Chances are that you probably will not be able to repair the amp yourself and since you can't seem to get the cover off sending it back makes the most sense. Best Answer: most amp if not all have fuses on them ive made some mistakes like that too check the fuse and see if its blown. Digitron Electronics is a service center for many different brands of home theater amplifiers including Yamaha, Onkyo, and Denon, as well as for many vintage receivers by Kenwood, Sherwood, & Sansui. as it varies by region/province/state. These could be a quick fix for a heated seat repair. At $600 for a replacement, that's a bit difficult to handle. Distortion is not damaging to a speaker. I was told that this was the 5 amp fuses protects the low voltage side. After watching this video you will be able to test for a head gasket problem and know 100% if they will need to be repaired. Many thanks for help. Wiring problems, from blown fuses to damaged wires, are the most common issues. Improperly connecting the terminals will blow the fuses. Replacing one part at a couple dollars a piece is much cheaper than replacing an entire monitor for hundreds of dollars! Monitors,. The amp is a year and 3 months old, out of warranty. While damaged surrounds (material between the frame and speaker cone) and overpowered or over-driven speakers require more. The original fault was that the unit would not power on. Run through our guide on how to repair your smartphone for DIY advice, repair shops, and services. The amp in the Sub Sonic 6 is around 120wrms so one of the smaller PE amps might work. They can even blow out if they get water into the holder like when washing the cart or leaving it out in the rain. The fuse box is metal and may be located in a stairwell, closet, basement, or garage. If the remote turn-on wire doesn't have power, your amp won't turn on. I agree with TWL that the burning plastic smell would seem to indicate some sort of fried part as opposed to just a popped fuse. Touched two speaker wires together and BAM! Anyway, I have a short or blew one channel of my acurus 100x3 amp. Help me fix my amplifier- it has a blown output transistor, how do I tell which one it is? were mounted to the heatsink of this amplifier. They distribute power to the main parts of the electrical system and carry loads far greater than any automotive fuse can handle. The owner already removed the amplifier from the sub box. They do have a 10 amp fuse for lights, look on the wiring harness on the back rail under the seat. How to Fix a Hole in a Car Audio Speaker. An electric guitar can last many lifetimes; however, they have a variety of electrical parts and connections that, over time, can wear out. Home Theater Receivers are complex amplifiers with many PCB components. The rear of the unit has the two coax connectors - one for your antenna and one for the transmitter. Sometimes when I try to start it, the starter will stay engaged even with the key out of the ignition. These will be supplied, respectively, with 12 volts when the key is on and the wiper switch is in, duh, high or low. Looking into insurance now but also checking with one of the authorised repair guys. Visually, the 80a and 100a look fine, but the 50a has blue deposits and I can't tell if it's broken or not. There is a PC board mounted to the bottom of the amp, and has red and black wires feeding it from two large (what I think) are capacitors. Re: Blown 3/8 amp fuse ?? In my experience as a golf cart serviceman I saw many of these blown with no further damage done many times. Step 4 - Fuses. Of course, it’s also important to fix any underlying problems before you buy a new amp or reinstall your repaired unit. I think I may have blown the tweeter in my SWR speaker enclosure. Anyone know how easy it is to fix a blown channel? Is there another fuse that needs to be replaced? Do I now own a really nice paper weight?. 4 months ago had head gasket work done (repair a blown gasket). Authored by Drew on 2000. Leave the circuit breaker off or the fuse out until everything is bolted down. Being able to be aware of how to tell if your amp is blown might not be an easy thing for some. When problems arise, the entire system can fail and result in not only a messy situation, but also costly repairs. anyone can help me? when subs blow , the voice coil breaks, right?. How to repair a curling iron which has been burnt out? I, by accident plugged my TopStyler curler into a normal AUD 240V connector, instead of my 120V step down converter. To fix a blown fuse or reset a circuit breaker, you first need to deal with the initial cause. How To