Using World Time - Casio 4343 Operation Manual

Using World Time

World Time lets you display the current time in any one of 27 cities
(29 time zones) around the world.
• Press the D
D D D button to enter the World Time Mode. D
• If you are entering from the Chronograph Mode, the chronograph
must be reset first. See "Chronograph Reset" for more
information.
World Time Mode
Currently Selected City Code
Indicator Hand
Time City Code Zone
(Hour, Minute)
Important!
If the current time shown of the selected city code is not correct,
check the current time setting of your Home Time and make
adjustments as necessary.
• For information about configuring home time settings, see
"Changing the Home City Setting".
• Press the B B B
B B button to return to the Timekeeping Mode.
Changing the Home City Setting
Use the World Time Mode to specify your Home City.
Example: To change the Home City setting from New York
(NYC) to Tokyo (TYO)
1. Current Time in
In the World Time Mode,
Selected City
D D
use the D D D button to select
the city code you want to
use as your new Home
City.
TYO Selected
2. Indicator Hand Movement
Hold down the A A button A A A
as you press the D D D D D
button to swap your
current Home City with the
World Time City you
selected in step 1.
• The watch will beep and make
the currently selected World
Time City your new Home
City.
• Your previous Home City will
become your new World Time
City, and the indicator hand
will move to its city code.
Operation Guide 4343
To search for a city
(Indicates zone)
In the World Time Mode, press
the D D D D D button to move the
indicator hand (which is
pointing at the currently
selected city code) clockwise.
• About one second after you
release the D button, the hands
of the watch will move to the
current time in the zone of the
(Clockwise)
indicated city code.
Current time in the zone
where the currently
selected city code is
located (24-hour format;
hour, minute)
Home City beep indicator
If the city code that the indicator hand moves to when you press the
D button is your currently selected Home City, the watch will beep.
Important!
If you are using the watch in Japan, be sure to select TYO (Tokyo)
as your Home City.
Selecting another city code will make it impossible to receive the
time calibration signal, which will cause your time setting to be off.
To check the current summer time on/
off setting
In the World Time Mode, press
the A A button. A A A
• The second hand moves to "0"
when summer time is turned on,
and to "5" (between "4" and "6")
when summer time is turned off.
• The second hand will resume
normal operation after about five
Off
seconds.
When summer time is turned on
• When you turn on summer time for a city code that supports time
calibration signal reception, the watch will decide automatically
whether or not to apply the summer time or standard time setting
in accordance with the received signal.
• In the case of a city code that does not support signal reception,
turning on summer time advances the current time setting by one
hour.
• City codes that support signal reception are TYO, HKG, HNL,
ANC, LAX DEN, CHI, and NYC.
• Signal reception is possible in Hong Kong (HKG), Honolulu
(HNL), and Anchorage (ANC) when reception conditions are
good.
• To select summer time manually for a city code that supports
signal reception, turn off summer time for the city code and
then select a city code in the neighboring time zone that will
advance the time by one hour.
World Time City Code List
GMT GMT
City City
Differ- City Name Differ- City Name
Code Code
ential ential
GMT +0.0 Greenwich Mean Time ADL +9.5 Adelaide
LON +0.0 London SYD +10.0 Sydney
PAR +1.0 Paris NOU +11.0 Noumea
ATH +2.0 Athens WLG +12.0 Wellington
JED +3.0 Jeddah PPG –11.0 Pago Pago
THR +3.5 Teheran HNL –10.0 Honolulu
DXB +4.0 Dubai ANC –9.0 Anchorage
KBL +4.5 Kabul LAX –8.0 Los Angeles
KHI +5.0 Karachi DEN –7.0 Denver
DEL +5.5 Delhi CHI –6.0 Chicago
DAC +6.0 Dhaka NYC –5.0 New York
*
RGN +6.5 Yangon CCS –4.0 Caracas
BKK +7.0 Bangkok RIO –3.0 Rio de Janeiro
HKG +8.0 Hong Kong –2.0
TYO +9.0 Tokyo –1.0
• Based on data as of June 2007.
• The rules governing global times (GMT differential and UTC
offset) and summer time are determined by each individual
country.
* In December 2007, Venezuela changed its offset from –4.0 to
–4.5. Note, however, that this watch displays an offset of –4.0 (the
old offset) for the CCS (Caracas, Venezuela) city code.
To turn summer time on or off
1.
In the World Time Mode, use the D D D D D button to select the
city code whose summer time setting you want to
change.
2.
Hold down the A A A A button for about five seconds to A
toggle summer time on or off.
• You can turn summer time on or off individually for each World
Time city. Note, however, that you cannot change the summer
time setting for the "GMT" (Greenwich Mean Time) zone.
(5 seconds)
OFF ON
Summer time, or Daylight Saving Time (DST) as is it is called
in some countries, calls for setting clocks ahead one hour
during the summer season. Note that the use of summer time
depends on the country and even the local area.
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