Biostar NF4UL-A9 NF4UL-A9 user's manual - Page 12
System Fan Power Header: JSFAN1, North Bridge Fan Power Header: JNBFAN1 - cpu support
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NF4UL-A9 2.2 FAN HEADERS CPU FAN Power Header: JCFAN1 Pin Assignment 1 Ground 3 1 2 +12V 3 FAN RPM rate sense System Fan Power Header: JSFAN1 Pin Assignment 1 Ground 3 1 2 +12V 3 FAN RPM rate sense North Bridge Fan Power Header: JNBFAN1 3 1 Pin Assignment 1 Ground 2 +12V 3 FAN RPM rate sense Note: The JCFAN1, JSFAN1and JNBFAN1 support system cooling fan with Smart Fan Control utility. It supports 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. 10
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NF4UL-A9
10
2.2
F
AN
H
EADERS
CPU FAN Power Header: JCFAN1
Pin
Assignment
1
Ground
2
+12V
1
3
3
FAN RPM rate sense
System Fan Power Header: JSFAN1
Pin
Assignment
1
Ground
2
+12V
1
3
3
FAN RPM rate sense
North Bridge Fan Power Header: JNBFAN1
Pin
Assignment
1
Ground
2
+12V
1
3
3
FAN RPM rate sense
Note:
The JCFAN1, JSFAN1and JNBFAN1 support system cooling fan with
Smart Fan Control utility. It supports 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.