Garmin 520 Guía Del Usuario

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DSC Position Report Received From—shows the MMSI or name 

associated with an MMSI.
Database Error—internal problem with the unit. Contact your 

dealer or Garmin Product Support to have the unit serviced.
Deep Water Alarm—the Deep Water Alarm depth has been 

reached.
Directory Item With This MMSI Already Exists—the MMSI 

number is already in DSC directory. Use a different number.
Directory Memory is Full, Can’t Create Entry—the DSC 

directory has reached maximum of 100 contacts. Delete unneeded 

contacts to add new ones.
Distress Call—a DSC distress call has been received. Take 

appropriate action.
Entering (Leaving) target water temperature—the target water 

temperature is 2° F (1.1° C) above or below the temperature 

specified by the Water Temperature Alarm. These messages appear

when you enter or leave that zone.
Fish Alarm—a beep sounds (if enabled) when a fish is detected.

This alarm does not show a message banner.

Flash Flood Warning*—a flash flood warning was issued for the

area by the National Weather Service.
Flood Warning*—a flood warning was issued for the area by the

National Weather Service.
Invalid MMSI—enter a Valid MMSI.
Lost Satellite Reception—the unit has lost satellite signals. Check 

antenna connections or try moving to a location with a clear view of 

the sky.
Marine Warning*—a marine warning was issued by the National 

Weather Service.
NMEA Depth Is below Transducer—you must enter an 

appropriate Keel Offset for the transducer.
No Waypoints/Routes/Tracks/User Waypoints Found—attempted 

to transfer user data from an SD card that does not contain the 

specified type of data. Make sure there is data to transfer on the SD

card.