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General| Brand | JRC |
|---|---|
| Model | JLN-650 |
| Category | Measuring Instruments |
| Language | English |
Details the system's functions, including current measurement, ship speed, and various display modes like graph and profile.
Highlights key features: high-resolution display, easy operation, shoal of fish display, graph display, track plot, and profile display.
Details the composition unit and option unit components, including monitors, processors, transducers, and cables.
Shows outline drawings of the main units like the LCD monitor, signal processor, and transducers.
Identifies and explains the purpose of each key on the keyboard and knobs.
Explains the various display screens (Current, Ship Speed, Track Plot, Graph, Fish Finder, Tidal Profile) and their layout.
Outlines the basic operational sequence from powering on to powering off the unit.
Explains the standard menu and selection frame menu structures and how to navigate them.
Covers essential setup tasks like adjusting brightness, lighting, sound, display colors, and managing alarms.
Details parameters for current measurement, display modes, bearing, direction standards, and various filter settings.
Details how to configure current display settings like circle graph, echo graph, and measurement layer depth.
Explains settings for ship speed display, graphs, and related parameters.
Details settings for track plot display, including numerical values, vectors, colors, and scale.
Provides settings for various graph displays like current/depth, ship speed, water temperature, and wind.
Covers settings for the fish finder display, including split-screen, colors, interference, gain, STC, and depth range.
Details settings for tidal profile displays, including graph types and layer configurations.
Explains how to register and manage user-defined menu settings for different operational modes.
Describes the types of alarms, their display messages, sounding, and management.
Explains how to interpret absolute and relative current data displays, including vector representations.
Covers the bottom tracking layer and its measurement principles, including bottom lock.
Explains automatic tracking for the surface layer, focusing on the top lock function.
Covers essential settings required after equipment installation, including sensor connections and initial configurations.
Details initial setup procedures, including mode selection, software version, and memory management.
Provides general guidelines for equipment maintenance, including daily tasks and troubleshooting.
Explains warning messages, their causes, and countermeasures for system malfunctions.
Covers accessing and interpreting self-test results and warning history for system diagnostics.
Provides information on repair policies, maintenance recommendations, and consumable parts.
Instructs on proper disposal procedures according to local regulations.
Provides information related to Chinese RoHS compliance for the device.
Lists general specifications, including measurement method, frequency, display, power, environment, and performance.
Presents comprehensive tables of standard and selection frame menu options.
Illustrates the system configuration and component connections for both models.
Lists available spare parts for the equipment, including fuse details.
