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Old Sony home cinema system poor audio quality

1309 Views 15 Replies 7 Participants Last post by  willis7469
I got hold of a DAV-DZ860W system second hand; I believe it's quite a high end system so was looking forward to trying it out.
Connected all the speakers and the HDMI input from the TV - it's working but no matter how much I tweak the settings the sound is really poor - minimal bass and there is output from the corner speakers but so low it's barely audible.
Does anyone know if that's par for the course or are there any extra settings I should be looking at? I've tried all the default sound modes and none seem to make much difference.
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Have you tried reversing the direction of the HDMI cable and is it an "e" type connection to send the audio back over the hdmi to the sound amp? To play it needs to get the sound from the HDMI, right? I know that an "e" hdmi connection is needed to return the audio from the connection to the tv back to the audio system. What is the sound picture source, the TV? Sorry if it does not make sense to me, I am not really up on HDMI.
Have you tried reversing the direction of the HDMI cable and is it an "e" type connection to send the audio back over the hdmi to the sound amp? To play it needs to get the sound from the HDMI, right? I know that an "e" hdmi connection is needed to return the audio from the connection to the tv back to the audio system. What is the sound picture source, the TV? Sorry if it does not make sense to me, I am not really up on HDMI.
What are you talking about?
Most of the time hdmi cables can be connected either way. Some cables have a source and display end.
E hdmi connection?
Sound picture source?

To op. Have you done a factory reset on your second hand receiver?
Have you calibrated the system?
Adjusted subwoofer level? Eg +2 on the speaker setup settings.
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I agree. Go thru all the receiver's settings.

I was over my parent's house while they were out to dinner Tuesday for my stepmother's birthday. I noticed I wasn't hearing the subwooferS. Believe or not, they have 2 separate 8" subs behind the tv and a 7.2 setup with a Sony STR-DH790 receiver. They had about a 100 HMDI and RCA cables all over the floor between the TV stand and subs. 1 of the subs was not connected to the AVR, but they were both turned on. The sub amps' volume knobs were at maximum.

I proceeded to go thru all the menus on the Sony. The sub level was at 0. The front speakers were set at LARGE. The surround was set at multi stereo. All the crossovers were at 120hz. Of course, I put the sub level at 10 after setting the sub amps volumes at half way. Made all speakers SMALL. I set the indivdual crossovers at 80hz. The sound field was set at A.F.D. I think I had to do some other settings like MAIN+SUB.

When they got home, they couldn't believe what they were hearing. Dad flipped thru a bunch of channels to test the sound fields. He got stuck on Tremors of all movies. A year or 2 ago, I did the brakes on his car at my house and he watched that movie. He said he's seen 2 of the 3 movies. But, he watches the 1st movie all the time. Go figure.
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Sorry guys I just checked again, it's actually optical between the TV and the Sony, not HDMI - and I believe optical should give the best quality?

I will try playing a CD or movie from the player built into the Sony and see how that sounds. I'm probably missing something but I downloaded the manual and all I can see are the presets for movie/sport/audio etc plus the "decodong mode" eg Dolby, 2 channel stereo etc.

Should I get a visual of the settings on the TV screen, if so how do I get to that? So far just been using the remote and the front panel on the unit?
I got hold of a DAV-DZ860W system second hand; I believe it's quite a high end system so was looking forward to trying it out. Gold
Connected all the speakers and the HDMI input from the TV - it's working but no matter how much I tweak the settings the sound is really poor - minimal bass and there is output from the corner speakers but so low it's barely audible.
Does anyone know if that's par for the course or are there any extra settings I should be looking at? I've tried all the default sound modes and none seem to make much difference.
try to look something on YouTube, I often find answers there and also show what exactly needs to be done
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Have done some further testing.

I connected the HDMI from the receiver to the TV and accessed the OSD. Ran through the "quick setup"

Then played a CD in the receiver player - sounded ok, but not blistering; but you can certainly hear some output from the sub and the surrounds.

Then tried again using the optical from the TV-receiver and also tried the phono outputs from the separate digital TV box direct to the receiver. Both gave similar results, as before there is output from all speakers but pretty disappointing levels.

In the receiver manual it says to receive Dolby Digital via the optical, you have to set the TV output to Dolby. On my TV the only audio settings are PCM or compressed. Could that be important ie it doesn't support Dolby? It's a fairly modern TV about 7 years old so with an optical output I'd have thought it would?
I got hold of a DAV-DZ860W system second hand; I believe it's quite a high end system so was looking forward to trying it out.
Connected all the speakers and the HDMI input from the TV - it's working but no matter how much I tweak the settings the sound is really poor - minimal bass and there is output from the corner speakers but so low it's barely audible.
Does anyone know if that's par for the course or are there any extra settings I should be looking at? I've tried all the default sound modes and none seem to make much difference.
And by the way, quite recently, after acquiring an audio system, I decided to remake my studio room, so to speak. A particular problem was the installation of high-quality windows. I was prompted to contact the guys from Scanned Window Companies In Phoenix, AZ | Windows Contractors about this, and I did not regret it. Everything went smoothly and well. Now I have a cool studio room, but the sound of the audio system has yet to be resolved.
My friend, I think that about the sound of your audio system, you should contact the service center, they will be able to determine the cause of the problem and will be great to help you with a solution. I believe that this will be the only correct way out - to contact qualified specialists.
Definitely select PCM on the tv!
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I just read thru your manual.

Your tv is the media hub. Like my 55" TCL TV & 2009 Onkyo HT-R570, you have to run HDMI and optical or coaxial for Dolby Digital audio.

When listening directly from your TV, audio goes thru the optical or coaxial cable.

If external devices are connected to the TV via HDMI, then audio can be played thru the HDMI if it's set to ON.

I did not see where you stated that ran auto calibration. Run that 1st and then go thru the settings below.

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You definitely want to do the MAIN + SUB setting.

HDMI audio works when you set the amp to DVD.
Hi BP1Fanatic, thanks for that advice, but begs further questions:-

I did run the auto calibrate without a mic connected - presume that wouldn't help?

I don't have a calibration mic - will any mic do?

If not then what can be done - just tweak the settings manually? I had a little play and yes it is making quite a difference.

Still not hugely impressed; Im an oldie that comes from a world of vintage 70s/80s hifi, maybe I'm just expecting too much from the Sony.
Hi BP1Fanatic, thanks for that advice, but begs further questions:-

I did run the auto calibrate without a mic connected - presume that wouldn't help?

I don't have a calibration mic - will any mic do?

If not then what can be done - just tweak the settings manually? I had a little play and yes it is making quite a difference.

Still not hugely impressed; Im an oldie that comes from a world of vintage 70s/80s hifi, maybe I'm just expecting too much from the Sony.
It seem to me you’ve done your due diligence. The problem is answered by the last question you asked. I’m being nice here lol. But yes. You are asking too much of the system. The satellites have 2.5” drivers while the subwoofer is 6”, and probably tuned to around 100hz if I had to guess. If you’re used to 70’s and 80’s vintage stuff then there’s no way that little Sony can do much to impress you. The speakers are just too small to give any real impact. Imo, those are lifestyle products designed to give a surround experience better than TV speakers. But they usually just aren’t that good. No replacement for displacement.
Good excuse to go shopping!
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You definitely want to do the MAIN + SUB setting.

HDMI audio works when you set the amp to DVD.
I wouldn’t so that unless the mains are pretty capable. With 2.5” drivers, It would be laughable to call them capable.
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