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Overview of the Raytheon NAV 398 navigation system and its capabilities.
Explains the purpose and content of the operation manual for best performance.
Guidelines for planning and installing the NAV 398 unit aboard a vessel.
Instructions for safely unpacking the unit and checking the supplied equipment.
Guidance on choosing a location and mounting the NAV display unit for optimal viewing.
Details on connecting power, sensors, external navaids, and ground system.
Overview of unit operation, keyboard layout, and initial setup.
Covers unit startup, display adjustments, sensor initialization, and display modes.
Instructions for entering, storing, naming, and managing waypoints and their lists.
Guidance on creating route plans, setting alarms, and using Man-Overboard mode.
Explains menu navigation, signal status checks, system setups, and NAV setups.
Tips for keeping the unit clean and instructions for replacing the fuse.
Information on memory battery life and procedures for unit resets.
Problem-solving chart for common issues and detailed technical specifications.
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General