SOYO SY-7IS2 user manual Chassis Cooling Fan, System Fan

Hardware Installation SY-7IS2

(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:

Chassis Cooling Fan

CHAFAN Pin Assignment

GND 1

12V 2

SENSOR 3

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.

(3) System Fan

System Fan

SYSFAN Pin Assignment

1 2 3

GND 12V SENSOR

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