All rights reserved.Trademarks and brands are the property of their respective owners. To download it you need to sign up with the website. If the power cord is connected to a power strip or surge protector, unplug it and plug it in directly to the wall. Remove String Head. Apr 16, 2021 by Complete Sony customer service contact information including steps to reach representatives, hours of operation, customer support links and more from ContactHelp.com.

Cleaned up the joints after removal and soldered the buck to the places mentioned on the board. @tiffanylaw. If you're asking whether to replace the regulator, then have you tested it at all to see if it is short circuit or open circuit? I dont suppose anyone knows of a business or person in the Swindon area that is knowledgeable in this field? If it is determined from the static tests that the two check points suggested are both OK (green arrows) then you will have to connect the power and perform live testing. Take a look at the on/standby indicator on the subwoofer, then follow the steps below that best match the indication that you see. Search on YouTube for how to solder 8 pin smd chips to get an idea of what to do. Accessibility. The image below provides an example of where the indicator will be on the subwoofer: Repair information and service assistance, Keep track of all your products in one location, A place where you can find solutions and ask questions, CareersContact UsCompany InfoVoluntary Recall, SEL TERMS AND CONDITIONSSEL PRIVACY POLICYCA PRIVACY NOTICEDO NOT SELL MY PERSONAL INFORMATION. CHP-170.

Jan 4, 2021 by This link is harder because you have to view it online and go from page to page by typing the page number in the box below the document page and then click go. Your recently viewed items and featured recommendations, Select the department you want to search in, SVS SoundPath Subwoofer Isolation System (4-Pack), SVS SoundPath 2M RCA SoundPath Audio Interconnect, Sony HT-S350 Soundbar with Wireless Subwoofer: S350 2.1ch Sound Bar and Powerful Subwoofer - Home Theater Surround Sound Speaker System for TV - Blutooth and HDMI Arc Compatible Bar Black, Sony HT-S40R 5.1ch Home Theater Soundbar System, Sony HT-G700: 3.1CH Dolby Atmos/DTS:X Soundbar with Bluetooth Technology, Sony HT-A7000 7.1.2ch 500W Dolby Atmos Sound Bar Surround Sound Home Theater with DTS:X and 360 Spatial Sound Mapping, works with Alexa and Google Assistant. just replaced the regulator TPS54334 and it worked, many many thanks Steve T, Jul 27, 2020 by Sound from the subwoofer is poor or cannot be heard. See detailed Sony customer service rankings, employee comments and much more from our sister site. There is nothing obvious showing in the pictures so it will come down to doing some tests, initially static testing (without the power connected) but after that it will need to be with the power connected. I dont know where they are located, but they quote in GBP. How to troubleshoot no sound coming from a passive subwoofer. Maybe you have gmail or messenger. Keep your devices away from objects containing water and other wireless devices. Im just about to embark on repairing a friends unit . How To Manually Set Temp?

A Sony SA WCT-290 is different to a Sony HT CT-290. Wireless transmission issues that result in no sound from the subwoofer are generally caused by connection or interference issues. Reposition the subwoofer so that the indicator turns green and it is not flashing. Movies, music, multimedia in your home. Alternatively if you are willing to take a gamble and purchase the regulator (search for it online by searching for the component number above) and your son (or you) is willing to try and replace it then it may also work out. Soundbar with Subwoofer,2.1CH with 3D Surround Sound, Works with 4K & HD TVs, HDMI(arc)/Optical/Aux/USB Drive/Bluetooth5.0 Connection(Model: P28,160W), Sony SA-SW5 300W Wireless Subwoofer for HT-A9/HT-A7000/HT-A5000, Sony HT-S400 2.1ch Soundbar with Powerful Wireless subwoofer, S-Force PRO Front Surround Sound, and Dolby Digital, Sony HT-A9 7.1.4ch High Performance Home Theater Speaker System Multi-Dimensional Surround Sound Experience with 360 Spatial Sound Mapping, works with Alexa and Google Assistant, Sony SA-RS3S Wireless Rear Speakers for HT-A7000/A5000, Sony SA-RS5 Wireless Rear Speakers with Built-in Battery for HT-A7000/HT-A5000, Sony SA-SW3 Wireless Subwoofer for HT-A9/A7000/A5000, Sony HT-A7000 7.1.2 Channel Dolby Atmos BRAVIA Soundbar with an Additional 1 Year Coverage by Epic Protect (2021), Sony Z9F 3.1ch Sound bar with Dolby Atmos and Wireless Subwoofer (HT-Z9F), Home Theater Surround Sound Speaker System for TV Black, All customers get FREE Shipping on orders over $25 shipped by Amazon, Speaker Surround Sound Channel Configuration, Speaker Wireless Communication Technology. I want sent to you some foto whith voltages. For me without a schematic I wouldn't know what to expect as to what the voltage should be because I cannot work it out without one. Make sure that the subwoofer power cord is securely connected to a working outlet. Copyright 2009 - 2022, HelpOwl.com. Tiffany Law Terms Finding faults at board level without a schematic is very difficult if you are unfamiliar with the circuit which in this case I am. Since the warranty is no longer a consideration, you will have to open the sub woofer up (with the power totally disconnected) and check if there is anything amiss on the control board or power board (there may only be one board) such as burnt out or ruptured components. I connected it to the 18v supply (soldered to pins 2 & 3 of CN8102 connector) and ground (thermal pads that were under the chip) and set the regulator output to 3.3v. They are not that expensive so you can always try replacing it and check what happens.

