Garmin gpsmap 278 Manuale Utente

Accuracy Alarm—the GPS accuracy has fallen outside of user-set value.
Alarm Clock—the alarm clock has sounded.
Antenna Shorted to Ground—the external GPS antenna has an electrical 

connection problem. Contact Garmin Product Support.
Approaching Turn—you are nearing a turn in a route.
Arriving at Destination—you are nearing your destination.
Batteries Low—the battery needs to be recharged.
Basemap Failed Unit Needs Repair—there is an internal problem with your 

unit. Contact Garmin Product Support to have the unit serviced.
Boat Is Not Moving Fast Enough to Calibrate—the boat is not moving fast 

enough for the speed wheel to provide a valid speed.
Can’t Unlock Maps—no applicable unlock code for one or more maps was 

found. All MapSource maps are not accessible.
Database Error—internal problem with the unit. Contact your dealer or 

Garmin Product Support to have the unit repaired.
Deep Water—-the water is deeper than the amount set in the Deep Water 

Alarm.
Detail Maps Don’t Support Routing—maps that are loaded on the data card 

do not support automatic route calculation.
Distress Call—a DSC distress call was received. Take appropriate action.
Dragging Anchor—the distance set in the Anchor Drag Alarm was exceeded.

Drift Alarm—the water depth has changed by the amount entered in the Drift 

Alarm setup.
Fish Alarm—a fish was detected. The unit shows an icon and beeps (if 

enabled). This alarm does not display a message banner.
Lost Satellite Reception—the unit is unable to receive satellite signals.
Memory Full—unit memory is full, no further data can be saved.
Memory (RAM) Failed Unit Needs Repair—there is an internal problem 

with your unit. Contact Garmin Product Support to have the unit serviced.
Memory (ROM) Failed Unit Needs Repair—there is an internal problem 

with your unit. Contact Garmin Product Support to have the unit serviced.
Near Proximity Point—you have reached the distance set for a proximity 

waypoint.
NMEA Depth is Below Transducer—no keel offset value has been received 

from the external sonar device.
No Diff GPS Location—RTCM is selected but the unit is not receiving DGPS 

data.
No Roads Near Destination—the destination for the road route you tried to 

calculate is not near any roads. Select a different destination.
No Roads Near Starting Point—the start location for the road route you tried 

to calculate is not near any roads. Select a different start location.
No DGPS Position—no differential connection data is available, or not enough 

data is available to calculate a DGPS position.
No Tide Stations for that Area—no tide stations within 100 miles of the area.
None Found—no data matched the search criteria.

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