Motherboard Manual
12
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/JSFAN2: System Fan Header
Pin
Assignment
1 Ground
2 +12V
1
3
JSFAN2
1
3
JNFAN1
JSFAN1
1
3
3 FAN
RPM
rate sense
Note:
The JCFAN1 supports
4
-pin head c onnector. The J SFAN1/JSFAN2 and JNFAN1
support 3-pi n head connectors. When connec ting with wires onto connec tors, pleas e
note that the red wire is the positive and should be connec ted to pin#2, and the blac k
wire is Ground and s hould be c onnected to GND.