Raymarine R21XX User Manual

SECTION 3
TABLE OF CONTENTS (cant.)
OPERATION
INTRODUCTION 3-1
RADAR MAP 3-1
MAP ORIENTATION 3-2
EFFECT OF SHIP'S MOVEMENT 3-3
NAVIGATIONAL ECHOES 3-3
SEA RETURN 3-4
STORM AND RAIN SQUALL RETURNS 3-4
BLIND SECTORS OR SHADOW EFFECT 3-4
SIDE LOBES 3-5
RADAR INTERFERENCE 3-6
FALSE ECHOES 3-6
DETERMINING RADAR LINE OF SIGHT RANGE 3-8
RADAR CONTROLS 3-9
STARTING OPERATION 3-14
INITIAL DISPLAY SETUP 3-14
TURN ON PROCEDURE 3·15
SHUT DOWN PROCEDURE 3-15
FRONT PANEL OPERATION
3·17
THE TRACKPAD 3·17
RANGE KEYS (2) 3·18
VRM (VARIABLE RANGE MARKER) KEY
(7) 3-19
EBL (ELECTRONIC BEARING MODE) KEY (8) 3-19
EBL (BEARING MODE) KEY (13) 3-20
CURSOR KEY (9) 3-21
OFF CENTER KEY (10)
3·22
ZOOM KEY (11) 3-23
ENTER KEY (21) .: 3-23
TUNE CONTROL (3) 3-23
AUTO TUNE MODE 3-24
RAIN CLUTTER CONTROL (4) 3-24
SEA CLUTTER CONTROL (5) 3-25
GAIN CONTROL (6) 3-26
MENU KEY (20) 3-26
GUARD KEY (12)
3·36
RR/SHM KEY (14) ; 3·38
HEADING MODE KEY (15) 3-39
HEADING/RESET KEY (16) 3-40
WINDOW KEY
(1-7) 3·41
MAN OVERBOARD KEY (18) 3-41
X-MIT/OFF AND ST-BY/OFF KEYS (1) 3-41
USING EXTERNAL DEVICES 3-42
EXTERNAL NAVIGATOR
: 3-42
HEADING SENSOR 3-42
SEATALK 3-43
USING RAYCHART 3-43
USING V850N8010 ECHOSOUNDER 3-43
MARPA OPERATION
3-43
STARTING MARPA 3-47
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Raymarine R21XX Specifications

General

Brand	Raymarine
Model	R21XX
Category	Radar
Language	English