Datasheet

Installing the Motherboard

F_USB1~3: Front Panel USB headers

The motherboard has six USB ports installed on the rear edge I/O port array. Addi-

tionally, some computer cases have USB ports at the front of the case. If you have

this kind of case, use auxiliary USB connector to connect the front-mounted ports to

the motherboard.

Please make sure that the USB cable has the same pin assignment as

indicated above. A different pin assignment may cause damage or system

hang-up.

1 USBPWR Front Panel USB Power

2 USBPWR Front Panel USB Power

3 USB_FP_P0- USB Port 0 Negative Signal

4 USB_FP_P1- USB Port 1 Negative Signal

5 USB_FP_P0+ USB Port 0 Positive Signal

6 USB_FP_P1+ USB Port 1 Positive Signal

7 GND Ground

8 GND Ground

9 Key No pin

10 USB_FP_OC0 Overcurrent signal

Pin Signal Name Function

CD_IN: Analog Audio Input connector

Pin Signal Name Function

1 CD_L CD In left channel

2 GND Ground

3 GND Ground

4 CD_R CD In right channel

IR: Infrared header

The motherboard supports an Infrared (IR) data port. Infrared ports allow the wire-

less exchange of information between your computer and similarly equipped devices

such as printers, laptops, Personal Digital Assistants (PDAs), and other computers.

1 Not Assigned Not assigned

2 Key No pin

3 +5V IR Power

4 GND Ground

5 IR_TX IrDA serial output

6 IR_RX IrDA serial input

Pin Signal Name Function