Garmin GMR 21 - Manual (Page 16)

GMR 21/41 O
PERATION
> T
HE
R
ADAR
A
DJUSTMENT
M
ENU
While a target is being designated, a box is placed around the target.
When MARPA begins tracking the target, the box is replaced with the
appropriate symbol.
Acquiring Target Tracking Target
To display the MARPA List:
Use the Rocker to highlight MARPA List and press ENTER.
MARPA List
MARPA Setup
The MARPA Setup Menu contains settings for Vector Length, Target
History, Own Vessel Safe Zone, Tine To Safe Zone, Safe Ring Zone,
and Velocity Reference.
To display the MARPA Setup Menu:
Use the Rocker to highlight MARPA Setup, and press
ENTER.
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