Casio 3459

Contents
Before Getting Started...
Indicators
Navigating Between Modes
Solar Charging
Connecting with a Phone
Adjusting the Time Setting
Connecting with a Phone to Adjust the
Watch’s Time
Time Adjustment Using a Time Signal
Overview
Appropriate Signal Reception Location
Time Signal Reception Ranges
Auto Time Signal Receive
Manual Time Signal Receive
Receive Level Indicator
Signal Reception Precautions
Using the Watch in a Medical Facility or
Aircraft
Using Mobile Link with a Mobile
Phone
Connection
Connecting with a Phone
Disconnecting from a Phone
Unpairing
If you purchase another phone
Configuring Reminder Settings
Configuring World Time Settings
Phone Finder
Configuring Watch Settings
Changing the Home City Summer Time Setting
Checking the Watch Charge Level
MA1803-EA
© 2018 CASIO COMPUTER CO., LTD.
Reminders
Checking Reminder Notifications
World Time
Checking World Time
World Time City Setting
Swapping Your Home City Time and World
Time
Alarms and Hourly Time Signal
Configuring Alarm Settings
Enabling/Disabling an Alarm or the Hourly
Time Signal
Stopping an Alarm
Determining an Alarm’s On/Off Status
Stopwatch
Measuring Elapsed Time
Measuring a Split Time
Timing the First and Second Place Finishers
Timer
Setting the Time
Using the Timer
Adjusting Time Settings
Manually
Setting a Home Time City
Setting the Time/Date
Switching between 12-hour and 24-hour
Timekeeping
Changing the Date Display Format
Specifying the Day of the Week Language
Light
Illuminating the Display Manually
Auto Light
Configuring the Auto Light Setting
Specifying the Illumination Duration
Other Settings
Enabling the Button Operation Tone
Configuring Power Saving Function Settings
Returning the Watch to Its Factory Default
Settings
Moving to Another Time Zone
Other Information
City Table
Summer Time Table
Supported Phones
Specifications
Mobile Link Precautions
Copyrights and Registered Copyrights
Troubleshooting
Operation Guide 3459
1

Casio 3459 Specifications

General

Brand	Casio
Model	3459
Category	Watch
Language	English

Summary

Getting Started with Your Watch

Understanding Solar Charging

Explains how the watch is powered by solar energy.

Battery Life and Charging

Low Battery Alerts

Indicates low power levels and function disablement.

Power Saving Modes

Explains how the watch conserves power in dark conditions.

Phone Connectivity and Pairing

G-SHOCK Connected App Setup

Pairing Watch with Phone

Procedure to establish a Bluetooth connection between watch and phone.

Automatic and Manual Time Adjustment

Auto Time Sync with Phone

Immediate Time Sync

Time Signal Adjustment

Time Signal Reception Guide

Watch Usage in Restricted Areas

Disable Auto Time Adjustment

How to disable auto time adjustment for specific locations.

Watch-Phone Connection Management

Establishing Bluetooth Connection

Steps to connect the watch with a paired phone.

Disconnecting and Unpairing Watch

Connecting to a New Phone

World Time and Phone Features

Using Phone Finder

Locating a paired phone by making it sound an alert.

Customizing Watch Settings

Alarm Configuration

Setting Daily Alarm Times

Setting time for up to five daily alarms.

Timer Functionality

Setting the Timer Countdown

Manual Time and Date Settings

Setting the Home Time City

Selecting the Home City for accurate timekeeping.

Manual Time and Date Configuration

Setting Watch Time and Date

Adjusting time and date settings directly on the watch.

Light and Button Tone Settings

Configuring Auto Light Setting

Returning to Factory Default Settings

Resetting most watch settings to factory defaults.

Navigating Time Zones

Moving to Another Time Zone

Mobile Link Precautions and Legal Information

Legal and Safety Precautions

Compliance with radio laws, aircraft restrictions, and safety notices.

Troubleshooting Signal Reception

Troubleshooting Signal Reception Failures

Solutions for problems with time calibration signal reception.

Troubleshooting Phone Pairing

Troubleshooting Pairing Connection Issues

Troubleshooting steps for failed watch-phone pairing.

Troubleshooting Watch Reconnection

Troubleshooting Cannot Reconnect Watch to Phone

Steps to resolve connection issues when the app is not active or phone is in Airplane Mode.

Troubleshooting Phone-Watch Connection

Troubleshooting Connection Establishment

Troubleshooting for general connection failures and re-pairing.

Troubleshooting Auto Time Adjustment

Auto Time Adjustment Schedule

Explains the schedule for automatic time adjustments.

Troubleshooting Auto Adjustment Failures

Reasons why automatic time adjustment may fail.

Troubleshooting Time Display and Alarms

Troubleshooting Time Display Issues

Troubleshooting Alarm Malfunctions

Troubleshooting steps for alarms that do not sound.