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CPU_FAN1/2 and SYSFAN1/2/3/4: 4-pin Fan Connector with Speed
Control
+1 2V
PWM
GND
Tachometer
1
Use these headers to connect the cooling fans to
the motherboard to keep the system stable and
reliable.
This connector supports the tachometer monitoring
and auto fan speed control.
Pin 1 Pin 2 Pin 3 Pin 4
GND +12V Tachometer PWM
SYSFAN5/6: 3-pin Fan Connector
+12V
GND
Tachomete
r
1
Use these headers to connect the cooling fans to
the motherboard to keep the system stable and
reliable.
This connector supports the tachometer monitoring.
Pin 1 Pin 2 Pin 3
Tachometer +12V GND
SYSFAN7: 4-pin CPU Fan Connector
Use these headers to connect cooling fans to the
motherboard to keep the system stable and
reliable.
Pin 1 Pin 2 Pin 3 Pin 4
GND +12V NC NC