Can't control fan speed on Noctua NA-FH1 fan hub... have tried everything :(
So I recently got into getting a fan hub, and eventually ended up getting the Noctua NA-FH1. I followed the instruction manual step by step
port 1 -> that's the port that reads fan RPM so it's plugged in with a 4 pin PWM cable
cable that came with fan hub is connected to system fan #1
fan hub is powered by SATA cable for extra power
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When I first set it up, system fan 1 was showing no RPM but the fans were spinning at max speed. I eventually solved the no RPM reading because nothing was plugged in port #1.
Now it shows my fan RPM (over 2000+/max speed) but I can't control the fan speed no matter what I do.
Im using the MSI B550 Tomyhawk Max Wifi if that helps; I've tried everything I could think of.
I plugged the fan hub to CPU Fan connection and it's the same issue (RPM showing but can't control speed).
I used the Noctua 4 pin PWM extention cable on one set of my fans (it's a daisy chain 3 fans) and that didnt change anything too.
My last fan hub before the Noctua NA-FH1 also had the same exact problem, where the RPM reading was being shown but I could not control the fan speed. I ended up replacing that last fan hub with the Noctua NA-FH1 because I thought it could have been due to the 3 pin cable that provided, but I still have the same problem :(.