Asus M2N-X PLUS User Manual page 38

4. CPU and Chassis Fan connectors (4-pin CPU_FAN, 3-pin 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.
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.
Only CPU Fan connector supports Q-Fan function.
M2N-X PLUS Fan Connectors
5. Speaker out connector (4-pin SPEAKER)
This connector is for the case-mounted speaker and allows you to hear system
beeps and warnings.
M2N-X PLUS Speaker Out Connector
1-26
R
M2N-X PLUS
R
M2N-X PLUS
CPU_FAN
CPU FAN PWM
CPU FAN IN
CPU FAN PWR
GND
CHA_FAN
Rotation
+12V
GND
SPEAKER
1
Chapter 1: Product introduction