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Stereo wiring question

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Old Jul 31, 2011 | 03:56 PM
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EngineerJay's Avatar
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Default Stereo wiring question

I am fixing the wiring on my radio, I pulled it and I have been trying to find some schematics or color codes and havent been very lucky. Its a Pioneer KP-8500 it has 5 bare wires coming out, a 6 pin cable that appears to have never been used, a ground wire, and an antenna adapter box. The ones I have a question on are the 5 bare wires, which are green, grey, black, blue, and red. I know at least 3 of those are speaker, just not sure which ones go where.

Thanks,
Jay
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Old Jul 31, 2011 | 04:53 PM
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Why not go to the Pioneer website and see if the schematic is on-line. If not, call a tech at Pioneer and ask for the color codes.
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Old Jul 31, 2011 | 05:03 PM
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'75's Avatar
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Black= ground for radio and speakers
Grey= speaker
green= speaker
red= power
blue, not sure maybe for electric antenna

heres a manual for sale
http://www.ioffer.com/i/pioneer-kp-8...nual-167478999
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Old Jul 31, 2011 | 10:38 PM
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Default In general

Black - ground
Red - 12v hot all time
Green - 12v hot when key on
Blue - power antenia lead

But there are different ones out there, call the mfg to be sure

Last edited by dburgjohn; Jul 31, 2011 at 10:40 PM.
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Old Aug 1, 2011 | 10:22 PM
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Pioneer website does not list a KP-8500! Are you sure about those numbers?

http://www.pioneerelectronics.com/PUSA/Car
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