Citizen Eco-Drive BN2031-85E User Manual

INSTRUCTION MANUAL

Citizen Eco-Drive BN2031-85E Specifications

General

Brand	Citizen
Model	BN2031-85E
Movement	Eco-Drive
Case Material	Stainless Steel
Dial Color	Black
Crystal	Mineral Crystal
Band Material	Stainless Steel
Water Resistance	200 meters
Functions	Date, Chronograph

Summary

Safety Precautions

About Water Depth Measurement

Important advice regarding the watch's water depth measurement capability and safety.

Before Using This Watch

Check the Power Reserve Indication

Instructs to check the power reserve level before operating the watch.

How to Use the Screw Crown/Button

Charging Your Watch

When the Watch Reaches a Low Charge State (Insufficient Charge Warning Function)

Explains the low charge warning and its implications.

Charging Time by Environment

Checking the Current Power Reserve

The Power Reserve Level

Explains the meaning and implications of different power reserve levels.

Water Depth Measurement

Before Measurement

Important cautions and checks to perform before using the water depth function.

Items to Check Before Water Depth Measurement

A list of essential items to verify before initiating water depth measurement.

Starting Measurement

Describes how the water depth measurement automatically begins.

How to Read Water Depth Indication

Explains how to interpret the water depth and maximum depth readings.

Rapid Ascent Warning Alarm

Details how the rapid ascent alarm functions and its behavior.

Finishing Measurement

After Use in Water

Essential checks and maintenance after using the watch in water.

Setting the Time

Adjusting the Calendar

Checking and Correcting the Reference Position

Checking the Reference Position

Check the Reference Positions.

Correcting the Reference Position

Detailed steps to adjust the reference positions of the watch hands.

Troubleshooting

Cannot Measure Water Depth

Solutions for when the watch fails to measure water depth.

Cannot Deactivate the Status of the "OVER" Indication

Water Depth Measurement Does Not Start

Troubleshooting steps for when water depth measurement fails to initiate.

Movement of a Hand Seems Unusual

Movement of a Hand Seems Unusual (Continued)

Calendar is Incorrect.

Eco-Drive Watch Handling Precautions

CAUTION Recharging Precautions

WARNING Handling of Rechargeable Cell

Warnings regarding the handling and disposal of the rechargeable cell.

WARNING Use Only the Specified Battery

Warning against using unauthorized batteries in the watch.

Water Resistance

Precautionary Items and Usage Limitations

CAUTION To Avoid Injury

CAUTION Precautions

CAUTION When Wearing Your Watch

CAUTION When Wearing Your Watch (Continued)

Caring for Your Watch