18
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2.11 – USB Header (5-Pin x 2) (P93)
Note: The USB Header is colored blue to
distinguish from the IEEE1394a Pin Header
.
Signal
Description
Pin
#
Pin
#
Signal
Description
+5V PWR
1 2
+5V PWR
DATA1 -
3 4
DATA2 -
DATA1+
5 6
DATA2 +
GND
7 8
GND
KEY
9 10
GND
2. 12 – FAN Connectors (4-Pin x 1) (P12, P13, P92, P8, P9)
Pin_1
Pin_1:
GND
Pin_2:
+ 12V
Pin_3:
TACH
Pin_4:
PWM
Note: P8, P9 can only support 3-PIN Fan
PWM