How To: Build and Hardwire an Auxillary Input to OEM Stereo
#303
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If you have a generic Player (in my case a Zune) the only output is a earphone jack. In this case there are 3 outputs, left, right, ground. Do you wire left to CDL+, right to CDR+, and Ground to both CDL- and CDR- ?
#306
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Why not just use a 4 pole double throw relay? I've personally used this tons of times in the past, much cleaner install, less wiring, less chance of failure. Every relay will need 12v & ground of some sort. Why add wiring when you don't need to? You'll probably pay slightly more for the 4 pole relay, but it's worth it. This will work on any CD changer or any audio source for that matter as long as you can tap into the pre-amp level inputs...
![](http://freespace.virgin.net/richard.deas/relay1.jpg)
Good info. for the board though...
![](http://freespace.virgin.net/richard.deas/relay1.jpg)
Good info. for the board though...
#308
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is this it?
http://www.alliedelec.com/Search/Pro...3609006AEA617F
also this looks like a good looking switch to put in our grey lexus interior
http://www.alliedelec.com/Search/Pro...3609005016E17F
or this
http://www.alliedelec.com/Search/Pro...3609007BE8617F
although im not sure if these would work as one is on-none-off and another is on-none-on
which one is the one i need for the switch?
also i have a 2001 GS300 w/ Navi but NO ML (only pioneer stock system)
where do i tap in? HU or CD changer?
http://www.alliedelec.com/Search/Pro...3609006AEA617F
also this looks like a good looking switch to put in our grey lexus interior
http://www.alliedelec.com/Search/Pro...3609005016E17F
or this
http://www.alliedelec.com/Search/Pro...3609007BE8617F
although im not sure if these would work as one is on-none-off and another is on-none-on
which one is the one i need for the switch?
also i have a 2001 GS300 w/ Navi but NO ML (only pioneer stock system)
where do i tap in? HU or CD changer?
Last edited by UberNoob; 05-23-08 at 07:39 PM.
#309
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i cant confirm if that relay will work since i havent actually used it, if someone does end up ordering it please post up if it works, im sure some people will be appreciative.
when i first made this setup 4pdt relays were hard to come by, and the ones that did were rather expensive and called for a PCB mount
when i first made this setup 4pdt relays were hard to come by, and the ones that did were rather expensive and called for a PCB mount
![Doh!](https://www.clublexus.com/forums/images/smilies/doh.gif)
#310
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Pure Drifter:
I've been reading this thread for a while but not replying, and I'm amazed with your ingenuity on this. How did you ever figure out how to do this??
Anyway, I've got all the parts I need now and I'm going to attempt this on my Black/Black 2000 LS400 with Nakamichi. I'm like the guy up above though; I've looked through this thread and maybe I just missed it or didn't recognize it, but do you happen to know the wiring/pinout for my vehicle? That's the only element I'm missing and I don't know where else to get it. I know I'll be tapping-in behind the head-unit, but what wires to hook-up I'm still not sure of. Thanks in advance!
Z -
I've been reading this thread for a while but not replying, and I'm amazed with your ingenuity on this. How did you ever figure out how to do this??
Anyway, I've got all the parts I need now and I'm going to attempt this on my Black/Black 2000 LS400 with Nakamichi. I'm like the guy up above though; I've looked through this thread and maybe I just missed it or didn't recognize it, but do you happen to know the wiring/pinout for my vehicle? That's the only element I'm missing and I don't know where else to get it. I know I'll be tapping-in behind the head-unit, but what wires to hook-up I'm still not sure of. Thanks in advance!
Z -
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BIG thanks to PureDrifter for the work that went into this.
Just finished my install yesterday and it sounds FANTASTIC. Blows all other aux input methods away.
Add another 2000 GS300 to the list.
Thanks again PD!
Just finished my install yesterday and it sounds FANTASTIC. Blows all other aux input methods away.
Add another 2000 GS300 to the list.
Thanks again PD!
#314
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i got a 93 sc300, my cd changer doesnt work it turns on and cycles through the cd but doesnt play. Can I do away with the relays and just connect my mp3 player through the CDR/L +/-????? and how would I do it if ican?