![Would anyone be able to explain this fan header? It's classed as a system fan header with 4 pins. However the wall around the pins is preventing me to plug my fan Would anyone be able to explain this fan header? It's classed as a system fan header with 4 pins. However the wall around the pins is preventing me to plug my fan](https://preview.redd.it/hgxq6cnoy5c61.jpg?auto=webp&s=dad6909db0ae65a7df4696333a259801140390ee)
Would anyone be able to explain this fan header? It's classed as a system fan header with 4 pins. However the wall around the pins is preventing me to plug my fan
![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
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
What's the difference between 'CPU FAN' socket, 'CPU OPT' socket, and a 'SYS FAN' socket on motherboard? - Quora
![What's the difference between the CPU FAN” socket, CPU OPT socket, and the SYS FAN socket on motherboard? – All The Differences What's the difference between the CPU FAN” socket, CPU OPT socket, and the SYS FAN socket on motherboard? – All The Differences](https://allthedifferences.com/wp-content/uploads/2022/02/cpuf-1-728x546.jpg)
What's the difference between the CPU FAN” socket, CPU OPT socket, and the SYS FAN socket on motherboard? – All The Differences
![Question - Looking for a fan with a 2 pin connector... but which 2 pin connector do I use? | Tom's Hardware Forum Question - Looking for a fan with a 2 pin connector... but which 2 pin connector do I use? | Tom's Hardware Forum](https://forums.tomshardware.com/proxy.php?image=https%3A%2F%2Fstatic.tweaktown.com%2Fcontent%2F8%2F2%2F8245_999_fan-control-guide-intel-z270-motherboard-edition_full.jpg&hash=452a4570c9b388935f3ee44391bb144a)