Hardware Installation

SY-7IWA-F

(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

1 2 3

GND 12V SENSOR

(3) Power Cooling Fan

Some power also feature a cooling fan. This Motherboard features a PWRFAN connector to provide 12V power to the chassis fan. Connect the cable from the chassis fan to the PWRFAN 3-pin connector. Install according to the following pin assignment:

Power Cooling Fan

PWRFAN Pin Assignment

SENSOR 3

12V 2

GND 1

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.

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SOYO SY-7IWA-F user manual Chassis Cooling Fan, Power Cooling Fan