30
GPSMAP
®
400 Series Owner’s Manual
c
onfIGurInG
the
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Configuring
Communications Settings
To change the communications settings, from the Home screen,
select
Configure
>
Communications
.
Serial Port 1/Serial Port 2
—select the input/output format to use
when connecting your unit to external NMEA devices, a personal
computer, or other Garmin devices.
•
Garmin Data Transfer
—the proprietary format used to
upload, download, or exchange data with a computer or
another Garmin unit.
•
Garmin Remote Sonar
—allows you to connect a Garmin
GSD 21 or GSD 22 serially.
•
NMEA In/NMEA Out
—supports the input or output of
standard NMEA 0183 data, DSC, and sonar NMEA input
support for the DPT, MTW, and VHW sentences.
•
NMEA High Speed
—supports the input or output of standard
0183 data for most AIS receivers.
•
None
—provides no interfacing capabilities.
NMEA Setup
—enable or disable NMEA output sentences for
sounder, route, system, and Garmin NMEA settings.
To enable or disable NMEA output sentences:
1. From the Home screen, select
Configure
>
Communications
>
NMEA Setup
.
2. Select a setting (
Sounder
,
Route
,
System
, or
Garmin
).
3. Select a NMEA output sentence.
4. Select
Off
to disable, or select
On
to enable the NMEA
output sentence.
Posn. Precision
—adjust the number of digits (
Two Digits
,
Three Digits
, or
Four Digits
) to the right of the decimal point for
transmission of NMEA output.
Waypoint
—select how the unit outputs waypoint identifiers (
Names
or
Numbers
).
Summary of Contents for GPSMAP 400 series
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