Case fan installation

sounds like a sensor from the power supply to motherboard to regulate the ps fan. You don't necessarily need to plug fans into the motherboard. I have a few in my computer plugged directly to the power supply itself. Most fans comes with an adapter just for that.
 

steelo0

Honorable
Sep 9, 2013
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im new to this how do i know which PSU wire will work for the fan? is it the small 4pin or the big white one i have no idea what im doing lol