It is 15months old and I have spoken to Sony but it was only covered by a 12 month warranty typically. Ive highlighted some points of interest in the image above where you may wish to check first. Again cant see it too well and I havent got a schematic to work from but the red arrow points to what I think is the STBY (standby) power lead going from the power board to the amp board. Sony S100F 2.0ch Soundbar with Bass Reflex Speaker, Integrated Tweeter and Bluetooth, (HTS100F), easy setup, compact, home office use with clear sound black, Sony HT-A5000 5.1.2ch Dolby Atmos Sound Bar Surround Sound Home Theater w/DTS:X & 360 Reality Audio, Works w/Alexa & Google Assistant + SA-SW3 Wireless Subwoofer + SA-RS3S Wireless Rear Speakers, Sony Z9F 3.1ch Sound bar with Dolby Atmos and Wireless Subwoofer (HT-Z9F) (Renewed), Sony HT-A7000 7.1.2 Channel Dolby Atmos BRAVIA Soundbar (2021) (Renewed). Check if there is a DC voltage on the lead. cant see it to well but if the regulator shown on the amp board is a TPS54334 then these are prone to failure over time. Use our guides to repair home entertainment devices from surround sound A/V receivers or conventional stereo receivers to power amplifiers, preamplifier, speakers, and iPod/Bluetooth speaker systems. Youre seeing this ad based on the products relevance to your search query.

View thousands of Sony HT-RT3 user reviews and customer ratings available at ReviewOwl.com. Sorry about the link to the main unit service manual in my comment above. Thanks, Sep 14, 2021 by To get the full experience on Sony.com, please change your settings to allow JavaScript. It looks like JavaScript is disabled in your browser. Thank you so much @jayeff you have been fantastic. The board is exactly the same that is shown in above picture. I used these Pince coupante C.H.P. Find free Sony HT-RT3 manuals and user guides available at ManualOwl.com.

I don't have any further information on the HT-CT290 as I said in the Chosen Solution I couldn't find the schematics so all I could do was look at the image supplied in the original question at the top and I noticed the regulator was one that I had problems with before on another device.

@oldturkey03, Feb 6, 2020 by Plug in the power cord and turn on the soundbar. If not I may look at finding someone in our area that may be able to take a look for me. Question before installing the LM2596 did you completely remove the OEM IC ? After viewing product detail pages, look here to find an easy way to navigate back to pages you are interested in. Post some close up images of the board(s) back here so that others may be able to help you further. It is very much appreciated. You will need smd (surface mounted device) soldering tools and skills to remove / replace the component. In your picture its clear to see the red + IN but what about the -IN ? With the power disconnected (green arrows) use an Ohmmeter: check that the fuse on the power board is OK i.e. The on/standby indicator on the subwoofer is a good starting point for troubleshooting.

I appreciate your time! You are placing your comments all over the place in different answer, which makes it difficult to know what device you have as there are answers on this page to different models e.g.

(click on image to enlarge for better viewing).

If there isnt then there is a problem in the power board. Top subscription boxes right to your door, 1996-2022, Amazon.com, Inc. or its affiliates.

My son has a multimeter so he may be able to assist with showing me how to use it. If it is faulty and you cannot find a direct replacement a MP2307 is an equivalent component. oldturkey03. Then I connected the output to the two large tabs (assuming test points) just above the chip (make sure to get polarity correct). With a circuit it may be easier. I have tried plugging it into multi sockets and I have changed the fuse in the plug.

This should be a DC voltage, its value is unknown to me, but given the regulator operates at anywhere between 4.75V DC to 28V DC you shouldnt see any DC voltage higher than the 28V DC. Thank you so very much for taking the time to reply in such detail. The circuit shows the pins.

It is not worth it.

Door Lock Switch For 1995 Grand Prix - Where Can I Get One? Same problem. Place the subwoofer close to the sound bar in a room. I did completely remove the chip first. 2022 iFixit Licensed under Creative Commons Privacy But I am unable to find this exact board. If neither you or your son has any experience testing when exposed lethal voltages are present then dont do it. How did you change the regulator , seems to be very complicated with a lot of pins !! bigfilsing. Follow the appropriate flowcharts on p.11 or p.12 to see where that leads you. Did the LM2596 DC-DC buck module Solve ir. My Subwoofer For The Ss-ct350 Stopped Working. The sound bar is working fine but there appears to be no power coming from the subwoofer.

