If the speaker cone is damaged, it won’t be able to reproduce those vibrations without sound distortion. [1] X Research source Most minor tears and holes in speaker cones can be repaired with a thin, white glue mixture. Extensive damage may require re-coning, which is a complete cone replacement better suited for a professional.
If the surround is damaged, you will need to replace it. Surrounds are available in many common sizes. Be sure to measure your speaker before purchasing any replacement parts.
Voice coils can overheat and melt. In this case, you will need to replace the voice coil entirely.
For car speakers, make sure your car stereo display is active. Flickering car displays can indicate a problem with the power, faulty wiring, or loose connectors within the unit. For handheld speakers, make sure the device is fully charged and the light indicator is on.
Play a familiar song that has a broad range of sound. This will help you determine which part of your speaker needs attention. Listen once at medium volume, then again at a higher volume. Avoid testing in areas with excessive noise. This may affect your sound test.
Listen to a song you know very well. This will help determine which parts sound off, revealing if your speaker lacks high, medium, and/or bass frequencies.
Speakers create sound through vibrations. No vibrations will mean no sound.
If there are any holes or tears on the speaker cone, you will need to repair it. If the surround is deteriorated or experiencing foam rot, you will need to replace it with a new one.
If you heard any crackling or buzzing sounds, you may have a damaged voice coil or speaker cone. If you saw damage to your surround, you will be able to replace it. These repairs can be done by a professional or at home.
Car stereos and systems will experience wear and tear over time. Take your car stereo to a car audio specialist. For Bluetooth speakers, the replacement parts may end up costing more than the speaker itself. In this case, it may be better for you to shop for new speakers.
Damage can mostly be found on the cone of the speaker. Repairing these damages will improve the quality, but it won’t restore the original quality. If you want your speakers to sound brand new, you will need to get them professionally repaired or replace them altogether.
Avoid using water or excessive cleaning solutions as this can damage the speaker even more. Compressed air can help remove trapped dust. Be extra careful as you clean your speakers.
A 1:1 ratio of white glue to water works great. This makes the glue more pliable. You can also use Flex Seal to repair the tears. Use a paintbrush or a steady hand to apply the glue over the damage. Apply the glue to the front and back side of the tear. Alternatively, you can use a reconing kit.
You’ll need to do this if you use the 1:1 white glue to water ratio.
If the speaker is put to use before the glue is dry, you may damage your speaker further or negate the repair.
Make sure you connect all the internal wires.
Screw all mounting screws to secure the speaker.
Test the sound at a low volume first. Gradually raise the volume. If the speaker works as directed, it’s fixed!
Carefully remove the internal speaker. The speaker cone and surround will be attached together.
Make sure you’re working on a flat and stable surface. Use one hand to hold the speaker securely in place while the other makes the cutting movement. Peel and dispose of the old surround.
Go as slow as you need to avoid cracking the ring. The ring will be held down by adhesive.
Use a lint-free cloth with rubbing alcohol for easy cleaning. Clean the edge of the speaker cone as well. This will help prime the area for your new surround.
You’ll need to use vinyl or PVA glue, which is standard white glue.
Surrounds are often more affordable than other parts, and they are widely available. If you have an 8-inch speaker, you’ll need an 8-inch surround.
Make sure the speaker cone and surround are centered perfectly before you press down. Avoid getting glue on the inside cone.
Spread the glue evenly.
Clean any excess dirt or residue with rubbing alcohol and a cloth. Your new surround is finished!
Be careful not to tug or pull the wires.
You can use sandpaper or a sharp tool to remove any stubborn glue residue.
You may need to cut some wires to completely remove the voice coil and its spider. The spider is a component that helps the voice coil stay centered in the magnetic gap.
Apply glue to the cone and fix it to the new voice coil, making sure it remains centered.
Make sure the internal wires are connected. Attach the speaker shell to the body and fasten the mounting screws.
Test the sound at a low volume. Gradually raise the volume. If the speaker works, it’s been fixed.
