![An old ASUS motherboard here. The PC only turns on when the small 4-pin ATX12V ISN'T connected. The PC doesn't output anything from the GPU. Can't hear POST beep codes because this An old ASUS motherboard here. The PC only turns on when the small 4-pin ATX12V ISN'T connected. The PC doesn't output anything from the GPU. Can't hear POST beep codes because this](https://preview.redd.it/vg9tupd2d0991.jpg?width=3264&format=pjpg&auto=webp&s=a0237e8d50b04bb83848cdddbda35b84a32146b2)
An old ASUS motherboard here. The PC only turns on when the small 4-pin ATX12V ISN'T connected. The PC doesn't output anything from the GPU. Can't hear POST beep codes because this
![I have a phantom gaming 4 B550 motherboard and there's a 4 pin connector next to the CPU power connectors my PSU doesn't have that connector do I need to buy a I have a phantom gaming 4 B550 motherboard and there's a 4 pin connector next to the CPU power connectors my PSU doesn't have that connector do I need to buy a](https://preview.redd.it/33n3pg99rk861.jpg?width=640&crop=smart&auto=webp&s=645a99a485b0cca999d9d0fc833ec3f8b0162b07)
I have a phantom gaming 4 B550 motherboard and there's a 4 pin connector next to the CPU power connectors my PSU doesn't have that connector do I need to buy a
![motherboard - Do I need both the 8 pin and 4 pin cpu power plug for my MSI B450 Pro Carbon? - Super User motherboard - Do I need both the 8 pin and 4 pin cpu power plug for my MSI B450 Pro Carbon? - Super User](https://i.stack.imgur.com/5YxKX.png)
motherboard - Do I need both the 8 pin and 4 pin cpu power plug for my MSI B450 Pro Carbon? - Super User
![Duttek 4 pin to 8 pin ATX Cable,ATX 4 Pin Male to 8 Pin Female Cable Motherboard CPU Power Supply Converter Adapter Cable 20cm/7.87 Inch : Amazon.ca: Electronics Duttek 4 pin to 8 pin ATX Cable,ATX 4 Pin Male to 8 Pin Female Cable Motherboard CPU Power Supply Converter Adapter Cable 20cm/7.87 Inch : Amazon.ca: Electronics](https://m.media-amazon.com/images/I/61MXeotGJQL._AC_UF894,1000_QL80_.jpg)
Duttek 4 pin to 8 pin ATX Cable,ATX 4 Pin Male to 8 Pin Female Cable Motherboard CPU Power Supply Converter Adapter Cable 20cm/7.87 Inch : Amazon.ca: Electronics
![18Cm 4 Pin to 8 Pin Motherboard CPU Power Cable ATX 4 Pin Male to 8 Pin Female EPS Power Cable Cord Adapter CPU Power Supply : Amazon.ca: Electronics 18Cm 4 Pin to 8 Pin Motherboard CPU Power Cable ATX 4 Pin Male to 8 Pin Female EPS Power Cable Cord Adapter CPU Power Supply : Amazon.ca: Electronics](https://m.media-amazon.com/images/I/514gEKAHSNL.jpg)
18Cm 4 Pin to 8 Pin Motherboard CPU Power Cable ATX 4 Pin Male to 8 Pin Female EPS Power Cable Cord Adapter CPU Power Supply : Amazon.ca: Electronics
![What Is the Purpose of the Additional 4 Pin Connector on Your New Power Supply [Decoding The Mystery] - Circuits Gallery What Is the Purpose of the Additional 4 Pin Connector on Your New Power Supply [Decoding The Mystery] - Circuits Gallery](https://www.circuitsgallery.com/wp-content/uploads/2023/07/What-Is-the-Purpose-of-the-Additional-4-Pin-Connector.webp)
What Is the Purpose of the Additional 4 Pin Connector on Your New Power Supply [Decoding The Mystery] - Circuits Gallery
![power supply - Is the 4-pin PSU connector required? (Trying to connect a PSU to a mini case.) - Super User power supply - Is the 4-pin PSU connector required? (Trying to connect a PSU to a mini case.) - Super User](https://i.stack.imgur.com/F32lx.jpg)
power supply - Is the 4-pin PSU connector required? (Trying to connect a PSU to a mini case.) - Super User
![LipiWorld TV-out Cable (Pack Of 2) 4 Pin Male to 8 Pin Female EPS Power Cable CPU Power Connector - LipiWorld : Flipkart.com LipiWorld TV-out Cable (Pack Of 2) 4 Pin Male to 8 Pin Female EPS Power Cable CPU Power Connector - LipiWorld : Flipkart.com](https://rukminim2.flixcart.com/image/850/1000/l572ufk0/tv-out-cable/4-pin-male-to-8-pin-female-eps-power-cable/o/b/w/pack-of-2-4-pin-male-to-8-pin-female-eps-power-cable-cpu-power-original-imagfx5kdvzaapam.jpeg?q=20)