cpu and chassis fan connectors(4-pin cpu_fan,3-pin cha_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.
cpu and chassis fan connectors(4-pin cpu_fan,3-pin cha_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.