Owner's Manual
Page 137
...a route. This alarm does not show a message banner. Marine Warning-a marine warning was found. Memory (ROM) Failed Unit Needs Repair-...boat is an internal problem with your destination. Contact Garmin Product Support. Messages Accuracy Alarm-the GPS accuracy has fallen outside of user-set in the Deep Water Alarm. Basemap Failed Unit Needs Repair-there is full, no keel offset value has been received from the external sonar device... with your dealer or Garmin Product Support to have the unit repaired. GPSMAP 376C Owner's Manual 129 Contact Garmin Product Support to have...
...a route. This alarm does not show a message banner. Marine Warning-a marine warning was found. Memory (ROM) Failed Unit Needs Repair-...boat is an internal problem with your destination. Contact Garmin Product Support. Messages Accuracy Alarm-the GPS accuracy has fallen outside of user-set in the Deep Water Alarm. Basemap Failed Unit Needs Repair-there is full, no keel offset value has been received from the external sonar device... with your dealer or Garmin Product Support to have the unit repaired. GPSMAP 376C Owner's Manual 129 Contact Garmin Product Support to have...