Citizen E81 Series User Manual

ii
iii
Name of
Components
Nom des pièces
Nombre de los
componentes
Bezeichnungen
der Bauteile
Nome dei
componenti
Nome dos
componentes
組件名稱 部件名称
①
Hour hand Aiguille des heures Manecilla de hora Stundenzeiger
①
Lancetta delle ore Ponteiro das horas
時針 时针
②
24 hour hand
Aiguille des 24
heures
Manecilla de 24
horas
24-Stunden-Zeiger
②
Lancetta delle 24 ore Ponteiro de 24 horas
24 小時針 24 小时针
③
Alarm ON/OFF
Alarme ON/OFF
(active/désactivée)
Alarma ON/OFF
(activación/desactivación)
Alarm ON (EIN)/
OFF (AUS)
③
ON/OFF (attivazione/
disattivazione) dell’allarme
ON/OFF (ativação/
desativação) do despertador
ON（開啟）/
OFF（解除）鬧鈴
闹钟 ON（设定）/
OFF（取消）
④
Second hand Trotteuse
Manecilla de segundos Sekundenzeiger
④
Lancetta dei secondi Ponteiro dos segundos
秒針 秒针
⑤
Mode hand Aiguille de mode Manecilla de modo Moduszeiger
⑤
Lancetta di modalità Ponteiro de modo
模式針 模式针
⑥
Button (B) Bouton (B) Botón (B) Knopf (B)
⑥
Pulsante (B) Botão (B)
(B) 鈕 (B) 钮
⑦
Date Date Fecha Datum
⑦
Data Dia
日期 日期
⑧
Crown
(Normal position)
Couronne
(Position normale)
Corona
(Posición normal)
Krone
(in Normalposition)
⑧
Corona
(posizione normale)
Coroa
(posição normal)
錶冠（正常位置） 表把（正常位置）
⑨
Minute hand Aiguille des minutes
Manecilla de minutos Minutenzeiger
⑨
Lancetta dei minuti Ponteiro dos minutos
分針 分针
⑩
Button (A) Bouton (A) Botón (A) Knopf (A)
⑩
Pulsante (A) Botão (A)
(A) 鈕 (A) 钮
⑪
Function hand Aiguille de fonction Manecilla de función Funktionszeiger
⑪
Lancetta delle funzionì Ponteiro de função
功能針 功能针

Citizen E81 Series Specifications

General

Brand	Citizen
Model	E81 Series
Category	Watch
Case Material	Stainless Steel
Water Resistance	100 meters
Movement	Eco-Drive
Band Material	Stainless Steel
Features	Perpetual Calendar

Summary

Model Indication

About Solar Powered Watches (Eco-Drive watch)

Periodically Expose Watch Dial to Daylight

Ensure the watch dial receives daylight for charging and operation.

Guide to Charging Time

Information on how to charge the watch effectively using light sources.

Ensuring Optimal Watch Operation

Tips for storing the watch in a bright location for best performance.

Watch Operation Warnings

Low Power Warning Indicator

Alerts when the watch's power is critically low, indicated by second hand movement.

Time Setting Warning Function

Notifies when the time is incorrect after charging, requiring manual setting.

Overcharging Prevention Function

Protects the rechargeable cell from further charging once fully charged.

Power Saving Functionality

1. Switching the Mode (Display Function)

Watch Modes Overview

Details the four main modes: Alarm, Time/Calendar, Local Time, and Chronograph.

2. Setting the Time and Calendar

Setting the Time

Step-by-step guide to setting the watch's hour, minute, and 24-hour hands.

Setting the Calendar

Instructions for setting the year, month, and date, including leap years.

3. Using the Chronograph

Date Position Adjustment

Procedure to reset date and hands if the calendar display is misaligned.

Chronograph Hand Display

Explanation of how hands indicate chronograph seconds and minutes/1/20 sec.

Chronograph Measurement Procedure

Steps to start, stop, and reset the chronograph function for timing events.

4. Setting the Local (Secondary) Time

Adjusting Local Time Difference

How to set a time difference for another region in hour increments.

5. Using the Alarm

Setting the Alarm Time

Guide to setting the daily alarm time using the 24-hour system.

Turning Alarm ON/OFF

How to enable or disable the alarm function.

Alarm Sound Check

Procedure to test the alarm sound emission.

Stopping the Alarm Sound

How to manually stop the alarm sound when it is emitting.

6. Checking and Correcting the Reference or 0-Position of Each Hand

What is Hand Reference Position?

Definition of reference or 0-positions for correct watch function.

Checking Hand Reference Positions

Procedure to verify if hands are in their correct reference or 0-positions.

Correcting Hand Reference Positions

Steps to adjust hands to their correct reference or 0-positions.

Correcting Function Hand & Date Reference

Procedure to correct reference positions for function hand and date.

7. All-Reset Operation

Notes on Using Eco-Drive Watch

Handling the Rechargeable Cell

Important warnings about not removing or mishandling the watch's rechargeable cell.

Charging Precautions

Cautions regarding charging the watch in high-temperature environments.

Watch Specifications

Watch Precautions

Water-Resistance Performance

Details on water resistance levels and their corresponding usage limitations.

Keeping Your Watch Clean

Advice on cleaning the watch case, crown, and band to maintain functionality.

Operating Environment Cautions

Warnings about watch use in extreme temperatures, near magnets, or with static electricity.

Periodical Inspections

Recommendations for periodic safety and water-resistance inspections.