Asus P5G41-M SI/VGA - Manual (Page 22)

4. USB connectors (10-1 pin USB56, USB78)
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 the USB 2.0 specification 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.
P5G41-M SI
P5G41-M SI USB2.0 connectors
PIN 1
USB+5V USB_P6
-
USB_P6
+
GND NC
USB+5V
USB_P5
-
USB_P5
+
GND
USB56
PIN 1
USB+5V USB_P8
-
USB_P8
+
GND NC
USB+5V
USB_P7
-
USB_P7
+
GND
USB78
5. Serial port connectors (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 bracket (COM1) is purchased separately.
P5G41-M SI
P5G41-M SI Serial port (COM1) connector
PIN 1
COM1
Chapter 1: Product introduction 1-12