Asus M2V-MX SE - Manual (Page 37)

ASUS M2V-MX SE 1-27
Do not forget to connect the fan cables to the fan connectors. Insufficient air
flow inside the system may damage the motherboard components. These are
not jumpers! DO NOT place jumper caps on the fan connectors.
4. CPU, and Chassis Fan connectors.
(4-pin CPU_FAN, CHA_FAN)
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.
5. Optical drive audio in connectors (4-pin CD)
These connectors allow you to receive stereo audio input from sound sources
such as a CD-ROM, TV tuner, or MPEG card.
M2V-MX.SE
R
M2V-MX.SE.Fan.Connectors
CPU_FAN
GND
CPU FAN PWR
CPU FAN IN
CPU FAN PWM
CHA_FAN
GND
Rotation
+12V
M2V-MX.SE
R
M2V-MX.SE.Internal.Audio Connector
CD
(black)
Right Audio Channel
Left Audio Channel
Ground
Ground