Skip to content
Home » My Amp Is ON But No Sound From the Speakers/Subwoofer Is Not Working

My Amp Is ON But No Sound From the Speakers/Subwoofer Is Not Working

Amplifier is not working

How to Fix the Loudspeaker Problem?

Learn How To Fix The Loudspeaker Problem Without Spending Hundreds Of Dollars!

It’s a common problem. Your speakers or subwoofer are not working. You have a new amplifier and the speakers are plugged in and turned on, but there is no sound coming out of them. Or maybe you have an old amplifier and the speakers are not plugged into it at all.

 Let’s see why My Amp Is ON But No Sound From the Speakers/Subwoofer Is Not Working

1. Cool Down Your Amplifier

2. Increase the Volume Level on the amplifier

3. Adjust the Settings on your amplifier

4. Check the Power Supply

5. Check the Connection Cables

6. Defective Remote Wire

7. Mismatched Impedance

8. Check the Power System of Your Amplifier

9. Check Your Speaker or Subwoofer

10. Test Your Subwoofer

11. Reset Your Speaker or Subwoofer

Cool Down Your Amplifier

An amplifier is overheated when it does not have enough cooling airflow.

If it’s continuous usage of long hours, the amp will become damaged. Because it produces sound distortion when it’s heated.

In extreme cases, it stops working. That’s why your amplifier has a protection circuit to keep it from overloading and causing damage.

If your amp is overheated due to overpowering, keep it on for several hours.

With so much demand on my time, I don’t have time to mess around with faulty components and bad installation.

When the amp overheats, it enters “protection mode” and stops sending audio signals.

With an overcurrent protection, the amp will blow if it is getting too hot, and the amp enters protection mode, which means the amp shuts off and resets.

You can fix this issue by turning off your amplifier, unplugging it from the power supply and following all manufacturer’s instructions.

You should disconnect all the cables, connections, and devices from your amp before doing anything.

Take your amp outside for a bit and let it cool off, then put it in a cool and shaded location.

After you’ve turned your amp ON and checked whether the sound is coming from the speakers, turn it OFF.

2. Increase the Volume Level on your amplifier

Both the amplifier and the subwoofer or speaker have volume controls.

Make sure you’ve adjusted the volume on both devices to their full level.

To improve the bass response on your stereo, you’ll need to check the bass knob on your subwoofer and turn it up.

The mute setting needs to be turned off on all the speakers before trying to test the bass level. Your music system should always be properly set up. To get started, turn it on. Then: * Make sure the volume is set to a comfortable level. Unfortunately, many people forget to turn the volume up.

3. Adjust the Settings on your amplifier

Turn on your subwoofer and then select the ‘Speakers’ option. When a speaker says, ‘The speaker pattern should end at ‘.If you are listening to music using the FM band, you will need to make sure that your radio. Increase your transmission power and the volume to its maximum level.

The sub is powered on and is emitting sound; however, no sound comes from it. Turn off the standby mode on your sub or speaker.

4. Check the Power Supply of your amplifier

The power cord of your amp is prone to defects. Because the speaker system is connected directly to your car’s electrical system, it doesn’t supply enough power to your amp. Don’t count on a house for sale sign to show up when the real estate agent thinks that you might buy it.

If you see any damage to your speakers, stop using that amp and use a different power cable for it. Audio power is the current that runs to the audio drivers. If they are weak, they cannot withstand high currents. When the wires overheat and melt away, always use compatible and strong power wires to avoid this issue.

If you have a wall-mounted amplifier, check the wall outlet where it’s plugged. The volume control should be at a minimum for optimum sound quality, usually, it should be at 0 for maximum volume and the best setting is to dial in

5. Check the Connection Cables

You need to make sure the power amplifier is wired to the driver correctly. Connect the positive terminal of the amp to the positive terminal of the speaker and the negative with the negative.

If you haven’t got a polarity-matching transformer between your audio jack and your computer, the music won’t play. Also, you should not have to worry about losing them. They should not be loose. Another trick is to turn off your speakers and amp. Then, thoroughly clean each cable connector and connection port on your amplifier and speakers.

There are a number of ways to remove dust from your furniture, such as brushing and vacuuming, but a soft toothbrush will do the best job. The best way to blow the dust off your jewelry is by using an air can.

For stubborn dust from tiny ports, you can use a microfiber cloth or a sticky tack to remove the dust. First, unplug everything and plug all the cables back in. Check the audio from your speakers.

