Vero 4K+ messes with ARC

The Vero would be on 24/7 the way I have it configured.
It just tells you TV to shut down when the screen saver activates.

It’s worth a try: HDR Autoswitch causing issues on my LG OLED65C8 - #238 by Kontrarian

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Just to confirm, when I have reenabled CEC adapter in KOdi with Kontrarian’s settings , all seems to be working okay. Ta

Hi,

I was also very busy and rarely at home.

Coming back to bmillham’s suggestion:

Following bmillham’s suggestion, I disconnected everything except the Vero 4k (HDMI 1) and the sound system (HDMI 4).

Since I haven’t had much time to watch television lately, the test may be limited in its conclusiveness. I have the impression that the problem is less common now, but it still occurs.

I also noticed another situation where the problem occurs: I watched two films in a row on the Vero 4k yesterday. The problem occurred when I switched between the two films. But here it was enough to just restart the sound system.

I haven’t tried Kontrarian’s settings, yet. Is it worth a try?

Best, Markus

aargh, it just happened again: watched a movie on Vero 4k and switched to the Youtube App on the TV… and sound was gone.

Markus

Had my Vero 4k a few months and I’ve had ARC issues since day one, I’ve disabled CEC and GPD lock is enabled and I still have to remove the HDMI lead if I want to get sound to my amp when using TV apps. Such a shame as apart from this issue it’s perfect.
LG 65B7 OLED with a Denon X2200 amp.

I figure that it is probably the easiest solution to plug in the HDMI into the Vero on a need-only basis and unplug it after its use.Don’t think that my family can go through all the required steps to bring the sound on again when I’m on the road during the week.

Best, Markus

Having a read through your posts it sounds like for some reason your TV might think the Vero is an Amplifier and is switching its output. In that manual you posted a link to I saw on page 43 it says “You can always change the name or change the type of a connected device” which sounded very curious to me. I would be interested to know what type of device it says the Vero is before and after you experience this issue. Does your issue go away if you manual set this as a player or recording device?

I have manually set Kodi as a “4K / UHD Media Player” and the sound system has been automatically recognized by the TV as a “HES” (“Home Entertainment System”). I have not experienced any changes by the TV to this configuration, which would be visible by the pictographs that are assigned to each device according to its function.

Best, Markus

I have reset all HDMI on my TV set so that the TV set will automatically recognize them. I also plugged-in the FireStick again into HDMI 2. The physical configuration is now:

  • HDMI 1: Vero 4k
  • HDMI 2: FireStick
  • HDMI 3: Nintendo WII
  • HDMI 4: Sound system

Results from the TV’s auto-recognition:

  • It immediately and correctly recognizes the sound system with its correct name “Philips HTS” as a home entertainment system (a pictograph with speakers)
  • it also immediately recognizes the FireStick as “Amazon FireTV” and its functionality correctly as a media player
  • it does not immediately recognize the Vero 4k: First, it shows only “HDMI 1” as a name and “miscellaneous HDMI” as input source. Then, this changes to “Kodi” as name and “satellite receiver” as input source. I’m not sure why it shows Kodi as a name. I remember that I have enter “Kodi” as a name earlier, which might indicate that it is the only input source, which’s name is not recognized by the TV set. I have no clue why the TV then believes it is a satellite receiver.
    (- did not attempt to auto-recognize the WII since it is mostly turned off anyway and does not have HDMI-CEC functionality which – I believe – is used by the TV to recognize a source’s name and function)

I leave the configuration as-is to see if something changes to test darwindesign’s suggestion:

With that said, I made another discovery right now and was able to reproduce the issue three times, which might provide some opportunity to solve it:
I was trying out Kontrarian’s suggestion:

I first set everything to their default values in the “Screensaver” section. Then, changed mode to “turnoff TV” and set the duration to 5 minutes.

A few moments ago, when doing the steps described above, I played some videos for some moments on the FireTV and subsequently on the Vero. I then changed to the TV to watch live TV (CNN). After a few minutes in a breaking news report about Brexit, suddenly the audio output stopped (i.e, no audio via ARC). It felt like 5 minutes. I then reactivated the audio and changed the source to the Vero to change the duration for the screensaver to kick in to 1 minute. I then changed back to CNN. I tested this twice and used a stoppwatch to measure the time fore the issue to occur: in both test runs the issue happened precisely after 1 minute (i.e., the issue is reproduceable). There were no changes to how the TV recognizes the Vero though (see darwindesign’s suggestion above). From my limited testing it appears to me that Kontrarian’s suggestion might not work for me (unless I failed to follow them precisely).

