Biostar A740G M2+ - FAN Headers

A740G M2+
7
2.2 FAN HEADERS
These fan headers support cooling-fans built in the computer. The fan
cable and connector may be different according to the fan manufacturer.
Connect the fan cable to the connector while matching the black wire to
pin#1.
JCFAN1: CPU Fan Header
Pin
Assignment
1 Ground
2 +12V
3
FAN RPM rate
sense
1
4
4 Smart Fan
Control (By Fan)
JSFAN1: System Fan Header
Pin
Assignment
1 Ground
2 +12V
13
3 FAN RPM rate
sense
Note:
The JCFAN1 supports 4-pin head c onnect or. The JSFAN1 supports 3-pin head
connector. When c onnecti ng with wires onto c onnectors, pl ease note that t he r ed wire is
the positi ve and s hould be c onnected to pin#2, and the blac k wire is Ground and s hould
be c onnected to GND.
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