# AC3 5.1

**URL:** <https://forums.plex.tv/t/ac3-5-1/38420>\
**Category:** Apps & Creations\
**Created:** [July 14, 2013, 6:46pm UTC](https://forums.plex.tv/t/ac3-5-1/38420 "2013-07-14T18:46:33Z")\
**Posts on this page:** 16\
**Page:** 1

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**Author:** ![titangrosso](https://avatars.discourse-cdn.com/v4/letter/t/71c47a/32.png) [@titangrosso](https://forums.plex.tv/u/titangrosso)\
**Post date:** [July 14, 2013, 6:46pm UTC](https://forums.plex.tv/t/ac3-5-1/38420/1 "2013-07-14T18:46:33Z")

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Hi, i have problems with 5.1 audio, i am using latest build of plex server on my windows 7 machine, latest plexconnet, and atv3 latest firmware

i also set on on in atv the dolby digital and also select that on my plex server, but i only get stereo with my home threater

&nbsp;

Can anyone help?

&nbsp;

Thanks

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**Author:** ![BigWheel](https://sea1.discourse-cdn.com/plex/user_avatar/forums.plex.tv/bigwheel/32/78783_2.png) [@BigWheel](https://forums.plex.tv/u/BigWheel)\
**Post date:** [July 14, 2013, 6:50pm UTC](https://forums.plex.tv/t/ac3-5-1/38420/2 "2013-07-14T18:50:45Z")

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Do you have this checked in Transcoder settings

![post-2548-0-81418900-1373827838.png|690x85](upload://ga4u4SqLfVMFZ5PRbG719uLwqNG.png)

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**Author:** ![titangrosso](https://avatars.discourse-cdn.com/v4/letter/t/71c47a/32.png) [@titangrosso](https://forums.plex.tv/u/titangrosso)\
**Post date:** [July 14, 2013, 6:56pm UTC](https://forums.plex.tv/t/ac3-5-1/38420/3 "2013-07-14T18:56:20Z")

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Yes i do

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**Author:** ![alias\_rex](https://sea1.discourse-cdn.com/plex/user_avatar/forums.plex.tv/alias_rex/32/887_2.png) [@alias\_rex](https://forums.plex.tv/u/alias_rex)\
**Post date:** [July 15, 2013, 2:22am UTC](https://forums.plex.tv/t/ac3-5-1/38420/4 "2013-07-15T02:22:05Z")

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Where is that setting? I've searched high and low through the Plex Media Server preferences (Mac OS X version) and I can't find it anywhere.

\*\*\* Never mind. I found it. I had to enable advanced options and the description is a little different:

"Enable Dolby Digital during AirPlay:

When playing video with AirPlay on an Apple TV, allow Dolby Digital audio to play. You must go to Settings on the Apple TV and set Dolby Digital Out to "On" in the Audio & Video menu."

> Do you have this checked in Transcoder settings
> 
> ![attachicon.gif](http://forums.plexapp.com/public/style_images/plex/attachicon.gif)[Screen Shot 2013-07-14 at 11.52.48 AM.png](http://forums.plexapp.com/index.php?app=core&module=attach&section=attach&attach_rel_module=post&attach_id=18196)

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**Author:** ![Applemediacenter](https://sea1.discourse-cdn.com/plex/user_avatar/forums.plex.tv/applemediacenter/32/6547_2.png) [@Applemediacenter](https://forums.plex.tv/u/Applemediacenter)\
**Post date:** [July 15, 2013, 3:14am UTC](https://forums.plex.tv/t/ac3-5-1/38420/5 "2013-07-15T03:14:37Z")

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> Hi, i have problems with 5.1 audio, i am using latest build of plex server on my windows 7 machine, latest plexconnet, and atv3 latest firmware  
> i also set on on in atv the dolby digital and also select that on my plex server, but i only get stereo with my home threater  
> &nbsp;  
> Can anyone help?  
> &nbsp;  
> Thanks

  
You have to be running plex 9.8 to check off 5.1. To have that you need plex pass. If you don't have 9.8 no 5.1 from ATV.   
If your running plex media server 9.8 check off 5.1 sound and set the ATV Dolby from auto to on.

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**Author:** ![jcarlough](https://avatars.discourse-cdn.com/v4/letter/j/ac91a4/32.png) [@jcarlough](https://forums.plex.tv/u/jcarlough)\
**Post date:** [July 15, 2013, 3:34am UTC](https://forums.plex.tv/t/ac3-5-1/38420/6 "2013-07-15T03:34:46Z")

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> You have to be running plex 9.8 to check off 5.1. To have that you need plex pass. If you don't have 9.8 no 5.1 from ATV.  
> If your running plex media server 9.8 check off 5.1 sound and set the ATV Dolby from auto to on.

That was my first guess (he doesn't have a plexpass).

Money well spent!

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**Author:** ![f00b4r](https://sea1.discourse-cdn.com/plex/user_avatar/forums.plex.tv/f00b4r/32/768_2.png) [@f00b4r](https://forums.plex.tv/u/f00b4r)\
**Post date:** [July 16, 2013, 10:16am UTC](https://forums.plex.tv/t/ac3-5-1/38420/7 "2013-07-16T10:16:18Z")

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The latest publics release of PMS now has the 5.1 option, although it is labelled Airplay 5.1.

