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General| Brand | JRC |
|---|---|
| Model | JMA-922B-9XA |
| Category | Marine Radar |
| Language | English |
Lists core functionalities including sensitivity adjustment, clutter suppression, interference rejection, measurement tools, and tracking.
Highlights screen resolution, signal processing, target tracking technology, GUI, and improved day/night mode.
Details scanner types, transmitted power, band, rotation rate, category, and ship's mains configuration, including accessory lists.
Provides outline drawings for various scanner, transmitter/receiver, display, monitor, processing, inter-switch, and power control units.
Presents system diagrams for different radar models, showing unit interconnections.
Identifies and labels various areas and elements displayed on the radar screen, such as PPI, own ship info, target tracking info, digital info, menu, and status indicators.
Details the function of each physical button and dial on the radar's control panel, from POWER to BRILL.
Explains the operation and function of on-screen software buttons, categorized by display areas (upper left, lower left, upper right, lower right).
Outlines the fundamental sequence of operations: power on, video adjustment, data acquisition/measurement, and system shutdown.
Describes how to adjust monitor brilliance, observation range, and tune settings for optimal radar image display.
Details basic interaction methods like using the trackball, operating software buttons, comboboxes, checkboxes, and menu navigation.
Covers essential radar functions such as interference rejection, pulse length switching, target enhancement, video processing, and display modes.
Explains how to set display color, save, cancel, clear, use expanded tracks (depth, temperature, current), and manage track files.
Guides on creating, plotting, editing, correcting positions, and managing user maps (marks/lines) and files.
Covers displaying routes, route monitoring, calculating waypoints, setting route alarms, and route display settings.
Details advanced radar operations like signal processing settings, radar trails, scanner unit settings, danger detection, anchor monitoring, MOB, and sound volume adjustment.
Explains how to use the USER key and function modes (Coast, Deepsea, Storm, Rain) for optimal radar video in different conditions.
Describes how to save, load, and delete operating states or user settings for personalized radar configurations.
Covers file operations like copying, deleting, and managing data (routes, user maps, tracks, settings) on external storage or other units.
Explains how to display charts, set chart objects, manage ENC issue status, contour settings, and chart types.
Details how to switch between RADAR mode and ECDIS mode for integrated navigation operations.
Explains the use of cursor, range rings, electronic bearing lines (EBL), variable range markers (VRM), and parallel index lines (PI) for measurements.
Details how to perform measurements using the cursor position, EBL/VRM, and arbitrary points for accurate range and bearing determination.
Explains the features of target tracking and AIS functions and their initial settings.
Covers acquiring targets (automatic/manual), canceling tracked targets, displaying target data, ID numbers, names, reference targets, and operation tests.
Details AIS restrictions, setting display functions, activating/deactivating targets, displaying AIS information, target ID numbers, and AIS filters.
Explains how to set criteria for identifying a tracked target and an AIS target as identical and managing association priority.
Lists and describes alarm messages related to Target Tracking and AIS functions, including CPA/TCPA, New Target, Lost Target, and system function alarms.
Covers setting past position display, target ship tracks (color, on/off, saving, clearing) and managing track data.
Explains how to simulate ship maneuvers for collision avoidance by entering course and speed, and its application in True/Relative Vector modes.
Explains radar propagation and maximum detection range influenced by the earth's curvature and scanner/target heights.
Discusses how target height, size, material, shape, and sea state affect echo intensity and detection distance.
Describes sea clutter and rain/snow clutter phenomena and the importance of clutter rejection functions.
Explains common causes of false echoes like shadows, side lobe effect, secondary reflection, multiple reflection, and radar interference.
Details how to set up and display SART signals for search and rescue operations, including automatic settings and display modes.
Covers the display of AIS-SART symbols and numeric data on the radar screen when connected.
Covers electrical adjustments and settings performed by service engineers during system installation, including gyro I/F, tuning, bearing, range, antenna height, and CCRP.
Details system settings configurable by service engineers, such as sector blank, bearing pulses, slave mode, date/time, data path, installation info, and alarm system settings.
Outlines electrical adjustment procedures for target tracking, quantization level, main bang suppression, and performance monitor.
Describes maintenance operations like memory initialization, data backup/restore, and antenna operation time restoration.
Provides general safety warnings and common maintenance points for cleaning equipment and air vents.
Explains the procedure for regularly backing up system data from HDD1 to HDD2, emphasizing caution during sailing.
Details maintenance procedures for specific units like scanner, wave guide tube, coaxial cable, transmitter-receiver, and display unit.
Outlines how to perform operational checks on the radar equipment using the Test Menu, including self-diagnosis, monitor tests, and system status.
Covers replacement procedures for major components like magnetron, motor, LCD monitor, and backup battery, emphasizing safety precautions.
Lists alarm and warning indications, system error messages, and notification types to help identify operational issues.
Provides guidance on diagnosing and resolving common issues such as poor contact in cables/connectors, USB security dongle problems, and hard disk drive failures.
Details warranty information, repair procedures, and recommended maintenance, including contact information for JRC offices.
Instructs to follow local laws and regulations for unit disposal.
Provides safety warnings and disposal guidelines for lithium batteries, emphasizing insulation and local regulations.
Instructs to return used magnetrons to the dealer or business office for proper disposal.
Advises disposal of TR-tubes with specific marks according to country laws and consulting dealers.
Details the content of toxic and hazardous substances in the radar components as per China RoHS regulations.
Lists detailed specifications for the JMA-933B-SA radar model, including class of emission, display, range, bearing, ambient conditions, and optional units.
Details specifications for the JMA-932B-SA radar, covering emission class, display, range, bearing, ambient conditions, and optional units.
Provides specifications for JMA-923B-7XA/9XA radar models, including emission class, display, range, bearing, ambient conditions, and optional units.
Lists specifications for JMA-922B-6XA/9XA radar models, covering emission class, display, range, bearing, ambient conditions, and optional units.
Details dimensions, mass, polarization, directional characteristics, revolution, power supply, and maximum wind velocity for the NKE-1139 scanner.
Provides specifications for the NKE-1130 scanner unit, including dimensions, mass, polarization, directional characteristics, revolution, power supply, and wind velocity.
Lists specifications for NKE-1129-7/9 scanner units, covering dimensions, mass, polarization, directional characteristics, revolution, power supply, and wind velocity.
Details specifications for NKE-1125-6/9 scanner units, including dimensions, mass, polarization, directional characteristics, revolution, power supply, and wind velocity.
Covers dimensions, structure, mass, transmitting frequency, power, tube, pulse width, repetition frequency, modulator, duplexer, and amplifier for the NTG-3230 unit.
Provides specifications for the NTG-3225 unit, including dimensions, structure, mass, transmitting frequency, power, tube, pulse width, and amplifier details.
Lists specifications for the NCD-2096 display unit, such as dimensions, mass, display type, range scale, bearing, operation modes, and interface capabilities.
Details target tracking capabilities including acquisition modes, cancellation, presentation options, alarms, safe limits, and data indications.
Outlines AIS functions covering activation, presentation, alarms, safe limits, and data display for targets and own ship.
Specifies dimensions, mass, and operating frequency for the NJU-84 performance monitor.
Lists dimensions, mass, and operating frequency for the NJU-85 performance monitor.
Introduces the Interswitch NQE-3141 equipment and its capability to changeover between radar display units and antenna units.
Provides a flowchart and menu details for operating the interswitch, including changing connection patterns and managing files.
Contains notes on preheat time, changing connection patterns, and slave display unit connection for interswitch operation.
