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Denon AVR 685 clips off only on DVD playback

post #1 of 26
Thread Starter 
Hey all,

Here's what I've got going on.

I just moved and didn't change out any of my gear, so this didn't happen until I plugged in my system at the new house.

Denon AVR 685
Sony Blueray player
Comcast DVR
Klipsch speakers all around.

I checked all the wires in the back (straight wire to unit, no plugs) and don't see any crossing or touching each other, I've had that happen in the past. When we watch TV or play with the PS3, all works just fine. However, once we play a DVD or BR, it clips out in seconds to minutes.

I'm not even playing anything at loud stressful volumes. For example, we watched tv at -15, played PS3 at -25, and when I played a basic episode of Chuck or Breaking Bad in which it's just dialogue, it clips out right away.

Any thoughts?

I've ordered some banana plugs to make sure that the wires are truly contained, so maybe that fixes the problem.

Everything is running off one surge protector. Could that be an issue?

Just throwing darts at a dart board and hoping something sticks.

Thanks for your help.

Harley
post #2 of 26
It's uncertain from your post ... do you have a PS3 and a Sony Blu Ray player such that you're playing the DVD/BD from the Sony Blu Ray player and not the PS3?
post #3 of 26
If the problem happens with dialog, that makes the center channel suspect. Disconnect that speaker and try playing the same DVD again. Does the clipping go away? You can expect the dialog to go away as well, so this method will only help to isolate the problem, it won't solve it.
post #4 of 26
Thread Starter 
I'm playing my DVDs from the Sony BR player. I'll try checking the center speaker tonight when I get home from work, but dialogue works when watching cable TV. Only with the DVD does this happen.
post #5 of 26
Let's keep trying to narrow this down. What happens when you play the same DVD via the PS3? That might be worth trying tonight as well (with the center channel reconnected, of course).
post #6 of 26
Also try bypassing the surge protector and plug the Sony into the wall outlet, or plug it into the same outlet as the PS3 is currently plugged in to.
post #7 of 26
Thread Starter 
So here's tonight's results.

Again TV and PS3 were fine.

Moved DVD to different outlet. Same problem, shorted after a couple minutes. Removed optical and HDMI from DVD and secured the connection and so far this seems to be working. I let it play for five minutes or so (was done watching for the night) and it worked. I'll have to wait until tomorrow to see if it'll make it an entire episode.

Could loose connections really be the issue? Or is that fools gold?
post #8 of 26
It sure sounds like a connection problem. They manifest strangely sometimes.
post #9 of 26
Thread Starter 
Ok, so it shut down again tonight when watching Stargate. It happened twice at the exact same scene even after I removed and replaced the optical wire and HDMI.

I moved the DVD into my PS3 to play the same scene to see what would happen and it made it right through the trouble spot without a problem.

My HDMI for the DVD goes from TV to DVD
Optical goes from DVD to receiver.

Knowing this, is it most likely that replacing my optical cord would do the job, seeing as how the HDMI doesn't run through the receiver? My other thought is that maybe it's pinched at too sharp an angle from the tight space.

I appreciate any thoughts.
post #10 of 26
The word "pinched" should never be used in conjunction with optical (or HDMI for that matter).
post #11 of 26
Does the PS3 also have an optical connection to the receiver? If so, swapping the cables should swap the problem, I should think. If it does, I think you've established to a certainty that the problem is with the cable or its input/output connections. You could also try keeping the same optical cable on the DVD output, but use a different input for it on the receiver.
post #12 of 26
Thread Starter 
jdsmoothie, what do you mean "should never be used in conjunction"? Do you mean that it's a possibility that the sharp angle of the connection is possibly a problem, or that I inserted some sort of urban dictionary usage to the wires that would offend the AVmasses?

Whovous, thanks for those suggestions. I'll try them today some time. Don't know why I didn't think of that swap - great idea. I'll run that scene again and see what happens.
post #13 of 26
Yup .. the former.
post #14 of 26
Thread Starter 
Ok, so I swapped the wires and it's not the wire because it still shut down when I played the scene on the DVD player with the PS3 wire. I'm guessing that I'll have to try switching the inputs on the receiver setup to make sure that it's the receiver OPT1 input and not the DVD player. That should tell me, because if it plays through just fine when the DVD is set to opt2 and it works, then I'm looking at a receiver problem, but if it still shuts down with the DVD running opt2, then it's time for a new DVD player.

