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Hardware Installation
2.7.9 CPU Fan Connector
Pin
1
2
3
Function
Ground
Power
Sense
The CPU must be kept cool by using a fan with heatsink. Connect
the CPU fan to the 3-pin fan connector at location J21 on the
mainboard. The system is capable of monitoring the speed of the
CPU fan.
CPU fan
(J21)
3
2
1