The next question is "Serial port". However, as is stated in at least one of your web pages, no modern MACs have a serial port. The Web page "Connecting JMRI to a Digitrax DCS240" says in its first ...

I am hoping I can get some help. (I have posted in the JMRI Yahoo group as well). I have two separate Lenz systems, an LZV100 and an LV101/LZ100. I have a persistent problem where the LZV 100 will not ...