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RCA Connector Problems - Backfeed

By YellowCobaltSS · Nov 15, 2011in Problems/Troubleshooting💬 3 posts👁️ 1,413 views
Posted Nov 15, 2011 · 03:27 UTC#1

Ok I have had my deck out for a long time now because I was having problems with it.... When the RCA's from my amp were hooked up to the back of the deck if I moved the wires around at the back, or hit a bump in the road or hitting the top of my dash I would get a bad feedback noise that wouldn't go anyway until I unplugged the RCAs or moved the wires around where the white connectors goes into the dash...

 

This is not only happening when the car is moving.. I can have the truck shut off and it would still do it. So it's not an alternator noise or anything like that. Also just to experiment with the connects I decided to plug the RCA's into the RCA plugs for the front speakers (no amp hooked up) just to see if it would still make the noise... So I put them in the "front speaker" rca connectors and sure enough it did it again...

 

I have been told that these pioneer decks could have issues with a ground wire inside the unit that break of the circuit board.. Which in turn causes the issues.. I don't remember where I read it or if this even is the same issue....

 

Anyone have some insight...

 

Pioneer wants 120/flat rate to fix.. If it is the circuit board it's more like $300-400 to repair.... I don't mind paying $90-120 I guess to have the solder fixed but anything more then that I will just sell the deck to someone who won't be hooking up amps. Everything else on the deck works no problem just the RCA connectors are screwed...

Posted Feb 06, 2012 · 04:07 UTC#2

I'm having this problem aswell...Just bought this unit from someone, was up for HOURS tryna figure out what the problem is. $300-$400 to fix??? Damn!

Posted Feb 26, 2012 · 15:59 UTC#3

I have the same issue. No audio out of Front or Rear RCAs, and audio out of Sub Out is low and has a hum. I am going to hook up a Speaker Wire to RCA adapter, and use a remote bass knob for my sub control. United Radio in NY wants $175 to repair a head unit with video.