Hi@JM L., thanks for reaching out to the Sonos community and letting us know about your concern. Everything is pointing to a firmware bug in the SONOS components. There are several shows I watch that come across as Dolby Atmos. Please try again in a few minutes.
This topic has been closed for further comments. When I plug in via the optical to HDMI adapter the drops go away (but I lose Atmos and the ability to control the soundbar with the TV remote). I really want to be able to utilize my sound bar to its maximum potential. Sonos Arc is usingthe Enhanced Audio Return Channel (eARC) next-gen version of ARC implemented in HDMI 2.1. Anything I should make sure to do to help improve chances of successful pairing? Any updates of the issue to be aware of before I press Buy?Thanks in advance,-jul, Sonos Arc & LG CX 77 here and having the same issues setting up even after running through all of the troubleshooting ideas above. I have tried every solution out on the web for over a week and fully understand why and how some solutions work and some dont, but cannot get the mute button working WHILE THE TV IS ON. Hi @Mike010101, thanks for the update. I reached out to Sonos support. can u share any youtube video how to set step by step ? I wondered if LG had done a software upgrade to make it work. Please see video of the loop glitch:Video. (if the above fails). Then connect the sub and remove the sls. Hi after hard resetting the TV all is OK.
(I have a HD Fury Arcana but prefer to not need it). Do you have any external devices connected to the TV? It seems I'm getting Atmos OK, just not uncompressed. I have ensured that Simplink is on and the TV speakers are off. Netflix on the tv app sometimes stops outputting sound but it's only happened between episodes as opposed to randomly while an episode is playing. This topic has been closed for further comments. Help others find useful content by clicking the like button and selecting the best answer to your question. I just want my new TV and new soundbar to play nice. Id prefer a more permanent solution but this works until LG or Sonos release an update. I know it's a long shot but if you don't get answers from Sonos here, try reaching out to a youtuber Peter Pee or Jonah Mathes. My system is connected to a Sonos sub and 2 Sonos One wirelessly. Let us know! The same happened to my Xbox Series X once and if I remember correctly the same solution helped. The only Atmos titles that I am aware of is Jack Ryan, The Tomorrow War, Suspiria, and Carnival Row. If you want detailed info of what audio is playing click on the settings (cog wheel) in the app and then click on system > about my system. NOTE:On some TVs, you may need to select External Audio (Optical/HDMI).
- Rashi.
At least those are the settings I use and everything works well.
Run the TV Setup process in the Sonos app and connect the Arc to the TV when the app instructs you to using the HDMI cable that came with the Arc. Whether connected via HDMI or optical dongle.From here you will be able to follow the directions in Sonos LG Magic Remote set up page and all will be good. @RobDeeWhat model TV do you have? That sucks. Not good for a $2k+ system. I tried what you suggested, however when I enable the eARC function in the TV I get the glitch loop again. If you need help with any other information, please be sure to let us know. Some of the community members might provide their own opinion about this, and it will be much appreciated. The Sonos community is always here to help. Edit: I should add, it's only when I enable eARC that I get the problems. May I ask, have you performed the steps we provided in this thread? Good to hear that it does work.
What do you mean by not getting atmos? Therefore, Iamcontemplating a very expensive, upgrade to make it work, butwant to be 100% sure, that the Sonos Arc is fully compatible, with no known issues. Let us know what you have in mind with the advice above. Issue solvedthanks a lot for tipsyes dolby atmos can only be played in original soundtrack. I shouldn't really bother pursuing this then until I test it with those formats.
Best answer by 106rallye 17 January 2022, 10:02. Please do not hesitate to reach out if you have further questions or concerns. I had a similar issue with a samsung hw-k950 soundbar some years ago. :). If I change the source to internal then back to hdmi arc it solves it. Not yet but will surely try and will reply .
My question is, like how TVs have "accurate/optimal" picture settings, would I have to set my TV (lg cx) sound settings manually to get good audio out of my sonos arc (standard cinema, oled surround, bass boost etc) or will plugging in the sonos arc make the sonos arc handle the settings and Id have to control the sound settings through the sonos app? We have no information to share with you yet when this will be resolved. The Sonos Arc is not inexpensive and Dolby Atmos support was part of the reason why I decided to purchase it. We'll send you an e-mail with instructions to reset your password. This is incredibly frustrating. I can also get it to reconnect by power cycling all the SONOS components. EDIT: also just wanted to comment that I have used multiple HDMI cables to rule out the HDMI cable being the problem. But as soon as the TV is turned back on they disconnect. It worked flawlessly! Prime Video has very limited Dolby Atmos titles. 
