![Stupid prebuilt had the Aio 3 pin plugged into "cpu fan" and the radiator fan plugged into "sys fan1" because the cord looks like it was too short to reach the "cpu Stupid prebuilt had the Aio 3 pin plugged into "cpu fan" and the radiator fan plugged into "sys fan1" because the cord looks like it was too short to reach the "cpu](https://preview.redd.it/yk228f44mij61.jpg?width=640&crop=smart&auto=webp&s=e2338bd1fdf268f1999b0c2d91be10000aabaa28)
Stupid prebuilt had the Aio 3 pin plugged into "cpu fan" and the radiator fan plugged into "sys fan1" because the cord looks like it was too short to reach the "cpu
![Amazon.com: Chassis Fan Hub CPU Cooling | 10 Port 12 V SATA to Fan-Header with 4 Pin PWM Controller | Dedicated Supply from PSU to Link Multiple Points : Electronics Amazon.com: Chassis Fan Hub CPU Cooling | 10 Port 12 V SATA to Fan-Header with 4 Pin PWM Controller | Dedicated Supply from PSU to Link Multiple Points : Electronics](https://m.media-amazon.com/images/S/aplus-media/sc/d92cf419-4f7d-46b6-9861-4d93ab67fb6d.__CR0,0,970,600_PT0_SX970_V1___.jpg)
Amazon.com: Chassis Fan Hub CPU Cooling | 10 Port 12 V SATA to Fan-Header with 4 Pin PWM Controller | Dedicated Supply from PSU to Link Multiple Points : Electronics
![Improving System Cooling Part 1 How and why to add case fans to your system | Improving System Cooling Part 1 How and why to add case fans to your system | InformIT Improving System Cooling Part 1 How and why to add case fans to your system | Improving System Cooling Part 1 How and why to add case fans to your system | InformIT](https://www.informit.com/content/images/art_upgrade08_03_02/elementLinks/Cooling1_Fig05.jpg)
Improving System Cooling Part 1 How and why to add case fans to your system | Improving System Cooling Part 1 How and why to add case fans to your system | InformIT
![What's the difference between 'CPU FAN' socket, 'CPU OPT' socket, and a 'SYS FAN' socket on motherboard? - Quora What's the difference between 'CPU FAN' socket, 'CPU OPT' socket, and a 'SYS FAN' socket on motherboard? - Quora](https://qph.cf2.quoracdn.net/main-qimg-4ecadff15cb9df937d1a86c1ad9f9bf1.webp)
What's the difference between 'CPU FAN' socket, 'CPU OPT' socket, and a 'SYS FAN' socket on motherboard? - Quora
![DEEPCOOL FH-10 Integrated Fan Hub, Powering up to 10 Fans (3-pin Non-PWM or 4-pin PWM), Occupying only One 4-pin Motherboard Header (System Fan or CPU Fan) - Newegg.com DEEPCOOL FH-10 Integrated Fan Hub, Powering up to 10 Fans (3-pin Non-PWM or 4-pin PWM), Occupying only One 4-pin Motherboard Header (System Fan or CPU Fan) - Newegg.com](https://c1.neweggimages.com/productimage/nb640/A50M_132142133906350638E9LnWnfyiX.jpg)