13-23 Section 13 Setting up the Operation Mode
13.16 Setting Datum Conversion
Set for conversion of datum to the Japanese datum.
[Operation procedure]
Open the datum conversion setting screen by performing the following menu operations.
[Menu] button → Settings → Geodetic
Setting Item Description of Setting Setting Value
Convert WGS-84 to
Tokyo Datum
Enable/disable the data conversion function.
Disable: Received data is used without performing
datum conversion for the own ship’s latitude and
longitude and received AIS latitude and longitude.
Enable: When the datum of the own ship’s latitude
and longitude is WGS-84 or no DTM sentence has
not been received, own ship’s latitude and longitude
are converted to the Japanese datum.
The AIS latitude and longitude are converted to the
Japanese datum regardless of own ship’s latitude
and longitude.
To enable: Select
To disable: Clear