JRC JMA-3400 Series Instruction Manual page 124

Chapter 5 VARIOUS FUNCTIONS
The Ownship Mark function memorizes the position using latitude and longitude. GPS position information
signal must be input. Therefore, this function cannot be used unless GPS is input.
The position of the mark on the screen changes following the latitude and longitude.
If change the size, color or type of the mark, see "5.30 OWNSHIP MARK SETTING."
Reference:
List of mark types that can be set
× type
＋ type
Ｙ type
Drum type
Delete All Ownship Marks
To delete the set marks at once, focus on the Ownship Mark on the MULTI menu and long press the
MULTI control.
Displays the delete confirmation screen.
Select YES, the all marks will be deleted at once.
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Long press