Japan Radio Co. JLR-7900 User Manual

INSTRUCTIONINSTRUCTION
MANUALMANUAL
JLRJLR
-
76007600/7/7900900
GPS NAVIGATORGPS NAVIGATOR
ISO 9001, ISO 14001 Certified
FEB. 2017 Edition 3CODE No.7ZPNA4288
Not use the asbestos
For further information,contact:
URL Head office : http://www.jrc.co.jp/eng/
Marine Service Department
1-7-32 Tatsumi, Koto-ku, Tokyo 135-0053, Japan
: msc@jrc.co.jp
:
+81-50-3786-9201
e
-
mail
One
-
call

Japan Radio Co. JLR-7900 Specifications

General

Channels	12
SBAS Support	Yes
Frequency	1575.42 MHz
Update Rate	1 Hz
Power Supply	12 VDC

Summary

Before Commencing the Operation

Safety and Operation Symbols Guide

Explains various safety and operational symbols used in the manual.

Precautions Upon the Operation

Operational Safety Warnings and Cautions

Lists critical safety warnings and cautions for equipment operation and handling.

Installation Safety and Handling Precautions

Details safety measures and environmental considerations for equipment installation.

Appearance of the Equipment

System Component Overview

Shows visual representations and names of the main system components.

Terminology

Technical Terms and Abbreviations Glossary

Defines key technical terms, abbreviations, and units used in the manual.

Section 1 Equipment Overview

Equipment Overview: Functions, Features, and Construction

Outlines system functions, features, and physical construction details.

Equipment Configuration and Options

Details standard configurations, optional parts, and their models.

Section 2 Component Identification and Functions

Display Unit: Names and Functions

Describes the front panel layout, display, and operation keys of the display unit.

GPS Sensor Units: Names and Functions

Explains the JLR-4341 DGPS and JLR-4340 GPS sensors, including their appearance.

Section 3 Display Screen Modes and Information

Display Screen Overview

Details the various display screens for navigation, plot, GPS, and beacon information.

Section 4 User Operation Guide

Operation: Menu List and Basic Controls

Provides an overview of the menu structure and fundamental user operations like power and display adjustments.

Operation: Plot Screen and Navigation

Covers plot screen functionality, waypoint/route management, and navigation procedures.

Operation: System and Display Settings

Explains how to configure display properties, system parameters, and language settings.

Operation: GPS, Beacon, and SBAS Configuration

Details configurations for GPS modes, beacon, and SBAS settings.

Operation: Equipment Configuration

Covers system configuration, maintenance mode, and reset procedures.

Section 5 Maintenance, Alerts, and Troubleshooting

Maintenance, Alerts, and Troubleshooting Guide

Provides guidelines for routine maintenance, inspection, alerts, and common troubleshooting steps.

Section 6 Installation Guide

Installation: Sensor and Display Unit Mounting

Offers guidance on selecting installation positions and mounting the GPS sensor and display unit.

Installation: Cable Connections and Peripherals

Details the procedures for connecting various cables and optional peripherals to the unit.

Section 7 After-Sales Service

After-Sales Service: Warranty and Procedures

Outlines warranty terms, repair processes, and information needed when requesting service.

Section 8 Disposal Guidelines

Disposal Guidelines for Equipment and Batteries

Provides instructions on the proper disposal of the equipment and used batteries.

Section 9 Technical Specifications

Specifications: Display Unit and Sensors

Lists detailed technical specifications for the display unit and GPS sensors.