1
COM1
M4A88T-M/USB3
M4A88T-M/USB3 USB2.0 connectors
PIN 1
USB+5V USB_P10- USB_P10+ GND NC
USB+5V
USB_P9-
USB_P9+
GND
USB910
PIN 1
USB+5V USB_P12- USB_P12+ GND NC
USB+5V
USB_P11-
USB_P11+
GND
USB1112
PIN 1
USB+5V USB_P8- USB_P8+ GND NC
USB+5V
USB_P7-
USB_P7+
GND
USB78
Chapter 1: Product introduction1-26