Sound about right?
post #15 of 26
How many optical inputs do you have, and how many do you need? If you have any extras, you could just ignore the problem. Can you switch over to using HDMI instead?
post #16 of 26
Quote:
Originally Posted by pairadux View Post

Ok, so I swapped the wires and it's not the wire because it still shut down when I played the scene on the DVD player with the PS3 wire. I'm guessing that I'll have to try switching the inputs on the receiver setup to make sure that it's the receiver OPT1 input and not the DVD player. That should tell me, because if it plays through just fine when the DVD is set to opt2 and it works, then I'm looking at a receiver problem, but if it still shuts down with the DVD running opt2, then it's time for a new DVD player.
Sound about right?

Yup.
post #17 of 26
Thread Starter 
So my final test tonight was this:

Took the two optical cords and switched places. Changed the settings so that opt1 was now PS3 and opt2 is now DVD. Played the DVD and it shut down. Played the PS3 and it made it through.

Sounds to me like the problem is actually on the DVD end of the optical input right?

Switching the cords earlier didn't matter and changing the outputs on the receiver didn't matter.

Time for a new DVD player?

Whovous mentioned using HDMI only. Right now the HDMI on the DVD goes from DVD to TV, using the optical for audio. How would I run it so that I could use HDMI for all both audio and video? Thanks for your patience with this dumb question.

I also appreciate everyone's suggestions for nailing this down to what I think might be the actual problem.
post #18 of 26
I was not paying attention to the model number of your receiver. It looks like it is from 2005 and does not have HDMI inputs and outputs. That gets rid of my obvious idea.

There is one other idea. The HDMI from the DVD to the TV carries both audio and video signals. If the TV has an optical audio output, you could run it from there to the receiver to get the audio again, although I confess I am uncertain what format it might be in. It is worth a try.

Then again, while we seem to have isolated the problem to the DVD, we may not have isolated it to the optical output, and you might just have the same problem with that setup as well.
post #19 of 26
Quote:
Originally Posted by pairadux View Post

Sounds to me like the problem is actually on the DVD end of the optical input right?
Switching the cords earlier didn't matter and changing the outputs on the receiver didn't matter.
Time for a new DVD player?

Yup. frown.gif

Although why can't you just use the PS3? Why do you need a separate DVD player?
Edited by jdsmoothie - 6/18/12 at 5:29am
post #20 of 26
Thread Starter 
After I asked the question I went downstairs to look at the back - no HDMI. All the more reason to look into a new receiver, but if I can hold off on spending that money, then I'm a happy camper.

PS3 - that's what I'm going to do. The video always seems to have a yellowish tint to it on my PS3, but I'm sure I can tweak that. It just seems like a dedicated BR player is the real way to go, but I can ask for one for Christmas.

Again, thanks to you guys for your help.
post #21 of 26
The PS3 is still one of the best BDPs on the market, so there may be an issue with your PS3 as well.
post #22 of 26
Thread Starter 
I'm starting to think maybe I've got a power issue.

I played an older DVD and the sound is bad, so when I turned up the volume to -12db or so, it shut down during a basic conversation scene. Prior to this, the PS3 had been perfect.

Same thing happened while watching a TV show. Again, TV had been perfect as a source.

I'm thinking it's time for a new receiver.

I've had this one for about seven years. Does this happen with older receivers at all? I guess the last thing I can try is reconnecting my center using the banana plugs that showed up - maybe they're touching. However, this only happens on my other sources when I go to -14db or louder.

Thoughts? Receiver time?
post #23 of 26
Check speaker wire connections to ensure not are touching another post as the is generally the most common cause for the AVR shutting down. If all in tact and the wire integrity is good all the way to each speaker (ie. no in wall wiring that may have gotten split open by a nail), then it could be on the verge of amp failure.
post #24 of 26
Is the Audyssey setup process likely to detect that sort of problem, or does it test only phase (and that none too well)?
post #25 of 26
Audyssey only deals with phase.
post #26 of 26
Thread Starter 
Test tone is my friend.

I ran "test tone" through the speakers and it shut down at the center speaker each time.

I tried fixing the connection at the receiver. Nope. Still failed. Then I banana plugged the connection at the speaker and split the wires a little more. It survived the test.

Watched a movie on louder volumes and had success.

So if all stands to reason, the fix of the center speaker connection should do the job.

That's the good news. Bad news.... no new receiver for me.

Thanks, everyone for your continued help.
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