Casio EFA119BK-1AV Operation Manual Download Page 4

Operation Guide 4334

4

Thermometer

A reading is taken during each even-numbered minute.

You can select either Celsius (

°

C) or Fahrenheit (

°

F) units for the thermometer

screen. See “To specify the temperature display unit” for more information.

The thermometer screen displays temperature values in 0.1

°

C units (or 0.2

°

F units).

The display range of the thermometer screen is –10.0

°

C to 60.0

°

C (or 14.0

°

F to

140.0

°

F).

You can calibrate temperature sensor if you feel that the displayed temperature
values are not correct. See “Temperature Sensor Calibration” for more information.

Important!

Temperature measurements are affected by your body temperature (while you are
wearing the watch), direct sunlight, and moisture. To achieve more accurate
temperature measurement, remove the watch from your wrist, place it in a well
ventilated location out of direct sunlight, and wipe all moisture from the case. It takes
approximately 20 to 30 minutes for the case of the watch to reach the actual
surrounding temperature.

Temperature Sensor Calibration

The temperature sensor built into the watch is calibrated at the factory and normally
requires no further adjustment. If you notice serious errors in the temperature readings
produced by the watch, you can calibrate the sensor to correct the errors.

Important!

Calibrating the temperature sensor can incorrectly result in incorrect readings. read
The following carefully before doing anything.

Compare the readings produced by the watch with those of another reliable and
accurate thermometer.

If adjustment is required, remove the watch from your wrist and wait for 20 or 30
minutes to give the temperature of the watch time to stabilize.

To calibrate the temperature sensor

1. In the Timekeeping Mode, hold down 

A

 until the

seconds start to flash, which indicates the setting
screen.

2. Press 

C

 nine times to display the temperature sensor

calibration screen.

3. Use 

D

 (+) and 

B

 (–) to change the calibration value.

You can change the value in 0.1ºC (0.2ºF) steps, in a
range of ±10ºC (±18ºF). The calibration value shows
‘‘

--

.

-

’’ when the setting is outside the allowable range.

To return the calibration value to its default (no calibration, indicated by ‘‘- -’’),
press 

D

 and 

B

 at the same time.

Temperature sensor calibration will not be possible if the current reading is
outside the allowable display range (–10.0

°

C/14.0

°

F to 60.0

°

C/140.0

°

F) and the

calibration value shows ‘‘- -’’.

Setting a sensor calibration value does not affect temperature values that are
already stored in memory.

4. After configuring the setting you want, press 

A

 to exit the setting screen.

llll

lll

lll

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Calibration value

 To specify the temperature display unit

1. In the Timekeeping Mode, hold down 

A

 until the

seconds start to flash, which indicates the setting
screen.

2. Press 

C

 10 times to display the temperature unit

setting screen.

3. Use 

D

 to switch between Celsius (

°

C) and Fahrenheit

(

°

F).

The initial factory default and the initial default after
battery replacement is Celsius (

°

C).

4. After configuring the setting you want, press 

A

 to exit the setting screen.

The temperature display unit setting you select also is applied to temperature values
that are already stored in memory.

Auto Return Feature

If you leave a screen with flashing digits on the display for two or three minutes
without performing any operation, the watch saves any settings you have made up to
that point and exits the setting screen automatically.

l ll

llll

lll

ll

ll l

Temperature unit

The watch will change to the Timekeeping Mode automatically if you do not perform
any operation in the Recall Mode, Alarm Mode, or Hand Setting Mode for two or
three minutes.

Button Operation Tone

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

C

 for about

three seconds to toggle the button operation tone on and off. The button operation
tone off indicator (

) is displayed while the tone is turned off.

Even if the button operation tone is turned off, the daily alarm and countdown timer
alarm continue to sound when required.

Data and Setting 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 through the data at high speed.

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.

With the 12-hour format, the 

P

 (PM) indicator appears on the display for times in the

range of noon to 11:59 p.m. and the 

A

 (AM) indicator appears for times in the range

of midnight to 11:59 a.m.

With the 24-hour format, times are displayed in the range of 0:00 to 23:59, without
any indicator.

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 batteries replaced.

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

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.

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 time in the Timekeeping
Mode using UTC time differential values.

