Asus AT3GC-I User Manual download pdf (Page 19)

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 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.

AT3GC-I

AT3GC-I USB2.0 connectors

PIN 1

USB+5V

USB_P8-

USB_P8+

GND

USB+5V

USB_P7-

USB_P7+

GND

USB78

PIN 1

USB+5V

USB_P6-

USB_P6+

GND

USB+5V

USB_P5-

USB_P5+

GND

USB56

5. Chassis fan connectors (3-pin CHA_FAN)

This fan connector supports cooling fans of 350mA~740mA (8.88W max.) at +12V.

Connect the fan cable to the fan connector on the motherboard, ensuring that the black

wire of the cable matches the ground pin of the connector.

DO NOT forget to connect the fan cable to the fan connector. Insufcient air ow inside

the system may damage the motherboard components. It is not a jumper! DO NOT place

jumper cap on the fan connector.

AT3GC-I

AT3GC-I fan connectors

CHA_FAN

GND

+12V

Rotation

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Asus AT3GC-I User Manual Page 19

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