How to identify DCC locomotives - Model Railroader Magazine

There are ferrite inductors, not resistors. Check the color code. Should be 4.7 micro henry inductors.My Bachmanns had those. Some Bachmann locos they are wire wound coils.

Many fail to notice that and think they are resistors and remove the PC board. They measure zero ohms with an ohm meter and 4.7 micro henry with an L/C meter.

Cut the caps. Inductors are a moot issue with no caps.

Usually Bachmann PC boards marked with R, C, L.

Rich