MSI Mega 400, User Manual

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2-16
Chapter 2
CD-in Connector: JCD1
The connector is for CD-ROM audio connector.
TV-Tuner Card Connector: JCD2
The mainboard provides the connector to connect the TV-Tuner card.
The TV-Tuner card is included in the package. You can insert the TV-Tuner card
into the PCI Slot 1.
CPU/System Fan Connectors: CPUFAN1/CN31/CN30
The CPU and System Fan connectors support system cooling fans with
+12V that is controlled by PWM. When connecting the wire to the three-pin
head connectors, always note that the red wire is the positive and should be
connected to the +12V (that is controlled by PWM), the black wire is Ground
and should be connected to GND.
JCD1
JCD2
GND
R
L
GND
R
L
CPUFAN1 CN30/CN31
SENSOR
+12V
GND
+12V
SENSOR
GND