I'm at my winter home now and don't have Sonos here, but I know The Mandalorian is one of them. We'll send you an e-mail with instructions to reset your password. (The Phillips options makes no difference to me..I have tried them all). Sorry if my questions are confusing. Hi @Mike010101,Thank you for reaching out and welcome to the community.Thanks for alerting us about this issue. We would also appreciate it if you can keep us posted on this. The sound is coming through the Arc system via HDMI-ARC. If after doing all the steps and the issue is not resolved, it would be best to contact oursupport team for more in-depth troubleshooting steps. - Rashi. I had been away for 2 weeks and when I came to demonstrate the problem of the LG remote not working, it worked!!! I bought from Richer Sounds. What are yoor TV's sound settings? Unplug the power cable from your TV, the Sonos Arc/Beam,and any connected audio source (such as a cable box or video game console). I am receiving only dolby 5.1 digital sound so please help me to solve this issue. Enter your username or e-mail address. I think the problem is coming from another TV box that is connected on the TV. (FYI the vol+ and vol- are working, but I cannot get the mute button to work, whatever I try). "Receive with simplicity everything that happens to you." However, this only works for + and - and the LG magic remote is omitting the signals for mute or sending the wrong ones, hence why I strongly believe it is a cx firmware issue. Kindly reproduce the issue, then submit a diagnostic report through the Sonos app shortly after the erroroccurs, and reply with the confirmation number. Unfortunately, the Sonos app describes that there is a problem with the TV Connection.
But finally, I found one, only one! You can use the search bar to find a similar topic, or create a new one by clicking Create Topic at the top of the page. My Magic controller with my LG OLED 55CX now controls my optical connected Sonos Playbase perfectly including the mute option. Please let me know if you have any other questions or concerns. Hi, thanks for the response. Let us know if you need help with any other information, we're here to assist you. Please followthe steps below to configure your LG Magic Remote to work with Sonos home theater speakers: Note: If youre still not able to control your home theater speaker with the LG Magic Remote, try disabling SIMPLINK for the Optical connection underSettings>Sound>Sound Out. Can anyone confirm whether these TVs now have Atmos pass-through? Let me know how it goes and if you have any other questions or run into any issues, please do not hesitate to reach out. Possibly? All four HDMI ports on your TVare 2.1 enabled but the first one brings eARC. Hi, I was wondering if you can confirm that the vol+ vol- ANDmute buttons all work without issue with the LG OLEDCX55, the magic remote and the Sonos Arc. Reconnect the HDMI cable directly to your TV and the Sonos Arc/Beam. It should also work with Sonos Arc. I understand HDMI-ARC is required for Dolby Atmos signal. Im going to repost to a Sonos ARC problem stream sense this is not an issue with the LG CX. I suggest our phone team for they have more resources available on their system for advanced troubleshooting, and the tools our agents can use would be very useful in this case, there can be an advantage if they need to remote into the controller to see what's going on.
Select Device Connections. I'm glad that you can now control the volume and use the mute option after updating your LG TV. Once I enable eARC, sound output is changed to TV speaker. Mine still doesnt work.
Also no Apple device we're all Samsung here :(. However, when I replaced the Sonos provided HDMI with a high quality one from Amazon, immediately the TV recognized the Arc and I could control volume with the LG remote. That would tune the Arc based on the room acoustics. If that is LG Magic Remote, you may see this article that will guide you on how to configure the LG remote. A few things I can suggest, although its pure speculation from my part. It appears the Sonosloses the hdmi arc signal. It was helpful to read that the Sonos Beam/Arc will only submit to IR control. nothing seems to work. Hey, Im planning the same set-up - any news on the topic? Make sure you see the Dolby Atmos logo next to the title,and make sure you choose the English audio track. Is this issue resolved? They were very helpful and sent a member of the local shop to my home with a new Arc and Beam to check all settings. Is there any solution?.. We are always happy to help out. Unbroken on NETFLIX ( I have premium membership). My question about the arc is basically whether the volume is being. We'll send you an e-mail with instructions to reset your password. Let me share some information with you. Press J to jump to the feed.
