Biostar A780L Setup Manual - Page 9
CPU_FAN1: CPU Fan Header, SYS_FAN1: System Fan Header - support
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A780L M2G+/A780L M2L+/A780L 2.2 FAN HEADERS These fan headers support cooling-fans built in the computer. The fan cable and connector may be different due to the fan manufacturer. Connect the fan cable to the connector while matching the black wire to pin#1. CPU_FAN1: CPU Fan Header 4 1 Pin Assignment 1 Ground 2 +12V 3 FAN RPM rate sense 4 Smart Fan Control (By Fan) SYS_FAN1: System Fan Header Pin Assignment 1 Ground 2 +12V 3 FAN RPM rate sense 3 1 Note: The CPU_FAN1 supports 4-pin head connector. The SYS_FAN1 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. 7
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A780L M2G+/A780L M2L+/A780L
7
2.2
FAN
H
EADERS
These fan headers support cooling-fans built in the computer. The fan
cable and connector may be different due to the fan manufacturer.
Connect the fan cable to the connector while matching the black wire to
pin#1.
CPU_FAN1: CPU Fan Header
Pin
Assignment
1
Ground
2
+12V
3
FAN RPM rate
sense
1
4
4
Smart Fan
Control (By Fan)
SYS_FAN1: System Fan Header
Pin
Assignment
1
Ground
2
+12V
1
3
3
FAN RPM rate
sense
Note:
The CPU_FAN1 supports
4
-pin head connector.
The SYS_FAN1 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.