Repair Blown Dash Lighter [2001 Outback] wired it in using a 'piggyback fuse adapter' to an existing 20 amp circuit that wasn't overloaded or critical to. There are too many possibilities as to the cause of that excessive current for this short article, but don’t tempt fate and plug in a higher-amp-rated fuse. The information on this page is for those who are interested in trying to repair their own amplifiers. Repairing the system is very complicated. It all started with the original. Went to Toyota dealer after I could not solve the problem myself [I am an aircraft mechanic but I try to stay away from cars as I don't always have the patience or the manuals]. if there is not a fuse on teh outside then take them amp apart and see if theres one inside. Connect the fuse or circuit breaker to the battery. Got another MPEM and it runs. The Tone Doctor: how to replace guitar amp speakers. About this tutorial: Video duration: 4:37 Link to order fuse assortment: TROUBLESHOOTING DOMETIC RV REFRIGERATOR 5 amp fuse blown. Any expertise on the subject would be greatly appreciated. You may also visit the Boat Motor Manuals section of our site to obtain a service manual. If your map light, stereo, turn signals, heated seats, headlights or other electronic components suddenly stop working, chances are you have a fuse that has blown out. This document attempts to provide an entry to the world of consumer electronics troubleshooting and repair. Best Buy employees do not repair the amps per se, but swap parts. I've never blown an amp in such a way. electronics package (amp and controls) and swap them. How can I repair my Bass Amp? Hi, I have a 100w Torque bass amp with a 15" speaker which has stopped working. If it's blown, it could have fatigued so just replacing it would fix it, or it may have blown because the amp or power supply failed. It comes off really easily with hand pressure. Assuming that we are confronted with a solid-state amp on the bench, and all we know about it is that it is "faulty" in some way, how do we go about bringing it back to health? [Open an annotated underchassis view in a new window of the typical amplifier under discussion so it can be easily switched to as desired]. It`s really hard to say how much it would cost to do repair your speakers. I have a treadmill (Freespirit) that is blowing the fuse on the board. Dry joints were the order of the day on the plug in board and main board, the svi module had blown a wire off. TeDubbs 136,063 views. USB fuse blown out? I've been told the whole Port needs to be replaced. The surface of the box may be flush with the surrounding wall or it may stick out a couple of inches. I powered the amplifier on the bench. A little project to fill some time now that my band is on winter break. Learn where they are, how to spot a blown fuse, and how to replace them. A complete description of this restore can be found HERE. How to Fix Ripped cones of a Car Speaker: There is sometimes a problem known as the ripped cone which occurs when your speakers are blown. Thanks, JS. Finding how to adjust the gap, I got a gauge and attempted to fix it. A blown preamp tube can cause your amp to produce a weak signal or lose all sound. Up To 50% Off & Free Coupons. An AMP CLAMP Ammeter, will not fail you, or blow up, or fail to find the short. Speed deviates from commanded speed. Of course, it's also important to fix any underlying problems before you buy a new amp or reinstall your repaired unit. The next step is to check the power rating on the chosen amplifier at that specific impedance or ''load. If the song sounds muffled or there's crackling coming from the speakers, one of your speakers is probably blown. It's important to check your RV electrical system from time to time and especially when you take it out of storage. For this repair I found that the entire power side of the circuit board can be modified upgraded and replaced. Please login or register. If you're using a tube amp with a guitar, replace any bad tubes you find. After determining that the bulb was OK, we looked in the fuse box, and saw that one of the two 7. Home Theater Receiver//Amplifier Repair. So I thought I would give the same "fix" a try on the SUB-10 amplifier, and to my surprise it worked! The SUB-10 has now been working great for over a month now. The power supply repair is one of the most challenging tasks for an electronic repairer and once you have mastered the circuit and repair technique, to troubleshoot other types of circuit such as the color, vertical, audio, high voltage and so forth will. When that happens, you need to know how to