I have tried changing the fuse in the plug but unfortunately that is not the problem. Use the box below to post a new question about Sony HT-RT3. The sound bar powers up fine and works as usual but there appears to be no power to the separate subwoofer, there used to be a green light that appeared when the unit was on I believe and this is located on the front below the top speaker but this is not illuminated now. Once you know the regulator model number, search online for replacements using the model number of the component. See note above re testing live circuits. I will do some further testing. Daniel Armando, Here's a supplier for the 3.3V standby voltage regulator, Heres a link for the 5V regulator EUP3482ADIR1. Hi, unfortunately i have the same problem. We recommend downloading and installing the latest version of one of the following browsers: Our site is not optimized for your current browser. San Nguyen.

If there is, to save time (therefore labour costs) mention that you have been informed about a possibly faulty regulator as being the problem.

Apologies if you know this etc, (click on image to enlarge for better viewing). If you have a DMM (digital multimeter) and know how to use it, it may be a help in finding out what's wrong if nothing is obvious. No SMD soldering required. Thank you Jayeff for your replies, this is a great help. This product is certified by Amazon to work with Alexa. Kind regards Tiffany. The subwoofer on my Sony HT-CT290 has suddenly stopped working. Which was burnt due to voltage fluctuations.

I will have to wait for my son to get home for him to show me how to use the multimeter.

I used some heat glue to stabilize the board since there will be a lot of vibration from the woofer. I have removed the back and this is what is inside. emmanuel.barbeau, If you are referring to the TPS54334 IC then it is only an 8 pin chip. Search on places such as mouser.com, digikey.com. Find comprehensive Sony recall information updated hourly on RecallOwl.com. Here is picture of the results - notice the blue module with LED where the chip used to be: Hi Matt. Tiffany Law. Feb 5, 2020 by Be aware that there is exposed lethal voltages on the power board when youre doing this. Here's the product link that shows the circuit of the IC. Giorgio Spanu, Oct 8, 2020 by Download any of our Sony HT-RT3 manuals for free, Complete Sony customer service contact information, You can earn points for nearly everything you do on HelpOwl.com, You can trade in those points for gift cards at leading retailers such as Amazon.com and Walmart.

Ok thank you very much I will do this and post pics ASAP. Mar 2, 2021 by

@tiffanylaw "The sound bar is working fine but there appears to be no power coming from the subwoofer" how and what did you already check? short circuit measurement shown on Ohmmeter. Surrounding Speakers Not Working Low Bass Sound, Subwoofer Won't Power On And Keeps Flashing Red Light. Don't place the soundbar and subwoofer in a metal cabinet. Not quite sure what you would measure when testing the regulator with an Ohmmeter in this particular circuit but you shouldnt see a short circuit or an open circuit when testing across the pins. RadioShack. Here's a link to the service manual for your model. I have HT CT 290 sound bar. Thanks also for the links to the parts. It seems as though the 18V output from the power board supplies power to the regulator to produce STB_ 5V and presumably when the unit is turned on it becomes SYS_5V and the STB_5V also feeds to the regulator for the STB 3.3V, Check the outputs of the two regulators.

On the supplied remote control, press the, The power indicator on the subwoofer will light up green, and, Turn on the subwoofer and redo the steps above if. Try out our unique manual viewer allowing you to interact with manuals from directly within your browser! Now I have to get the board replaced because I have got it checked from the repair guy. As answered above by @matt10, the difficulty with this chip is that it seems to have a thermal pad underneath it which also has to be soldered. Hopefully there may be an electronics repair service in your area that may be able to deal with it. In fact it was a bit difficult since the thermal pad underneath was also soldered so it took some persuasion to remove the chip after I removed all the solder from the accessible pins. Heres the service manual for the sub woofer . You may have been using the wrong information from this page, You have a different model than what the models on this page are all about. When my son comes home I will see if this is something he is competent to do and we will go from there.

There are actually two regulators in the same package. This product can be controlled with your voice through Alexa-enabled devices such as Amazon Echo and Amazon Tap. IT POWERS UP NOW!!!! If there is then there is a problem on the amp board as the STBY power is to let the amp board know that power is available and it switches on the power light. See http://tinyurl.com/25mkrgzz. This is assuming that the Standby voltage from the power board is OK. As mentioned by @jayeff, the TPS54334 regulator was the problem, however I dont have the equipment to resolder since it turns out this chip also has a soldered thermal pad under the chip.

Our site is not optimized for your current browser. Make sure the subwoofer has proper ventilation and nothing is blocking the ventilation holes. Can someone help. I did happen to have an LM2596 DC-DC buck module (about $1.50 from amazon).

Havent had time to review it but but has the schematics so you should be able to work out how the power gets to the regulators on the mainboard to provide the different voltages and also what type of regulators they are. The regulators are shown on p.15. Sony HT CT-290, HT CT-180, & HT CT-260h. The only control on this unit is a power on button and a link button.

What Could Be Wrong With It? Any other ideas I could try would be greatly appreciated. No sound comes out of the subwoofer or the sound is low. What works and what does not?

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