4
GMR 21/41 Owner’s Manual
b
asIc
o
PeratIon
>
r
adar
P
age
2. Using the
ROCKER
, highlight the function you want to add or
remove, and press
ENTER
. Only functions with a check mark
in the check box next to them appear on the Radar Page.
Using the Radar Adjustment Menu
Use the Radar adjustment menu to access the settings and features
most commonly used on the Radar Page including: Gain, Sea Clutter,
Rain Clutter, FTC, Zoom, Target Expansion, Trails, Guard Zone,
VRM/EBL, MARPA, and Hide/Show Navigation Features.
To select an adjustment option from the Radar Page
1. Press
ADJ/MENU
to open the Radar adjustment menu.
2. Press up or down on the
ROCKER
to highlight the option you
want to change, and then press
ENTER
.
To change a Radar adjustment menu setting:
1. Select an adjustment menu option using the method described
previously.
2. Press up or down on the
ROCKER
to change the setting,
range, or percentage.
3. Press
ENTER
to accept the change, or press
QUIT
to close
the Radar adjustment menu.
Summary of Contents for GMR 21/41
Page 1: ...Owner s Manual marine radar GMR 21 41...
Page 25: ......
