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3.3.2
Pin Definitions
J1/J2/J3/J4/J5/J6: 2x2-pin Power Connector
Definition
GND
TACH
J8: 2×10-Pin System Fan Connector for Motherboard
Definition
Tachometer Input1
Tachometer Input2
Tachometer Input3
Tachometer Input4
Tachometer Input5
GND
PWM Output2
Tachometer Input11
Tachometer Input12
3.3V Standby
J7/J9/J10/J11: 1×4-Pin ATX Power Connector for Fan
Definition
+12V
GND
Pin
Pin
1
2
3
4
Pin
Pin
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
Pin
Pin
1
2
3
4
66
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Definition
+12V
PWM
Definition
Tachometer Input6
Tachometer Input7
Tachometer Input8
Tachometer Input9
Tachometer Input10
KEY
PWM Output1
SMB Data
SMB Clock
PWM Output3
Definition
GND
NC
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