Asus M4A79XTD EVO/USB3 - Manual (Page 29)

ASUS M4A79XTD EVO 2-9
Chapter 2
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.
• This connector is backward compatible with old 3-pin CPU fan.