Hardware Installation SY-7ISA+
37
(2) Chassis Cooling Fan
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:
(3) System Fan
Note: CPU cooling fan must be installed to prevent CPU from
overheating and ensure system stability. Chassis cooling fan is
optional, depending on whether there is cooling fan in your chassis.
System Fan
SYSFAN Pin Assignment
SENSOR
12VGND
13
2
SENSOR
12V
GND 1
3
2
Chassis Cooling Fan
CHAFAN Pin Assignment