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View Full Version : how to connect my soundblaster audigy to my home theatre setup


jtpryan
26-02-2008, 03:20 PM
I have a Media PC I built with a Soundblaster Audigy card. I want to
connect the PC to my Onkyo receiver so that I can get Dolby surround
sound out of DVD's I play. I think I need to connect the digital port
to the coax optical in, but I don't know what cable to use. I have a
mono 3.5mm jack to RCA and tried that but got no sound. Any tips?

-Jim

John Carrier
27-02-2008, 12:19 AM
There's a dedicated I/O cable to convert the 3.5mm minijack output to coax
and/or toslink digital for your receiver.

R / John

"jtpryan" <jtpryan@gmail.com> wrote in message
news:4c4a4f99-8112-4f40-bb28-9feec1324874@b1g2000hsg.googlegroups.com...
>I have a Media PC I built with a Soundblaster Audigy card. I want to
> connect the PC to my Onkyo receiver so that I can get Dolby surround
> sound out of DVD's I play. I think I need to connect the digital port
> to the coax optical in, but I don't know what cable to use. I have a
> mono 3.5mm jack to RCA and tried that but got no sound. Any tips?
>
> -Jim

AZ Nomad
27-02-2008, 12:36 AM
On Tue, 26 Feb 2008 06:56:15 -0600, John Carrier <jxc2@comcast.net> wrote:
>There's a dedicated I/O cable to convert the 3.5mm minijack output to coax
>and/or toslink digital for your receiver.

Not very dedicated. It's just a stereo miniplug to stereo RCA cable.

The sound blasters typically output front and rear stereo s/pdif -- two
s/pdif outputs, each with left and right data.

If you use a mono adapter, you've shorted the two together and won't
get anything working. A stereo adapter will let you select the front
left+right or the rear left+right.

Get a different sound card if you want 5.1.

Gandalf
27-02-2008, 01:08 PM
jtpryan wrote:
> I have a Media PC I built with a Soundblaster Audigy card. I want to
> connect the PC to my Onkyo receiver so that I can get Dolby surround
> sound out of DVD's I play. I think I need to connect the digital port
> to the coax optical in, but I don't know what cable to use. I have a
> mono 3.5mm jack to RCA and tried that but got no sound. Any tips?
>
> -Jim

Pick up the Digital I/O module for your card.
Should be readily available.

http://us.creative.com/products/product.asp?category=13&subcategory=55&product=1780

John Carrier
28-02-2008, 07:28 AM
"AZ Nomad" <aznomad.2@PremoveOBthisOX.COM> wrote in message
news:slrnfs84af.c2u.aznomad.2@ip70-176-155-130.ph.ph.cox.net...
> On Tue, 26 Feb 2008 06:56:15 -0600, John Carrier <jxc2@comcast.net> wrote:
>>There's a dedicated I/O cable to convert the 3.5mm minijack output to coax
>>and/or toslink digital for your receiver.
>
> Not very dedicated. It's just a stereo miniplug to stereo RCA cable.
>
> The sound blasters typically output front and rear stereo s/pdif -- two
> s/pdif outputs, each with left and right data.

I'll be more specific. It's a digital I/O cable that connects to the
digital miniplug on the card, has a couple inch cable and then a housing
that has (IIRC) two coax and two toslink connectors. You can also get a
converter that takes a mono miniplug input from the card's digital output
and converts it to either a single coax or (depending on converter) a single
toslink output. The multi-output card has more flexibility.

R / John


> If you use a mono adapter, you've shorted the two together and won't
> get anything working. A stereo adapter will let you select the front
> left+right or the rear left+right.
>
> Get a different sound card if you want 5.1.

Soundblaster Live! and Audigy both offer 5.1 output through the digital
output. If I were seriously pursuing best possible 5.1 or 6.1 or 7.1
output, I'd agree, I'd get the newer Xtreme Music card or similar.


