Set the HT jumper, and remove the PTT wire. In the Icom cable it's
connected to ground and will cause exactly the problem you're describing.
> Hello All, I'm trying to set up a Tracker2 OT2m to a NUVI 350 and when
> I power everything up the radio goes into TX and stays there so I
> obviously have something wrong. For a starter I am running an ICOM
> IC-W32A and using a ICOM type speaker MIC cable from Argent Data
> Systems. I connected red speaker wire to serial pin 5, white MIC wire to
> pin 1, blue PTT wire to pin 3 and black ground to pin 6.
> Also, I was not sure about the need to connect the HT jumper in the
> Tracker2 but it is connected. I might have something wrong in the
> otwincfg set up (??). Any advice or correction will be much appreciated.
> TNX, Jim / KW9B