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Problems with Miniatronics Reversing Unit

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8 replies
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  • Member since
    March 2010
  • 2 posts
Problems with Miniatronics Reversing Unit
Posted by milwaukee on Saturday, March 20, 2010 8:58 AM
I've just purchased a new Miniatronics RU 1-1 reversing unit and it is not working. I have all the wires connected where the instructions say to have them. The LED's on the board will not light,I've turned the pots in both directions and nothing.I do have 12 volts to the board from the supplied transformer.Is there somthing I'm missing or is there a way of testing the board. 
  • Member since
    July 2003
  • From: Sierra Vista, Arizona
  • 13,757 posts
Posted by cacole on Saturday, March 20, 2010 10:06 AM

I don't have and have never used one of these, but the description on their web site says there are some sensors involved -- have you tried putting something close to the sensor for the board to detect?

When all else fails, contact Miniatronics.

  • Member since
    March 2010
  • 2 posts
Posted by milwaukee on Saturday, March 20, 2010 3:04 PM
I have tested the sensors, and still don't have anything working.I think so far I will contact Miniatronics and talk to a tech., unless someone on the forum has an answer. Thanks for your input.
  • Member since
    August 2011
  • 6 posts
Posted by Tennhillbilly on Tuesday, August 16, 2011 4:39 PM

Have you hooked your power supply up also?  Appears from the instructions you have both the transformer/power and the 12v wall wart hooked into the unit.  I have yet to hook mine up.  Let me know if it works!

  • Member since
    September 2004
  • From: Dearborn Station
  • 24,281 posts
Posted by richhotrain on Tuesday, August 16, 2011 5:45 PM

A fellow member, Curt, has similar problems.

Here is a link to the thread he posted:

http://cs.trains.com/TRCCS/forums/t/195459.aspx

Rich

Alton Junction

  • Member since
    August 2011
  • 6 posts
Posted by Tennhillbilly on Thursday, August 18, 2011 5:01 PM

I hooked my unit up today on a test section of track.  Nothing, nada, no LED lights.  The supplied wall wart read 15.48V, supposed to be 12v, but I'm guessing this is within the margin of safety of the components.  I have emailed Miniatronics, I notice it doesn't show up on their site UNLESS you do a search.....................Hhhmmm!

 

  • Member since
    August 2011
  • 6 posts
Posted by Tennhillbilly on Thursday, August 18, 2011 5:03 PM

Mine doesn't work either, does nothing, emailed Miniatronics.

  • Member since
    August 2011
  • 6 posts
Posted by Tennhillbilly on Friday, August 19, 2011 10:15 AM

Reverse polarity on the wall wart, works perfectly.  This was advice from Miniatronics.  Bill

  • Member since
    August 2011
  • 6 posts
Posted by Tennhillbilly on Friday, August 19, 2011 6:08 PM

Seem to have problems posting...perhaps being new.  The Miniatronics solution: reverse the wall wart polarity, mine works perfectly now!

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