fix or replace those electronics. Windshield washers are fairly reliable. How much does it cost to repair one blown out earbud? you can use this but you need a medium like amplifier to connect your computer speakers, there is no support. or is it easier to just get a new amp. How do I change the voltage of my amplifier so that it's compatible? I've been told that it's better to overpower rather than underpower my speaker enclosure(s). i just had amazing results with this!! i feel like the amp jesus. Sony gear is usually the absolute worst to work on, in my experience. You'll need to detach and separate parts of the subwoofer, which requires precision and skill. You could permanently damage the equipment that is supplied by that fuse. A blown fuse can also mean there is an electrical problem. no ignition when start key turned. Hi, The AU101 is a great little amplifier, and the problem with your unit won't be terminal. It takes about five minutes, costs about $1, and it'll save you the hassle of a trip to the repair shop. The original fault was that the unit would not power on. I sought out a well respected vintage fender amp guru in a large city 3hrs dive away. it a 400w amp and has 4 channels. This isn't a warranty issue, either. EB5AGV's Workbench: Icom IC-706 MkIIG final amplifier repair A new life for old-type power amps. Models included in our repair services are AMP-0006, AMP-0021 (newer style only) and AMP-0039, 40, 41, or 54. Take it to a tech who knows how to repair amps. TeDubbs 136,063 views. An owner’s manual is handy in locating the box in which the suspected fuse may exist. No power is reaching my engine controller, and I've checked every other fuse and the relays, so I'd like to rule out a blown 50 amp fuse as a possible cause. If the amp fuse is blown, that is probably the reason that you aren't getting any sound out of your car radio. This machine received a new Pickering magnetic cartridge and preamp, all capacitors were replaced in the junction box and amp, new ballasts and power cord installed, mechanism was cleaned and lubricated. Rowe cd-100 speaker wiring - help Eventually got my amp back after repair. Some types of damage done to speakers can be repaired relatively easily. After watching this video you will be able to test for a head gasket problem and know 100% if they will need to be repaired. The amp rating is usually located on the fuse. Also, the reason the unit stays cold on the "problem" side of the amp is most likely because there are blown tracks on the circuit board, which means it's beyond repair (unless your prepared to drill the boad hoping not to damage anything further) and solder bridges on the broken tracks. Crackling, popping, and other sound problems can occur for a variety of reasons. Is there something I should be looking at first?. I am pretty good with this stuff so if its a blown transisitor or something i can replace it, i just dont know how amps work. I was performing the guitarnuts A/C wire dressing on my BH5 combo. Better yet, don't start stuffing fuses into the amp to figure it out. The amp turns on, but no sound is heard, even on increasing the volume. The other speakers appear to be okay. Without a wattage rating at 4 ohms for the amplifier, it's not clear whether the amplifier can handle the load comfortably. To repair a blown fuse you must remove the wedge from the base and replace the fuse wire. i want to send it in to the factory but i dont have a warranty. Vehicles with V6 engines may see the 30amp high speed cooling fan fuse may blow due to high start up loads associated with the high speed cooling fan motor. Replacing a blown fuse is actually a very easy task, and one that any homeowner can reasonably do themselves. Partselect will show you how to safely repair your blown fuse. Replace or Recone: That is the Question. This check is done with. High Current fuse blown amp fix help Hey guys I've got a Sony subwoofer with an amp to drive the sub which has stopped working. Well, before you rush out and replace them, why not try repairing them on your own?. 43 reviews of A-Z Subwoofer & Amplifier Repair "Ah yes the project is done after 6 months. This was a high power DC amp using the class AA cct. Using 4 ohm speaker could also damaged the amp. Welcome, Guest. If the amp isn't able to produce the sound that it should, the solution may be as simple as plugging into a different power supply, replacing a bad cable or cord, or replacing a fuse or tube. There may be several fuse boxes or blocks in a vehicle. If you have a blown fuse, replace it with a fuse of the same rating, NEVER a higher-rated fuse. Honest and unbiased advice from your neighbors, who will tell you how to troubleshoot, repair, and replace GE AP5270172 / WE1M1002 Fuse Ccmr 30 Amp 120V. Klipsch Promedia 5. How to fix a Blown Speaker. 