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JRC JMA-2353 User Manual

JRC JMA-2353
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JMAJMA
-
2353/23542353/2354
MARINE RADARMARINE RADAR
EQUIPMENTEQUIPMENT
INSTRUCTIONINSTRUCTION
MANUALMANUAL

Table of Contents

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JRC JMA-2353 Specifications

General IconGeneral
Display Size10.4 inches
Operating Temperature-15°C to +55°C
Frequency9410 MHz
RangeUp to 96 nautical miles
Range Scales0.25, 0.5, 0.75, 1.5, 3, 6, 12, 24, 48, 96 nautical miles
Display TypeLCD
Antenna Rotation Speed24 rpm
Range Resolution20 meters
Power Supply24 V DC

Summary

PRECAUTIONS BEFORE OPERATION

High Voltage Cautions

Warnings and procedures related to high voltage within the equipment.

Electric Shock Response

Steps to take if someone receives an electric shock.

FIRST-AID TREATMENTS

Basic First-Aid Steps

General procedures for administering first aid to an electric shock victim.

Mouth-to-Mouth Respiration

Detailed guide on performing mouth-to-mouth resuscitation.

Cardiac Massage Procedure

Steps for performing cardiac massage along with respiration.

PREFACE

BEFORE OPERATION GUIDELINES

Pictorial Safety Indications

Explanation of safety symbols used in the manual and on the equipment.

Warning Label Information

Details about warning labels present on the equipment.

OPERATIONAL PRECAUTIONS

Danger Warnings and Procedures

Critical warnings about operation leading to death or serious injury.

Warning Warnings and Procedures

Warnings about potential danger of death or serious injury if neglected.

Caution Warnings and Procedures

Cautions regarding potential injury or property damage if neglected.

WARNING LABEL PLACEMENT

EQUIPMENT APPEARANCE OVERVIEW

GLOSSARY OF TERMS

Chapter 1: GENERAL AND EQUIPMENT COMPOSITION

1.1 System Functions

Overview of the radar system's capabilities and features.

1.2 Key Features

Highlights of the radar system's design and performance.

1.3 System Configuration Details

Details on radar models, scanner types, and supplied accessories.

1.4 Exterior Drawings and Dimensions

Technical drawings showing the physical dimensions of scanner units.

1.5 General System Diagrams

Block diagrams illustrating system connections and components.

Chapter 2: OPERATIONS

2.1 Screen Display Layout

Explanation of the radar display elements and indicators.

2.2 Control Panel Overview

Description of keys and their functions on the display unit panel.

2.3 Power On and Off Procedures

Instructions for starting, stopping, and powering down the radar system.

2.4 Sensitivity Adjustment Guide

How to adjust radar receiver sensitivity for optimal observation.

2.5 Sea Clutter Suppression

Function to reduce unwanted echoes from sea surface conditions.

2.6 Rain/Snow Clutter Suppression

Function to reduce unwanted echoes from precipitation.

2.7 Soft Key Operation Guide

How to use soft keys for accessing various radar functions.

2.7.1 Measuring Target Bearing (EBL)

Using Electronic Bearing Lines to measure target bearings.

2.7.2 Measuring Range to Target (VRM)

Using Variable Range Markers to measure target distances.

2.7.3 Setting Target Vectors

Configuring target vectors for motion prediction.

2.7.4 Displaying Other Ship's Tracks

Visualizing the past movement paths of other vessels.

2.7.5 AIS Operations Overview

Utilizing the Automatic Identification System for target information.

2.7.6 TT Operations Guide

Using the Target Tracking function for motion analysis.

2.7.7 Radar Alarm & Auto Acquisition

Setting up radar alarms and automatic target acquisition zones.

2.7.8 Setting Display Brilliance

Adjusting screen brightness for different viewing conditions.

2.7.9 Adjusting Scanner Tuning

Procedures for automatic and manual tuning of the radar scanner.

2.7.10 Setting Display Screen Layout

Customizing the arrangement of information on the radar screen.

2.7.11 True/Relative Motion Display Mode

Switching between true and relative motion display modes.

2.7.12 Switching Bearing Display Mode

Selecting display modes for target bearing (Head Up, North Up, Course Up).

2.7.13 Selecting Transmitter Pulse Length

Choosing the appropriate pulse length for different conditions.

2.7.14 Moving Own Ship's Display Position

Adjusting the display position of own ship for better viewing.

