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Where to get the CD changer cable for the SC-816 (in an S70)?

Help, Advice and DIY Tutorials on Volvo's P80 platform cars -- Volvo's 1990s "bread and butter" cars -- powered by the ubiquitous and durable Volvo inline 5-cylinder engine.

1992 - 1997 850, including 850 R, 850 T-5R, 850 T-5, 850 GLT
1997 - 2000 S70, S70 AWD
1997 - 2000 V70, V70 AWD
1997 - 2000 V70-XC
1997 - 2004 C70

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wrybread
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Year and Model: 1998 S70 GLT
Location: California
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Where to get the CD changer cable for the SC-816 (in an S70)?

Post by wrybread »

I'm trying to trick my head unit into thinking there's a CD changer attached, using the method described here:

https://gizmosnack.blogspot.com/2015/11 ... o.html?m=1

But that's for the HU-XXX head units, which have a full sized 8-pin DIN. My SC-816 has a mini DIN, as in this pic:

Image

I'm looking for a cable to strip, but oddly I can't find one. Does anyone know if this is some special Volvo cable? Or is it somewhat standard for CD changers to use?

And any idea where to get the cable?

And since it has the same number of pins (8) as the HU-XXX, I'm hoping it's just a different pin layout but same protocol. Here's the pin layout for the HU-XXX, I don't imagine anyone knows the pin layout for the SC-XXX?

Image

Or maybe there's an adapter to go from full-sized 8-pin DIN to this mini DIN?

Thanks for any help.
Carlo the Nautic Blue 1998 S70 GLT
Previously Diego the 2000 S70, now has a blown head gasket and is awaiting the coroner

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BEJinFbk
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Year and Model: '98 V70 R
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Post by BEJinFbk »

HU-xxx HU’s were made by Mitsubishi for Volvo.
The SC series of HU’s were all supplied by Alpine.

You can find factory installed cables for the Alpine
made systems in many P80 cars, just waiting for
changer upgrades, especially the wagons.

IIRC, retail Alpine cables will also work, but
the actual Alpine branded changers will not
operate the the HU’s that they put other
peoples names on. Legal thing...

A look at the DIN connector selections at DigiKey and
Mousser Electronics may also put you on the right track.
'98 V70 R - Well Equipped for Life Up North... ;)

wrybread
Posts: 241
Joined: 20 April 2019
Year and Model: 1998 S70 GLT
Location: California
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Post by wrybread »

Thanks @BeJinFbk, I'll have a look.

And aha, I *think* the pinout is in this post:

http://volvospeed.com/vs_forum/topic/49 ... vo-sc-hus/

Image

However looking closer it's not complete, since it should have these 3 melbus lines:

- melbus clock
- melbus data
- melbus busy

(And sometimes people call the 12v power line "melbus run").

So hmm.
Carlo the Nautic Blue 1998 S70 GLT
Previously Diego the 2000 S70, now has a blown head gasket and is awaiting the coroner

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kranz
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Year and Model: '98 V70 NA stick
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Post by kranz »

I have a connector from one end of this VOLVO factory cable with 3-4" of cable. Yours for the cost of postage.
Last edited by kranz on 02 May 2019, 23:14, edited 1 time in total.
Les is more.

wrybread
Posts: 241
Joined: 20 April 2019
Year and Model: 1998 S70 GLT
Location: California
Has thanked: 15 times
Been thanked: 15 times

Post by wrybread »

Thanks, that's super generous, I just sent a PM.
Carlo the Nautic Blue 1998 S70 GLT
Previously Diego the 2000 S70, now has a blown head gasket and is awaiting the coroner

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