Asus P4S8X-MX - Manual (Page 23)

A S U S P 4 S 8 X - M X A S U S P 4 S 8 X - M X A S U S P 4 S 8 X - M X A S U S P 4 S 8 X - M X A S U S P 4 S 8 X - M X 1 - 1 3 1 - 1 3 1 - 1 3 1 - 1 3 1 - 1 3
4. When the fan and heatsink assembly is in place, connect the CPU fan
cable to the connector on the motherboard labeled CPU_FAN1.
Do not forget to connect the CPU fan connector! Hardware monitoring
errors can occur if you fail to plug this connector.
3. Push down the locks on the retention mechanism to secure the
heatsink and fan to the module base.
When secure, the retention locks should point to opposite directions.
P4S8X-MX
P4S8X-MX CPU fan connector
CPU_FAN1
GND Rotation +12V