Disassemble the shell, there are latches on both sides of the vehicle, insert a self-driver next to the car shell, you will see transparent acrylic, and dial the acrylic latch.The shell of the car is pulled down, both sides are opened, and the shell can be removed
Remove analog PCB on the train.
Remove the copper pieces on both sides.
At the intersection of the motor copper sheet and the electrical connection sheet, affix tape to make insulation.
Then install the power receiving copper plate on the car, you can see that the power connecting copper plate and the motor copper plate are insulated by tape.
Install the ND-DE290 DCC decoder on the car, paying attention to the tenon.
Reinstall the motor contact mount.
The rear vehicle does not have a motor. Install the ND-DE201 circuit board in the vehicle in the same way. The two vehicles are connected by 3 wires. The wires need to be left with some length. Because there is no reserved length, the wire will be pressed onto the car cover.
Cover the car shell and complete.