Just a quick photo guide of this one - simple install of MX644D 21pin decoder and LS1635B speaker in tender...
NB use IceCube40X18X08-2W speaker instead.
Please note that these guides are provided as useful resources for you, as-is. YouChoos cannot be held responsible for
errors in the information, or for any damage caused to your models or equipment if you choose to follow any of the
steps detailed here.