TForce 550
7
JSFAN1/JSFAN2: System Fan Header
JSFAN1
Pin Assignment
1 Ground
2 Smart Fan
Control
3
FAN RPM rate
sense
JSFAN2
Pin Assignment
1 Ground
2 +12V
1
3
1
3
JSFA N2
JSFA N1
3
NC
JNFAN1: North Bridge Fan Header
Pin
Assignment
1 Ground
2 +12V
3
1
JNFAN1
3FAN RPM
rate sense
Note:
The JSFAN1/JSFAN2 and JNFAN1 support 3-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.