This is important because your bios often tracks fan speeds to the cpu and may prevent the computer from booting if a cpu fan is not det.
Connect fan directly to psu.
On my motherboard theres 3 places where i can connect fans i have only one left on there thus i will now have to connect them to my psu.
Locate any empty 4 plug power connector coming from the power supply and plug the fan into the connector.
4 pin cpu fan mounted directly to power supply.
How to connect psu cables.
I was just wondering how to control a fan s speeds that is directly connect to the psu not in the psu i ask this because i have two fairly loud case fans that need power from the psu directly.
My psu is a thermaltake 750w litepower gen2 with a 6x 4pin additional peripheral cables.
The 120 fan that comes with the case connects to the psu molex and another plug for the mobo to control only the fan rpm.
Connect your power supply cables beginning with the 24 pin motherboard connector.
Line the screw holes in the fan up with the venting holes on the back of the case.
But i have no idea what connectors do i need in order to connect the fans to my psu.
Using a screwdriver insert at least 4 screws into the corresponding holes in each corner of the case fan.
Make sure you know what plug the fan uses and what size it is.
The case fan comes with a 3 pin to 4 pin peripheral connector adapter.
You connect case fans to the motherboard starting with the cpu fan label on your motherboard to your cpu fan.
Next connect the 8 pin cpu motherboard cable.
Connect the 3pin.
Next connect the 6 or 8 pin pci power cable to your video card.
Some motherboards will only require a 4 pin connector.
Here s how the psu cables should look.
Yes you can run a fan directly from a ps lead someone will show up with a tutorial and such if you wait a few hours.