Humminbird 531338-1_C - Manual (Page 56)

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NMEA Output
(Advanced)
NMEA Output turns the NMEA output on or off. This menu choice is available only when in
Advanced User Mode (see Setup Menu Tab: User Mode.)
The following NMEA sentences are output:
DPT . . . . . . . . . . Depth
MTW . . . . . . . . Water Temperature
GLL . . . . . . . . . . Lat/Lon Position
GGA . . . . . . . . . GPS Fix Data
RMC . . . . . . . . . Recommended Minimum Specific GNSS Data
VTG . . . . . . . . . Course Over Ground and Ground Speed
ZDA . . . . . . . . . Time and Date
When navigating, the following NMEA sentences are also output:
APB . . . . . . . . . . Autopilot Sentence B
BWR . . . . . . . . . Bearing and Distance to Waypoint
RMB . . . . . . . . . Recommended Minimum Navigation Info
To turn NMEA Output on or off:
1. Make sure you are in Advanced User Mode, then highlight NMEA Output on the
Setup main menu.
2. Use the LEFT or RIGHT 4-WAY Cursor Control keys to change the NMEA Output to On
or Off (On, Off, Default = Off).