Garmin GMR 21/41 - Manual (Page 24)

1 GMR 21/41 Owner’s Manual
I
ndex
I
ndex
A
Advanced sub tab 13
AFC mode 13
auto-detect services 10
B
Bearing Line 11
bearing reference 11
begin transmitting 9
C
center offset 11
clutter
rain 5
sea 5
configuring
Radar Page 3
cross-talk rejection 11
D
Declaration of Conformity (DoC) 15
digital navigation data 2
Display sub tab 11
E
EBL 7
enter standby 9
European License Requirements 15
F
Fast Time Constant. See FTC
FCC compliance 17
FTC 4
G
gain 5
Garmin Marine Network 8
guard zone 4, 6
defining 6
H
heading line 2, 11
heading sensor 8
hide/show navigation features 4
I
important information iv
M
main pages
Radar Page 3–7
manually adjust the radar 13
MARPA 4, 8–9
list 9
target 8
MARPA sub tab 12
N
navigation features 4, 11
O
orientation 10
Own Vessel Safe Zone 12
P
product registration iii
R
radar overlay 9
Radar Page 3
configuring 3
viewing 3
Radar tab 10–13
Advanced sub tab 12
Display sub tab 11
General sub tab 10
MARPA sub tab 11
radar warming up 1
rain clutter 4
range rings 2
rings 11
S
safety feature 1
safe zone ring 12
sea clutter 4
signal strength 13
software update 3
soft keys 2
specifications 14
spinning up 2
status bar 1
T
target expansion 4, 5
target history 12
Timed Transmit 10
Timed Transmit STBY Time 10
Timed Transmit XMIT Time 10
Time To Safe Zone 12
trails 4, 6
V
vector length 12
velocity reference 12
VRM 7
VRM/EBL 4
adjusting 7
W
warming up 1
warranty 16
waypoints 11
Z
zoom 4, 5
Zoom level 5