8.CPU, System, and Auxiliary fan connectors
The fan connectors support cooling fans of 350mA~740mA (8.88W max.) or a total of 1A~2.22A (26.64W max.) at +12V. Connect the fan cables to the fan connectors on the motherboard, making sure that the black wire of each cable matches the ground pin of the connector.
GND
+12V
Rotation
GND
+12V
Rotation
GND +12V Rotation
Do not forget to connect the fan cables to the fan connectors. Lack of sufficient air flow within the system may damage the motherboard components. These are not jumpers! DO NOT place jumper caps on the fan connectors!
9.Serial port 2 connectorThis connector accommodates a second serial port using an optional serial port bracket. Connect the bracket cable to this connector then install the bracket into a slot opening at the back of the system chassis.
The serial port bracket (COM2) is purchased separately.
COM2
PIN 1
Chapter 2: Hardware information |