If your Sonos home theater speaker is connected to your TV via optical cable or adapter, some configuration is necessary to enable the remotes IR output to fully control your home theater speaker, volume up, volume down, and mute buttons. For (1), we have tried the Sonos app troubleshooting, but it cannot resolve it. Again, please let me know if my understanding is incorrect but I believe eARC needs to be enabled for Atmos to function. If you have any other questions or concerns, feel free to reach out. The Sonos community is always here to help. FyI the device connector option is not available on the 2020 cx and you need to go through the universal remote configuration and you can select sonos not phillips. Thanks for reaching out and for the detailed post. It just needs to set overnight with the TV off and when the TV is turned on it disconnects from the SUB and ONE SLs. Once its working it stays up until the TV is turned off for a couple hours and then turned back on. Also, check for your LG TV software if up to date. Sorry, our virus scanner detected that this file isn't safe to download. It appears that this solves the audio dropping out on the Sonos Arc (havent had time to test the beam yet) HOWEVER it is my understanding that in order to enjoy the Dolby Atmosfeatures of the Sonos Arc I need to have eARC enabled on the TV. Im only getting stereo PCM from Netflix & Prime etc. What content?and where from? Hi @Gtrex,thanks for your response and updating us. Sorry, our virus scanner detected that this file isn't safe to download. I'm yet to setup TV in the Sonos App, not sure what that is.. I have tried the steps in the link for both the optical connection and the HDMI-ARC. If you have other questions with your Sonos products, feel free to reach out. I've tried googling with little success. Select any manufacturer. I have a better understanding of the problem, it has nothing to do with the LG CX. You may check that option on About my system to check on detailed information on what audio is playing.. This will assist with the magic remote universal remote connection. I have the same set up as you with absolutely no issues using the Sonos HDMI cable provided with the Arc. Just since nobody else has mentioned using the provided cable yet..
However, I noticed on the home theater settings that theARC (Audio Return Channel) status on the TV is disabled.
Wait 30 seconds before you plug them back in. This isa Sonos ARC problem. Go to All Settings -> Sound -> Additional Settings and turn on eARC. I enabled eARC on the tv and set the digital sound out to Pass through. Thank you both. I did find the two options to set eArc and Pass Through. They were at a different location than the setup videos i have seen. So there i am good. Be sure Simplink(CEC) is enabled on the TV. May I know the make and model number of the TV remote youre setting up? If you have some external devices connected to TV like, set HDMI Audio In to Bitstream (although it should be that by default). Sorry, our virus scanner detected that this file isn't safe to download. Hi, I have an LGoled c1 and I'm having the same issues with my new arc that was bought today. We can check and wait for feedback from other Sonos users about this concern if most of the content they are playing is mostly not showing Dolby Atmos. When you said you tried connecting them on ethernet before, what were you connecting them to? Enter your username or e-mail address. I did read that. Where is the Now Playing screen? Im not sure i see it or know what it is, When i start the app, it goes to the My Sonos screen. there i see at the bottom Living Room Tv. You could ask Netflix in your country. If you are still encountering issues after this, then perhapstry temporarilyswitching off eARC on your HDMI-2 port in the TV Sound settings, to return to normal HDMI-ARC and then try againdont forget to switch the port back afterwards to eARC for Dolby Atmos (uncompressed audio codec purposes). I meant to ask you - have you tried removing the sub from your setup and leaving the sls and arc connected? Can anything be set to pass through? So what i am doing wrong please guide me.i have paid subscriptiion(Top)for Netflix,Amazon,Sony,Hotstar but no dolby atmos for any of these streaming sites. Didn't want to create a new thread just for this question, but is it normal that when you first turn on the TV it the input that the Arc is on flashes on the screen (like it says HDMI Connection icon thing). Hello, I am having the same issue- Sonos ARC with LG 65oledCX. I have a Sonos Beam and Sonos arc. With what movie or series on what service? I assume not and we have to live with the inability of the (not so) magic remote operating the Arc.