24 with ignition switch in START position. Hey everyone, I am so far from being car savvy it’s ridiculous, so I’m hoping someone might be able to help me out, my speakers in my car don’t work anymore, that goes for radio/cd/aux. You know what that is. It could be a much harder problem to solve, though – and unexpectedly dangerous!. Each 12 VDC circuit on the fuse Panel was designed for a maximum of a 20 Amp fuse unless otherwise labeled. the fuses are at the back of the amp unit. However, if you hear distortion long before reaching peak system volumes, it's just a good idea to readjust the amplifier or signal processor gain controls and/or. Solid State Guitar Amp Forum | DIY Guitar Amplifiers. Remove and recheck the HT/Powertubes fuse. Start by checking that the fuse hasn't blown, if it is and you have multiple spares, you can put a new one in and see if the amplifier blows the fuse straight away (another indicator of an AC short). The best answer for lifting ground on your amp: Don't do it. Will it produce any sound from an analog source in pure direct mode? Do you get any sound from the FM tuner? You won't fix it, but a technician you pay may be able to fix it, but it might not be worth it. If the song sounds muffled or there's crackling coming from the speakers, one of your speakers is probably blown. Usually it's a shorted rectifier or power tube. So my Harman/Kardon amp in my '14 Forester XT blew up. Cars run on electricity as well as gas, and almost all of it runs through fuses. Testing a ceramic fuse is the only way to tell if the fuse has blown. 17) How much will the repair cost, how firm are your listed estimates? 18) Can I still play my BOSE car stereo system after removing and sending an enclosure to you for repair? 19) My car did not come with the original Bose car audio sound system, can I add it? 20) My Bose speaker is blown, can I replace it with any other speaker?. i have some blown subs, that i got from a friend i want to fix them. Most onboard amps can become outboard amps with the removal of a few screws. Touched two speaker wires together and BAM! Anyway, I have a short or blew one channel of my acurus 100x3 amp. What do you mean by"sligthtly blown"? Either it is or it isnt. If your amp doesn't work and you find out it's because of a user-replaceable blown fuse, you're going to feel pretty foolish if you have to learn this from the tech at the shop. The 5 Biggest Fiction Writing Mistakes (& How to Fix Them) By: Guest Column | May 3, 2016 The best fiction writers write like they’re in love—and edit like they’re in charge. if you can take the amp to a local repair shop/person, that would probs be best as they'll be able to diagnose the problem. If you have no interest in repairing your own amp, you should look for a local repair shop before shipping the amp to be repaired. And yet, you can't just make the assumption that because you're hearing what appear to be death throes from the speaker that a speaker is blown. We also repair DJ mixers like the Pioneer DJM-900. This board has several transistor or resistors that are burned or burst open. Let's start with fixing a blown speaker first. supply as being a possible cause of blown fuses. 6 volts at the power in and remote wires at the amp and my 500/1 sub amp comes up fine, fuses are good. 5 amp fuses for the tail lights was blown. basically, i've got one of those weeny 10- watt amps, and its been fine for about 4 years, no problems. But whatever you do, don't even think about replacing the cigarette lighter fuse with a higher amp fuse. This is a great subwoofer, but sooner or later the subwoofer plate fails. make sure you are looking at the right fuse. The main fuse block is located at the right rear of the engine compartment. The fuse is near where your power cord plugs inOn the circuit board. The foam baffles should fix this and thanks for reassuring me that cutting the back out is the right thing to do. I saw that the fuse had blown. 1 speakers from the surge protector (not the V2. Connect the fuse or circuit breaker to the battery. In the case of circuit breakers, the immediate answer is to find the breaker that has tripped and reset the lever to the ON position. S4 / RS4 (B5 Platform) Discussion - How long does it take H&R to repair blown shocks? - I have sent my H&R street to repair both rear shocks 3 months ago through a local distributor. 