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**Author:** ![titangrosso](https://avatars.discourse-cdn.com/v4/letter/t/71c47a/32.png) [@titangrosso](https://forums.plex.tv/u/titangrosso)\
**Post date:** [July 17, 2013, 3:47pm UTC](https://forums.plex.tv/t/ac3-5-1/38420/8 "2013-07-17T15:47:12Z")

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I have 0.9.7.28 version , so you mean i can have 5.1 from my atv3?

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**Author:** ![f00b4r](https://sea1.discourse-cdn.com/plex/user_avatar/forums.plex.tv/f00b4r/32/768_2.png) [@f00b4r](https://forums.plex.tv/u/f00b4r)\
**Post date:** [July 17, 2013, 3:51pm UTC](https://forums.plex.tv/t/ac3-5-1/38420/9 "2013-07-17T15:51:52Z")

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> I have 0.9.7.28 version , so you mean i can have 5.1 from my atv3?

  
Yes, instructions are on the wiki.

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**Author:** ![RcRogers](https://sea1.discourse-cdn.com/plex/user_avatar/forums.plex.tv/rcrogers/32/4175_2.png) [@RcRogers](https://forums.plex.tv/u/RcRogers)\
**Post date:** [July 20, 2013, 9:24pm UTC](https://forums.plex.tv/t/ac3-5-1/38420/10 "2013-07-20T21:24:46Z")

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Howdy,

I have the latest PlexPass version of PMS running on a Windows 7 machine, the 5.1 option under PMS Transcoder -\> Advanced Settings is checked, my ATV3 is set to ON for Dolby Digital, and I have the latest version of PlexConnect. &nbsp;Everything is working except 5.1 with PlexConnect on the ATV3. &nbsp;But 5.1 works fine on my ATV3 with all other apps (e.g. Netflix, AirPlay). &nbsp;Any ideas?

Thanks!

Rc

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**Author:** ![GardenVariety](https://avatars.discourse-cdn.com/v4/letter/g/5e9695/32.png) [@GardenVariety](https://forums.plex.tv/u/GardenVariety)\
**Post date:** [July 21, 2013, 7:08pm UTC](https://forums.plex.tv/t/ac3-5-1/38420/11 "2013-07-21T19:08:31Z")

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I am having the same issue. 5.1 works over AirPlay but doesn't work with ATV3 and PlexConnect.&nbsp;

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**Author:** ![shapethelola](https://avatars.discourse-cdn.com/v4/letter/s/7bcc69/32.png) [@shapethelola](https://forums.plex.tv/u/shapethelola)\
**Post date:** [July 21, 2013, 7:49pm UTC](https://forums.plex.tv/t/ac3-5-1/38420/12 "2013-07-21T19:49:15Z")

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Ive got the same problem.&nbsp;

Ive checked everything I could. I had a running configuration with an older PlexConnect version running just fine with dolby digital.

But Ive setup my new ubuntu server today and I couldn't get it to run. As I already have deleted my old mac mini server theres no chance I can verify its the new PlexConnect version to be honest.

Im running the latest Plexpass Server and latest PlexConnect versions

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**Author:** ![shapethelola](https://avatars.discourse-cdn.com/v4/letter/s/7bcc69/32.png) [@shapethelola](https://forums.plex.tv/u/shapethelola)\
**Post date:** [July 21, 2013, 8:21pm UTC](https://forums.plex.tv/t/ac3-5-1/38420/13 "2013-07-21T20:21:30Z")

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I was able to verify that the latest pull from PlexConnect does disable 5.1 dolby digital on AppleTV for me.

I took an 12 days old version from my time machine and there it works again

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**Author:** ![ivan.robertson](https://avatars.discourse-cdn.com/v4/letter/i/ecb155/32.png) [@ivan.robertson](https://forums.plex.tv/u/ivan.robertson)\
**Post date:** [July 21, 2013, 9:43pm UTC](https://forums.plex.tv/t/ac3-5-1/38420/14 "2013-07-21T21:43:22Z")

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I have the same issue. New plexconnect and 5.1 stopped working, in addition I am now also experiencing flicker and lagging in the sound.

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**Author:** ![chrisbcole](https://sea1.discourse-cdn.com/plex/user_avatar/forums.plex.tv/chrisbcole/32/3274_2.png) [@chrisbcole](https://forums.plex.tv/u/chrisbcole)\
**Post date:** [July 22, 2013, 1:52am UTC](https://forums.plex.tv/t/ac3-5-1/38420/15 "2013-07-22T01:52:50Z")

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> I was able to verify that the latest pull from PlexConnect does disable 5.1 dolby digital on AppleTV for me.
> 
> I took an 12 days old version from my time machine and there it works again

I posted a [new thread](https://github.com/iBaa/PlexConnect/commit/655befe3bfcecb8acbf220b6527131d1f17544fb) with a link to a pull request I submitted. &nbsp;The issue was when they cleaned up the arguments sent to Plex, they removed how Plex identified the Apple TV and therefore removed the special treatment Elan had added for Apple TVs in PMS.

Hope this helps.

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**Author:** ![system](https://global.discourse-cdn.com/plex/original/3X/2/a/2acb9765406f63293d357b4ec509ec39aa28f2ad.png) [@system](https://forums.plex.tv/u/system)\
**Post date:** [December 20, 2019, 11:43pm UTC](https://forums.plex.tv/t/ac3-5-1/38420/16 "2019-12-20T23:43:07Z")

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Closed on December 20, 2019, 11:43pm UTC

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