With that said: there might be different issues relating to ARC. What I mean with that?

  • Sometimes it is sufficient to select in the TV settings TV speakers and then external sound system to get ARC working again. I would call this a lighter issue which is notwithstanding annoying but easy to fix. The problems described above with the issue occurring presumably due to the Kodi’s screensaver were such easy to fix issues.
  • Then there are the issues that take more efforts to fix like unplugging HDMI, restarting the TV.

I’m not sure whether these issues have the same root cause or are related.

Best, Markus

When disabling the screensaver all together, it doesn’t happen - am I getting that correctly? From your testing it sounds like the turning off TV functionality is the culprit here.

Yes. I first wanted to make sure that there aren’t any odd Screensaver settings. That’s why I set everything in this section to their default values. Subsequently, I set the screensaver to turn off the TV after 5 or 1 minutes, respectively. Strange thing is that the Vero interfered with ARC even though I changed the source to ordinary TV apparently due to Vero’s screensaver timer.

(at least I think this is strange and unexpected).

M

All other screensavers don’t produce this behaviour - like, let’s say, dim?

Correct.

Reading up in this thread, it seems that only a few TVs have this issue… As long as we can’t reproduce this here, it’s probably very difficult to look at ways to fix this.

In the meantime, maybe switching to a different screensaver is the solution. I’m using the black screensaver with my plasma TV which prevents burn-in effectively. After watching a movie or a TV show episode I’d turn off my TV and AVR anyway, so no need for the Vero to do that. What’s different for you that you need the Vero to do the switching off?

I set the screensaver in that way in an attempt to get rid of the ARC issues, which according to this thread appear to affect different brands of TVs. To set the screensaver in such a way has been suggested here:

I was just surprised by the result and that the screensaver interfered with ARC. Maybe the other problems with ARC are not related to the same root cause. With that said ARC problems appear to be rather common.

So, no, I don’t need the screensaver to be set up in such a way. It was just an attempt to try something that was reported to work. I reset the screensaver to dim.

I didn’t mean to distract anyone with my post. I thought this might be worth mentioning since it affected ARC (at least to my surprise) and is reproducible.

M

Hi, Markus is right. It’s not about screensaver, he found a way to make the problem appears on a timely manner.
Unless we got defective hdmi/arc on our Vero4K and 4K+, i don’t see why you can’t encounter same phenomenon. And yes i tried various certified cables.

I personally had the problem on a LG EG960 + onkyo RZ710 AVR, then on LG EG960 + Denon x3500h. Now i have it on a Samsung Q950R + Denon x4500h.

Markus, i noticed that if i choose power off after watching a movie from shut down menu, my avr may keep working normally but also i won’t able to wake up my Vero 4K unless i reboot it (it’s not related to 18.3, i ve seen that since the beginning on my side).
The only difference with you is that i plug my V4K directly on AVR (for atmos and dts X passthrough) not on tv.

If you power off the Vero using shut down, you won’t be able to wake it from the remote.

Thanks MRK.

I have the feeling that the problem is less common now, but it is still there. Just this morning my youngest wanted to hear one of his audio books, which I copied as MP3s to a NAS. When I tried to play the MP3s on the Vero 4k, there was no sound.

However, another thing that struck me is that it now seems easier to bring audio back: I don’t need to unplug HDMI cables, restart everything, etc. In most cases (as this morning) it’s now sufficient to go to the audio settings of the TV set, switch the audio output to the speakers of the TV set and then switch it back to Philips HTS to play the sound via ARC.

I can live with that.

Thanks, M

Good to know that it’s normal behavior.
Can’t you add some auto uploading logs option or one click upload with a note to your servers, something totally transparent from the GUI ?

Markus, this doesn’t work more times than it works for me.
The day after I told you about shut down function, sound wasn’t working again, so I unplugged my V4K’s HDMI since then