Locomotive: Tillig V100 (500466)
Decoder: Flieschmann w/o sound NEM651 (6 pins)- FLM-685502 , 35 mm cable
Digital format: DCC
interface: No
Milling: No
Diffculty: Easy
Here is it
Remove the cabin
Carefully desolder the DC-jumper. Or cut the pins and desolder one by one.
By decoder cable cut in way to keep 5-6 mm cable on decoder side. Solder ends. Solder cables to the board - 1-orange, 6-yellow. Put insolation on bottom side of the decoder. put the decoder on place of DC-jumper.
Assemble and test.