Originally Posted by D500:
All the instructions that I have seen on my 3RO locos - many locos, many brands - have been clear about "running your new XYZ loco on DC will damage the electronics". But I no longer read the "basics" in instructions, and most of my purchases are used locos.
You must not own any MTH PS2 or PS3 stuff. All the 3V PS/2 and all PS/3 boards run on either AC or DC.