AOpen MX4GVR - CPU and System Fan Connector (with H;W Monitoring)

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Plug in the CPU fan cable to the 3-pin CPUFAN1 connector. If you have chassis fan, you can also plug it on SYSFAN2 or
SYSFAN3 connector.
SYSFAN2 Connector
Note: Some CPU fans do not have
sensor pin, so that they cannot
support hardware monitoring function.
CPUFAN1 Connector
GND
+12V
SENSOR
GND
+12V
SENSOR
GND
+12V
SENSOR
SYSFAN3 Connector