R / John

AZ Nomad
28-02-2008, 08:58 AM
On Wed, 27 Feb 2008 13:07:31 -0600, John Carrier <jxc2@comcast.net> wrote:

>"AZ Nomad" <aznomad.2@PremoveOBthisOX.COM> wrote in message
>news:slrnfs84af.c2u.aznomad.2@ip70-176-155-130.ph.ph.cox.net...
>> On Tue, 26 Feb 2008 06:56:15 -0600, John Carrier <jxc2@comcast.net> wrote:
>>>There's a dedicated I/O cable to convert the 3.5mm minijack output to coax
>>>and/or toslink digital for your receiver.
>>
>> Not very dedicated. It's just a stereo miniplug to stereo RCA cable.
>>
>> The sound blasters typically output front and rear stereo s/pdif -- two
>> s/pdif outputs, each with left and right data.

>I'll be more specific. It's a digital I/O cable that connects to the
>digital miniplug on the card, has a couple inch cable and then a housing
>that has (IIRC) two coax and two toslink connectors. You can also get a
>converter that takes a mono miniplug input from the card's digital output
>and converts it to either a single coax or (depending on converter) a single
>toslink output. The multi-output card has more flexibility.

>R / John


>> If you use a mono adapter, you've shorted the two together and won't
>> get anything working. A stereo adapter will let you select the front
>> left+right or the rear left+right.
>>
>> Get a different sound card if you want 5.1.

>Soundblaster Live! and Audigy both offer 5.1 output through the digital
>output. If I were seriously pursuing best possible 5.1 or 6.1 or 7.1
>output, I'd agree, I'd get the newer Xtreme Music card or similar.

Last time I checked (I admit that it was about 4 years ago), creative had
separate models of the soundblaster live. Only the soundblaster live had a
5.1 output offered. Creative's computer speakers use the same weird dual
stereo s/pdif for 4 channel sound.

jtpryan
01-03-2008, 02:10 AM
On Feb 27, 4:06 pm, AZ Nomad <aznoma...@PremoveOBthisOX.COM> wrote:
> On Wed, 27 Feb 2008 13:07:31 -0600, John Carrier <j...@comcast.net> wrote:
> >"AZ Nomad" <aznoma...@PremoveOBthisOX.COM> wrote in message
> >news:slrnfs84af.c2u.aznomad.2@ip70-176-155-130.ph.ph.cox.net...
> >> On Tue, 26 Feb 2008 06:56:15 -0600, John Carrier <j...@comcast.net> wrote:
> >>>There's a dedicated I/O cable to convert the 3.5mm minijack output to coax
> >>>and/or toslink digital for your receiver.
>
> >> Not very dedicated. It's just a stereo miniplug to stereo RCA cable.
>
> >> The sound blasters typically output front and rear stereo s/pdif -- two
> >> s/pdif outputs, each with left and right data.
> >I'll be more specific. It's a digital I/O cable that connects to the
> >digital miniplug on the card, has a couple inch cable and then a housing
> >that has (IIRC) two coax and two toslink connectors. You can also get a
> >converter that takes a mono miniplug input from the card's digital output
> >and converts it to either a single coax or (depending on converter) a single
> >toslink output. The multi-output card has more flexibility.
> >R / John
> >> If you use a mono adapter, you've shorted the two together and won't
> >> get anything working. A stereo adapter will let you select the front
> >> left+right or the rear left+right.
>
> >> Get a different sound card if you want 5.1.
> >Soundblaster Live! and Audigy both offer 5.1 output through the digital
> >output. If I were seriously pursuing best possible 5.1 or 6.1 or 7.1
> >output, I'd agree, I'd get the newer Xtreme Music card or similar.
>
> Last time I checked (I admit that it was about 4 years ago), creative had
> separate models of the soundblaster live. Only the soundblaster live had a
> 5.1 output offered. Creative's computer speakers use the same weird dual
> stereo s/pdif for 4 channel sound.

OK, I got it working. Evidently the solution is to use a mono 3.5mm
jack into the sound card to RCA into the receiver digital coax plug.
I used a female RCA to 3.5mm male (mono) adapter and a good RCA male
to RCA male cable to do this. The receiver now sees my 5.1 DVD's
played on the computer as Dolby Digital and the sound is great. Plus,
it was only $10. Also, the settings in the MS sound control panel
applet have to have the "digital only" box checked and the application
(WinDVD 8.0) has to support it. If I watch the DVD in WMP or VLC, I
don't get it.

Downloaded movies still don't give it to me, but who knows how they
were ripped.

Thanks for all the advice.

-Jim