[GPSNavX]

To use the original yellow Garmin ETrex with GPSNavX or MacENC do this:

1) Quit GPSNavX

2) Install the Prolific driver (linked in the help in the "Connecting to a GPS" section)

3) Plug the USB to Serial Adapter into your Mac, connect Garmin to adapter and power on Garmin. Make sure the Garmin is set to send NMEA data.

4) Launch GPSNavX or MacENC

5) Select "Connect" on the "GPS" menu

6) Select "Settings" button

7) Select port USBSerial

8) Select rate 4800

9) Select type Garmin

If all is well the UTC field will update in the GPS panel.