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Valued Contributor
billybilly
Posts: 5,924
Registered: ‎07-15-2006

Wiring gurus, split not working, don't know why?

[ Edited ]

So, I gutted the pickups and wiring in my PRS SE and installled a 59 and Tone Zone both 4 conductor with push/pulls,  1 volume, 1 tone, 3 way switch.  Everything works fine except my bridge doesn't split for some reason.  I checked all the wiring again and it seems in check, albeit messy (lol).  I used the following diagram and took into consideration the different colours Dimarzio uses for their pickups.  Could the pot be fried?  Should I switch a couple of wires?  My pride wants me to make this work before taking it to my tech.

 http://cdn.seymourduncan.com/images/support/schematics/2h_1v_1t_3w_2pp.jpg

 

 

 

 

 

 


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Super Contributor
gardo
Posts: 623
Registered: ‎03-12-2012

Re: Wiring gurus, split not working, don't know why?

[ Edited ]

I'm no guru but I would say that the pot should be okay unless you overheated it soldering

Switching wires is what I would try because they can always be switched back again .

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Super Contributor
elantric
Posts: 381
Registered: ‎12-08-2008

Re: Wiring gurus, split not working, don't know why?

[ Edited ]

Looks like you have wired that up using Seymour Duncan pickup style Wiring  -

Review this link to see Dimarzio style wiring

http://www.seymourduncan.com/support/wiring-diagrams/schematics.php?schematic=color_codes

 

PAF Wiring

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Valued Contributor
billybilly
Posts: 5,924
Registered: ‎07-15-2006

Re: Wiring gurus, split not working, don't know why?

Ya, I could switch the wiring, it seems a guessing game but I don't really have any options.  As posted originally, I did take into consideration the different colour codes for dimarzio albeit unsuccessful.


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Frequent Contributor
Sparky Coldfire
Posts: 127
Registered: ‎04-24-2009

Re: Wiring gurus, split not working, don't know why?

[ Edited ]

Billy

 

The way the circuit is supposed to work is when you close the switch on the bridge tap / tone pot, it is supposed to shunt the N Finish and the S Finish pair (black and white for Dimarzio) to ground.  In this case only the north coil will be providing output (single coil mode). Conversely, when you open the switch, that pair gets disconnected from the ground (but still connected together) and the pickup functions as a full humbucker. So just check this with your handy dandy ohm meter or continuity tester.  If that pair is always connected or never connects to ground when you flip the switch back and forth, either the switch is broken, or more likely you just have that pair connected to the wrong pin on the switch. Here again you can use your ohm meter or continuity tester to see which pins are opening and closing when you flip the switch.  Hope this helps.

 

Note: edited for clarity

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Valued Contributor
billybilly
Posts: 5,924
Registered: ‎07-15-2006

Re: Wiring gurus, split not working, don't know why?


Sparky Coldfire wrote:

Billy

 

The way the circuit is supposed to work is when you close the switch on the bridge tap / tone pot, it is supposed to shunt the N Finish and the S Finish pair (black and white for Dimarzio) to ground.  In this case only the north coil will be providing output (single coil mode). Conversely, when you open the switch, that pair gets disconnected from the ground (but still connected together) and the pickup functions as a full humbucker. So just check this with your handy dandy ohm meter or continuity tester.  If that pair is always connected or never connects to ground when you flip the switch back and forth, either the switch is broken, or more likely you just have that pair connected to the wrong pin on the switch. Here again you can use your ohm meter or continuity tester to see which pins are opening and closing when you flip the switch.  Hope this helps.

 

Note: edited for clarity


 

Great answer, much appreciated!


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Super Contributor
Verne Andru
Posts: 5,504
Registered: ‎04-07-2004

Re: Wiring gurus, split not working, don't know why?

[ Edited ]

I've been doing this for a long time and always have to muck with wiring even though it looks good on paper. A set of small patch cables with alligator clips works wonders. Sparky Coldfire is right on the money.

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