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4-8 Chapter 4: Motherboard info
5. CPU, Power and Chassis fan connectors
(4-pin CPU_FAN, 3-pin CHA_FAN,3-pin PWR_FAN)
The fan connectors support cooling fans of a total of 1A~2.2A (26.4W
max.) at +12V. Connect the fan cables to the fan connectors on the
motherboard, making sure that the black wire of each cable matches
the ground pin of the connector.
R
Fan Connectors
CPU_FAN
GND
CPU FAN PWR
CPU FAN IN
CPU FAN PWM
CHA_FAN
GND
Rotation
+12V
GND
Rotation
+12V
PWR_FAN
M2A-VM
6. IEEE 1394a port connector (10-1 pin IE1394_2)
This connector is for a IEEE 1394a port. Connect the IEEE 1394a
module cable to this connector, then install the module to a slot
opening at the back of the system chassis.
Never connect a USB cable to the IEEE1394a connector. Doing so will
damage the motherboard!
R
IEEE 1394a Connector
IE1394_1
GND
+12V
TPB1-
GND
TPA1-
+12V
TPB1+
GND
TPA1+
1
M2A-VM
The IEEE 1394 module is purchased separately.
Do not forget to connect the fan cables to the fan connectors.
Insufcient air ow inside the system may damage the motherboard
components. These are not jumpers! DO NOT place jumper caps on the
fan connectors.
R
ATX Power Connector
ATX12V
GND
+12V DC
GND
+12V DC
EATXPWR
+3 Volts
+3 Volts
Ground
+5 Volts
+5 Volts
Ground
Ground
Power OK
+5V Standby
+12 Volts
-5 Volts
+5 Volts
+3 Volts
-12 Volts
Ground
Ground
Ground
PSON#
Ground
+5 Volts
+12 Volts
+3 Volts
+5 Volts
Ground
M2A-VM