Information Regarding the Horn / Whistle and F2 Buttons

The Horn / Whistle  Button and the F2 both control the same sound but in different ways.

Using the Button labelled "Horn / Whistle"  is momentary.

Using the Button F2  (the Actual 2 button)  is  on / off.


For NCE mobile decoders only, the corresponding CV information translates into:

CV36 F2     default value is 8   output 4 / violet  

CV123       EFX for F2 output 4 / violet      default value is 0 - standard on / off


The ability to remap the horn / whistle button to a different function on the cab was removed in 6/2007 of the command station firmware 



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