But a better solution to keep lpcm was to set the hdmi audio in on the tv to pcm from Bitstream. Sound menu Select Audio Out (Optical/HDMI ARC). Its a minor annoyance and switching off eARC isnt really a workaround as you lose Atmos and the Arc doesnt have any extra HDMI inputs for me to plug devices into directly. Agree, Ive found that to be the case as well - making sure CEC control was turned on. However, there are two issues: (1) Sonos app tells me there is a connectionissuewith my TV setup, and (2) the TV remote cannot change the volume on the Arc. This topic has been closed for further comments. I've had minor issues: But mine are minute compared to yours. So I did nothing more, except for following the settings advice earlier in this thread. Although the menu layout is different on the CX model.To get to that section where you set up the remote to control a device,you will need to press the settings button, then go to All Settings, then Connections. Just wanted to make sure you have you HDMI cec turned on, its annoying that you have to turn it on, but once i did i can control everything from the magic remote.
Any updates? I'dreview your system further as well as the status of the devices, it will help in identifying what's possibly causing the issue. They've done some great reviews on Sonos products. In most cases, when a function doesn't work, it will be fixed by updating the software. the Enhanced Audio Return Channel (eARC) next-gen version of ARC implemented in HDMI 2.1. https://support.sonos.com/s/article/3479?language=en_US. Except for enabling atmos and stuff right? I have an LG CX with the Arc and also noticed a signal drop from time to time.
Just to clarify, the eArc is for HDMI port 2 not port 1 I believe. Please try again in a few minutes. Are you using the HGMI labeled eARC on the GX? Disabling the eARC is a workaround to address the audio dropping issues. Same issue.
FYIyou are only going to get lossless Dolby Atmos via Dolby TrueHD from a Blu-ray or UHD disc or from an external media device that supports Dolby TrueHD like an Nvidia Shield. Had the same issue..Thanks for advise! My audio drops daily, whether Im on cable (Xfinity) or AppleTV. I only have this problem when using the HDMI eARC connection. If you have any questions, feel free to reach out. Let us know if it works. As I am having issues with the mute button on my Playbase, which apparently cannot be resolved It seems to be a firmware issue with the IR controls of the CXTV and/or Magic remote and am not confident about an LG fix ). Most Dolby Atmostitles have the Atmos audio on the English or original language trackonly. Thanks for getting back to me. Any update on how we can fix the problem? This topic has been closed for further comments. I have just purchased SONOS ARC for my LG OLED G1 SERIES.Everything works perfect but the dolby atmos is not playing inTV. I've just replaced the HDMI cable for a 2.1 8K one, and I'm now getting a different issue: no sound. @DuranDoranMartellThe LG CX is equipped with HDMI eARC and supports Dolby Atmos pass through. I would also suggest setting the TV ports to pass-through the audio received from other HDMI connected devices and configure the audio-out codecs on those other devices, rather than having the TV processing/transcoding their signal. My apologies and let me clarify that theres only 1 port that hasthe eARC and it should be on HDMI 2, according to LG support page here is the link: https://www.lg.com/us/tvs/lg-oled65gxpua-oled-4k-tv. I tried everything mentioned above.. My issue resolved itself! I moved all the Sonos components away from everything else (12 feet) and it still failed when theaudio stream was started (HDMI_ARC or Internet). Enter your username or e-mail address. We'll send you an e-mail with instructions to reset your password. Sorry, our virus scanner detected that this file isn't safe to download. Following an incident involving a friend's toddler and his toys, my 4k TV now features a bright white illuminated crack across the screen. Also everything worked fine until I got updated by both LG and SONOS so I dont know who broke the system. Then, using the Sonos page to set up Magic Remote -https://support.sonos.com/s/article/3479?language=en_US. I have the same issues when the ARC is connected directly to the BD player. It seems to me that the problem lies either with Sonos or LGs implementation of the e-arc/arc protocol. I am getting an error when attempting to connect the TV from the Sonos app. Adjust the group audio delay - Settings > System > Tap your Sonos Beam > Group Audio Delay and then choose a delay option. I have a newLG 87connected to my Arc via the eARC HDMI port utilizing an expensive high bandwidth return cable. Or a reboot of the tv also helps.