Illumination Precautions

The electro-luminescent panel that provides illumination loses power after very long
use.

Illumination may be hard to see when viewed under direct sunlight.

The watch may emit an audible sound whenever the display is illuminated. This is
due to vibration of the EL panel used for illumination, and does not indicate
malfunction.

Illumination turns off automatically whenever an alarm sounds.

Frequent use of illumination runs down the batteries.

Auto light switch precautions

Avoid wearing the watch on the inside of your wrist. Doing so causes the auto light
switch to operate when it is not needed, which shortens battery life. If you want to
wear the watch on the inside of your wrist, turn off the auto light switch feature.

More than 15 degrees
too high

Illumination may not turn on if the face of the watch is
more than 15 degrees above or below parallel. Make
sure that the back of your hand is parallel to the ground.

Illumination turns off in about one second, even if you
keep the watch pointed towards your face.

Static electricity or magnetic force can interfere with proper operation of the auto
light switch. If illumination does not turn on, try moving the watch back to the starting
position (parallel with the ground) and then tilt it back toward you again. If this does
not work, drop your arm all the way down so it hangs at your side, and then bring it
back up again.

Under certain conditions, illumination may not turn on until about one second after
you turn the face of the watch towards you. This does not necessarily indicate
malfunction of the auto light switch.

You may notice a very faint clicking sound coming from the watch when it is shaken
back and forth. This sound is caused by mechanical operation of the auto light
switch, and does not indicate a problem with the watch.

Pago Pago

Honolulu

Anchorage

Vancouver

San Francisco

Los Angeles

Denver

Mexico City

Chicago

Miami

New York

Caracas

St. Johns

Rio De Janeiro

Praia

Lisbon

London

City

City

UTC

Other major cities in same time zone

Code

Differential

UTC Differential/City Code List

PPG
HNL
ANC
YVR
SFO

LAX

DEN
MEX

CHI
MIA

NYC
CCS

YYT

RIO
RAI

LIS

LON

–11.0
–10.0
–09.0

–08.0

–07.0

–06.0

–05.0

–04.0
–03.5
–03.0
–01.0

+00.0

Papeete
Nome

Las Vegas, Seattle/Tacoma, Dawson City

Edmonton, El Paso

Huston, Dallas/Fort Worth, New Orleans, Winnipeg

Montreal, Detroit, Boston,
Panama City, Havana, Lima, Bogota
La Paz, Santiago, Port Of Spain

Sao Paulo, Buenos Aires, Brasilia, Montevideo

Dublin, Casablanca, Dakar, Abidjan

Barcelona

Paris
Milan

Rome
Berlin

Athens

Johannesburg

Istanbul

Cairo

Jerusalem

Moscow

Jeddah

Tehran

Dubai
Kabul

Karachi

Male
Delhi

+01.0

+02.0

+03.0

+03.5
+04.0
+04.5

+05.0

+05.5

Amsterdam, Algiers, Hamburg, Frankfurt, Vienna, Madrid,
Stockholm

Helsinki, Beirut, Damascus, Cape Town

Kuwait, Riyadh, Aden, Addis Ababa, Nairobi

Shiraz
Abu Dhabi, Muscat

Mumbai, Kolkata

BCN

PAR

MIL

ROM

BER

ATH
JNB

IST
CAI

JRS

MOW

JED

THR
DXB

KBL

KHI

MLE
DEL

Dhaka

Yangon

Bangkok

Jakarta

Singapore

Hong Kong

Beijing

Seoul
Tokyo

Adelaide

Guam

Sydney

Noumea

Wellington
Nuku'Alofa

+06.0
+06.5

+07.0

+08.0

+09.0

+09.5

+10.0

+11.0
+12.0
+13.0

Colombo

Phnom Penh, Hanoi, Vientiane

Kuala Lumpur, Taipei, Manila, Perth, Ulaanbaatar

Pyongyang

Darwin

Melbourne, Rabaul

Port Vila
Christchurch, Nadi, Nauru Island

DAC

RGN

BKK

 JKT*
 SIN*

HKG

BJS
SEL

TYO
ADL

GUM

SYD

NOU
WLG

TBU

Based on data as of June 2005.

* The sequence of these city codes is SIN 

 JKT.

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