Casio AE2000W-1AV Operation Manual Download Page 3

3

Operation Guide 3199

Reference

This section contains more detailed and technical information about watch operation.
It also contains important precautions and notes about the various features and
functions of this watch.

Graphic Areas

There are two graphic areas named A and B.

Graphic area B 

Hour hand 

Second hand  Minute hand 

Graphic area A 

Graphic area A: In the Timekeeping Mode and World Time Mode, segments indicate

the current time (in units of 10 seconds). In the Countdown Timer
Mode and Stopwatch Mode, segments indicate the ongoing timer
measurement (in units of 1/10 second).

Graphic area B: In all modes, segments indicate the current Home City Time (T-1)

hour, minute, and second.

Button Operation Tone

The button operation tone sounds any time you press one
of the watch’s buttons. You can turn the button operation
tone on or off as desired.

Even if you turn off the button operation tone, the
alarms, the Hourly Time Signal, and the countdown
alarm all operate normally.

Stopwatch

The stopwatch lets you measure elapsed time, split times,
and two finishes.

A display range of the stopwatch is 23 hours,
59 minutes, 59.99 seconds.

A stopwatch continues to run, restarting from zero after
it reaches its limit, until you stop it.

A stopwatch measurement operation continues even if
you exit the Stopwatch Mode.

Exiting the Stopwatch Mode while a split time is frozen
on the display clears the split time and returns to
elapsed time measurement.

All of the operations in this section are performed in the
Stopwatch Mode, which you enter by pressing 

C

.

To measure times with the stopwatch

Elapsed Time 

Start

Stop

Re-start

Stop

Clear

Start

Split

(

SPL

 displayed) 

Split release

Stop

Clear

Start

Split

Stop

Split release

Clear

Split Time 

Two Finishes

First runner finishes.
Display time of first 
runner.

Second runner 
finishes.

Display time of 
second runner.

Seconds  

Minutes  

Hours  

1/100 second 

Mute indicator  

To turn the button operation tone on and off

In any mode (except when a setting screen is on the display), hold down 

C

 to toggle

the button operation tone on (the mute indicator not displayed) and off (the mute
indicator displayed).

Holding down 

C

 to turn the button operation tone on or off also causes the watch’s

current mode to change.

The mute

 

indicator is displayed in all modes when the button operation tone is

turned off.

Auto Return Features

If you leave the watch in the Alarm Mode for two or three minutes without performing
any operation, it automatically changes to the Timekeeping Mode.

If you leave a screen with flashing digits on the display for two or three minutes
without performing any operation, the watch automatically exits the setting screen.

Scrolling

The 

B

 and 

D

 buttons are used in various modes and setting screens to scroll

through data on the display. In most cases, holding down these buttons during a scroll
operation scrolls at high speed.

Initial Screens

When you enter the World Time or Alarm Mode, the data you were viewing when you
last exited the mode appears first.

Timekeeping

•••••

Resetting the seconds to 

00

 

while the current count is in the range of 30 to 59

causes the minutes to be increased by 1. In the range of 00 to 29, the seconds are
reset to 

00

 

without changing the minutes.

The year can be set in the range of 2000 to 2099.

The watch’s built-in full automatic calendar makes allowances for different month
lengths and leap years. Once you set the date, there should be no reason to change
it except after you have the watch’s battery replaced.

World Time

The seconds count of the World Time is synchronized with the seconds count of the
Timekeeping Mode.

All World Time Mode times are calculated from the current Home City Time in the
Timekeeping Mode using UTC time offset values.

The UTC offset is a value that indicates the time difference between a reference
point in Greenwich, England and the time zone where a city is located.

The letters “UTC” is the abbreviation for “Coordinated Universal Time”, which is the
world-wide scientific standard of timekeeping. It is based upon carefully maintained
atomic (cesium) clocks that keep time accurately to within microseconds. Leap
seconds are added or subtracted as necessary to keep UTC in sync with the Earth’s
rotation.

Auto Display

Auto Display continually changes the contents of the digital display.

To turn off Auto Display

Press any button to turn off Auto Display. This returns to the Timekeeping Mode.

To turn on Auto Display

In the Timekeeping Mode, hold down 

D

 for about three seconds until the watch

beeps.

Note

Auto Display cannot be performed while a setting screen is on the display.

Specifications

Accuracy at normal temperature:

 

±

30 seconds a month

Timekeeping:

 Hour, minutes, seconds, p.m. (P), month, day, day of the week

Time format: 12-hour and 24-hour
Calendar system: Full Auto-calendar pre-programmed from the year 2000 to 2099
Other: Multi Time (one Home City Time and three Local Times); Daylight Saving

Time (summer time)/Standard Time

World Time:

 48 cities (31 time zones) and Coordinated Universal Time

Other: Standard Time/Daylight Saving Time (summer time); Home Time City/

World Time City swapping

Alarms:

5 alarms (One-time or Daily), Hourly Time Signal

Countdown Timer

Measuring unit: 1/10 second
Input range: 1 second to 24 hours (1-second increments, 1-minute increments and

1-hour increments)

Stopwatch

Measuring unit: 1/100 second
Measuring capacity: 23:59' 59.99''
Measuring modes: Elapsed time, split time, two finishes

Illumination:

 LED (light-emitting diode); Selectable illumination duration

Other:

 Button operation tone on/off; Auto Display function

Battery:

 One lithium battery (Type: CR2025)

Approximately 10 years on type CR2025; 10 seconds of alarm operation,
1.5 seconds of illumination per day

City Code Table

Moscow

Jeddah

Tehran

Dubai
Kabul

Karachi

Delhi

Kathmandu

Dhaka

Yangon

Bangkok

Singapore

Hong Kong

Beijing

Taiepei

Seoul
Tokyo

Adelaide

Guam

Sydney

Noumea

Wellington

+3

+3.5

+4

+4.5

+5

+5.5

+5.75

+6

+6.5

+7

+8

+9

+9.5

+10

+11

+12

MOW

JED

THR
DXB

KBL

KHI

DEL

KTM
DAC

RGN

BKK

SIN

HKG

BJS

TPE
SEL
TYO
ADL

GUM

SYD

NOU
WLG

City

Code

UTC offset/

GMT Differential

City

Pago Pago

Honolulu

Anchorage

Vancouver

Los Angeles

Edmonton

Denver

Mexico City

Chicago

New York

Santiago

Halifax

St. Johns

Rio De Janeiro

Fernando de Noronha

Praia

Lisbon

London

Madrid

Paris

Rome
Berlin

Stockholm

Athens

Cairo

Jerusalem

–11

–10

–9

–8

–7

–6

–5

–4

–3.5

–3
–2
–1

0

+1

+2

PPG

HNL

ANC
YVR

LAX
YEA

DEN
MEX

CHI

NYC

SCL
YHZ
YYT

RIO

FEN

RAI

UTC

LIS

LON

MAD

PAR

ROM

BER
STO

ATH

CAI

JRS

City

Code

UTC offset/

GMT Differential

City

Based on data as of December 2008.

The rules governing global times (UTC offset and GMT differential) and summer
time are determined by each individual country.

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