2.7.15 Setting Symbol Display Options

Controlling the visibility of target symbols (TT, AIS).

2.7.16 Setting MOB Function

Marking a Man Overboard position and displaying it.

2.7.17 Marking Arbitrary Positions

Placing and managing marks on the radar display.

2.7.18 Using Lines on Display

Drawing and managing lines on the radar screen.

2.7.19 Displaying Own Ship's Track

Recording and showing the path of own vessel.

2.7.20 Using Event Marks

Marking and displaying significant events or points of interest.

2.7.21 Setting AIS Filter Range

Filtering AIS targets based on proximity to own ship.

2.7.22 Using TLL TX Function

Transmitting cursor position data for mark placement.

2.8 Basic Menu Operations

Navigating and using the main menu for system settings.

2.9 Radar Echo Settings

Adjusting parameters for radar echo display and processing.

2.9.1 Setting Radar Interference Rejection

Minimizing interference from other radar systems.

2.9.2 Enhancing Target Display

Adjusting display to improve visibility of targets.

2.9.3 Process Settings for Echoes

Applying signal processing to reduce noise and highlight targets.

2.9.4 Zoom Functionality

Enlarging radar video display for closer inspection.

2.9.5 Video Latitude Adjustment

Selecting dynamic range for signal display based on conditions.

2.9.6 Video Noise Rejection

Filtering out unwanted noise and clutter from video signals.

2.10 Marker Setting Options

Configuring markers, cursors, and range rings.

2.10.1 Setting Operations for EBLs

Configuring Electronic Bearing Lines (EBLs) for measurements.

2.10.2 Setting Cursor Display Properties

Adjusting the appearance and behavior of radar cursors.

2.10.3 Setting Range Rings Visibility

Controlling the display of range rings on the radar screen.

2.11 Brilliance Adjustment Settings

Adjusting display brightness for different operational modes (Day/Night).

2.12 Control Setting Configuration

Configuring various control parameters and system behaviors.

2.12.1 Displaying True/Relative Motion Bearing

Setting bearing standards for cursors, TT, AIS, and MOB.

2.12.2 Setting User Keys Assignment

Customizing function assignments for user-programmable keys.

2.12.3 Adjusting Buzzer Volume Levels

Setting the volume for audible alarms and key feedback.

2.13 Setting TT/AIS Functions

Configuration and operation of Target Tracking and AIS systems.

2.13.1 Collision Avoidance Concepts

Principles and methods for avoiding ship collisions.

2.13.2 Preparation for TT/AIS Initialization

Initializating tracking target and AIS functions.

2.13.3 Setting Target Number Display

Enabling or disabling the display of target identification numbers.

2.13.4 Setting Target Number Allocation

Specifying the starting number for target identification.

2.13.5 Setting AIS Alarm Parameters

Configuring alarms based on NMEA ALR sentences from AIS.

2.13.6 Setting AIS Display Target Limits

Limiting the number of AIS targets displayed for clarity.

2.13.7 Setting AIS Destination Ship

Specifying a ship as a destination using AIS data.

2.13.8 Setting AIS Retrieved Vessel

Prioritizing display of specified vessels using AIS data.

2.13.9 Setting AIS Filter Range

Filtering AIS targets based on proximity to own ship.

2.13.10 TT Target All Clear Function

Clearing all currently acquired Target Tracking data.

2.14 Setting Radar Alarm Detection Levels

Configuring sensitivity levels for radar alarms.

2.15 Plotter Unit Settings

Functions related to the plotter unit and waypoint display.

2.15.1 Displaying Waypoint Marks

Showing waypoint markers received from navigation equipment.

2.15.2 Displaying Own Ship's Track

Setting and clearing the display of own ship's movement track.

2.16 Setting Timed TX Function

Configuring timed transmission to reduce power consumption.

Chapter 3: TRUE AND FALSE ECHOES ON DISPLAY

3.1 Radar Wave Propagation Physics

How radar waves interact with the Earth's horizon and atmosphere.

3.2 Target Reflection Characteristics

Factors affecting signal intensity and echo appearance from targets.

3.3 Clutter Types and Suppression Methods

Identifying and managing sea, rain, and snow clutter.

3.4 Understanding False Echoes

Causes and types of radar echoes that do not represent actual targets.

