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Japan Radio Co. jlr-21 User Manual

Japan Radio Co. jlr-21
148 pages
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01ETM ISO 9001, ISO 14001 Certified
Printed in Japan
Marine Service Department
+81-3-3492-1305
+81-3-3779-1420
tmsc@jrc.co.jp
Telephone :
Facsimile :
e-mail :
AMSTERDAM Branch
Telephone :
Facsimile :
e-mail :
+31-20-658-0750
+31-20-658-0755
service@jrceurope.com
SEATTLE Branch
Telephone :
Facsimile :
e-mail :
+1-206-654-5644
+1-206-654-7030
marineservice@jrcamerica.com
CODE No.7ZPNA4224CODE No.7ZPNA4224
MAY. 2013 Edition 3 JRCMAY. 2013 Edition 3 JRC
Not use the asbestos
For further information,contact:
URL http://www.jrc.co.jp
INSTRUCTIONINSTRUCTION
MANUALMANUAL
GPS COMPASSGPS COMPASS
JLRJLR
-
21/3121/31

Table of Contents

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Japan Radio Co. jlr-21 Specifications

General IconGeneral
Channels12
Tracking Sensitivity-160 dBm
Receiver TypeL1 C/A code
Frequency1575.42 MHz
Velocity Accuracy0.1 m/sec (50%)
Data OutputNMEA 0183
Weight500 g

Summary

Foreword

Before Commencing Operation

Symbols

Explanation of symbols used in the manual for safety and proper operation.

Precautions Upon Operation

WARNING Precautions

Critical warnings about equipment misuse, disassembly, electrical shock, and fire hazards.

CAUTION Precautions

Cautions regarding environmental conditions, installation, and component usage to prevent damage.

Appearance of the Equipment

Standard Equipment

Description of the standard components included with the GPS compass system.

Section 1 EQUIPMENT OVERVIEW

1.1 Functions

Overview of the equipment's primary functions in determining ship heading and position.

1.2 Features

Highlights key features of the GPS compass, including accuracy, speed, and display.

1.3 Configuration

Details the standard configuration of components for JLR-21 and JLR-31 models.

1.4 Construction

Provides dimensional drawings and mass specifications for the display and sensor units.

1.5 System Diagram

Illustrates the system connections between the display unit, sensor, and other equipment.

Section 2 Installation

2.1 Sensor Installation

Guidelines and cautions for installing the GPS compass sensor unit.

2.2 Display Unit Installation

Instructions for mounting the display unit in various configurations (desk, wall, ceiling).

2.3 Cable Connection

Details on connecting the sensor, power, and external devices to the display unit.

Section 3 Names and Functions of Each Unit

3.1 NWZ-4701 Display Unit

Identifies and describes the components and controls of the display unit.

3.2 NNN-21/31 Sensor Unit

Illustrates and names the components of the sensor unit.

Section 4 Display

Display Screens Overview

Introduces various display screens: Compass, Bow Heading, Navigation, and Turn Rate.

Compass Screen Details

Describes the graphical displays and information shown on the Compass screens (A-F).

Bow Heading Screen Details

Explains the numerical display of Bow Heading, SOG, and COG.

Navigation Screen Details

Details the display of latitude, longitude, and RAIM information.

Turn Rate Screen Details

Describes the display of ship's rate of turn.

Water Speed / Ground Speed Screen Details

Shows display of ship speeds and bearing, including tidal current data.

Trend Graph Screen Details

Explains the trend graph display for roll/pitch, heaving, and SOG.

Calculate Distance Screen Details

Describes how to calculate distance and bearing between two points.

Configuration Screen Details

Shows the screen for accessing the Configuration menu.

Section 5 Operation

5.1 Menu List

Provides a comprehensive list of all menu options and their settings.

5.2 Basic Operation

Covers fundamental operations like turning the unit on/off and adjusting display settings.

5.3 Main Menu Settings

Details settings for Display, Heading, GPS, SBAS, Beacon, System, Data I/O, Version, Others, and Language.

5.4 Maintenance Menu Functions

Outlines functions for Antenna Check, Input Check, Self-Diagnosis, Demo, Product Type, Reset, Software Update, and CCRP.

Section 6 Maintenance and Inspection

6.1 General Maintenance and Inspection

Provides guidelines for routine cleaning and parts securing.

6.2 Alarms

Lists possible alarms, their message numbers, contents, and causes.

6.3 Troubleshooting

Offers guidance on identifying and resolving common problems with the equipment.

Section 7 After-Sales Service

7.1 Warranty

Information regarding the standard warranty period and policies.

7.2 Repair Parts Stocking Period

Details on the availability of functional repair parts.

7.3 When Requesting Service

Instructions on what information to provide when requesting service or repairs.

7.4 Recommended Checks and Inspections

Advice on periodic checks and inspections to maintain equipment performance.

Section 8 Disposal

8.1 Disposal of the Equipment

Guidance on observing local regulations for equipment disposal.

8.2 Disposal of Used Batteries

Safety precautions and instructions for disposing of the lithium battery.

Section 9 Specifications

9.1 Display Unit (NWZ-4701) Specifications

Technical specifications for the display unit, including panel, power, environment, and dimensions.

9.2 Sensor Unit (NNN-21/31) Specifications

Technical specifications for the sensor unit, including electrical, environmental, and dimensional data.

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