Sky Q Sound Infuria...
 

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[Closed] Sky Q Sound Infuriation! What's going on! AV Singletrackers please help!

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Sky Q installed.

Linked to Yamaha AV Amp. With passthrough setting to an older (2010 or so) Samsung TV.

Same set up with Sky+ previously. no issues at all, with sound set to Dolby Digital output.

Now with the same connection - I lose passthrough sound to the HD channels (SD is fine) when the amp is off.

It's only standard dobly digital...not the Atmos. So what is the issue here?!

Thanks


 
Posted : 15/04/2019 12:14 pm
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just to add, if the amp is on and am watching through the amp, all is good in the world.


 
Posted : 15/04/2019 12:15 pm
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I have a (very old) Yamaha AV amp - I seem to recall there's some passthrough setting which needs to be enabled for it to work properly? I.e. if it's not on, you don't get sound? Or have I missed the point?


 
Posted : 15/04/2019 12:28 pm
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All over HDMI I assume?

Purely guessing but, perhaps the amp can handle Dolby Digital and the TV can't? Can you set pass-through output to PCM on the receiver?

I had some sort of similar stupidity when I first set up my Sky HD box, at the time I ended up running an optical cable in parallel to the HDMI. I'd have to rip it all out to check, but I'm fairly sure this was fixed in a firmware update or something.

What's the sound output mode set to on the Q box?


 
Posted : 15/04/2019 12:34 pm
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A quick Google would suggest that PCM on Sky Q is called "normal." Try setting it to that rather than DD.

(The Dolby Digital signal needs to be decoded before it can be played back - this is basically telling the Sky box to do it rather than offloading the decoding to the amp. This may be inferior, I've no idea how good the Q box is, but I'd expect it to be a negligible difference.)


 
Posted : 15/04/2019 12:42 pm
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I had some sort of similar stupidity when I first set up my Sky HD box, at the time I ended up running an optical cable in parallel to the HDMI.

I am doing this. I have the OPtical cable set to "Dolby", and the passthrough on HDMI set to "normal" through the Sky Q - then had to change the amp settings to take picture from HDMI Cable, but sound from the Optical. So a bit of a fudge.

The TV has always Taken dolby before without issue.


 
Posted : 15/04/2019 1:27 pm
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There's quite a lot of traffic about some TVs not being able to output Dolby to the Sonos Beam if it's come from a Sky Q box.
Thus may be related.


 
Posted : 15/04/2019 1:30 pm
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I am doing this. I have the OPtical cable set to “Dolby”, and the passthrough on HDMI set to “normal” through the Sky Q – then had to change the amp settings to take picture from HDMI Cable, but sound from the Optical. So a bit of a fudge.

In which case I'd:

a) take a note of all the settings and connections in case it goes to pot and you need to revert,
b) switch the receiver channel back to be HDMI audio and disconnect the TOSlink,
c) if it's still playing silly buggers then, set the Sky Q audio to Normal.


 
Posted : 15/04/2019 1:48 pm
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In which case I’d:

a) take a note of all the settings and connections in case it goes to pot and you need to revert,
b) switch the receiver channel back to be HDMI audio and disconnect the TOSlink,
c) if it’s still playing silly buggers then, set the Sky Q audio to Normal.

all done. Still no joy. GRRR!


 
Posted : 15/04/2019 1:55 pm
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Huh. So it doesn't pass through even with the source set to PCM?

I've just had a look at mine (Yamaha receiver also) and I can't see any settings that could relate to the passthrough, looks like what comes in goes out.

What happens if you bypass the amp completely and go directly to the telly? (NB: try both HDMI cables in turn.)


 
Posted : 15/04/2019 2:16 pm
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So it doesn’t pass through even with the source set to PCM?

- correct.

What happens if you bypass the amp completely and go directly to the telly? (NB: try both HDMI cables in turn.)

I'll do this when I get home later on...


 
Posted : 15/04/2019 3:37 pm

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