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3. SYSTEM MENU
3-9
NMEA VERSION
Chooses NMEA version of external navigator; Ver 1.5, Ver 2.0, Ver. 3.0 or
SPECIAL. If you are not sure of version number try both and select which one
successfully receives data. SPECIAL outputs the depth data at the rate of 600
bps.
NAV DATA
Chooses source of navigation data (NMEA talker); GPS, Loran C, Loran A,
Decca, DR or AUTO. Select AUTO when more than one talker data is input. The
order of priority is GPS, Loran C, Loran A, Decca, DR.
COURSE
Chooses heading reference (for heading data output from navigator); TRUE or
MAG (magnetic bearing).
TLL OUTPUT
Enables/disables output of L/L position to a navigation plotter when the
[MARKER/TLL] key is pressed.