Motherboard Manual
8
2.3 F
AN
H
EADERS
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.
CPU_FAN1: CPU Fan Header
Pin
Assignment
1 Ground
2 +12V
3
FAN RPM rate sense
4
Smart Fan Control
SYS_FAN1: System Fan Header
Pin Assignment
1 Ground
2 +12V
3
FAN RPM rate sense
Note:
CPU_FAN1, SYS_FAN1 support 4-pin and 3-pin head connectors. 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.
