Coupler Clank Pressing F12 will activate the coupler clank sound effect, see how well you can time the effect to the actual coupling of the locomotive to the train!
As you see, no programming is necessary to begin enjoying your DSD! However… after you have had a chance to play with your decoder for a little while, you may wish to make some changes such as selecting a new address or altering a sound effect. The following section will introduce you to CVs and how and why you might wish to change them.
Tsunami Steam Sound User’s Guide