Hello,
I also am having issues with the ICOM A210. I installed wiring long ago, ICOM pin 1 to ser 2 RX (SV pin 5)and ICOM pin 2 to ser 2 TX (SV pin 6). The ICOM software version is OK (hold swap button when powering on the ICOM) and it shows version 1.53. I have set up SkyView ser 2 to 'Garmin...