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GMR 20/40 Owner’s Manual 25
INDEX
Index
A
About This Manual i
Adjustment 5
Adjustment Menu 5
Advanced Tab
16
AFC Mode 16, 17
B
Background 16
Background color 15
Bearing Line 16
Bearing Reference 15, 16
Begin Transmitting
17
Begin Transmitting. 13
C
Caution 2
Center Offset 15, 16
change Sea Clutter setting 7
change the Gain 6
Clear Trails
9
Configuration 5
Course Line 16
Cross-talk Rejection 14
D
Define a Guard Zone 10
Digital Navigation Data 3, 4
Display Tab
15
E
EBL 10
Electronic Bearing Line 10
Enter Standby 13, 17
European License Requirements 19
F
Fast Time Constant 7
FCC Compliance 21
Features 3
Front of Boat Offset
15
FTC 5, 7
G
Gain 5, 6
General Tab 14
Guard Zone 5, 9
H
Heading Line 3, 4, 15, 16
Heading Sensor 11
Hide/Show Navigation Features 5
Highlight i
L
Limited Warranty 22
M
Manually Adjust the Scanner 17
Map Cursor 13
Map Cursor On/Off
14
Map Page Radar Overlay 17
MARPA 5, 11
MARPA function 11
MARPA List
12
MARPA Setup
12
MARPA Setup Menu
12
MARPA Tab 16
MARPA target 11
Mini Automatic Radar Plotting Aid
11
N
Navigation Features 5, 13, 15, 16
O
Orientation 14
Overlay 17
Overview 1
Own Vessel Safe Zone 13
R
Radar Adjustment Menu 5
Radar Configuration 5
Radar Configuration Page
5
Radar Options 18
Radar Overlay 17
Radar Overview 1
Radar Page 1
Radar Page Layout 3
Radar Warming Up 2
Rain Clutter 5, 7
Range Rings 3, 4
Rings 15, 16
Ring Separation 3
S
Safety feature 2
Safe Zone Ring 13
Sea Clutter 5, 6
Setup 13, 14
Signal Strength 17
Software License Agreement
22
Software update 1
Soft Key options 3
Specifications
20
Spinning Up 2
Standby Mode 2
Status Bar 2, 3
T
Target Expansion 5, 8
Target History
13
Terminology
i
Timed Transmit
15
Timed Transmit STBY Time
15
Timed Transmit XMIT Time
15
Time To Safe Zone
13
Trails
5, 9