
15
wire to the pin 1 indications on the connectors. Also make
sure that the cable is ‘square’ to the connector.
Wall transformers
Radio Shack AC adaptors NTE 57-9D-600-4 or NTE 57-9D-
600-2 will work with this unit. Cut the circular connector off
that comes with the adapter, strip and tin the wires, and
connect them directly into the screw terminal power
connectors on the TrainSpeed display unit.