RCU Forums - View Single Post - Need Help Please! Question on Tamiya MF Unit and Com Cable
Old 04-01-2017 | 08:40 AM
  #2  
Shorty54
 
Joined: Feb 2015
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From: Alexandria, Minnesota, USA
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I think the SW3 is a self test switch or teaching mode switch for transmitter, trim and default settings.

I am sure one of the more seasoned Tamiya gurus will chime in.