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Motherboard Manual
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 Heade r
JSFAN1: System Fan He ader
JNFAN1: Northbridge Fan Heade r
Note:
The JNFAN1 and JSFAN1 s upport 3-pin head c onnector. When c onnecti ng with wires
onto connec tors, pleas e note that the red wire is the positive and s hould be c onnected to
pin#2, and the bl ac k wire is Ground and s hould be c onnected to GND.
8
1
4
Pin
Assignment
1
Ground
2
+12V
3
FAN RPM rate
sense
4
Smart Fan
Control
1
3
Pin
Assignment
1
Ground
2
+12V
JNFAN1
3
FAN RPM rate
sense
1
3
JSFAN1
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