User`s manual

Knowing Your Motherboard 2-3
2.2.2. FAN Connectors
These 3-pin connectors each provide power to the cooling fans installed in your
system.
The CPU must be kept cool by using a powerful fan with heatsink. The system is
capable of monitoring the speed of the CPU fan.
• CPUFAN1: CPU Fan
• SYSFAN1: System Fan
• AUXFAN1: Auxiliary Fan
• NBFAN1: N.B. Chipset Fan
WARNING: These fan connectors are not jumpers. DO NOT place jumper caps on
these connectors.
User’s Manual