Garmin gpsmap 298 Manuale Utente

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GPSMAP 292/298 Owner’s Manual 
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B
ASIC
 O
PERATION
 > 
AIS
Setting up DSC
The DSC Setup tab turns DSC chartplotter information screen On 
and Off. This Setup tab also allows you to simulate Distress Calls 
and Position Reports while the unit is in Simulator Mode  
(see 
connecting to the real system. The Distress Call simulator also 
helps to check if alarms are working properly.
DSC Setup
AIS
AIS (Automatic Identification System) provides area traffic 
situational awareness. AIS provides ship IDs, position, course, and 
speed for ships equipped with a transponder within range.
  NOTE: You must set your charplotter communication to 
NMEA In / NMEA Out with a baud rate of 38400 to receive 
AIS information. Refer to 
page 69
 for information on changing 
communication settings.
AIS Setup options
AIS contain two setup options in the main menu.
•  AIS Vessels—Auto, All Ranges, 30ft-800mi: sets the 
maximum zoom scale at which AIS vessels appear.
•  Heading Line—Off, Time: draws an extension from the end 
of the boat icon in the direction of travel. For Time, enter the 
numeric time value you want the line to extend. The Time 
line length automatically adjusts as your speed changes.