17
(9) SYSFAN1 (4-pin): SYSFAN1 Connector
SYSFAN1
F
a
n
S
p
e
d
G
N
D
Pin1
+
1
2
V
P
o
w
r
C
tr
l
(10) SYSFAN2 (4-pin): SYSFAN2 Connector
+12V Fan Power
GND
Fan Speed
SYSFAN2
Control