JRC JMA-610 Series Instruction Manual page 84

Setting the geodetic system for navigation data to be saved (Geodetic)
Procedures 1
2 Enter the desired geodetic system number. (See the next list)
To create navigation information, set the geodetic system that is used with the connected
navigation equipment. When navigation information is loaded, the geodetic system used
when the navigation information was saved, is displayed. Make sure that the displayed
geodetic system is identical to the one used with the navigation equipment. If the two
geodetic systems are different, the positions of navigation information of the display will
be shifted. Therefore, it is important to set the geodetic system of the navigation
equipment.
Press [MENU] key.
Select 8.Next and press [ENTER] key.
Select 4.NAV Information
Select 6.Next and press [ENTER] key.
Select 2.Geodetic
The geodetic system is determined.
and press [ENTER] key.
and press [ENTER] key.
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