Hardware Installation
SY-P4-645DX DRAGON Ultra
27
(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:
Note:
CPUFAN must be installed on this motherboard, while
CHAFAN is optional.
CHAFAN3
CHAFAN1/CHAFAN2
Chassis Cooling Fan
(CHAFAN1,CHAFAN2,CHAFAN3)
CHAFAN Pin Assignment
SENSOR
12V
GND
3
1
2
SENSOR
12V
GND
1
3
2