Raymarine e7 User Reference page 167

MARPA context menu
The MARPA function includes a context menu which provides
positional data and menu items.
The MARPA context menu can be accessed by:
• Highlighting a MARPA target using the Joystick and pressing
the Ok button, or
• Selecting and holding on a MARPA target on screen —
Hybridtouch multifunction displays only.
The context menu provides the following target information:
• CPA
• TCPA
• COG
• SOG
The context menu also provide the following menu items:
• Cancel target
• CPA Graphic
• MARPA Data
The menu items can be accessed:
Using radar
• using the Rotary Control and Ok button, or
• selecting the menu item on screen — Hybridtouch multifunction
displays only.
Configuring MARPA options
From the radar application:
1. Select Menu.
2. Select Track Targets.
3. Select MARPA Options.
Note: If AIS data is available the menu will be MARPA & AIS
Options.
4. Select Vector Length.
5. Select an appropriate time period.
The distance that your vessel travels in the time period you
specify here determines the length of the vector lines.
6. Select MARPA Target History.
7. Select an appropriate time period.
The target's previous position will be plotted on the radar display
as a target icon with lighter shading than the actual target.
Note: MARPA and AIS functions share Safe Zone and Vector
Length settings.
Configuring safe zone set up for MARPA
From the Radar application:
1. Select Menu.
2. Select Track Targets.
3. Select Safe Zone Set-up.
4. Select Safe Zone Radius.
i. Select a distance for the Safe Zone.
This is the distance from your vessel that the safe zone will
be set up.
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