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Need Wiring diagram for Athearn Genesis DCC board

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  • Member since
    December 2004
  • From: Pa.
  • 3,361 posts
Need Wiring diagram for Athearn Genesis DCC board
Posted by DigitalGriffin on Saturday, February 3, 2024 7:52 PM

I need the pinout for this board.  I'm hooking a TCS Wow Diesel v4 decoder to it.

DCC Board

Don - Specializing in layout DC->DCC conversions

Modeling C&O transition era and steel industries There's Nothing Like Big Steam!

  • Member since
    February 2007
  • From: Christiana, TN
  • 2,134 posts
Posted by CSX Robert on Saturday, February 3, 2024 10:34 PM

Doesn't the TCS decoer have a 9-pin plug? If so, you just unplug the DC board (the little board with three capacitors - little black boxes - on it) and plug in the decoder in its place.

  • Member since
    May 2020
  • 1,057 posts
Posted by wrench567 on Sunday, February 4, 2024 12:28 AM

  Why not use a board replacement style decoder? It'll give you more room under the shell and less fooling with aux lighting. You could probably even use the board with the built in keep alive.

  Anyway. That board wires in the same as any Atlas style board replacement decoder.

    Pete 

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  • From: Northeast OH
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Posted by tstage on Sunday, February 4, 2024 12:39 AM

You can see in the above photo where Pin 1 is on the NMRA socket.  Here's the pin out for it:

You might be able to follow the traces from the NMRA socket to the soldering pads and ID them.  Even easier would be using a multimeter and test probes to find out which socket number goes to which soldering pad.

That said, the replacement decoder board would make wiring a lot simpler.

Tom

https://tstage9.wixsite.com/nyc-modeling

Time...It marches on...without ever turning around to see if anyone is even keeping in step.

  • Member since
    December 2004
  • From: Pa.
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Posted by DigitalGriffin on Tuesday, February 6, 2024 11:42 AM

The irony of this all is I put the shell back on to come back, to work on it later.  The shell went down a little hard and when I took it back off, the decoder board was cracked.   Seems the 8 pin connector up top was a little too tall for it.   So I'm hard wiring it and replacing everything with LEDs and resistors for the Blue Box P40

That's my reintroduction into MRRing.  lol.  2 steps forward, 1 back.

Don - Specializing in layout DC->DCC conversions

Modeling C&O transition era and steel industries There's Nothing Like Big Steam!

  • Member since
    February 2007
  • From: Christiana, TN
  • 2,134 posts
Posted by CSX Robert on Tuesday, February 6, 2024 11:51 AM

tstage

You can see in the above photo where Pin 1 is on the NMRA socket.  Here's the pin out for it:

You might be able to follow the traces from the NMRA socket to the soldering pads and ID them.  Even easier would be using a multimeter and test probes to find out which socket number goes to which soldering pad.

That said, the replacement decoder board would make wiring a lot simpler.

Tom

When using the 8-pin socket on this board it's important to remove the DC board from the 9-pin plug.

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