ASUS M2N4-SLI 2-9
5. When the fan and heatsink assembly is in place, connect the CPU fan
cable to the connector on the motherboard labeled CPU_FAN.
Do not forget to connect the CPU fan connector! Hardware monitoring
errors can occur if you fail to plug this connector.
R
M2N4-SLI
M2N4-SLI CPU Fan Connectors
GND
CPU FAN PWR
CPU FAN IN
CPU FAN PWM
CPU_FAN