How To Repair Home Theater Subwoofer

My get-go taste of home-subwoofer bliss was watching a movie in a friend's habitation theater. The subwoofer pounded "pay-$twenty bucks-for-Ticket-Popcorn-and-Drink" and brought meaning into the action scenes, calculation oomph I never imagined possible at home. 10 years subsequently, I take endemic and experienced a variety of habitation-theater subwoofers of various brands such as Sunfire, Onkyo, Bose, Sony, Yamaha and repaired more than than a few of my own.

Lets Verify Its Actually Your Subwoofer

Earlier nosotros start, lets make sure nosotros verify your subwoofer is really the problem here. We will hit on how subwoofers work in a second but for at present I would like plow on some music or a motion-picture show.

Accept a mind and note what office of the vocal is missing. This might seem a scrap obvious to you, just I've been asked to supervene upon subwoofers due to the a lack of "crispness" in a organisation.

Since your subwoofer is responsible for depression frequencies you lot should be listening for the rumble nether the the dial. Another quick thing to do is take a expect at the subwoofer while your playing audio to run across if you go some movement. Touching it works too!

A long story short. If you are missing that low rumble from your audio and your woofer isn't moving, its time to continue.

How Does A Dwelling house Theatre Subwoofer Work?

Permit's determine whether we can ready your onetime subwoofer by familiarizing ourselves with some principals about how the subwoofer works and looking at the parts that make a subwoofer. Then we tin can go through a quick and dirty checklist, and grab some tools.

All speakers do is convert electrical signals to sound. So the signal needs to get to the speaker. It's Elementary right? Equally for the speaker itself, it'southward protected by a difficult basket or frame holding it all together, Suspended just inside is a foam ring that remains pliable and able to move with the thrust of the speaker.

But inside from this is the diaphragm or cone (Normally a more rigid material in the middle). In the center is a dust cap. This protects the vocalization scroll from dust. Most Habitation Theater subwoofers are enclosed in a box. They may be powered by themselves or may be continued to an external amplifier.

How To Cheque To See If Your Subwoofer Is Working – Where Could the Upshot Be?

1. Check all your connections to make certain they are nice and snug. Start with the back of your sub and trace wires back to the amplifier or radio. (use a flashlight) If y'all find a loose end, this is likely your problem. Congratulations… only why not proceed reading just in case?

two. Bank check your power – Subwoofers oftentimes have switches and LED'southward to betoken whether ability is on

iii. Bank check Volume and other dials to see if adjustments are needed. (Sadly I accept done this myself. I tried everything to get my sound to piece of work only to discover that I had the wrong input selected) so refer to your Owner's Transmission to see if you take the correct settings.

4. If it only doesn't turn on you should probably bank check first to see if your fuse needs replacing exist sure to replace information technology with the same rating Fuse consult your possessor's manual.

Well if that'south all skilful it's time to take a wait at the speaker itself. Information technology may be obvious right away that the rubber surround is ripped or worse. Did your dear child or pet poke a hole in the speaker, information technology may non be the death of your subwoofer yet and if your sub is already expressionless what do y'all take to lose? Let's play Dr. Subwoofer

Helpful Subwoofer Fixing Tips – Getting Down To Business

You lot demand to make up one's mind now if you are comfortable taking your subwoofer apart. Well non right now! Finish reading this commodity. Nigh everything tin can be done past anyone with a piddling patience and help. The assist is at that place for the request, most Speaker manufactures accept Technicians who are happy to aid y'all with the unique troubleshooting for your Sub. Vendors as well are very helpful.

Fixing small holes in a cone:

Try to put some prophylactic cement on both sides of the hole for a quick repair and then start to look into getting a cone replacement if that doesn't exercise it for you.

Replacing the torn or damaged Foam Band:

This really sounds more difficult than it is and so, don't stress.
In mine the steps went a little like this.

i. Nosotros demand to carefully remove the one-time surround (exist careful here not to rip or impairment the cone if it is not already damaged, just take your time and get it as clean as possible, You volition need to clean or remove the onetime material from the Cone Side and the Handbasket side.

Many observe that a razor blade helps to remove things nicely; i tip would be to use the razor blade at an angle to the cone y'all will be able to clean the one-time material off easier and reduce the possibility of cutting into the cone.

2. At present we are getting ready to glue the new foam environment onto the within border. But before yous go crazy with the glue requite the new ring a dainty dry fit to make certain it'southward the correct size

3. Go ahead and accept your new Foam ring and flip it onto its "face" side. Now you tin kickoff to apply the gum to the within diameter of the speaker, if your kit came with glue most and most exercise. Become alee and lay down a thin only stead bead of glue then have a pocket-size brush to spread the glue evenly. This volition ensure a better bail.

four. Now do the same thing to the corresponding "CONE SIDE" border.

5. Now go ahead and give it a little press all the way around the circumference to make sure the glue is going to adhere.

6. Now the Glue needs to be done for the outside edge. Outset by laying a bee of glue on the basket side working the glue all the way around the edge and pressing the new cream band on the Basket edge.

7. Give your speaker a few pushes checking to see if information technology is catching on anything.

Well Congratulations yous just rescued a mayhap trash bound Subwoofer. You should actually feel good about yourself. So how about a prissy refreshing beverage? It will give you lot a chance to let your nerves unwind and after the glue has ready you tin can start to pause in the speaker. More on advanced subwoofer repair to come.