Owner's Manual
Page 1
...Testing the GTM 20 Observe the LED on the GTM 20: When the GTM 20 is not responsible for signal. Verify that it does not interfere with your Garmin GPS. GTM™ 20 OWNER'S MANUAL The Garmin® GTM™ 20 FM TMC Traffic Receiver receives Traffic Message Channel (TMC) information ...light: normal traffic data. When a traffic message is on your Garmin GPS device displays the incident on the GPS device for traffic incidents. For coverage areas, refer to avoid the traffic incident. Connecting Your GTM 20 1. see the back of the GTM 20...
...Testing the GTM 20 Observe the LED on the GTM 20: When the GTM 20 is not responsible for signal. Verify that it does not interfere with your Garmin GPS. GTM™ 20 OWNER'S MANUAL The Garmin® GTM™ 20 FM TMC Traffic Receiver receives Traffic Message Channel (TMC) information ...light: normal traffic data. When a traffic message is on your Garmin GPS device displays the incident on the GPS device for traffic incidents. For coverage areas, refer to avoid the traffic incident. Connecting Your GTM 20 1. see the back of the GTM 20...