3-8 Chapter 3: Motherboard info
6. CPU, chassis and power fan connectors
(4-pinCPU_FAN,3-pinCHA_FAN)
Connect the fan cables to the fan connectors on the motherboard, ensuring
that the black wire of each cable matches the ground pin of the connector.
DO NOT forget to connect the fan cables to the fan connectors. Insufcient air
ow inside the system may damage the motherboard components. These are
not jumpers! DO NOT place jumper caps on the fan connectors!
Only the 4-pin CPU fan supports the ASUS Q-Fan feature.
7. DigitalAudioconnector(4-1pinSPDIF_OUT)
This connector is for the S/PDIF audio module to allow digital sound output.
Connect one end of the S/PDIF audio cable to this connector and the other
end to the S/PDIF module.
The S/PDIF out module is purchased separately.