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CPU fan and system fan connectors
CPUFAN1 and SYSFAN1 run on +5V and maintains system
cooling. When connecting the cable to the connector, always be
aware that the red wire (positive wire) should be connected to the
+5V pin. The black wire is the ground wire and should always be
connected to GND.
CPUFAN1
Pin
Signal
1
F_IO2
2
F_PWM2
3
GND
Thermal sensor pin header
The onboard battery provides power to the CMOS RAM. If
disconnected all configurations in the CMOS RAM will be reset to
factory defaults. When replacing the battery, use CR2032 coin
batteries.
SYSFAN1
Pin
Signal
1
F_IO1
2
F_PWM1
3
GND
28
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