5-amp) in fuse junction panel. they have more power than stock and you can adjust them to your music. A blown fuse can mean a bad day, especially if it's a component of some critical electrical system, like your car's horn during rush hour. notkrap · Registered. How to Tell if Your Car Speakers Are Blown Posted on October 11, 2015 by Alex • 0 Comments Your car stereo is one of those things that you take for granted until something goes horribly awry. Klipsch Promedia 5. Car Stereo Removal or Youtube Video Playlist: 89-96 Rear Bose Speaker Enclosures with Amplifiers: Bose speakers/amplifiers snap, crackle, pop, sizzle, have high pitch squeal, sound distorted, hum, low or no volume, repair of these amplifiers at speakers is $100 each with lifetime warranty. Small car amp repair - Renegade 4. I have a blown fuse but I don't know how to remove it, try to pull it out but not success. Last week, we discussed the reasons why your air conditioner keeps tripping the circuit breaker. A weak signal will eventually turn into a complete loss of sound. Because: You could cause an electrical fire and destroy your RV. Some of this can be caused by a broken amp, but all of them can be caused by other underlying issues that will still be around if you try to fix the problem by throwing a new amp at it. when nothing is plugged in, you will probably want to look into shielding the cavity inside your guitar. If battery voltage exists, go to step 19. Metal oxid smoke told me there is more blown as a simple fuse. Sometimes the problem is as simple as soldering a loose wire back to the relevant terminal or changing a fuse. Assuming you're not attempting to repair an antique, your oven will have a clock. Secondly, the fuse must be replaced with a new fuse. I was thinking of desoldering it and replacing the fuse to see if it would do anything. Your amp tech, (if you can find one) will check the anode currents of your new valves, and set the amp to draw about 30 ma per valve, for EL34's. i did this quit a few times. Replacing a blown fuse is actually a very easy task, and one that any homeowner can reasonably do themselves. Sometimes the amp itself really is at fault. I sought out a well respected vintage fender amp guru in a large city 3hrs dive away. 1 or Dolby Prologic) then you will need to replace 4 transistors. Those VIPer IC's are quite interesting designs. In order to replace the voice coil, you'd have to take the speaker to a repair shop that does this kind of workMost concert sound companies can do this - its a specialty service When the shop replaces the voice coil, they will also need to re-cone the speaker, as in order to get to the coil, they have to remove the cone. When the portable generator runs as it should, but fails to produce any voltage, you need to look to see if there’s a blown fuse or if you’ve tripped a in-built circuit breaker. Bose has designed its subs so that they can withstand power up to 100W rms for 24 hrs so my dear there must be a problem on your side, that is chk your power amp first. when nothing is plugged in, you will probably want to look into shielding the cavity inside your guitar. Trying to find a short in the system might sound like a job for a professional, but in this video you will learn how you can use an $8 test. The only fix for this is to reduce the amplifier gain controls and/or treble/bass boost controls or not to drive your audio system so hard. They said they thought it was a faulty amp (but - stress - couldn't be certain). Fix with filters on the power leads of stereo and/or inverter, wire to a solid clean rail very close to the battery. About this tutorial: Video duration: 4:37 Link to order fuse assortment: TROUBLESHOOTING DOMETIC RV REFRIGERATOR 5 amp fuse blown. Listening to music is an important part of modern life, and a home audio amplifier is a part that not many systems can live without. Sony gear is usually the absolute worst to work on, in my experience. In modern homes, circuit breakers protect each circuit from overheating, but in older homes, fuses provided this protection. The crud yousee in the upper left of the case looks like where the liquid contents of a blown or previously blown capacitor sprayed the inside of the amp. com does not offer troubleshooting assistance or repair advice by email or by telephone. what do the electricity companies have to say about removing the main fuse. I've also seen 2A and 1A on games with solid state. I fear that I have blown a speaker in my Epifani UL310. Step 7: Clean the exhaust vent. ☀ Free S&H Mens Underwear Boxers Amp Socks ☀ Shop Review for Stance Mind Blown Socks Shop Online For Shoes, Clothing, Jewelry, Dresses, Makeup And More From Top Brands. A blown speaker is arguably one of the worst things that can happen to your pro audio rig, whether you are a sound pro, bassist, guitarist, or DJ. also if your blue remote wire is loose it will not tell the amp to turn on. This will keep the amp cool and will help extend the life of the amp. Now the 10 amp fuse is blown. 