If I use the optical adapter the sub and surrounds dont disconnect but I dont have volume control and cant use all the features of the SONOS ARC. Thanks for reaching out and for looking into this. Click Treuplay to tune it and follow the on screen instructions to tune. I wanted to see if anyone with the same setup can confirm this setup issue or not.. Install the latest software update for the TV. I will reach out to Sonos Support to see if they are able to find a solution. You can use the search bar to find a similar topic, or create a new one by clicking Create Topic at the top of the page. If I power cycle the SONOS ARC the surrounds and sub reconnect most of the time sometimes I have to power cycle all the Sonos components. I have exactly same issues with my LG 65GX, were you able to resolve the issue? Dolby atmos works for now but sadly not for all dolby atmos moviesany suggestions. Hi@Mike010101, thanks for the update About your question, when youre playing a movie or a Youtube video, It will show on the Sonos App on the now playing screen on what sound is being processed by the specific content that youre watching.. I followed the steps you outlined and ran a diagnostic report (confirmation number: 1360637274). Let us know how you get on with the advice above and run a diagnostic report.
Sound and everything else is fine, but was just wondering if I had a setting wrong or something.
I have LG55 C1 2021, I enabled CEC on the TV and have no devices connected.. Make sure the Arc is connected to the TVs HDMI eARC port andset yourTV to these settings: My Sonos Arc works in Arc mode, I am connected to the Arc/eARC socket 3 on the back and have all of the settings as suggested. Try settings up the sonos that way through the tv. What I did find was either a quick tv reboot or switching the audio source to internal then back to Arc solved it for me. And I don't believe any one can with an optical sonos connection. Sorry, our virus scanner detected that this file isn't safe to download. Same here - planning an LG OLED55GX with Sonos Arc. You can also control Arc sound in Sonos App manually. About this issue, so that we can check the status of the connections on the Sonos Arc to your TVand the output it is broadcasting,Ill ask you tosubmit a diagnostic reportto investigate further what could be causing this issue. Enter your username or e-mail address. SIMPLINK is a feature that enables you to control and manage various multimedia devices conveniently using the TV remote. The provided cable has worked fine in my set up. Does it behave the same in these scenarios? If off it works fine, so this proves the issue is that the magic IR logic although working for + and - is not behaving the same for the mute option. I found when I hooked up the Arc with the Sonos provided HDMI cable to the eARC connection on the LG CX - I was unable to control the volume on the TV using the LG smart remote, even with HDMI passthrough and eARC enabled. Let me suggest the next troubleshooting and see if it works for you. So Im in a holding pattern on this issue now, cant fix something thats working. Although it plays well from the soundbar, the app does not recognize it at properly syncing. Although you may see an option for Sonos in this list, we find that Philips seems to work best. Sonos ARC is awsome even in 5.1 dolby digital sound.pls advice for speakers for sonos arc, please advice where should I keep SONOS SUB to get full effects of bass. i click on it and has a blank screen at the top, a moon and chat icon at the bottom and also a volume control. But i see nothing else about the sound quality. You dont have to make sound changes in TV as those are for TV Speakers. Sorry, we're still checking this file's contents to make sure it's safe to download. Yes. Im no further ahead, i have another thread open Issues connection LG GX65 with SONOS ARC unfortunately none of the help given thus far has made any difference, time to go back to John Lewis and ask formore help. And yes, it is connected to my CX via hdmi arc. Check for Sonos update - Settings > System > Check for updates. If you have other questions with your Sonos products, feel free to reach out. Please confirm as that is what I have mine set as and it works and I see the fancy Sonos black/white screen.. Just make sure you've set it to passthrough and that you've selected a film that has an atmos soundtrack. Itis frustratingas I have a 600 soundboard + subwoofer and a pair of sonos 1 rear speakers and a 1300 tv ..a 3 grand system and the volume controls don't work properly :(, (I have also bought hdmi/optical converters and new hdmi cable to try different configuration, but cannot get it to work), Now decided, to live with it and let it go.fingers crossed for an LG fix, After emailing LG and chatting to support, several times over the last couple of weeks andwith a final attempt with an email to their official CEO feedback forum yesterdaythis lunchtime I had a TV update and my Mute button works :).