SOYO SY-K7V DRAGON Plus! User Manual page 34

Hardware Installation
(2) Chassis Cooling Fan (CHAFAN1,CHAFAN2,CHAFAN3)
Some chassis also feature a cooling fan. This Motherboard features a
CHAFAN connector to provide 12V power to the chassis fan. Connect the
cable from the chassis fan to the CHAFAN 3-pin connector. Install
according to the following pin assignment:
(CHAFAN1,CHAFAN2,CHAFAN3)
SENSOR
Note: CPUFAN must be installed for this Motherboard, CHAFAN is
optional.
Chassis Cooling Fan
CHAFAN Pin Assignment
CHAFAN1
3
CHAFAN2
3
2
1
CHAFAN3
GND
12V
SENSOR
SY-K7V DRAGON Plus!
2 1
12V GND
SENSOR
12V
GND
1
2
3
30