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General| Brand | Raytheon |
|---|---|
| Model | V820 |
| Category | Fish Finder |
| Language | English |
Outlines the manual's purpose regarding installation, operation, and maintenance.
Contact points for authorized service representatives in different regions.
Overview of the V820's capabilities and features as a color video fishfinder.
Lists all components included in the V820 fishfinder/plotter package.
Details optional accessories available for specialized installation requirements.
Instructions for safely unpacking and inspecting the V820 unit and its components.
Guidance on selecting an appropriate and protected location for mounting the V820 unit.
Essential cautions to ensure proper installation and longevity of the V820 unit.
Step-by-step instructions for physically mounting the V820 unit using its bracket.
Details on how to properly connect the V820 to a DC power source, observing polarity.
Explains the importance and method for grounding the echo sounder for proper operation.
Introduction to transducer types and general considerations for installation.
Specific instructions for installing the transom mount transducer and its bracket assembly.
Detailed steps for installing the thru-hull transducer, including location selection and hull preparation.
Guidance on routing transducer cables and ensuring secure connections.
Details on connecting Loran-C, external alarms, and using the event mark output feature.
Identifies the V820's keypad layout and explains basic power, dimmer, and brilliance controls.
Guide to selecting and using different display modes like Standard, Plot, NAV, and Temperature.
Details on using the Standard display mode, including frequency, range, and shift adjustments.
Explains specialized display modes for enhanced fish detection and bottom viewing.
Covers comparing frequencies and tracking temperature changes with specialized display modes.
Details on using the Plotter, map scales, event marks, and track saving.
Explains the Navigation mode for displaying depth, speed, and temperature digitally.
Instructions for replacing fuses and illumination lamps, with safety warnings.
Procedures for adjusting the display picture alignment on the CRT.
Details on adjusting the transmit frequency for optimal performance.
Provides a chart to diagnose and resolve common operational symptoms.
Lists the key technical specifications and performance characteristics of the V820 unit.
Lists the main units and components of the V820 for maintenance purposes.
Illustrates mechanical components and provides detailed assembly diagrams.
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