6. Defective Remote Wire

If your amp has a remote, then it must have one.

You might have turned your TV ON by mistake. Turn it OFF.

It’s possible to turn your amp on automatically and to set its volume by using the settings inside the amp. Change the batteries in your remote and see if it works. It’s important to connect a remote wire to your amp. So, check the remote wire for any bends, cuts, and rust.

7. Mismatched Impedance

It’s important that your amplifier and speakers are matched in impedance. Otherwise, your system will sound off. There’s no connection between the sound and the amplifier. The audio is being produced in a different location.

A speaker is rated by the impedance it presents, so each speaker works with an amp that has a corresponding impedance rating. If the impedance of a speaker is very high or very low as compared to the amp, they may not work together.

For example, if your amplifier has 4 Ohm impedance, your speaker should also have the same impedance. If you don’t have the correct tools for your job, you will get frustrated and have a poor work day. Check the impedance of your speaker and amp to see if they match.

It may be written on the screens of your device or on the printed user manual guide.

8. Check the Power System of Your Amplifier

There are many reasons why you may have a sound issue. A faulty power system is one of the reasons that could be causing your sound issue. When an amplifier does not produce sound, it usually means that the power cord or the wire connecting the amplifier to the speakers has a problem.

An amplifier must have plenty of power to enhance audio and should be able to direct it towards speakers. To check the power system of your amp, you need to turn it off for a few minutes then plug it back in. You’ll use a multi-meter to measure the voltage. If you see a fuse in the amp, blow it out with a blow dryer.

It’s caused by a power surge or short circuit. You can check the output level of your amp or speaker by observing the amplifier circuit board. If a circuit breaker trips, then the speaker or amplifier won’t function. To avoid problems, it is best to get help from a professional if you are not sure how to install a fuse.

9. Check Your Speaker or Subwoofer

Your amp isn’t functioning properly if there is an issue with the speaker or the subwoofer.

First, check the stereo and volume settings of the speaker or subwoofer connected to the amplifier. Turn your speaker or sub up and unmute it so you can hear the entire sentence.

Use the volume button on your device to turn up the volume, and use the physical buttons to change it aIn addition, check the connection cables on your speakers or subwoofers.

Make sure they are turned on and that they have enough power. Unplug all the cables from your guitar or amplifier. Clean all the connection ports and plug the cables back into them again. A great way to trick your friends into buying more speakers is to connect them to something else.

10. Test Your Subwoofer

Check the power cord, whether it is plugged in correctly, or the amplifier, whether it is properly installed and not blocked. It might have some defects. For example, the fuse is blown out, the circuit board is defective, or the sub was not properly stored.

To test the performance of your subwoofer, locate the audio input connector on your sub and plug one end of the audio input cable into it. When your subwoofer is connected, press and hold the center of the other end of the audio cable. The subwoofer will start making a thumping sound.

If your sub is getting enough power, connected properly, and the thumping test fails, then it’s probably damaged. There are many reasons that your TV may be broken, and it’s important that you contact a qualified technician or manufacturer to diagnose the problem.

11. Reset Your Speaker or Subwoofer

A simple way to reset your sub or speaker is to turn it off and back on again.

Plug the power cord into the wall outlet and wait for 60 seconds. It will recycle the sub or speaker. But, you should also try to reset your subwoofer or speaker to its default factory settings. Most of the speakers or subs can be reset simply by holding the power button for a few seconds. However, you can find the reset method for your speakers and subs in the user’s guide or online.


In conclusion, there are many reasons why your speakers and subwoofers will not work. You can try to troubleshoot it by yourself or you can contact the professional audio technician at your local store for help. You can also try to find a solution online.


1. How do I turn on my amplifier?

You can turn on your amp by pressing the power button on the front of your amp.

2. How do I turn on my subwoofer?

You can turn on your subwoofer by pressing the power button on the front of your subwoofer.

3. How do I turn on my speakers?

You can turn on your speakers by pressing the power button on the back of your speakers.

4. What should I do if I have a problem with my amplifier?

If you have a problem with your amp, call your dealer or go to an authorized service center.

5. What should I do if I have a problem with my subwoofer?

If you have a problem with your subwoofer, call your dealer or go to an authorized service center.

6. What should I do if I have a problem with my speakers?

If you have a problem with your speakers, call your dealer or go to an authorized service center.

If you want to read further posts relevant to technology you can visit


Leave a Reply

Your email address will not be published. Required fields are marked *