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What's up with HDMI handshake


allgonoshow

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I bought a used Onkyo TX-NR809 in the spring and had nothing but trouble with it.

It started out being slow to switch from Blueray to Cable , then it wouldn't switch at all, or wouldn't give me any signal to the TV from either source

Did a lot of research and apparently HDMI handshake[lack of] is a common issue and not just with Onkyo. In the end I had to pull the power plug for a few hours and it would work for awhile. Anyway, i took it in for non warranty service and they say they can't fix it.

So I bought a brand new NR818 last week and it is doing the exact same thing.

I just watched a Blue ray movie and then wanted to watch the Charlotte race and no signal to Tv.

It is not a cable issue as the Onkyo logo appears

on the Tv screen, I have swapped the cables several times as well.

So now I have to take the new one back and insist the replace it rather than send it in for warrnty service.

If they send it in for service I am without my system for who knows how long.

Any techies out there that know what is up with this stuff?

Should I get a refund an change brands? If so, what?

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I'm guessing since you have the same problem with a new receiver that the fault lies elsewhere. Have you tried a factory reset on both the tv and the blu-ray player?Also if you haven't already, use a different hdmi input on the tv if available.

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Quote ...I'm guessing since you have the same problem with a new receiver that the fault lies elsewhere. Have you tried a factory reset on both the tv and the blu-ray player?Also if you haven't already, use a different hdmi input on the tv if available.

good suggestion, I'll will check both tomorrow.

When the 809 was acting up I put my older 708 in the system and it worked perfectly

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Yippie,

I swapped all the cables with known good ones, then swapped the cable box and voila,

had a picture, I put the old cable box back in and wiggled the coax and sure enough, it has an intermittant

connection. Hopefully that's all it is. Maybe the nr809 was a victim of the same problem, but I don't thing

so as there were other issues all well. It would be nice if the nr809 worked, I could sell it.

By the way, I sold the used Anthem avm50 pre/pro I bought earlier, too complex for me and no usb or networking.

I kept the Anthem 5 channel amp and am using it with the Nr818, althought it may not need it, it can't hurt.

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I know the UMC-1's handshake via HDMI works but it sure isn't smoothe. Very jerky, screen goes blue, but it does lock on after about 5 seconds after switching sources. You would think they would be able to get that worked out.

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Apparently part of the issue is that the standards are not well written and therefore the various manufactures are not on the same page. That's what I found trying to fiqure out my 809.

I believe it had an hmdi board failure rather than just being flakey switching. In the end it won't switch at all without a power down.

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I have been through various handshake issues lately with an

hdmi splitter and the darbee. The splitter wasn’t pulling up 1080p/24. Was just

basic 1080p which is fine for everything but blu rays. It worked when I first

got it but then for whatever reason stopped working out of nowhere. So I upgraded

it a little and no problems so for but fingers are crossed every time I power

on lol. Never had a problem tell I put all these extras in the system (hdmi

switch box, hdmi splitter, and darbee).

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I have had the same issue with handshaking after I had to tear my system down and start again. I went throug 3 HDMI cables before either I got lucky and it worked or until which ever connection in the cables that carry the handshake, connected and all worked again.

I also have had lots of issues with adding in splitters, switch boxes etc. It can be nice and it can be a pain in the back side for sure.

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