From a control perspective, it won't make any difference; nothing is controlled from that fan header. If you did make any changes to your CPU Fan in the BIOS, save your changes and exit.

Just did build last night, but so far so good. So currently you plug pump cable in pump_fan and radiator fan in top_fan, right ? Hola.
1 software in the list of the best PC fan control software. Question: > What's the difference between "CPU FAN" socket, "CPU OPT" socket, and a "SYS FAN" socket on motherboard? The AIO-pump is designed for a water-cooling system , most likely together with the EXT-FAN (sensors). I have a new Corsair H100i v2 cooler and the instructions mentioned that I should plug the pump tothe CPU_FAN connector. I just adjusted the top and back chassis fans in bios MSI B350 Gaming Plus - CPU/Pump Fan Connectors « on: 12-June-17, 21:25:07 » With my Corsair H60 Cooler, should the pump be connected to the Pump_Fan and the fan for the radiator connected to the CPU_Fan. Speed fan is No. re. I originally had two other fans in both the "CPU_FAN" and "CPU_OPT" connections. I'm using a hero 9 Asus board and mines running through CPU header. Yes, exactly like that. It is the most famous PC monitoring tool as well.You can check PC fan speed and if necessary test CPU fan speed.You can change computer fan speed, read system voltage, HDD or motherboard temp. Doing the ePSA testing, Top Fan & CPU Fan fail. A typical PC would have a single CPU and a heatsink mounted on top of it with a fan. I connected the pump to the "CPU_OPT" connection. Effectively, it does not matter whether you use CPU Fan, AIO (W_PUMP), or any other CHA_FAN header for the H100i v2.

You can also use fans running at 12V running at a continuous (high) speed.
The only requirement is that header needs to be set to "Full Speed" in Q-fan, which is E-Z BIOS speak for Disabled in the advanced BIOS. The CORSAIR Hydro Series H100i PRO is an all-in-one RGB liquid CPU cooler with a 240mm radiator built for low-noise cooling and bold styling with an RGB LED pump head. The CPU fan header gives you control of the pump and fan speed through cam.

cpu_opt、aio_pump属于水冷泵专用接口，如果您是有分体式水冷的情况下，一般接水冷泵上的。 还有一些偏门的，chip_fan属于北桥风扇、pwr_fan属于电源风扇，一般都用不到。 以上就是对主板中cpu_fan、sys_fan、cpu_opt、aio_pump接口的相关介绍，希望对大家有帮助。

Estoy montando una RL (H100i v2) y voy a conectar el cable de alimentacion de la bomba a pump_fan y los cables de los ventiladores del radiador al splitter (el otro cable que sale de la bomba) con lo cual voy a dejar el cpu_fan sin nada conectado. Installing the NZXT Kraken X62 All in one Water cooler in S340 Elite case.