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Describes the watch's measurement functions for outdoor activities.
Explains the importance of light exposure for charging the solar battery.
Illustrates button presses for switching between watch modes.
Explains how to select the city code for accurate time synchronization.
Details auto and manual methods for receiving time calibration signals.
Explains the automatic reception schedule and conditions.
Guides on how to initiate a manual time signal reception.
Provides solutions for common problems with signal reception.
Explains how to enter, exit, and take direction readings with the compass.
Covers important notes on magnetic interference, location, and proper storage.
Details magnetic declination, bidirectional, and northerly calibration procedures.
Explains how to use the compass for map alignment and finding bearings.
How to measure and interpret barometric pressure and temperature.
Covers the pressure graph and differential pointer for weather prediction.
Explains how the altimeter estimates altitude based on air pressure.
Details how to display current altitude and use reference altitudes.
Covers storing, viewing, and deleting recorded altitude data.
How to view tide and moon phase data for specific dates.
Procedures for adjusting high tide time and reversing moon phase display.
Setting start time, reset time, and beeper operations for the timer.
Instructions for measuring elapsed time, split times, and two finishes.
How to view and adjust time settings for different cities and DST.
How to set, test, and enable/disable daily alarms and hourly time signals.
Instructions for manual illumination and the auto light switch function.
Answers to frequently asked questions about watch functions and issues.
Explains the different battery power levels and their implications.
Details how to charge the watch using solar power and important charging warnings.
Procedures for manually setting time, date, and Daylight Saving Time.
Details the Day of the Week and Barometric Pressure Graph screens.
In-depth explanation of moon phases and age calculations.
Details the moon phase indicator and tide graph representation.
Explains the cause and representation of tidal movements.
Information on sensor malfunction indicators and button sound settings.
Explains how the watch enters sleep states to conserve power.
How to recover from sleep state and toggle power saving.
Important notes on signal reception, transmitters, and timekeeping.
Procedures for calibrating the pressure and temperature sensors.
Precautions for illumination, barometer, and thermometer usage.
Details precision and range for Altimeter, Barometer, and Thermometer sensors.
Lists specifications for Timekeeping, Signals, Compass, Timer, Stopwatch, etc.
Provides a list of city codes, their UTC offsets, and GMT differentials.