Motherboard Manual
8
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.
JC FAN1: C PU Fan Heade r
Pin
Assignment
1 Ground
2 Smart
Fan
Control
3
FAN RPM rate
sense
1
4
J CFAN1
4 Smart
Fan
Control (By Fan)
JSFAN1: System Fan He ader
JNFAN1: North Bridge Fan Heade r
Pin
Assignment
1 Ground
2 +12V
1
1
3
3
J NFAN1
JSFAN1
3
FAN RPM rate
sense
Note:
The JSFAN1 and JNFAN1 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.