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Acer Monitor Making Buzzing Sound

Last Updated on December 1, 2022 by Tech Questions

Acer monitors are some of the most popular on the market, but lately, there have been reports of a buzzing sound coming from them. This can be extremely annoying, especially if you’re trying to work or concentrate on something. The good news is that there are a few things you can try to fix this problem.

If you’ve been hearing a buzzing sound coming from your Acer monitor, don’t worry – you’re not alone. Many users have reported this issue, and it seems to be affecting a variety of different models. There are a few possible causes for the buzzing sound.

It could be due to electrical interference, or it could be something as simple as the monitor’s built-in speakers vibrating. In either case, there are some things you can try to fix the problem. First, try unplugging any other devices that might be causing electrical interference.

This includes things like printers, scanners, and even other monitors. If that doesn’t work, try turning off the built-in speakers on your monitor. You can usually do this in the settings menu.

If neither of those solutions works, you may need to contact Acer support for further assistance. In the meantime, try using headphones or external speakers to avoid the annoying buzz!

How to fix the buzzing noise on a Acer P221w Monitor

Why is My Monitor Making a Buzzing Noise?

If you’re hearing a buzzing noise coming from your monitor, it could be caused by a few different things. Here are some of the most common causes:

1. The monitor is too close to another electronic device.

If your monitor is near another electronic device, like a computer or TV, the electromagnetic fields can cause interference that results in a buzzing sound. To fix this, try moving your monitor away from other electronics.

2. The refresh rate is set too high.

The refresh rate is the number of times per second that your monitor refreshes the image on the screen. If it’s set too high, you might hear a buzzing noise as the electrons are excited to create the new image. To fix this, go into your display settings and lower the refresh rate to something more standard, like 60 Hz or 75 Hz.

3. There’s loose hardware inside the monitor casing.

If there’s any loose hardware inside your monitor casing, it can vibrate and cause a buzzing noise. To fix this, open up your monitor and make sure all of the screws are tightened down securely.

4. The power supply is faulty.

If your power supply is faulty, it can cause all kinds of problems, including a buzzing sound coming from your monitor . To fix this, replace your power supply with a new one.

How Do I Get Rid of the Buzz on My Monitor?

If you hear a buzzing sound coming from your computer monitor, it could be due to electrical interference, a loose connection, or simply a result of the design of the monitor. In any case, there are a few things you can try to reduce or eliminate the buzz. First, check all the connections to make sure they are secure.

If the problem persists, try moving the monitor to a different location in the room. Sometimes electrical interference from other devices can cause buzzing. If you have ruled out electrical interference and loose connections as possible causes, it is likely that the design of the monitor is causing the buzz.

This is not necessarily a bad thing; many monitors with good image quality produce some level of low frequency sound. There are a few things you can do to lessen the impact of this sound: adjust the position of the monitor so that it is not directly facing you; use headphones when listening to audio; and/or increase background noise by turning on a fan or playing music softly in the background.

How Do I Fix the Sound on My Acer Monitor?

If your Acer monitor doesn’t have sound coming from it, there are a few things you can try to fix the issue. First, make sure that the volume on your computer is turned up and that the speakers are plugged in properly. If those things check out, then you can try adjusting the settings in the sound control panel.

Go to Start > Control Panel > Sound. In the playback tab, make sure your speakers are set as the default device. Then go to the advanced tab and make sure that under Default Format, the 16-bit 44100 Hz CD Quality setting is selected.

Hit apply and then ok and see if that fixes the problem. If not, you can try uninstalling and reinstalling your audio drivers. To do this, go to Start > Device Manager > Sound Video & Game Controllers.

Right click on your audio driver and select uninstall. Restart your computer and Windows will automatically reinstall the driver for you.

Why is My Screen Fizzing?

If you’ve ever seen your screen start to fizzle and crackle like static on a television, you may have wondered what causes this strange phenomenon. In most cases, screen fizzing is caused by electrical interference. This can come from a number of sources, including power lines, cell phones, radios, and even microwaves.

One common cause of screen fizzing is using an electronic device while it’s plugged into a power outlet. The electrical current running through the device can cause interference that manifests as static on the screen. If you often experience this problem, try unplugging your device when you’re not using it.

Another possible source of interference is electromagnetic radiation. This includes things like cell phone signals, radio waves, and microwaves. These types of waves can disrupt the normal function of electronic devices, causing screens to fizzle and crackle.

If you suspect that electromagnetic radiation is causing your screen issues, try moving away from the source of the signal or shielding your device with metal foil. In some cases, screen fizzing can also be caused by hardware problems. A loose connection between the display and circuit board can create electrical interference that shows up as static on the screen.

If you’re experiencing this issue frequently, it’s best to take your device to a qualified technician for repairs. Whether it’s caused by electrical interference or hardware problems, screen fizzing can be frustrating.

Monitor Making High Pitched Noise

If you’ve ever noticed your monitor making a high pitched noise, you’re not alone. This is a common problem that can be caused by a few different things. Let’s take a look at what might be causing the problem and how to fix it.

One of the most common causes of a high pitched noise from your monitor is simply dust buildup on the screen. Over time, dust can accumulate on the surface of your monitor, causing the screen to vibrate and produce that annoying sound. The good news is that this problem is easy to fix – just give your monitor a good cleaning with some compressed air or a soft cloth and the noise should go away immediately.

Another potential cause of the high pitched noise is actually something called “coil whine.” This happens when electrical current passing through coils in your monitor’s power supply creates a vibration that produces an audible sound. Unfortunately, there’s not much you can do to fix this problem other than replace your entire power supply (which may not be worth it if your monitor is otherwise working fine).

If you suspect coil whine might be the culprit, try plugging your monitor into another outlet or using a different surge protector – sometimes this can help reduce or eliminate the noise. Finally, if neither of those solutions work, it’s possible that there could be something wrong with the actual hardware inside your monitor.

Monitor Makes High Pitched Noise When off

If you’re hearing a high-pitched noise coming from your monitor even when it’s turned off, there are a few possible explanations. First, it could be that the power supply is failing and needs to be replaced. Another possibility is that one of the capacitors inside the monitor is going bad.

This can often be fixed by simply unplugging the monitor and then plugging it back in again. If neither of these solutions works, then you may need to replace the entire monitor.

Dell Monitor High Pitched Noise

If you’ve ever heard a high-pitched noise coming from your Dell monitor, you’re not alone. Many Dell users have reported this issue, and it can be quite annoying. There are a few possible causes for this noise, but the most likely culprit is a faulty capacitor.

Capacitors are responsible for storing electrical energy, and when they go bad, they can make all sorts of strange noises. If you suspect that your monitor’s capacitor is the problem, the best course of action is to contact Dell support and see if they can replace the part for you. In some cases, they may even be able to do it for free.

In the meantime, there are a few things you can try to lessen the noise coming from your monitor. One is to increase the distance between the monitor and any other electronic devices in your vicinity. Another is to reduce the screen brightness.

And finally, you can try using earplugs or headphones to drown out the sound. Do you have a Dell monitor that’s making strange noises? Let us know in the comments below!


If your Acer monitor is making a buzzing sound, there are a few possible causes. The most common cause is electrical interference, which can be caused by anything from power lines to other electronic devices. If the buzzing sound is coming from the back of the monitor, it could be due to a loose connection.

Another possibility is that the screen itself is vibrating, which can be caused by a problem with the LCD panel or backlight. If you’re not sure what’s causing the problem, try unplugging all other electronics from the room and see if the buzz disappears. If not, contact Acer customer service for further troubleshooting assistance.