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Motherboard Manual
10
2.2 FAN
H
EADERS
These fan headers support cooling-fans built in the computer. The fan
cable and connector may be different according to the fan manufacturer.
Connect the fan cable to the connector while matching the black wire to
pin#1.
JCFAN1: CPU Fan Header
Pin
Assignment
1 Ground
2 +12V
3
FAN RPM rate
sense
1
4
4 Smart
Fan
Control (By Fan)
JNFAN1: North Bridge Fan Header
JSFAN1: System Fan Header
Pin
Assignment
1 Ground
2 +12V
1
3
JSFAN1
JNFAN1
1
3
3 FAN
RPM
rate sense
Note:
The JCFAN1 supports
4
-pin head connector. The JSFAN1 and JNFAN1 support 3-pin
head connectors. When connecting with wires onto connectors, please note that the red
wire is the positive and should be connected to pin#2, and the black wire is Ground and
should be connected to GND.