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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 Header
JSFAN1/JNFAN1: System Fan Headers
Note:
The JSFAN1/JNFAN1 support 3-pin head connectors, and the JCFAN1 supports 4-pin
head connector. 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.
8
Pin
Assignment
4
1
1
Ground
2
+12V
3
FAN RPM rate
sense
4
Smart Fan
Control
Pin
Assignment
JNFAN1
1
Ground
2
+12V (Smart Fan
Control)
3
FAN RPM rate
sense
3
1
JSFAN1
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Troubleshooting