42 inch vizio blown fuse I need power to a wooded lot 800 feet off the road. Removed the back cover and checked the 500 mA PCB Fuse, this was not blown, checked the voltage at the input of power transformer at 240v but no output from the secondary at all, after removing the transformer and testing the primary winding it was reading open circuit. Sometimes the amp itself really is at fault. hope this helps. From reading posts on this forum, it sounds like some of you are electronic experts and know how to repair these wonderful amps. 1's - Amp repair. They do have a 10 amp fuse for lights, look on the wiring harness on the back rail under the seat. Home Theater Receivers are complex amplifiers with many PCB components. He went through my entire amp, found a bad solder joint. The cone rips away from the ribbing and you think to yourself "Why the hell do I even spend money on this crap?". The milling machine has 2 pcbs, the control stage and the power stage; the power stage feeds the control stage, 3 steppers (X,Y,Z) and it also controls 3 relays (milling motor and auxiliary pump). check your amps fuses if they are blown thats your problem also check the fuse underneath the hood from the cable going to the amp if that fuse is blown fix it. It keeps Blowing fuses. The Sub is perfect, hardly used. A blown fuse may be discolored, cloudy, or have a melted or broken metal piece inside. electronics. "I have a 1992 Alpha One 4-cylinder 3L in a 19ft Bayliner. Fix part of the screws to hold the speaker in the spot it was mounted. A common problem in many car audio installations, especially your first installations, is a problem with the car audio amplifier. Home Theater Receivers are complex amplifiers with many PCB components. The speaker is blown and you need to know how to fix a blown amp. Good news! Some tape and light glue will fix a torn speaker cone right away. In order to replace the voice coil, you'd have to take the speaker to a repair shop that does this kind of workMost concert sound companies can do this - its a specialty service When the shop replaces the voice coil, they will also need to re-cone the speaker, as in order to get to the coil, they have to remove the cone. Each trailer has a hydraulic pump system that operates the raising and lowering of the hydraulic cylinder or hoist that raises/lowers the dump box. USB fuse blown out? over $90. Repairing the system is very complicated. Plus our Instant Repairman will help you find your problem fast. I am gonna fix my self bought i thought i would see a burnt spot on board. Switch them out one by one to make sure any one of them is not the source of the noise. Finding a blown fuse is not always easy. The remote wire acts essentially like your finger flicking a switch, where your finger is battery power, and the switch is a mechanism inside the amplifier. These can crack due to age and abuse and present a shock hazard. Also, if possible try your speakers on another amp, if the speakers sound bad, then likely the speakers, if they sound fine, then likely the amp is the problem. That being said, there is certainly no shame in paying someone to do the repair for you. Simple fix for a blown audio power amplifier - Save your $$$! - Duration: 18:28. Digitron Electronics is a service center for many different brands of home theater amplifiers including Yamaha, Onkyo, and Denon, as well as for many vintage receivers by Kenwood, Sherwood, & Sansui. The fuse box is metal and may be located in a stairwell, closet, basement, or garage. Another reason can be the amp contacting the conductive surface area. 2、 Repair minor damages. It is not often that a repair was successfully done without having had to replace even a single e-cap too! You not only made your wife happy but also made sure that good meals again could be prepared and served which completes any good day. You know what that is. The wedge will have a number on the front showing the amp rating. I too just experienced a blown play 1. is there a way to fix this and if so how?. HOW TO FIX A BLOWN CHANNEL? Every time i hook my amp up it keeps blowing my fuses. Audio Speakers - Repair of a Blown Speaker Or Fatigued Driver Or When Replacement Is a Better By Daniel P Elliott | Submitted On October 04, 2010 Almost every individual listens to music at some time; some more than others. Replacing the fuse is very simple, remove the vent cover outside. This can damage a tube amp, so you’ll want to stay away from diagnosing the problem by playing at high volume while you bang on the top of the amp! A rousing rendition of “Smoke on the Backline” can often follow. This problem effects all apps including Chrome and the Movies and TV app. Hello my Friends. As a result of this, the lights on the device flicked on then back off, I'm guessing it burnt out due to too much power. It will also teach you how to fix it if the problem is the cigarette lighter, now more commonly known as the 12 volt plug. A weak signal will eventually turn into a complete loss of sound. A dark blown or cracked fuse indicate that that was a heavy short circuit and with only the replacement of fuse will normally cause it to blow again. OK, you've done it, you've blasted your DJ set just a little too loud and now your speakers are dust. A blown speaker is arguably one of the worst things that can happen to your pro audio rig, whether you are a sound pro, bassist, guitarist, or DJ. For example, if the power supply failed because the amp requires an 8-ohm load and it’s connected to a 4-ohm load, the field-effect transistors will most likely fail all over again, resulting in another costly repair bill. Common hair dryer repairs include servicing the switch, fan, heating element, and thermal cutout. I opened up the cabinet and found a "light bulb fuse" (with metal caps on both ends) that was hard-soldered in, and it's blown. that will turn ur amp back on. Replace the fuse wire. electronics. If your amp doesn't work and you find out it's because of a user-replaceable blown fuse, you're going to feel pretty foolish if you have to learn this from the tech at the shop. If the amp fuse is blown, that is probably the reason that you aren't getting any sound out of your car radio. Because: You could cause an electrical fire and destroy your RV. I blew the 3 amp fuse in this circuit two weeks ago on my gas Bryant furnace. You may even be able to do it yourself, or get a practical friend to. Touched two speaker wires together and BAM! Anyway, I have a short or blew one channel of my acurus 100x3 amp. With the main power still off, unscrew the blown fuse and remove it. This is a case of abuse. re: yamaha stagepas 300: do i have a blown amp? Unread post by Clyde » Fri Dec 06, 2013 2:32 pm It is better to have too much power amp and not have to use it all, just be aware that you do not want to use more actual wattage to the speakers than what they are rated for. I did some research and most sites say it’s probably a blown amp fuse, how can I be sure that that is the problem, and is it a cheap fix?. A Lexus dealer indicated the price for a new amplifier from Lexus is probably half of what my car itself is worth. The document has moved here. Anyway same 3 amp fuse blown so I repeat the process and its working fine again. When your chimes just aren't chiming, try a few of these easy tests and repairs and your front door will soon play beautiful music again. For example, if a 20-amp fuse is plugged into a circuit served by 14-gauge wire (which is rated to handle only 15-amps of power), you create a serious risk of overheating the circuit wires. If the amplifier has a built in fuse check that it is in good condition and not blown. I agree with TWL that the burning plastic smell would seem to indicate some sort of fried part as opposed to just a popped fuse. A couple seconds later a big bang comes from the amp so I take it apart and one of the main filter capacitors was blown, I looked up for new capacitors and 1 capacitor is about 10$ but I would probably replace all of them which is about 70$. However I'd only do this for smallish problems, like localised damage, rather than more widespread failures. How To Repair Blown Dash Lighter [2001 Outback] wired it in using a 'piggyback fuse adapter' to an existing 20 amp circuit that wasn't overloaded or critical to. Naturally blowing the spider amp sky high. Things to check- The screw in fuses, they are usually the 30 amp fuses for the oven. This Old House will help your bell chime again in 6 easy steps. Q15 where blown as well as Q8 and some diodes. I too just experienced a blown play 1. Metal oxid smoke told me there is more blown as a simple fuse. Well, not beyond repair, but beyond repair at a reasonable cost. that will turn ur amp back on. 24 with ignition switch in START position. 2003 90F HP Yamaha has a 20 amp and a 30 amp fuse.