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Old 11-04-2011, 04:28 PM   #10
oilyfan
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Quote:
Originally Posted by MickMcGeough View Post
Can someone explain to me how HDMI audio formats work?

I'm trying to squeeze the last bit of life out of a Yamaha receiver (no HDMI, one functioning toslink input). My TV has toslink out, but inexplicably will not pass DTS through. Barring replacement of one of those, I need to install an HDMI switch with toslink out and cut the TV out of the audio loop completely.

My question is: how does the source determine the audio format to output? As I understand it, the HDMI source can check what formats are supported by the target device? If I install a switch, will the source continue to fall back to stereo (being that the TV doesn't support DTS)?

I was looking at this switch:
http://www.monoprice.com/products/pr...seq=1&format=2

Anywhere local I could get something similar?
Yeah Mick you are right the HDMI EDID handshake determines what signal the source will output. During the handshake it will determine that your TV does not accept DTS or any format other than stereo, so the handshake will default the switch to stereo.

Newer TV's can carry 5.1 from the toslink out, not sure how old is your TV.

Best bet is a HDMI receiver.
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