Audio Receiver Lip Sync

On my wifi tv, the sound is out of sync with the speech

https://www.cnet.com/tech/home-entertainment/lip-sync-error-causes-solutions/#:~:text=A%20lip-sync%20error%20occurs%20when%20the%20video%20of,the%20audio%2C%20but%20the%20reverse%20can%20also%20happen.

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Lip-sync error: Causes, solutions - CNET

https://www.cnet.com/tech/home-entertainment/lip-sync-error-causes-solutions/

How do I fix my lip sync receiver? – JanetPanic.com

https://janetpanic.com/how-do-i-fix-my-lip-sync-receiver/

Audio Lip Sync - The Next Big Feature? | Audioholics

https://www.audioholics.com/audio-technologies/audio-lip-sync-the-next-big-feature

LG TV Audio Delay, Lip Sync Issue (Fixed)

https://tvnoob.com/lg-tv-audio-delay-lip-sync-issue-fixed/

For LG TVs, the Dolby lip Sync issue can be fixed by following the steps below that I tested and it did completely fix my LG OLED TV’s sound issue. Turn your TV sound output to internal speaker > turn on Dolby Atmos > turn on AI Sound Sound output should be HDMI Arc > Auto Make sure you are using BITSTREAM instead of PCM as the sound output.

Denon 2700H - Lip Sync | AVForums

https://www.avforums.com/threads/denon-2700h-lip-sync.2336651/

If your sources are going straight into the AVR, then it will strip out the audio before forwarding the video signal to the TV. It is usual for the audio to be ahead of the video with lip sync issues as the video signal takes longer to process.

How the hell does HDMI's "Auto Lip Sync" work? | AVS Forum

https://www.avsforum.com/threads/how-the-hell-does-hdmis-auto-lip-sync-work.1160970/

The HDMI 2.0 specification adds another "optional" lip-sync correction feature to overcome deficiencies in the 1.3a automatic lip-sync correction scheme. As mentioned earlier the 1.3a - 1.4 scheme only allows the TV (sink) to tell the source (AVR for example) two fixed audio delays needed to offset interlaced or non-interlaced (progressive) video.

Lip sync issue with Dolby digital / LG TV / Onkyo receiver ...

https://www.reddit.com/r/hometheater/comments/bmk6ak/lip_sync_issue_with_dolby_digital_lg_tv_onkyo/

Lip sync onkyo - Tom's Guide Forum

https://forums.tomsguide.com/threads/lip-sync-onkyo.358252/

I never use lip sync with my Denon AVR-1911. The sound and image are already synced if you're watching TV, playing games or watching movies and using lip sync will only create problems.

Audio Delay AVR-S750H - Denon

https://manuals.denon.com/AVRS750H/NA/EN/GFNFSYxnslsydu.php

Automatically adjusts the audio processing time to compensate for delays in audio/video timing from TV compatible with Auto Lip Sync. Automatic correction may not be performed depending on the specifications of your TV even when “Auto Lip Sync” is set to “On”. Adjust The timing mismatch between the picture and sound needs to be corrected manually.

Audio Sync issues after 9 update : ShieldAndroidTV

https://www.reddit.com/r/ShieldAndroidTV/comments/skp3d6/audio_sync_issues_after_9_update/

Audio Sync issues after 9 update. Hey, I primarily use my shield for playing movies via plex/kodi and netflix. My setup is Shield -> Receiver -> TV with all audio bitstreamed to my receiver. My receiver supports HDMI lip sync and prior to the update the lip sync was perfect, no issues what so ever. However, after the update the lip sync seems ...