3.5 Displaying Radar Transponder (SART) Signals

How to display signals from a Search and Rescue Radar Transponder.

Chapter 4: MAINTENANCE

4.1 Routine Maintenance Procedures

Regular tasks for keeping the radar equipment in good condition.

4.2 Unit-Specific Maintenance Tasks

Maintenance procedures for scanner and display units.

4.2.1 Scanner Unit Maintenance Guide

Servicing instructions for NKE-2043 and NKE-2063 scanner units.

4.2.2 Display Unit Maintenance Guide

Cleaning and care instructions for the NCD-2237 display unit.

4.3 Performance Checks and Verification

Methods for verifying the operational status and performance of the radar.

4.3.1 Test Menu Overview

Accessing diagnostic tests for radar performance.

4.3.2 System Information Display

Viewing current system and software version details.

4.3.5 Hardware Information Details

Accessing serial number, MAC address, and temperature.

4.3.6 Error Log Management

Viewing and clearing system error logs.

4.3.7 Line Monitor Functionality

Monitoring serial communication data between units.

4.3.8 Self Test Procedures

Performing various self-tests for system components.

4.4 Major Parts Replacement Guidelines

Guidelines for replacing periodically serviced components like magnetrons.

4.5 Fault Finding and Diagnosis

Identifying and resolving common system faults and issues.

4.5.1 List of Alarms and Indications

Comprehensive list of system alarms and their meanings.

4.5.2 Fuse Checking and Replacement

Procedures for checking and replacing fuses.

4.6 Trouble Shooting Common Issues

Guidance on resolving common operational problems.

4.6.1 Included Accessories List

Inventory of standard accessories provided with the radar system.

4.6.2 Special Parts Identification

List of special parts used in the radar system.

4.6.3 Circuit Blocks for Repair

Identification of circuit blocks requiring repair or service.

Chapter 5: AFTER-SALES SERVICE

5.1 Maintenance Parts Keeping Period

Information on the duration for which spare parts are kept.

5.2 Requesting Product Repairs

Procedures and information needed when requesting product repair.

5.3 Recommended Maintenance Schedule

Advice on regular checkups and maintenance for optimal performance.

Chapter 6: DISPOSAL INFORMATION

6.1 Unit Disposal Procedures

Guidelines for the safe and legal disposal of the radar unit.

6.2 Used Magnetron Disposal

Instructions for returning or disposing of used magnetrons.

6.3 CHINA RoHS Compliance

Information regarding hazardous substances in compliance with China RoHS.

Chapter 7: SPECIFICATIONS

7.1 General System Specifications

Overall technical specifications for the radar system.

7.2 Scanner Unit Specifications

Detailed technical data for the scanner units.

7.2.1 NKE-2043 Scanner Details

Specific technical parameters for the NKE-2043 scanner model.

7.2.2 NKE-2063 Scanner Details

Specific technical parameters for the NKE-2063 scanner model.

7.3 Display Unit Specifications

Technical data for the NCD-2237 integrated display unit.

7.3.1 NCD-2237 Display Unit Details

Detailed specifications for the NCD-2237 display unit.

7.3.2 Operation Panel Features

Description of the controls and keys on the operation panel.

7.3.3 AIS Functionality Overview

Capabilities and parameters of the Automatic Identification System.

7.3.4 TT Functionality Overview

Capabilities and parameters of the Target Tracking function.

7.4 Input/Output Signal Specifications

Details on input and output signal interfaces and standards.

7.4.1 Input Enable Signal Standards

Supported navigation and sensor input signal formats.

7.4.2 Output Enable Signal Standards

Supported output signal formats for navigation data.

7.5 Standard Configuration Details

List of included components and documentation with the system.

APPENDIX: INTERCONNECTION DIAGRAMS AND FUNCTION LISTS

NKE-2043 Scanner Interconnection Diagram

Wiring diagram for the NKE-2043 scanner unit.

NKE-2063 Scanner Interconnection Diagram

Wiring diagram for the NKE-2063 scanner unit.

NCD-2237 Display Unit Interconnection Diagram

Wiring diagram for the NCD-2237 display unit.

JMA-2300MK2 Power Supply Diagram

Diagram illustrating the primary power supply circuit.

JMA-2353 Interconnection Diagram

Wiring diagram for the JMA-2353 radar system.

JMA-2354 Interconnection Diagram

Wiring diagram for the JMA-2354 radar system.

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