You are probably wondering:

Why is my CPU cooler not lighting up?

Your CPU is not lighting up for several reasons.

The most common reason is that most people make not connecting the cables the proper way.

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You should check the SATA power plug to your PSU and a USB cable that connects to your motherboard.

You have nothing to worry about as this kind of problem has the potential of getting fixed very quickly.

Why Is My CPU Cooler RGB Not Working?

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CPU cooler RGB usually doesnt work for users who have installed the RGB manually and on their own.

In this case, the installation was probably not done right.

Moreover, if you use an incompatible component with your CPU cooler, you may face this issue.

Sometimes the issue could be with the RGB themselves.

Once, I was doing a build for a client.

I found out that all RGB devices were not working except for one.

So, keep in mind that the cooler might not be the issue; it might be the RGB.

Now that you know what exactly is causing this issue lets dive into the fix.

This is because the fix entirely depends on the cause.

So, I recommend you go over the previous section one more time before moving forward.

A few fans also come with an RGB controller or hub.

If your fans come with something like this, use them.

Otherwise, use the RGB ports on your motherboard to connect to the cable.

This is a widespread mistake made by people who are doing this for the first time.

First, you gotta see what voltage your CPU cooler works at.

My cooler is 12V for standard RGB.

However, the three-pin ARGB header typically runs at 5V, and the two are not interchangeable.

you better ensure the header lines up with the pin labeled with your CPU coolers voltage.

If the arrow on the connector lines up with the pin, youre fine.

My problem was fixed when I lined it up with the pin labeled 12V.

Another common reason why your RGBs are not working is using incompatible SATA connectors.

If you notice that your controller isnt functioning properly, you’re able to try updating the firmware.

Check out the list of the most reviewed top9 best CPU coolersyou can buy in 2023.

And yes, they come with RGBs.

One of the easiest methods is tomonitor the CPU temperatureof the cooler under heavy load.

If the temperature is 60 degrees or under, then you are fine.

Furthermore, you are likely to experience extremely low clocks as the cooler would throttle the CPU down.

There should be some noise, even if its not very loud.

If you dont hear anything, then neither the fan nor the pump is working anymore.

Also, check out our separate post onwhy is my CPU Cooler so loud.

FAQ

Question:What happens if the CPU cooler fails?

Some newer systems actually show an error alert on the screen that tells you if the CPU cooler fails.

Question:What is a healthy CPU temp?

Answer:The normal CPU temperature will depend entirely on the CPU that is used.

However, generally speaking, anything between 40 degrees and 60 degrees is always considered normal.

Question:How do I know if my motherboard supports RGB?

You could also look in the manual provided with the motherboard.

Question:Is RGB lighting worth it?

Answer:There are no performance enhancements coming from the RGB f thats what you are wondering.

Final Thoughts

CPU RGBs can be easily fixed if you know why the problem is happening.

I hope you have finally gotten that beautiful setup you always wanted.

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