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Odd TSU-1100 behavor

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  • Member since
    January 2023
  • 5 posts
Odd TSU-1100 behavor
Posted by h0ser81 on Wednesday, February 15, 2023 10:32 PM

Hey folks, I just hard wired a TSU-1100 into a Proto 2k S1. I'm aware of the orange wire issue and made sure the motor was isolated. I can read all the CVS and write to the decoder just fine on the programming track. However, on the main I apply power, the startup sounds begin, prime mover idles and that's it. No function buttons works, no lights, no motor control. My keep alive works and I'll maintain the sound for a good 10 seconds after I kill track power. Any idea what's going on?

Tags: DCC , soundtraxx , Tsu-100
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  • Member since
    May 2009
  • From: Waukesha, WI
  • 1,764 posts
Posted by Steven Otte on Thursday, February 16, 2023 8:50 AM

Sounds like the decoder is fine, but not getting commands. Possibly your throttle isn't on the right address. If you haven't programmed the address, switch your throttle to address 03. If that doesn't work and you don't know what address the decoder might have, put it on the programming track (isolated from all other locomotives) and program CV8 to 8 to reset it. Then it should respond to address 3.

--
Steven Otte, Model Railroader senior associate editor
sotte@kalmbach.com

  • Member since
    February 2018
  • From: Flyover Country
  • 5,557 posts
Posted by York1 on Thursday, February 16, 2023 9:39 AM

Steven Otte
If that doesn't work and you don't know what address the decoder might have, put it on the programming track (isolated from all other locomotives) and program CV8 to 8 to reset it. Then it should respond to address 3.

 

I'll second Steve's suggestion.  There was a time I would spend hours trying to figure out what was wrong.  It was much easier just to reset the decoder and then reprogram the CVs I wanted.

York1 John       

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