Owner's Manual
Page 42
...or distance. Use the Rocker or Numeric Keypad (GPSMAP 4210 or 4212 only) to sound when the GPS location accuracy falls outside the userdetermined value. Clock-sets an alarm using the Garmin Marine Network to sound an audible alarm when certain ...conditions are turned off course by a specified distance. To set the chartplotter to receive sonar information. Select an alarm category. 3. GPS...
...or distance. Use the Rocker or Numeric Keypad (GPSMAP 4210 or 4212 only) to sound when the GPS location accuracy falls outside the userdetermined value. Clock-sets an alarm using the Garmin Marine Network to sound an audible alarm when certain ...conditions are turned off course by a specified distance. To set the chartplotter to receive sonar information. Select an alarm category. 3. GPS...